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Lees JP, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Brown DN, Kolomensky YG, Fritsch M, Koch H, Cheaib R, Hearty C, Mattison TS, McKenna JA, So RY, Blinov VE, Buzykaev AR, Druzhinin VP, Kozyrev EA, Kravchenko EA, Serednyakov SI, Skovpen YI, Solodov EP, Todyshev KY, Lankford AJ, Dey B, Gary JW, Long O, Eisner AM, Lockman WS, Panduro Vazquez W, Chao DS, Cheng CH, Echenard B, Flood KT, Hitlin DG, Li Y, Lin DX, Middleton S, Miyashita TS, Ongmongkolkul P, Oyang J, Porter FC, Röhrken M, Meadows BT, Sokoloff MD, Smith JG, Wagner SR, Bernard D, Verderi M, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi IM, Piccolo M, Rotondo M, Zallo A, Passaggio S, Patrignani C, Shuve BJ, Lacker HM, Bhuyan B, Mallik U, Chen C, Cochran J, Prell S, Gritsan AV, Arnaud N, Davier M, Le Diberder F, Lutz AM, Wormser G, Lange DJ, Wright DM, Coleman JP, Hutchcroft DE, Payne DJ, Touramanis C, Bevan AJ, Di Lodovico F, Cowan G, Banerjee S, Brown DN, Davis CL, Denig AG, Gradl W, Griessinger K, Hafner A, Schubert KR, Barlow RJ, Lafferty GD, Cenci R, Jawahery A, Roberts DA, Cowan R, Robertson SH, Seddon RM, Neri N, Palombo F, Cremaldi L, Godang R, Summers DJ, De Nardo G, Sciacca C, Jessop CP, LoSecco JM, Honscheid K, Gaz A, Margoni M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud GR, Calderini G, Chauveau J, Marchiori G, Ocariz J, Biasini M, Manoni E, Rossi A, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Chrzaszcz M, Forti F, Giorgi MA, Lusiani A, Oberhof B, Paoloni E, Rama M, Rizzo G, Walsh JJ, Zani L, Smith AJS, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Pilloni A, Bünger C, Dittrich S, Grünberg O, Leddig T, Voß C, Waldi R, Adye T, Wilson FF, Emery S, Vasseur G, Aston D, Cartaro C, Convery MR, Dunwoodie W, Ebert M, Field RC, Fulsom BG, Graham MT, Hast C, Kim P, Luitz S, MacFarlane DB, Muller DR, Neal H, Ratcliff BN, Roodman A, Sullivan MK, Va'vra J, Wisniewski WJ, Purohit MV, Wilson JR, Sekula SJ, Ahmed H, Tasneem N, Bellis M, Burchat PR, Puccio EMT, Ernst JA, Gorodeisky R, Guttman N, Peimer DR, Soffer A, Spanier SM, Ritchie JL, Izen JM, Lou XC, Bianchi F, De Mori F, Filippi A, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Albert J, Beaulieu A, Bernlochner FU, King GJ, Kowalewski R, Lueck T, Miller C, Nugent IM, Roney JM, Sobie RJ, Gershon TJ, Harrison PF, Latham TE, Wu SL. Search for Evidence of Baryogenesis and Dark Matter in B^{+}→ψ_{D}+p Decays at BABAR. Phys Rev Lett 2023; 131:201801. [PMID: 38039482 DOI: 10.1103/physrevlett.131.201801] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/19/2023] [Accepted: 10/12/2023] [Indexed: 12/03/2023]
Abstract
A new dark sector antibaryon, denoted ψ_{D}, could be produced in decays of B mesons. This Letter presents a search for B^{+}→ψ_{D}+p (and the charge conjugate) decays in e^{+}e^{-} annihilations at 10.58 GeV, using data collected in the BABAR experiment. Data corresponding to an integrated luminosity of 398 fb^{-1} are analyzed. No evidence for a signal is observed. Branching fraction upper limits in the range from 10^{-7}-10^{-5} are obtained at 90% confidence level for masses of 1.0
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Lees JP, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Brown DN, Kolomensky YG, Fritsch M, Koch H, Schroeder T, Cheaib R, Hearty C, Mattison TS, McKenna JA, So RY, Blinov VE, Buzykaev AR, Druzhinin VP, Golubev VB, Kozyrev EA, Kravchenko EA, Onuchin AP, Serednyakov SI, Skovpen YI, Solodov EP, Todyshev KY, Lankford AJ, Dey B, Gary JW, Long O, Eisner AM, Lockman WS, Panduro Vazquez W, Chao DS, Cheng CH, Echenard B, Flood KT, Hitlin DG, Kim J, Li Y, Lin DX, Middleton S, Miyashita TS, Ongmongkolkul P, Oyang J, Porter FC, Röhrken M, Huard Z, Meadows BT, Pushpawela BG, Sokoloff MD, Sun L, Smith JG, Wagner SR, Bernard D, Verderi M, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi IM, Piccolo M, Rotondo M, Zallo A, Passaggio S, Patrignani C, Flood I, Nguyen N, Shuve BJ, Lacker HM, Bhuyan B, Mallik U, Chen C, Cochran J, Prell S, Gritsan AV, Arnaud N, Davier M, Le Diberder F, Lutz AM, Wormser G, Lange DJ, Wright DM, Coleman JP, Gabathuler E, Hutchcroft DE, Payne DJ, Touramanis C, Bevan AJ, Di Lodovico F, Sacco R, Cowan G, Banerjee S, Brown DN, Davis CL, Denig AG, Gradl W, Griessinger K, Hafner A, Schubert KR, Barlow RJ, Lafferty GD, Cenci R, Jawahery A, Roberts DA, Cowan R, Robertson SH, Seddon RM, Neri N, Palombo F, Cremaldi L, Godang R, Summers DJ, Taras P, De Nardo G, Sciacca C, Raven G, Jessop CP, LoSecco JM, Honscheid K, Kass R, Gaz A, Margoni M, Posocco M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud GR, Calderini G, Chauveau J, Marchiori G, Ocariz J, Biasini M, Manoni E, Rossi A, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Chrzaszcz M, De Nuccio M, Forti F, Giorgi MA, Lusiani A, Oberhof B, Paoloni E, Rama M, Rizzo G, Walsh JJ, Zani L, Smith AJS, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Heß M, Leddig T, Voß C, Waldi R, Adye T, Wilson FF, Emery S, Vasseur G, Aston D, Cartaro C, Convery MR, Dorfan J, Dunwoodie W, Ebert M, Field RC, Fulsom BG, Graham MT, Hast C, Innes WR, Kim P, Leith DWGS, Luitz S, MacFarlane DB, Muller DR, Neal H, Ratcliff BN, Roodman A, Sullivan MK, Va'vra J, Wisniewski WJ, Purohit MV, Wilson JR, Randle-Conde A, Sekula SJ, Ahmed H, Tasneem N, Bellis M, Burchat PR, Puccio EMT, Alam MS, Ernst JA, Gorodeisky R, Guttman N, Peimer DR, Soffer A, Spanier SM, Ritchie JL, Schwitters RF, Izen JM, Lou XC, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Albert J, Beaulieu A, Bernlochner FU, King GJ, Kowalewski R, Lueck T, Miller C, Nugent IM, Roney JM, Sobie RJ, Gershon TJ, Harrison PF, Latham TE, Prepost R, Wu SL. Search for an Axionlike Particle in B Meson Decays. Phys Rev Lett 2022; 128:131802. [PMID: 35426701 DOI: 10.1103/physrevlett.128.131802] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/04/2021] [Revised: 01/31/2022] [Accepted: 03/07/2022] [Indexed: 06/14/2023]
Abstract
Axionlike particles (ALPs) are predicted in many extensions of the standard model, and their masses can naturally be well below the electroweak scale. In the presence of couplings to electroweak bosons, these particles could be emitted in flavor-changing B meson decays. We report herein a search for an ALP, a, in the reaction B^{±}→K^{±}a, a→γγ using data collected by the BABAR experiment at SLAC. No significant signal is observed, and 90% confidence level upper limits on the ALP coupling to electroweak bosons are derived as a function of ALP mass, improving current constraints by several orders of magnitude in the range 0.175 GeV<m_{a}<4.78 GeV.
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Affiliation(s)
- J P Lees
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Poireau
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Tisserand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - E Grauges
- Universitat de Barcelona, Facultat de Fisica, Departament ECM, E-08028 Barcelona, Spain
| | - A Palano
- INFN Sezione di Bari, I-70126 Bari, Italy
| | - G Eigen
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - D N Brown
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - Yu G Kolomensky
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - M Fritsch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - H Koch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - T Schroeder
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - R Cheaib
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - C Hearty
- Institute of Particle Physics, Vancouver, British Columbia, Canada V6T 1Z1
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - T S Mattison
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - J A McKenna
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - R Y So
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - V E Blinov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - A R Buzykaev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
| | - V P Druzhinin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - V B Golubev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kozyrev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kravchenko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A P Onuchin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - S I Serednyakov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - Yu I Skovpen
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E P Solodov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - K Yu Todyshev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A J Lankford
- University of California at Irvine, Irvine, California 92697, USA
| | - B Dey
- University of California at Riverside, Riverside, California 92521, USA
| | - J W Gary
- University of California at Riverside, Riverside, California 92521, USA
| | - O Long
- University of California at Riverside, Riverside, California 92521, USA
| | - A M Eisner
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W S Lockman
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W Panduro Vazquez
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - D S Chao
- California Institute of Technology, Pasadena, California 91125, USA
| | - C H Cheng
- California Institute of Technology, Pasadena, California 91125, USA
| | - B Echenard
- California Institute of Technology, Pasadena, California 91125, USA
| | - K T Flood
- California Institute of Technology, Pasadena, California 91125, USA
| | - D G Hitlin
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Kim
- California Institute of Technology, Pasadena, California 91125, USA
| | - Y Li
- California Institute of Technology, Pasadena, California 91125, USA
| | - D X Lin
- California Institute of Technology, Pasadena, California 91125, USA
| | - S Middleton
- California Institute of Technology, Pasadena, California 91125, USA
| | - T S Miyashita
- California Institute of Technology, Pasadena, California 91125, USA
| | - P Ongmongkolkul
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Oyang
- California Institute of Technology, Pasadena, California 91125, USA
| | - F C Porter
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Röhrken
- California Institute of Technology, Pasadena, California 91125, USA
| | - Z Huard
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - B T Meadows
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | | | - M D Sokoloff
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - L Sun
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - J G Smith
- University of Colorado, Boulder, Colorado 80309, USA
| | - S R Wagner
- University of Colorado, Boulder, Colorado 80309, USA
| | - D Bernard
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - M Verderi
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - C Bozzi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - R Calabrese
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrarab, I-44122 Ferrara, Italy
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrarab, I-44122 Ferrara, Italy
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrarab, I-44122 Ferrara, Italy
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrarab, I-44122 Ferrara, Italy
| | - E Luppi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrarab, I-44122 Ferrara, Italy
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R de Sangro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G Finocchiaro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Martellotti
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - I M Peruzzi
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Piccolo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Rotondo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Passaggio
- INFN Sezione di Genova, I-16146 Genova, Italy
| | | | - I Flood
- Harvey Mudd College, Claremont, California 91711, USA
| | - N Nguyen
- Harvey Mudd College, Claremont, California 91711, USA
| | - B J Shuve
- Harvey Mudd College, Claremont, California 91711, USA
| | - H M Lacker
- Humboldt-Universität zu Berlin, Institut für Physik, D-12489 Berlin, Germany
| | - B Bhuyan
- Indian Institute of Technology Guwahati, Guwahati, Assam, 781 039, India
| | - U Mallik
- University of Iowa, Iowa City, Iowa 52242, USA
| | - C Chen
- Iowa State University, Ames, Iowa 50011, USA
| | - J Cochran
- Iowa State University, Ames, Iowa 50011, USA
| | - S Prell
- Iowa State University, Ames, Iowa 50011, USA
| | - A V Gritsan
- Johns Hopkins University, Baltimore, Maryland 21218, USA
| | - N Arnaud
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - M Davier
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - F Le Diberder
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - A M Lutz
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - G Wormser
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - D J Lange
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - D M Wright
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - J P Coleman
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - E Gabathuler
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D E Hutchcroft
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D J Payne
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - C Touramanis
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - A J Bevan
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - F Di Lodovico
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - R Sacco
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - G Cowan
- University of London, Royal Holloway and Bedford New College, Egham, Surrey TW20 0EX, United Kingdom
| | - Sw Banerjee
- University of Louisville, Louisville, Kentucky 40292, USA
| | - D N Brown
- University of Louisville, Louisville, Kentucky 40292, USA
| | - C L Davis
- University of Louisville, Louisville, Kentucky 40292, USA
| | - A G Denig
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - W Gradl
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K Griessinger
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - A Hafner
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K R Schubert
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - R J Barlow
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - G D Lafferty
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - R Cenci
- University of Maryland, College Park, Maryland 20742, USA
| | - A Jawahery
- University of Maryland, College Park, Maryland 20742, USA
| | - D A Roberts
- University of Maryland, College Park, Maryland 20742, USA
| | - R Cowan
- Massachusetts Institute of Technology, Laboratory for Nuclear Science, Cambridge, Massachusetts 02139, USA
| | - S H Robertson
- Institute of Particle Physics, Montréal, Québec, Canada H3A 2T8
- McGill University, Montréal, Québec, Canada H3A 2T8
| | - R M Seddon
- McGill University, Montréal, Québec, Canada H3A 2T8
| | - N Neri
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - F Palombo
- INFN Sezione di Milano, I-20133 Milano, Italy
- Dipartimento di Fisica, Università di Milano, I-20133 Milano, Italy
| | - L Cremaldi
- University of Mississippi, University, Mississippi 38677, USA
| | - R Godang
- University of Mississippi, University, Mississippi 38677, USA
| | - D J Summers
- University of Mississippi, University, Mississippi 38677, USA
| | - P Taras
- Université de Montréal, Physique des Particules, Montréal, Québec, Canada H3C 3J7
| | - G De Nardo
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - C Sciacca
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - G Raven
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, The Netherlands
| | - C P Jessop
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - J M LoSecco
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - K Honscheid
- Ohio State University, Columbus, Ohio 43210, USA
| | - R Kass
- Ohio State University, Columbus, Ohio 43210, USA
| | - A Gaz
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Margoni
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - M Posocco
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - G Simi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - F Simonetto
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - R Stroili
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - S Akar
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - E Ben-Haim
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - M Bomben
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G R Bonneaud
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G Calderini
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - J Chauveau
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G Marchiori
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - J Ocariz
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - M Biasini
- INFN Sezione di Perugia, I-06123 Perugia, Italy
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - E Manoni
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - A Rossi
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - G Batignani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - S Bettarini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Carpinelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - G Casarosa
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | | | - M De Nuccio
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - F Forti
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M A Giorgi
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Lusiani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Scuola Normale Superiore di Pisa, I-56127 Pisa, Italy
| | - B Oberhof
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - E Paoloni
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Rama
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - G Rizzo
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - J J Walsh
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - L Zani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A J S Smith
- Princeton University, Princeton, New Jersey 08544, USA
| | - F Anulli
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - R Faccini
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | | | - F Ferroni
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - A Pilloni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - G Piredda
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - C Bünger
- Universität Rostock, D-18051 Rostock, Germany
| | - S Dittrich
- Universität Rostock, D-18051 Rostock, Germany
| | - O Grünberg
- Universität Rostock, D-18051 Rostock, Germany
| | - M Heß
- Universität Rostock, D-18051 Rostock, Germany
| | - T Leddig
- Universität Rostock, D-18051 Rostock, Germany
| | - C Voß
- Universität Rostock, D-18051 Rostock, Germany
| | - R Waldi
- Universität Rostock, D-18051 Rostock, Germany
| | - T Adye
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - F F Wilson
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - S Emery
- IRFU, CEA, Université Paris-Saclay, F-91191 Gif-sur-Yvette, France
| | - G Vasseur
- IRFU, CEA, Université Paris-Saclay, F-91191 Gif-sur-Yvette, France
| | - D Aston
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Cartaro
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M R Convery
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Dorfan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W Dunwoodie
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M Ebert
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - R C Field
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B G Fulsom
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M T Graham
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Hast
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W R Innes
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - P Kim
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D W G S Leith
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - S Luitz
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D B MacFarlane
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D R Muller
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - H Neal
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B N Ratcliff
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - A Roodman
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M K Sullivan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Va'vra
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W J Wisniewski
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M V Purohit
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - J R Wilson
- University of South Carolina, Columbia, South Carolina 29208, USA
| | | | - S J Sekula
- Southern Methodist University, Dallas, Texas 75275, USA
| | - H Ahmed
- St. Francis Xavier University, Antigonish, Nova Scotia, Canada B2G 2W5
| | - N Tasneem
- St. Francis Xavier University, Antigonish, Nova Scotia, Canada B2G 2W5
| | - M Bellis
- Stanford University, Stanford, California 94305, USA
| | - P R Burchat
- Stanford University, Stanford, California 94305, USA
| | - E M T Puccio
- Stanford University, Stanford, California 94305, USA
| | - M S Alam
- State University of New York, Albany, New York 12222, USA
| | - J A Ernst
- State University of New York, Albany, New York 12222, USA
| | - R Gorodeisky
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - N Guttman
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - D R Peimer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - A Soffer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - S M Spanier
- University of Tennessee, Knoxville, Tennessee 37996, USA
| | - J L Ritchie
- University of Texas at Austin, Austin, Texas 78712, USA
| | | | - J M Izen
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - X C Lou
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - F Bianchi
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - F De Mori
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - A Filippi
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - D Gamba
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - L Lanceri
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - L Vitale
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | | | - A Oyanguren
- IFIC, Universitat de Valencia-CSIC, E-46071 Valencia, Spain
| | - J Albert
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - A Beaulieu
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - F U Bernlochner
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - G J King
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - R Kowalewski
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - T Lueck
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - C Miller
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - I M Nugent
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - J M Roney
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - R J Sobie
- Institute of Particle Physics, Victoria, British Columbia, Canada V8W 3P6
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - T J Gershon
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - P F Harrison
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - T E Latham
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - R Prepost
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S L Wu
- University of Wisconsin, Madison, Wisconsin 53706, USA
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Lees JP, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Brown DN, Kolomensky YG, Fritsch M, Koch H, Schroeder T, Cheaib R, Hearty C, Mattison TS, McKenna JA, So RY, Blinov VE, Buzykaev AR, Druzhinin VP, Golubev VB, Kozyrev EA, Kravchenko EA, Onuchin AP, Serednyakov SI, Skovpen YI, Solodov EP, Todyshev KY, Lankford AJ, Dey B, Gary JW, Long O, Eisner AM, Lockman WS, Panduro Vazquez W, Chao DS, Cheng CH, Echenard B, Flood KT, Hitlin DG, Kim J, Li Y, Lin DX, Middleton S, Miyashita TS, Ongmongkolkul P, Oyang J, Porter FC, Röhrken M, Huard Z, Meadows BT, Pushpawela BG, Sokoloff MD, Sun L, Smith JG, Wagner SR, Bernard D, Verderi M, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi IM, Piccolo M, Rotondo M, Zallo A, Passaggio S, Patrignani C, Shuve BJ, Lacker HM, Bhuyan B, Mallik U, Chen C, Cochran J, Prell S, Gritsan AV, Arnaud N, Davier M, Le Diberder F, Lutz AM, Wormser G, Lange DJ, Wright DM, Coleman JP, Gabathuler E, Hutchcroft DE, Payne DJ, Touramanis C, Bevan AJ, Di Lodovico F, Sacco R, Cowan G, Banerjee S, Brown DN, Davis CL, Denig AG, Gradl W, Griessinger K, Hafner A, Schubert KR, Barlow RJ, Lafferty GD, Cenci R, Jawahery A, Roberts DA, Cowan R, Robertson SH, Seddon RM, Neri N, Palombo F, Cremaldi L, Godang R, Summers DJ, Taras P, De Nardo G, Sciacca C, Raven G, Jessop CP, LoSecco JM, Honscheid K, Kass R, Gaz A, Margoni M, Posocco M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud GR, Calderini G, Chauveau J, Marchiori G, Ocariz J, Biasini M, Manoni E, Rossi A, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Chrzaszcz M, Forti F, Giorgi MA, Lusiani A, Oberhof B, Paoloni E, Rama M, Rizzo G, Walsh JJ, Zani L, Smith AJS, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Heß M, Leddig T, Voß C, Waldi R, Adye T, Wilson FF, Emery S, Vasseur G, Aston D, Cartaro C, Convery MR, Dorfan J, Dunwoodie W, Ebert M, Field RC, Fulsom BG, Graham MT, Hast C, Innes WR, Kim P, Leith DWGS, Luitz S, MacFarlane DB, Muller DR, Neal H, Ratcliff BN, Roodman A, Sullivan MK, Va'vra J, Wisniewski WJ, Purohit MV, Wilson JR, Randle-Conde A, Sekula SJ, Ahmed H, Bellis M, Burchat PR, Puccio EMT, Alam MS, Ernst JA, Gorodeisky R, Guttman N, Peimer DR, Soffer A, Spanier SM, Ritchie JL, Schwitters RF, Izen JM, Lou XC, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Albert J, Beaulieu A, Bernlochner FU, King GJ, Kowalewski R, Lueck T, Nugent IM, Roney JM, Sobie RJ, Tasneem N, Gershon TJ, Harrison PF, Latham TE, Prepost R, Wu SL. Search for Lepton Flavor Violation in ϒ(3S)→e^{±}μ^{∓}. Phys Rev Lett 2022; 128:091804. [PMID: 35302790 DOI: 10.1103/physrevlett.128.091804] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 09/10/2021] [Accepted: 01/27/2022] [Indexed: 06/14/2023]
Abstract
We report on the first search for electron-muon lepton flavor violation (LFV) in the decay of a b quark and b antiquark bound state. We look for the LFV decay ϒ(3S)→e^{±}μ^{∓} in a sample of 118 million ϒ(3S) mesons from 27 fb^{-1} of data collected with the BABAR detector at the SLAC PEP-II e^{+}e^{-} collider operating with a 10.36 GeV center-of-mass energy. No evidence for a signal is found, and we set a limit on the branching fraction B[ϒ(3S)→e^{±}μ^{∓}]<3.6×10^{-7} at 90% C. L. This result can be interpreted as a limit Λ_{NP}/g_{NP}^{2}>80 TeV on the energy scale Λ_{NP} divided by the coupling-squared g_{NP}^{2} of relevant new physics (NP).
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Affiliation(s)
- J P Lees
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Poireau
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Tisserand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - E Grauges
- Universitat de Barcelona, Facultat de Fisica, Departament ECM, E-08028 Barcelona, Spain
| | - A Palano
- INFN Sezione di Bari, I-70126 Bari, Italy
| | - G Eigen
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - D N Brown
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - Yu G Kolomensky
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - M Fritsch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - H Koch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - T Schroeder
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - R Cheaib
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - C Hearty
- Institute of Particle Physics, Vancouver, British Columbia V6T 1Z1, Canada
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - T S Mattison
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - J A McKenna
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - R Y So
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - V E Blinov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - A R Buzykaev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
| | - V P Druzhinin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - V B Golubev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kozyrev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kravchenko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A P Onuchin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - S I Serednyakov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - Yu I Skovpen
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E P Solodov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - K Yu Todyshev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A J Lankford
- University of California at Irvine, Irvine, California 92697, USA
| | - B Dey
- University of California at Riverside, Riverside, California 92521, USA
| | - J W Gary
- University of California at Riverside, Riverside, California 92521, USA
| | - O Long
- University of California at Riverside, Riverside, California 92521, USA
| | - A M Eisner
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W S Lockman
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W Panduro Vazquez
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - D S Chao
- California Institute of Technology, Pasadena, California 91125, USA
| | - C H Cheng
- California Institute of Technology, Pasadena, California 91125, USA
| | - B Echenard
- California Institute of Technology, Pasadena, California 91125, USA
| | - K T Flood
- California Institute of Technology, Pasadena, California 91125, USA
| | - D G Hitlin
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Kim
- California Institute of Technology, Pasadena, California 91125, USA
| | - Y Li
- California Institute of Technology, Pasadena, California 91125, USA
| | - D X Lin
- California Institute of Technology, Pasadena, California 91125, USA
| | - S Middleton
- California Institute of Technology, Pasadena, California 91125, USA
| | - T S Miyashita
- California Institute of Technology, Pasadena, California 91125, USA
| | - P Ongmongkolkul
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Oyang
- California Institute of Technology, Pasadena, California 91125, USA
| | - F C Porter
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Röhrken
- California Institute of Technology, Pasadena, California 91125, USA
| | - Z Huard
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - B T Meadows
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | | | - M D Sokoloff
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - L Sun
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - J G Smith
- University of Colorado, Boulder, Colorado 80309, USA
| | - S R Wagner
- University of Colorado, Boulder, Colorado 80309, USA
| | - D Bernard
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - M Verderi
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - C Bozzi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - R Calabrese
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Luppi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R de Sangro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G Finocchiaro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Martellotti
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - I M Peruzzi
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Piccolo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Rotondo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Passaggio
- INFN Sezione di Genova, I-16146 Genova, Italy
| | | | - B J Shuve
- Harvey Mudd College, Claremont, California 91711, USA
| | - H M Lacker
- Humboldt-Universität zu Berlin, Institut für Physik, D-12489 Berlin, Germany
| | - B Bhuyan
- Indian Institute of Technology Guwahati, Guwahati, Assam 781 039, India
| | - U Mallik
- University of Iowa, Iowa City, Iowa 52242, USA
| | - C Chen
- Iowa State University, Ames, Iowa 50011, USA
| | - J Cochran
- Iowa State University, Ames, Iowa 50011, USA
| | - S Prell
- Iowa State University, Ames, Iowa 50011, USA
| | - A V Gritsan
- Johns Hopkins University, Baltimore, Maryland 21218, USA
| | - N Arnaud
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - M Davier
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - F Le Diberder
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - A M Lutz
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - G Wormser
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - D J Lange
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - D M Wright
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - J P Coleman
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - E Gabathuler
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D E Hutchcroft
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D J Payne
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - C Touramanis
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - A J Bevan
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - F Di Lodovico
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - R Sacco
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - G Cowan
- University of London, Royal Holloway and Bedford New College, Egham, Surrey TW20 0EX, United Kingdom
| | - Sw Banerjee
- University of Louisville, Louisville, Kentucky 40292, USA
| | - D N Brown
- University of Louisville, Louisville, Kentucky 40292, USA
| | - C L Davis
- University of Louisville, Louisville, Kentucky 40292, USA
| | - A G Denig
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - W Gradl
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K Griessinger
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - A Hafner
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K R Schubert
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - R J Barlow
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - G D Lafferty
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - R Cenci
- University of Maryland, College Park, Maryland 20742, USA
| | - A Jawahery
- University of Maryland, College Park, Maryland 20742, USA
| | - D A Roberts
- University of Maryland, College Park, Maryland 20742, USA
| | - R Cowan
- Massachusetts Institute of Technology, Laboratory for Nuclear Science, Cambridge, Massachusetts 02139, USA
| | - S H Robertson
- Institute of Particle Physics, Montréal, Québec H3A 2T8, Canada
- McGill University, Montréal, Québec H3A 2T8, Canada
| | - R M Seddon
- Institute of Particle Physics, Montréal, Québec H3A 2T8, Canada
| | - N Neri
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - F Palombo
- INFN Sezione di Milano, I-20133 Milano, Italy
- Dipartimento di Fisica, Università di Milano, I-20133 Milano, Italy
| | - L Cremaldi
- University of Mississippi, University, Mississippi 38677, USA
| | - R Godang
- University of Mississippi, University, Mississippi 38677, USA
| | - D J Summers
- University of Mississippi, University, Mississippi 38677, USA
| | - P Taras
- Université de Montréal, Physique des Particules, Montréal, Québec H3C 3J7, Canada
| | - G De Nardo
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - C Sciacca
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - G Raven
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, Netherlands
| | - C P Jessop
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - J M LoSecco
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - K Honscheid
- Ohio State University, Columbus, Ohio 43210, USA
| | - R Kass
- Ohio State University, Columbus, Ohio 43210, USA
| | - A Gaz
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Margoni
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - M Posocco
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - G Simi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - F Simonetto
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - R Stroili
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - S Akar
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - E Ben-Haim
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - M Bomben
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G R Bonneaud
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G Calderini
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - J Chauveau
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G Marchiori
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - J Ocariz
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - M Biasini
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - E Manoni
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - A Rossi
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - G Batignani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - S Bettarini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Carpinelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - G Casarosa
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | | | - F Forti
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M A Giorgi
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Lusiani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Scuola Normale Superiore di Pisa, I-56127 Pisa, Italy
| | - B Oberhof
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - E Paoloni
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Rama
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - G Rizzo
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - J J Walsh
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - L Zani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A J S Smith
- Princeton University, Princeton, New Jersey 08544, USA
| | - F Anulli
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - R Faccini
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | | | - F Ferroni
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - A Pilloni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - G Piredda
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - C Bünger
- Universität Rostock, D-18051 Rostock, Germany
| | - S Dittrich
- Universität Rostock, D-18051 Rostock, Germany
| | - O Grünberg
- Universität Rostock, D-18051 Rostock, Germany
| | - M Heß
- Universität Rostock, D-18051 Rostock, Germany
| | - T Leddig
- Universität Rostock, D-18051 Rostock, Germany
| | - C Voß
- Universität Rostock, D-18051 Rostock, Germany
| | - R Waldi
- Universität Rostock, D-18051 Rostock, Germany
| | - T Adye
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - F F Wilson
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - S Emery
- IRFU, CEA, Université Paris-Saclay, F-91191 Gif-sur-Yvette, France
| | - G Vasseur
- IRFU, CEA, Université Paris-Saclay, F-91191 Gif-sur-Yvette, France
| | - D Aston
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - C Cartaro
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M R Convery
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - J Dorfan
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - W Dunwoodie
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M Ebert
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - R C Field
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - B G Fulsom
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M T Graham
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - C Hast
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - W R Innes
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - P Kim
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D W G S Leith
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - S Luitz
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D B MacFarlane
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D R Muller
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - H Neal
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - B N Ratcliff
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - A Roodman
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M K Sullivan
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - J Va'vra
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - W J Wisniewski
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M V Purohit
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - J R Wilson
- University of South Carolina, Columbia, South Carolina 29208, USA
| | | | - S J Sekula
- Southern Methodist University, Dallas, Texas 75275, USA
| | - H Ahmed
- St. Francis Xavier University, Antigonish, Nova Scotia B2G 2W5, Canada
| | - M Bellis
- Stanford University, Stanford, California 94305, USA
| | - P R Burchat
- Stanford University, Stanford, California 94305, USA
| | - E M T Puccio
- Stanford University, Stanford, California 94305, USA
| | - M S Alam
- State University of New York, Albany, New York 12222, USA
| | - J A Ernst
- State University of New York, Albany, New York 12222, USA
| | - R Gorodeisky
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - N Guttman
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - D R Peimer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - A Soffer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - S M Spanier
- University of Tennessee, Knoxville, Tennessee 37996, USA
| | - J L Ritchie
- University of Texas at Austin, Austin, Texas 78712, USA
| | | | - J M Izen
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - X C Lou
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - F Bianchi
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - F De Mori
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - A Filippi
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - D Gamba
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - L Lanceri
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - L Vitale
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | | | - A Oyanguren
- IFIC, Universitat de Valencia-CSIC, E-46071 Valencia, Spain
| | - J Albert
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - A Beaulieu
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - F U Bernlochner
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - G J King
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - R Kowalewski
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - T Lueck
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - I M Nugent
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - J M Roney
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - R J Sobie
- Institute of Particle Physics, Victoria, British Columbia V8W 3P6, Canada
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - N Tasneem
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - T J Gershon
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - P F Harrison
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - T E Latham
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - R Prepost
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S L Wu
- University of Wisconsin, Madison, Wisconsin 53706, USA
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4
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Lees JP, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Brown DN, Kolomensky YG, Fritsch M, Koch H, Schroeder T, Cheaib R, Hearty C, Mattison TS, McKenna JA, So RY, Blinov VE, Buzykaev AR, Druzhinin VP, Golubev VB, Kozyrev EA, Kravchenko EA, Onuchin AP, Serednyakov SI, Skovpen YI, Solodov EP, Todyshev KY, Lankford AJ, Dey B, Gary JW, Long O, Eisner AM, Lockman WS, Panduro Vazquez W, Chao DS, Cheng CH, Echenard B, Flood KT, Hitlin DG, Kim J, Li Y, Lin DX, Miyashita TS, Ongmongkolkul P, Oyang J, Porter FC, Röhrken M, Huard Z, Meadows BT, Pushpawela BG, Sokoloff MD, Sun L, Smith JG, Wagner SR, Bernard D, Verderi M, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi IM, Piccolo M, Rotondo M, Zallo A, Passaggio S, Patrignani C, Shuve BJ, Lacker HM, Bhuyan B, Mallik U, Chen C, Cochran J, Prell S, Gritsan AV, Arnaud N, Davier M, Le Diberder F, Lutz AM, Wormser G, Lange DJ, Wright DM, Coleman JP, Gabathuler E, Hutchcroft DE, Payne DJ, Touramanis C, Bevan AJ, Di Lodovico F, Sacco R, Cowan G, Banerjee S, Brown DN, Davis CL, Denig AG, Gradl W, Griessinger K, Hafner A, Schubert KR, Barlow RJ, Lafferty GD, Cenci R, Jawahery A, Roberts DA, Cowan R, Robertson SH, Seddon RM, Neri N, Palombo F, Cremaldi L, Godang R, Summers DJ, Taras P, De Nardo G, Sciacca C, Raven G, Jessop CP, LoSecco JM, Honscheid K, Kass R, Gaz A, Margoni M, Posocco M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud GR, Calderini G, Chauveau J, Marchiori G, Ocariz J, Biasini M, Manoni E, Rossi A, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Chrzaszcz M, Forti F, Giorgi MA, Lusiani A, Oberhof B, Paoloni E, Rama M, Rizzo G, Walsh JJ, Zani L, Smith AJS, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Heß M, Leddig T, Voß C, Waldi R, Adye T, Wilson FF, Emery S, Vasseur G, Aston D, Cartaro C, Convery MR, Dorfan J, Dunwoodie W, Ebert M, Field RC, Fulsom BG, Graham MT, Hast C, Innes WR, Kim P, Leith DWGS, Luitz S, MacFarlane DB, Muller DR, Neal H, Ratcliff BN, Roodman A, Sullivan MK, Va'vra J, Wisniewski WJ, Purohit MV, Wilson JR, Randle-Conde A, Sekula SJ, Ahmed H, Bellis M, Burchat PR, Puccio EMT, Alam MS, Ernst JA, Gorodeisky R, Guttman N, Peimer DR, Soffer A, Spanier SM, Ritchie JL, Schwitters RF, Izen JM, Lou XC, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Albert J, Beaulieu A, Bernlochner FU, King GJ, Kowalewski R, Lueck T, Nugent IM, Roney JM, Sobie RJ, Tasneem N, Gershon TJ, Harrison PF, Latham TE, Prepost R, Wu SL. Search for Darkonium in e^{+}e^{-} Collisions. Phys Rev Lett 2022; 128:021802. [PMID: 35089770 DOI: 10.1103/physrevlett.128.021802] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/20/2021] [Revised: 09/17/2021] [Accepted: 12/13/2021] [Indexed: 06/14/2023]
Abstract
Collider searches for dark sectors, new particles interacting only feebly with ordinary matter, have largely focused on identifying signatures of new mediators, leaving much of dark sector structures unexplored. In particular, the existence of dark matter bound states (darkonia) remains to be investigated. This possibility could arise in a simple model in which a dark photon (A^{'}) is light enough to generate an attractive force between dark fermions. We report herein a search for a J^{PC}=1^{--} darkonium state, the ϒ_{D}, produced in the reaction e^{+}e^{-}→γϒ_{D}, ϒ_{D}→A^{'}A^{'}A^{'}, where the dark photons subsequently decay into pairs of leptons or pions, using 514 fb^{-1} of data collected with the BABAR detector. No significant signal is observed, and we set bounds on the γ-A^{'} kinetic mixing as a function of the dark sector coupling constant for 0.001<m_{A^{'}}<3.16 GeV and 0.05<m_{ϒ_{D}}<9.5 GeV.
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Affiliation(s)
- J P Lees
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Poireau
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Tisserand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - E Grauges
- Universitat de Barcelona, Facultat de Fisica, Departament ECM, E-08028 Barcelona, Spain
| | - A Palano
- INFN Sezione di Bari, I-70126 Bari, Italy
| | - G Eigen
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - D N Brown
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - Yu G Kolomensky
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - M Fritsch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - H Koch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - T Schroeder
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - R Cheaib
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - C Hearty
- Institute of Particle Physics, Vancouver, British Columbia V6T 1Z1, Canada
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - T S Mattison
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - J A McKenna
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - R Y So
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - V E Blinov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - A R Buzykaev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
| | - V P Druzhinin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - V B Golubev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kozyrev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kravchenko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A P Onuchin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - S I Serednyakov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - Yu I Skovpen
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E P Solodov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - K Yu Todyshev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A J Lankford
- University of California at Irvine, Irvine, California 92697, USA
| | - B Dey
- University of California at Riverside, Riverside, California 92521, USA
| | - J W Gary
- University of California at Riverside, Riverside, California 92521, USA
| | - O Long
- University of California at Riverside, Riverside, California 92521, USA
| | - A M Eisner
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W S Lockman
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W Panduro Vazquez
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - D S Chao
- California Institute of Technology, Pasadena, California 91125, USA
| | - C H Cheng
- California Institute of Technology, Pasadena, California 91125, USA
| | - B Echenard
- California Institute of Technology, Pasadena, California 91125, USA
| | - K T Flood
- California Institute of Technology, Pasadena, California 91125, USA
| | - D G Hitlin
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Kim
- California Institute of Technology, Pasadena, California 91125, USA
| | - Y Li
- California Institute of Technology, Pasadena, California 91125, USA
| | - D X Lin
- California Institute of Technology, Pasadena, California 91125, USA
| | - T S Miyashita
- California Institute of Technology, Pasadena, California 91125, USA
| | - P Ongmongkolkul
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Oyang
- California Institute of Technology, Pasadena, California 91125, USA
| | - F C Porter
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Röhrken
- California Institute of Technology, Pasadena, California 91125, USA
| | - Z Huard
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - B T Meadows
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | | | - M D Sokoloff
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - L Sun
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - J G Smith
- University of Colorado, Boulder, Colorado 80309, USA
| | - S R Wagner
- University of Colorado, Boulder, Colorado 80309, USA
| | - D Bernard
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - M Verderi
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - C Bozzi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - R Calabrese
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Luppi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R de Sangro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G Finocchiaro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Martellotti
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - I M Peruzzi
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Piccolo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Rotondo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Passaggio
- INFN Sezione di Genova, I-16146 Genova, Italy
| | | | - B J Shuve
- Harvey Mudd College, Claremont, California 91711, USA
| | - H M Lacker
- Humboldt-Universität zu Berlin, Institut für Physik, D-12489 Berlin, Germany
| | - B Bhuyan
- Indian Institute of Technology Guwahati, Guwahati, Assam 781 039, India
| | - U Mallik
- University of Iowa, Iowa City, Iowa 52242, USA
| | - C Chen
- Iowa State University, Ames, Iowa 50011, USA
| | - J Cochran
- Iowa State University, Ames, Iowa 50011, USA
| | - S Prell
- Iowa State University, Ames, Iowa 50011, USA
| | - A V Gritsan
- Johns Hopkins University, Baltimore, Maryland 21218, USA
| | - N Arnaud
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - M Davier
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - F Le Diberder
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - A M Lutz
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - G Wormser
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - D J Lange
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - D M Wright
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - J P Coleman
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - E Gabathuler
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D E Hutchcroft
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D J Payne
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - C Touramanis
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - A J Bevan
- Queen Mary, University of London, London, E1 4NS, United Kingdom
| | - F Di Lodovico
- Queen Mary, University of London, London, E1 4NS, United Kingdom
| | - R Sacco
- Queen Mary, University of London, London, E1 4NS, United Kingdom
| | - G Cowan
- University of London, Royal Holloway and Bedford New College, Egham, Surrey TW20 0EX, United Kingdom
| | - Sw Banerjee
- University of Louisville, Louisville, Kentucky 40292, USA
| | - D N Brown
- University of Louisville, Louisville, Kentucky 40292, USA
| | - C L Davis
- University of Louisville, Louisville, Kentucky 40292, USA
| | - A G Denig
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - W Gradl
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K Griessinger
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - A Hafner
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K R Schubert
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - R J Barlow
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - G D Lafferty
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - R Cenci
- University of Maryland, College Park, Maryland 20742, USA
| | - A Jawahery
- University of Maryland, College Park, Maryland 20742, USA
| | - D A Roberts
- University of Maryland, College Park, Maryland 20742, USA
| | - R Cowan
- Massachusetts Institute of Technology, Laboratory for Nuclear Science, Cambridge, Massachusetts 02139, USA
| | - S H Robertson
- Institute of Particle Physics, Montréal, Québec, Canada H3A 2T8
- McGill University, Montréal, Québec, Canada H3A 2T8
| | - R M Seddon
- McGill University, Montréal, Québec, Canada H3A 2T8
| | - N Neri
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - F Palombo
- INFN Sezione di Milano, I-20133 Milano, Italy
- Dipartimento di Fisica, Università di Milano, I-20133 Milano, Italy
| | - L Cremaldi
- University of Mississippi, University, Mississippi 38677, USA
| | - R Godang
- University of Mississippi, University, Mississippi 38677, USA
| | - D J Summers
- University of Mississippi, University, Mississippi 38677, USA
| | - P Taras
- Université de Montréal, Physique des Particules, Montréal, Québec H3C 3J7, Canada
| | - G De Nardo
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - C Sciacca
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - G Raven
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, Netherlands
| | - C P Jessop
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - J M LoSecco
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - K Honscheid
- The Ohio State University, Columbus, Ohio 43210, USA
| | - R Kass
- The Ohio State University, Columbus, Ohio 43210, USA
| | - A Gaz
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Margoni
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - M Posocco
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - G Simi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - F Simonetto
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - R Stroili
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - S Akar
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - E Ben-Haim
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - M Bomben
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G R Bonneaud
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G Calderini
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - J Chauveau
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G Marchiori
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - J Ocariz
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - M Biasini
- INFN Sezione di Perugia, I-06123 Perugia, Italy
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - E Manoni
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - A Rossi
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - G Batignani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - S Bettarini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Carpinelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - G Casarosa
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | | | - F Forti
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M A Giorgi
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Lusiani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Scuola Normale Superiore di Pisa, I-56127 Pisa, Italy
| | - B Oberhof
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - E Paoloni
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Rama
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - G Rizzo
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - J J Walsh
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - L Zani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A J S Smith
- Princeton University, Princeton, New Jersey 08544, USA
| | - F Anulli
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - R Faccini
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | | | - F Ferroni
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - A Pilloni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - G Piredda
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - C Bünger
- Universität Rostock, D-18051 Rostock, Germany
| | - S Dittrich
- Universität Rostock, D-18051 Rostock, Germany
| | - O Grünberg
- Universität Rostock, D-18051 Rostock, Germany
| | - M Heß
- Universität Rostock, D-18051 Rostock, Germany
| | - T Leddig
- Universität Rostock, D-18051 Rostock, Germany
| | - C Voß
- Universität Rostock, D-18051 Rostock, Germany
| | - R Waldi
- Universität Rostock, D-18051 Rostock, Germany
| | - T Adye
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - F F Wilson
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - S Emery
- IRFU, CEA, Université Paris-Saclay, F-91191 Gif-sur-Yvette, France
| | - G Vasseur
- IRFU, CEA, Université Paris-Saclay, F-91191 Gif-sur-Yvette, France
| | - D Aston
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Cartaro
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M R Convery
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Dorfan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W Dunwoodie
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M Ebert
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - R C Field
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B G Fulsom
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M T Graham
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Hast
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W R Innes
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - P Kim
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D W G S Leith
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - S Luitz
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D B MacFarlane
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D R Muller
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - H Neal
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B N Ratcliff
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - A Roodman
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M K Sullivan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Va'vra
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W J Wisniewski
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M V Purohit
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - J R Wilson
- University of South Carolina, Columbia, South Carolina 29208, USA
| | | | - S J Sekula
- Southern Methodist University, Dallas, Texas 75275, USA
| | - H Ahmed
- St. Francis Xavier University, Antigonish, Nova Scotia B2G 2W5, Canada
| | - M Bellis
- Stanford University, Stanford, California 94305, USA
| | - P R Burchat
- Stanford University, Stanford, California 94305, USA
| | - E M T Puccio
- Stanford University, Stanford, California 94305, USA
| | - M S Alam
- State University of New York, Albany, New York 12222, USA
| | - J A Ernst
- State University of New York, Albany, New York 12222, USA
| | - R Gorodeisky
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - N Guttman
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - D R Peimer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - A Soffer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - S M Spanier
- University of Tennessee, Knoxville, Tennessee 37996, USA
| | - J L Ritchie
- University of Texas at Austin, Austin, Texas 78712, USA
| | | | - J M Izen
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - X C Lou
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - F Bianchi
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - F De Mori
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - A Filippi
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - D Gamba
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - L Lanceri
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - L Vitale
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | | | - A Oyanguren
- IFIC, Universitat de Valencia-CSIC, E-46071 Valencia, Spain
| | - J Albert
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - A Beaulieu
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - F U Bernlochner
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - G J King
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - R Kowalewski
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - T Lueck
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - I M Nugent
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - J M Roney
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - R J Sobie
- Institute of Particle Physics, Victoria, British Columbia V8W 3P6, Canada
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - N Tasneem
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - T J Gershon
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - P F Harrison
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - T E Latham
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - R Prepost
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S L Wu
- University of Wisconsin, Madison, Wisconsin 53706, USA
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Lees J, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Brown D, Kolomensky Y, Fritsch M, Koch H, Schroeder T, Cheaib R, Hearty C, Mattison T, McKenna J, So R, Blinov V, Buzykaev A, Druzhinin V, Golubev V, Kozyrev E, Kravchenko E, Onuchin A, Serednyakov S, Skovpen Y, Solodov E, Todyshev K, Lankford A, Dey B, Gary J, Long O, Eisner A, Lockman W, Panduro Vazquez W, Chao D, Cheng C, Echenard B, Flood K, Hitlin D, Kim J, Li Y, Lin D, Miyashita T, Ongmongkolkul P, Oyang J, Porter F, Röhrken M, Huard Z, Meadows B, Pushpawela B, Sokoloff M, Sun L, Smith J, Wagner S, Bernard D, Verderi M, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi I, Piccolo M, Rotondo M, Zallo A, Passaggio S, Patrignani C, Shuve B, Lacker H, Bhuyan B, Mallik U, Chen C, Cochran J, Prell S, Gritsan A, Arnaud N, Davier M, Le Diberder F, Lutz A, Wormser G, Lange D, Wright D, Coleman J, Gabathuler E, Hutchcroft D, Payne D, Touramanis C, Bevan A, Di Lodovico F, Sacco R, Cowan G, Banerjee S, Brown D, Davis C, Denig A, Gradl W, Griessinger K, Hafner A, Schubert K, Barlow R, Lafferty G, Cenci R, Jawahery A, Roberts D, Cowan R, Robertson S, Seddon R, Neri N, Palombo F, Cremaldi L, Godang R, Summers D, Taras P, De Nardo G, Sciacca C, Raven G, Jessop C, LoSecco J, Honscheid K, Kass R, Gaz A, Margoni M, Posocco M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud G, Calderini G, Chauveau J, Marchiori G, Ocariz J, Biasini M, Manoni E, Rossi A, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Chrzaszcz M, Forti F, Giorgi M, Lusiani A, Oberhof B, Paoloni E, Rama M, Rizzo G, Walsh J, Zani L, Smith A, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Heß M, Leddig T, Voß C, Waldi R, Adye T, Wilson F, Emery S, Vasseur G, Aston D, Cartaro C, Convery M, Dorfan J, Dunwoodie W, Ebert M, Field R, Fulsom B, Graham M, Hast C, Innes W, Kim P, Leith D, Luitz S, MacFarlane D, Muller D, Neal H, Ratcliff B, Roodman A, Sullivan M, Va’vra J, Wisniewski W, Purohit M, Wilson J, Randle-Conde A, Sekula S, Ahmed H, Bellis M, Burchat P, Puccio E, Alam M, Ernst J, Gorodeisky R, Guttman N, Peimer D, Soffer A, Spanier S, Ritchie J, Schwitters R, Izen J, Lou X, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Albert J, Beaulieu A, Bernlochner F, King G, Kowalewski R, Lueck T, Nugent I, Roney J, Sobie R, Tasneem N, Gershon T, Harrison P, Latham T, Prepost R, Wu S. Light meson spectroscopy from Dalitz plot analyses of
ηc
decays to
η′K+K−
,
η′π+π−
, and
ηπ+π−
produced in two-photon interactions. Int J Clin Exp Med 2021. [DOI: 10.1103/physrevd.104.072002] [Citation(s) in RCA: 8] [Impact Index Per Article: 2.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
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Lees JP, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Brown DN, Kolomensky YG, Fritsch M, Koch H, Schroeder T, Cheaib R, Hearty C, Mattison TS, McKenna JA, So RY, Blinov VE, Buzykaev AR, Druzhinin VP, Golubev VB, Kozyrev EA, Kravchenko EA, Onuchin AP, Serednyakov SI, Skovpen YI, Solodov EP, Todyshev KY, Lankford AJ, Dey B, Gary JW, Long O, Eisner AM, Lockman WS, Panduro Vazquez W, Chao DS, Cheng CH, Echenard B, Flood KT, Hitlin DG, Kim J, Li Y, Lin DX, Miyashita TS, Ongmongkolkul P, Oyang J, Porter FC, Röhrken M, Huard Z, Meadows BT, Pushpawela BG, Sokoloff MD, Sun L, Smith JG, Wagner SR, Bernard D, Verderi M, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi IM, Piccolo M, Rotondo M, Zallo A, Passaggio S, Patrignani C, Shuve BJ, Lacker HM, Bhuyan B, Mallik U, Chen C, Cochran J, Prell S, Gritsan AV, Arnaud N, Davier M, Le Diberder F, Lutz AM, Wormser G, Lange DJ, Wright DM, Coleman JP, Gabathuler E, Hutchcroft DE, Payne DJ, Touramanis C, Bevan AJ, Di Lodovico F, Sacco R, Cowan G, Banerjee S, Brown DN, Davis CL, Denig AG, Gradl W, Griessinger K, Hafner A, Schubert KR, Barlow RJ, Lafferty GD, Cenci R, Jawahery A, Roberts DA, Cowan R, Robertson SH, Seddon RM, Neri N, Palombo F, Cremaldi L, Godang R, Summers DJ, Taras P, De Nardo G, Sciacca C, Raven G, Jessop CP, LoSecco JM, Honscheid K, Kass R, Gaz A, Margoni M, Posocco M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud GR, Calderini G, Chauveau J, Marchiori G, Ocariz J, Biasini M, Manoni E, Rossi A, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Chrzaszcz M, Forti F, Giorgi MA, Lusiani A, Oberhof B, Paoloni E, Rama M, Rizzo G, Walsh JJ, Zani L, Smith AJS, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Heß M, Leddig T, Voß C, Waldi R, Adye T, Wilson FF, Emery S, Vasseur G, Aston D, Cartaro C, Convery MR, Dorfan J, Dunwoodie W, Ebert M, Field RC, Fulsom BG, Graham MT, Hast C, Innes WR, Kim P, Leith DWGS, Luitz S, MacFarlane DB, Muller DR, Neal H, Ratcliff BN, Roodman A, Sullivan MK, Va'vra J, Wisniewski WJ, Purohit MV, Wilson JR, Randle-Conde A, Sekula SJ, Ahmed H, Bellis M, Burchat PR, Puccio EMT, Alam MS, Ernst JA, Gorodeisky R, Guttman N, Peimer DR, Soffer A, Spanier SM, Ritchie JL, Schwitters RF, Izen JM, Lou XC, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Albert J, Beaulieu A, Bernlochner FU, King GJ, Kowalewski R, Lueck T, Nugent IM, Roney JM, Sibidanov A, Sobie RJ, Tasneem N, Gershon TJ, Harrison PF, Latham TE, Prepost R, Wu SL. Precision Measurement of the Ratio B(ϒ(3S)→τ^{+}τ^{-})/B(ϒ(3S)→μ^{+}μ^{-}). Phys Rev Lett 2020; 125:241801. [PMID: 33412062 DOI: 10.1103/physrevlett.125.241801] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/13/2020] [Accepted: 10/20/2020] [Indexed: 06/12/2023]
Abstract
We report on a precision measurement of the ratio R_{τμ}^{ϒ(3S)}=B(ϒ(3S)→τ^{+}τ^{-})/B(ϒ(3S)→μ^{+}μ^{-}) using data collected with the BABAR detector at the SLAC PEP-II e^{+}e^{-} collider. The measurement is based on a 28 fb^{-1} data sample collected at a center-of-mass energy of 10.355 GeV corresponding to a sample of 122 million ϒ(3S) mesons. The ratio is measured to be R_{τμ}^{ϒ(3S)}=0.966±0.008_{stat}±0.014_{syst} and is in agreement with the standard model prediction of 0.9948 within 2 standard deviations. The uncertainty in R_{τμ}^{ϒ(3S)} is almost an order of magnitude smaller than the only previous measurement.
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Affiliation(s)
- J P Lees
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Poireau
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Tisserand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - E Grauges
- Universitat de Barcelona, Facultat de Fisica, Departament ECM, E-08028 Barcelona, Spain
| | - A Palano
- INFN Sezione di Bari and Dipartimento di Fisica, Università di Bari, I-70126 Bari, Italy
| | - G Eigen
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - D N Brown
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - Yu G Kolomensky
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - M Fritsch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - H Koch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - T Schroeder
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - R Cheaib
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - C Hearty
- Institute of Particle Physics, Vancouver, British Columbia, Canada V6T 1Z1
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - T S Mattison
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - J A McKenna
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - R Y So
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - V E Blinov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - A R Buzykaev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
| | - V P Druzhinin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - V B Golubev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kozyrev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kravchenko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A P Onuchin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - S I Serednyakov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - Yu I Skovpen
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E P Solodov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - K Yu Todyshev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A J Lankford
- University of California at Irvine, Irvine, California 92697, USA
| | - B Dey
- University of California at Riverside, Riverside, California 92521, USA
| | - J W Gary
- University of California at Riverside, Riverside, California 92521, USA
| | - O Long
- University of California at Riverside, Riverside, California 92521, USA
| | - A M Eisner
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W S Lockman
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W Panduro Vazquez
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - D S Chao
- California Institute of Technology, Pasadena, California 91125, USA
| | - C H Cheng
- California Institute of Technology, Pasadena, California 91125, USA
| | - B Echenard
- California Institute of Technology, Pasadena, California 91125, USA
| | - K T Flood
- California Institute of Technology, Pasadena, California 91125, USA
| | - D G Hitlin
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Kim
- California Institute of Technology, Pasadena, California 91125, USA
| | - Y Li
- California Institute of Technology, Pasadena, California 91125, USA
| | - D X Lin
- California Institute of Technology, Pasadena, California 91125, USA
| | - T S Miyashita
- California Institute of Technology, Pasadena, California 91125, USA
| | - P Ongmongkolkul
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Oyang
- California Institute of Technology, Pasadena, California 91125, USA
| | - F C Porter
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Röhrken
- California Institute of Technology, Pasadena, California 91125, USA
| | - Z Huard
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - B T Meadows
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | | | - M D Sokoloff
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - L Sun
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - J G Smith
- University of Colorado, Boulder, Colorado 80309, USA
| | - S R Wagner
- University of Colorado, Boulder, Colorado 80309, USA
| | - D Bernard
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - M Verderi
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - C Bozzi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - R Calabrese
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Luppi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R de Sangro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G Finocchiaro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Martellotti
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - I M Peruzzi
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Piccolo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Rotondo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Passaggio
- INFN Sezione di Genova, I-16146 Genova, Italy
| | | | - B J Shuve
- Harvey Mudd College, Claremont, California 91711, USA
| | - H M Lacker
- Humboldt-Universität zu Berlin, Institut für Physik, D-12489 Berlin, Germany
| | - B Bhuyan
- Indian Institute of Technology Guwahati, Guwahati, Assam 781 039, India
| | - U Mallik
- University of Iowa, Iowa City, Iowa 52242, USA
| | - C Chen
- Iowa State University, Ames, Iowa 50011, USA
| | - J Cochran
- Iowa State University, Ames, Iowa 50011, USA
| | - S Prell
- Iowa State University, Ames, Iowa 50011, USA
| | - A V Gritsan
- Johns Hopkins University, Baltimore, Maryland 21218, USA
| | - N Arnaud
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - M Davier
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - F Le Diberder
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - A M Lutz
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - G Wormser
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - D J Lange
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - D M Wright
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - J P Coleman
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - E Gabathuler
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D E Hutchcroft
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D J Payne
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - C Touramanis
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - A J Bevan
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - F Di Lodovico
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - R Sacco
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - G Cowan
- University of London, Royal Holloway and Bedford New College, Egham, Surrey TW20 0EX, United Kingdom
| | - Sw Banerjee
- University of Louisville, Louisville, Kentucky 40292, USA
| | - D N Brown
- University of Louisville, Louisville, Kentucky 40292, USA
| | - C L Davis
- University of Louisville, Louisville, Kentucky 40292, USA
| | - A G Denig
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - W Gradl
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K Griessinger
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - A Hafner
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K R Schubert
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - R J Barlow
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - G D Lafferty
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - R Cenci
- University of Maryland, College Park, Maryland 20742, USA
| | - A Jawahery
- University of Maryland, College Park, Maryland 20742, USA
| | - D A Roberts
- University of Maryland, College Park, Maryland 20742, USA
| | - R Cowan
- Massachusetts Institute of Technology, Laboratory for Nuclear Science, Cambridge, Massachusetts 02139, USA
| | - S H Robertson
- Institute of Particle Physics, Montréal, Québec, Canada H3A 2T8
- McGill University, Montréal, Québec, Canada H3A 2T8
| | - R M Seddon
- McGill University, Montréal, Québec, Canada H3A 2T8
| | - N Neri
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - F Palombo
- INFN Sezione di Milano, I-20133 Milano, Italy
- Dipartimento di Fisica, Università di Milano, I-20133 Milano, Italy
| | - L Cremaldi
- University of Mississippi, University, Mississippi 38677, USA
| | - R Godang
- University of Mississippi, University, Mississippi 38677, USA
| | - D J Summers
- University of Mississippi, University, Mississippi 38677, USA
| | - P Taras
- Université de Montréal, Physique des Particules, Montréal, Québec, Canada H3C 3J7
| | - G De Nardo
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - C Sciacca
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - G Raven
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, Netherlands
| | - C P Jessop
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - J M LoSecco
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - K Honscheid
- Ohio State University, Columbus, Ohio 43210, USA
| | - R Kass
- Ohio State University, Columbus, Ohio 43210, USA
| | - A Gaz
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Margoni
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - M Posocco
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - G Simi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - F Simonetto
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - R Stroili
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - S Akar
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - E Ben-Haim
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - M Bomben
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G R Bonneaud
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G Calderini
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - J Chauveau
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G Marchiori
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - J Ocariz
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - M Biasini
- INFN Sezione di Perugia, I-06123 Perugia, Italy
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - E Manoni
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - A Rossi
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - G Batignani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - S Bettarini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Carpinelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - G Casarosa
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | | | - F Forti
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M A Giorgi
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Lusiani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Scuola Normale Superiore di Pisa, I-56127 Pisa, Italy
| | - B Oberhof
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - E Paoloni
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Rama
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - G Rizzo
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - J J Walsh
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - L Zani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A J S Smith
- Princeton University, Princeton, New Jersey 08544, USA
| | - F Anulli
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - R Faccini
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | | | - F Ferroni
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - A Pilloni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - G Piredda
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - C Bünger
- Universität Rostock, D-18051 Rostock, Germany
| | - S Dittrich
- Universität Rostock, D-18051 Rostock, Germany
| | - O Grünberg
- Universität Rostock, D-18051 Rostock, Germany
| | - M Heß
- Universität Rostock, D-18051 Rostock, Germany
| | - T Leddig
- Universität Rostock, D-18051 Rostock, Germany
| | - C Voß
- Universität Rostock, D-18051 Rostock, Germany
| | - R Waldi
- Universität Rostock, D-18051 Rostock, Germany
| | - T Adye
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - F F Wilson
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - S Emery
- IRFU, CEA, Université Paris-Saclay, F-91191 Gif-sur-Yvette, France
| | - G Vasseur
- IRFU, CEA, Université Paris-Saclay, F-91191 Gif-sur-Yvette, France
| | - D Aston
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - C Cartaro
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M R Convery
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - J Dorfan
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - W Dunwoodie
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M Ebert
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - R C Field
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - B G Fulsom
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M T Graham
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - C Hast
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - W R Innes
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - P Kim
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D W G S Leith
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - S Luitz
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D B MacFarlane
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D R Muller
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - H Neal
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - B N Ratcliff
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - A Roodman
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M K Sullivan
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - J Va'vra
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - W J Wisniewski
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M V Purohit
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - J R Wilson
- University of South Carolina, Columbia, South Carolina 29208, USA
| | | | - S J Sekula
- Southern Methodist University, Dallas, Texas 75275, USA
| | - H Ahmed
- St. Francis Xavier University, Antigonish, Nova Scotia, Canada B2G 2W5
| | - M Bellis
- Stanford University, Stanford, California 94305, USA
| | - P R Burchat
- Stanford University, Stanford, California 94305, USA
| | - E M T Puccio
- Stanford University, Stanford, California 94305, USA
| | - M S Alam
- State University of New York, Albany, New York 12222, USA
| | - J A Ernst
- State University of New York, Albany, New York 12222, USA
| | - R Gorodeisky
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - N Guttman
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - D R Peimer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - A Soffer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - S M Spanier
- University of Tennessee, Knoxville, Tennessee 37996, USA
| | - J L Ritchie
- University of Texas at Austin, Austin, Texas 78712, USA
| | | | - J M Izen
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - X C Lou
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - F Bianchi
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - F De Mori
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - A Filippi
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - D Gamba
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - L Lanceri
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - L Vitale
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | | | - A Oyanguren
- IFIC, Universitat de Valencia-CSIC, E-46071 Valencia, Spain
| | - J Albert
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - A Beaulieu
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - F U Bernlochner
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - G J King
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - R Kowalewski
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - T Lueck
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - I M Nugent
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - J M Roney
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - A Sibidanov
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - R J Sobie
- Institute of Particle Physics, Victoria, British Columbia, Canada V8W 3P6
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - N Tasneem
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - T J Gershon
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - P F Harrison
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - T E Latham
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - R Prepost
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S L Wu
- University of Wisconsin, Madison, Wisconsin 53706, USA
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Lees JP, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Brown DN, Kolomensky YG, Fritsch M, Koch H, Schroeder T, Cheaib R, Hearty C, Mattison TS, McKenna JA, So RY, Blinov VE, Buzykaev AR, Druzhinin VP, Golubev VB, Kozyrev EA, Kravchenko EA, Onuchin AP, Serednyakov SI, Skovpen YI, Solodov EP, Todyshev KY, Lankford AJ, Dey B, Gary JW, Long O, Eisner AM, Lockman WS, Panduro Vazquez W, Chao DS, Cheng CH, Echenard B, Flood KT, Hitlin DG, Kim J, Li Y, Lin DX, Miyashita TS, Ongmongkolkul P, Oyang J, Porter FC, Röhrken M, Huard Z, Meadows BT, Pushpawela BG, Sokoloff MD, Sun L, Smith JG, Wagner SR, Bernard D, Verderi M, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi IM, Piccolo M, Rotondo M, Zallo A, Passaggio S, Patrignani C, Shuve BJ, Lacker HM, Bhuyan B, Mallik U, Chen C, Cochran J, Prell S, Gritsan AV, Arnaud N, Davier M, Le Diberder F, Lutz AM, Wormser G, Lange DJ, Wright DM, Coleman JP, Gabathuler E, Hutchcroft DE, Payne DJ, Touramanis C, Bevan AJ, Di Lodovico F, Sacco R, Cowan G, Banerjee S, Brown DN, Davis CL, Denig AG, Gradl W, Griessinger K, Hafner A, Schubert KR, Barlow RJ, Lafferty GD, Cenci R, Jawahery A, Roberts DA, Cowan R, Robertson SH, Seddon RM, Neri N, Palombo F, Cremaldi L, Godang R, Summers DJ, Taras P, De Nardo G, Sciacca C, Raven G, Jessop CP, LoSecco JM, Honscheid K, Kass R, Gaz A, Margoni M, Posocco M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud GR, Calderini G, Chauveau J, Marchiori G, Ocariz J, Biasini M, Manoni E, Rossi A, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Chrzaszcz M, Forti F, Giorgi MA, Lusiani A, Oberhof B, Paoloni E, Rama M, Rizzo G, Walsh JJ, Zani L, Smith AJS, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Heß M, Leddig T, Voß C, Waldi R, Adye T, Wilson FF, Emery S, Vasseur G, Aston D, Cartaro C, Convery MR, Dorfan J, Dunwoodie W, Ebert M, Field RC, Fulsom BG, Graham MT, Hast C, Innes WR, Kim P, Leith DWGS, Luitz S, MacFarlane DB, Muller DR, Neal H, Ratcliff BN, Roodman A, Sullivan MK, Va'vra J, Wisniewski WJ, Purohit MV, Wilson JR, Randle-Conde A, Sekula SJ, Ahmed H, Bellis M, Burchat PR, Puccio EMT, Alam MS, Ernst JA, Gorodeisky R, Guttman N, Peimer DR, Soffer A, Spanier SM, Ritchie JL, Schwitters RF, Izen JM, Lou XC, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Albert J, Beaulieu A, Bernlochner FU, King GJ, Kowalewski R, Lueck T, Nugent IM, Roney JM, Sobie RJ, Tasneem N, Gershon TJ, Harrison PF, Latham TE, Prepost R, Wu SL. Search for a Dark Leptophilic Scalar in e^{+}e^{-} Collisions. Phys Rev Lett 2020; 125:181801. [PMID: 33196250 DOI: 10.1103/physrevlett.125.181801] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/06/2020] [Revised: 09/17/2020] [Accepted: 09/18/2020] [Indexed: 06/11/2023]
Abstract
Many scenarios of physics beyond the standard model predict the existence of new gauge singlets, which might be substantially lighter than the weak scale. The experimental constraints on additional scalars with masses in the MeV to GeV range could be significantly weakened if they interact predominantly with leptons rather than quarks. At an e^{+}e^{-} collider, such a leptophilic scalar (ϕ_{L}) would be produced predominantly through radiation from a τ lepton. We report herein a search for e^{+}e^{-}→τ^{+}τ^{-}ϕ_{L}, ϕ_{L}→ℓ^{+}ℓ^{-} (ℓ=e, μ) using data collected by the BABAR experiment at SLAC. No significant signal is observed, and we set limits on the ϕ_{L} coupling to leptons in the range 0.04<m_{ϕ_{L}}<7.0 GeV. These bounds significantly improve upon the current constraints, excluding almost entirely the parameter space favored by the observed discrepancy in the muon anomalous magnetic moment below 4 GeV at 90% confidence level.
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Affiliation(s)
- J P Lees
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Poireau
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Tisserand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - E Grauges
- Universitat de Barcelona, Facultat de Fisica, Departament ECM, E-08028 Barcelona, Spain
| | - A Palano
- INFN Sezione di Bari and Dipartimento di Fisica, Università di Bari, I-70126 Bari, Italy
| | - G Eigen
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - D N Brown
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - Yu G Kolomensky
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - M Fritsch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - H Koch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - T Schroeder
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - R Cheaib
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - C Hearty
- Institute of Particle Physics, Vancouver, British Columbia V6T 1Z1, Canada
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - T S Mattison
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - J A McKenna
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - R Y So
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - V E Blinov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - A R Buzykaev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
| | - V P Druzhinin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - V B Golubev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kozyrev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kravchenko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A P Onuchin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - S I Serednyakov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - Yu I Skovpen
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E P Solodov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - K Yu Todyshev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A J Lankford
- University of California at Irvine, Irvine, California 92697, USA
| | - B Dey
- University of California at Riverside, Riverside, California 92521, USA
| | - J W Gary
- University of California at Riverside, Riverside, California 92521, USA
| | - O Long
- University of California at Riverside, Riverside, California 92521, USA
| | - A M Eisner
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W S Lockman
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W Panduro Vazquez
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - D S Chao
- California Institute of Technology, Pasadena, California 91125, USA
| | - C H Cheng
- California Institute of Technology, Pasadena, California 91125, USA
| | - B Echenard
- California Institute of Technology, Pasadena, California 91125, USA
| | - K T Flood
- California Institute of Technology, Pasadena, California 91125, USA
| | - D G Hitlin
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Kim
- California Institute of Technology, Pasadena, California 91125, USA
| | - Y Li
- California Institute of Technology, Pasadena, California 91125, USA
| | - D X Lin
- California Institute of Technology, Pasadena, California 91125, USA
| | - T S Miyashita
- California Institute of Technology, Pasadena, California 91125, USA
| | - P Ongmongkolkul
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Oyang
- California Institute of Technology, Pasadena, California 91125, USA
| | - F C Porter
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Röhrken
- California Institute of Technology, Pasadena, California 91125, USA
| | - Z Huard
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - B T Meadows
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | | | - M D Sokoloff
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - L Sun
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - J G Smith
- University of Colorado, Boulder, Colorado 80309, USA
| | - S R Wagner
- University of Colorado, Boulder, Colorado 80309, USA
| | - D Bernard
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - M Verderi
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - C Bozzi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - R Calabrese
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Luppi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R de Sangro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G Finocchiaro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Martellotti
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - I M Peruzzi
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Piccolo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Rotondo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Passaggio
- INFN Sezione di Genova, I-16146 Genova, Italy
| | | | - B J Shuve
- Harvey Mudd College, Claremont, California 91711, USA
| | - H M Lacker
- Humboldt-Universität zu Berlin, Institut für Physik, D-12489 Berlin, Germany
| | - B Bhuyan
- Indian Institute of Technology Guwahati, Guwahati, Assam 781 039, India
| | - U Mallik
- University of Iowa, Iowa City, Iowa 52242, USA
| | - C Chen
- Iowa State University, Ames, Iowa 50011, USA
| | - J Cochran
- Iowa State University, Ames, Iowa 50011, USA
| | - S Prell
- Iowa State University, Ames, Iowa 50011, USA
| | - A V Gritsan
- Johns Hopkins University, Baltimore, Maryland 21218, USA
| | - N Arnaud
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - M Davier
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - F Le Diberder
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - A M Lutz
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - G Wormser
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - D J Lange
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - D M Wright
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - J P Coleman
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - E Gabathuler
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D E Hutchcroft
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D J Payne
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - C Touramanis
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - A J Bevan
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - F Di Lodovico
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - R Sacco
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - G Cowan
- University of London, Royal Holloway and Bedford New College, Egham, Surrey TW20 0EX, United Kingdom
| | - Sw Banerjee
- University of Louisville, Louisville, Kentucky 40292, USA
| | - D N Brown
- University of Louisville, Louisville, Kentucky 40292, USA
| | - C L Davis
- University of Louisville, Louisville, Kentucky 40292, USA
| | - A G Denig
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - W Gradl
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K Griessinger
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - A Hafner
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K R Schubert
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - R J Barlow
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - G D Lafferty
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - R Cenci
- University of Maryland, College Park, Maryland 20742, USA
| | - A Jawahery
- University of Maryland, College Park, Maryland 20742, USA
| | - D A Roberts
- University of Maryland, College Park, Maryland 20742, USA
| | - R Cowan
- Massachusetts Institute of Technology, Laboratory for Nuclear Science, Cambridge, Massachusetts 02139, USA
| | - S H Robertson
- Institute of Particle Physics, Montréal, Québec H3A 2T8, Canada
- McGill University, Montréal, Québec H3A 2T8, Canada
| | - R M Seddon
- McGill University, Montréal, Québec H3A 2T8, Canada
| | - N Neri
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - F Palombo
- INFN Sezione di Milano, I-20133 Milano, Italy
- Dipartimento di Fisica, Università di Milano, I-20133 Milano, Italy
| | - L Cremaldi
- University of Mississippi, University, Mississippi 38677, USA
| | - R Godang
- University of Mississippi, University, Mississippi 38677, USA
| | - D J Summers
- University of Mississippi, University, Mississippi 38677, USA
| | - P Taras
- Université de Montréal, Physique des Particules, Montréal, Québec H3C 3J7, Canada
| | - G De Nardo
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - C Sciacca
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - G Raven
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, Netherlands
| | - C P Jessop
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - J M LoSecco
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - K Honscheid
- Ohio State University, Columbus, Ohio 43210, USA
| | - R Kass
- Ohio State University, Columbus, Ohio 43210, USA
| | - A Gaz
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Margoni
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - M Posocco
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - G Simi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - F Simonetto
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - R Stroili
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - S Akar
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - E Ben-Haim
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - M Bomben
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G R Bonneaud
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G Calderini
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - J Chauveau
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G Marchiori
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - J Ocariz
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - M Biasini
- INFN Sezione di Perugia, I-06123 Perugia, Italy
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - E Manoni
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - A Rossi
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - G Batignani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - S Bettarini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Carpinelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - G Casarosa
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | | | - F Forti
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M A Giorgi
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Lusiani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Scuola Normale Superiore di Pisa, I-56127 Pisa, Italy
| | - B Oberhof
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - E Paoloni
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Rama
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - G Rizzo
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - J J Walsh
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - L Zani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A J S Smith
- Princeton University, Princeton, New Jersey 08544, USA
| | - F Anulli
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - R Faccini
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | | | - F Ferroni
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - A Pilloni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - G Piredda
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - C Bünger
- Universität Rostock, D-18051 Rostock, Germany
| | - S Dittrich
- Universität Rostock, D-18051 Rostock, Germany
| | - O Grünberg
- Universität Rostock, D-18051 Rostock, Germany
| | - M Heß
- Universität Rostock, D-18051 Rostock, Germany
| | - T Leddig
- Universität Rostock, D-18051 Rostock, Germany
| | - C Voß
- Universität Rostock, D-18051 Rostock, Germany
| | - R Waldi
- Universität Rostock, D-18051 Rostock, Germany
| | - T Adye
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - F F Wilson
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - S Emery
- IRFU, CEA, Université Paris-Saclay, F-91191 Gif-sur-Yvette, France
| | - G Vasseur
- IRFU, CEA, Université Paris-Saclay, F-91191 Gif-sur-Yvette, France
| | - D Aston
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - C Cartaro
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M R Convery
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - J Dorfan
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - W Dunwoodie
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M Ebert
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - R C Field
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - B G Fulsom
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M T Graham
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - C Hast
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - W R Innes
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - P Kim
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D W G S Leith
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - S Luitz
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D B MacFarlane
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D R Muller
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - H Neal
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - B N Ratcliff
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - A Roodman
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M K Sullivan
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - J Va'vra
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - W J Wisniewski
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M V Purohit
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - J R Wilson
- University of South Carolina, Columbia, South Carolina 29208, USA
| | | | - S J Sekula
- Southern Methodist University, Dallas, Texas 75275, USA
| | - H Ahmed
- St. Francis Xavier University, Antigonish, Nova Scotia B2G 2W5, Canada
| | - M Bellis
- Stanford University, Stanford, California 94305, USA
| | - P R Burchat
- Stanford University, Stanford, California 94305, USA
| | - E M T Puccio
- Stanford University, Stanford, California 94305, USA
| | - M S Alam
- State University of New York, Albany, New York 12222, USA
| | - J A Ernst
- State University of New York, Albany, New York 12222, USA
| | - R Gorodeisky
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - N Guttman
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - D R Peimer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - A Soffer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - S M Spanier
- University of Tennessee, Knoxville, Tennessee 37996, USA
| | - J L Ritchie
- University of Texas at Austin, Austin, Texas 78712, USA
| | | | - J M Izen
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - X C Lou
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - F Bianchi
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - F De Mori
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - A Filippi
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - D Gamba
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - L Lanceri
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - L Vitale
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | | | - A Oyanguren
- IFIC, Universitat de Valencia-CSIC, E-46071 Valencia, Spain
| | - J Albert
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - A Beaulieu
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - F U Bernlochner
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - G J King
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - R Kowalewski
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - T Lueck
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - I M Nugent
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - J M Roney
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - R J Sobie
- Institute of Particle Physics, Victoria, British Columbia, Canada V8W 3P6
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - N Tasneem
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - T J Gershon
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - P F Harrison
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - T E Latham
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - R Prepost
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S L Wu
- University of Wisconsin, Madison, Wisconsin 53706, USA
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Lees JP, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Brown DN, Kolomensky YG, Fritsch M, Koch H, Schroeder T, Cheaib R, Hearty C, Mattison TS, McKenna JA, So RY, Blinov VE, Buzykaev AR, Druzhinin VP, Golubev VB, Kozyrev EA, Kravchenko EA, Onuchin AP, Serednyakov SI, Skovpen YI, Solodov EP, Todyshev KY, Lankford AJ, Dey B, Gary JW, Long O, Eisner AM, Lockman WS, Panduro Vazquez W, Chao DS, Cheng CH, Echenard B, Flood KT, Hitlin DG, Kim J, Li Y, Miyashita TS, Ongmongkolkul P, Porter FC, Röhrken M, Huard Z, Meadows BT, Pushpawela BG, Sokoloff MD, Sun L, Smith JG, Wagner SR, Bernard D, Verderi M, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi IM, Piccolo M, Rotondo M, Zallo A, Passaggio S, Patrignani C, Shuve BJ, Lacker HM, Bhuyan B, Mallik U, Chen C, Cochran J, Prell S, Gritsan AV, Arnaud N, Davier M, Le Diberder F, Lutz AM, Wormser G, Lange DJ, Wright DM, Coleman JP, Gabathuler E, Hutchcroft DE, Payne DJ, Touramanis C, Bevan AJ, Di Lodovico F, Sacco R, Cowan G, Banerjee S, Brown DN, Davis CL, Denig AG, Gradl W, Griessinger K, Hafner A, Schubert KR, Barlow RJ, Lafferty GD, Cenci R, Jawahery A, Roberts DA, Cowan R, Robertson SH, Seddon RM, Neri N, Palombo F, Cremaldi L, Godang R, Summers DJ, Taras P, De Nardo G, Sciacca C, Raven G, Jessop CP, LoSecco JM, Honscheid K, Kass R, Gaz A, Margoni M, Posocco M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud GR, Calderini G, Chauveau J, Marchiori G, Ocariz J, Biasini M, Manoni E, Rossi A, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Chrzaszcz M, Forti F, Giorgi MA, Lusiani A, Oberhof B, Paoloni E, Rama M, Rizzo G, Walsh JJ, Zani L, Smith AJS, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Heß M, Leddig T, Voß C, Waldi R, Adye T, Wilson FF, Emery S, Vasseur G, Aston D, Cartaro C, Convery MR, Dorfan J, Dunwoodie W, Ebert M, Field RC, Fulsom BG, Graham MT, Hast C, Innes WR, Kim P, Leith DWGS, Luitz S, MacFarlane DB, Muller DR, Neal H, Ratcliff BN, Roodman A, Sullivan MK, Va'vra J, Wisniewski WJ, Purohit MV, Wilson JR, Randle-Conde A, Sekula SJ, Ahmed H, Bellis M, Burchat PR, Puccio EMT, Alam MS, Ernst JA, Gorodeisky R, Guttman N, Peimer DR, Soffer A, Spanier SM, Ritchie JL, Schwitters RF, Izen JM, Lou XC, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Albert J, Beaulieu A, Bernlochner FU, King GJ, Kowalewski R, Lueck T, Nugent IM, Roney JM, Sobie RJ, Tasneem N, Gershon TJ, Harrison PF, Latham TE, Prepost R, Wu SL. Measurements of the Absolute Branching Fractions of B^{±}→K^{±}X_{cc[over ¯]}. Phys Rev Lett 2020; 124:152001. [PMID: 32357020 DOI: 10.1103/physrevlett.124.152001] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/29/2019] [Revised: 01/22/2020] [Accepted: 03/20/2020] [Indexed: 06/11/2023]
Abstract
A study of the two-body decays B^{±}→X_{cc[over ¯]}K^{±}, where X_{cc[over ¯]} refers to one charmonium state, is reported by the BABAR Collaboration using a data sample of 424 fb^{-1}. The absolute determination of branching fractions for these decays are significantly improved compared to previous BABAR measurements. Evidence is found for the decay B^{+}→X(3872)K^{+} at the 3σ level. The absolute branching fraction B[B^{+}→X(3872)K^{+}]=[2.1±0.6(stat)±0.3(syst)]×10^{-4} is measured for the first time. It follows that B[X(3872)→J/ψπ^{+}π^{-}]=(4.1±1.3)%, supporting the hypothesis of a molecular component for this resonance.
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Affiliation(s)
- J P Lees
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Poireau
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Tisserand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - E Grauges
- Universitat de Barcelona, Facultat de Fisica, Departament ECM, E-08028 Barcelona, Spain
| | - A Palano
- INFN Sezione di Bari and Dipartimento di Fisica, Università di Bari, I-70126 Bari, Italy
| | - G Eigen
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - D N Brown
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - Yu G Kolomensky
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - M Fritsch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - H Koch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - T Schroeder
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - R Cheaib
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - C Hearty
- Institute of Particle Physics, Vancouver, British Columbia V6T 1Z1, Canada
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - T S Mattison
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - J A McKenna
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - R Y So
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - V E Blinov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - A R Buzykaev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
| | - V P Druzhinin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - V B Golubev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kozyrev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kravchenko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A P Onuchin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - S I Serednyakov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - Yu I Skovpen
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E P Solodov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - K Yu Todyshev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A J Lankford
- University of California at Irvine, Irvine, California 92697, USA
| | - B Dey
- University of California at Riverside, Riverside, California 92521, USA
| | - J W Gary
- University of California at Riverside, Riverside, California 92521, USA
| | - O Long
- University of California at Riverside, Riverside, California 92521, USA
| | - A M Eisner
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W S Lockman
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W Panduro Vazquez
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - D S Chao
- California Institute of Technology, Pasadena, California 91125, USA
| | - C H Cheng
- California Institute of Technology, Pasadena, California 91125, USA
| | - B Echenard
- California Institute of Technology, Pasadena, California 91125, USA
| | - K T Flood
- California Institute of Technology, Pasadena, California 91125, USA
| | - D G Hitlin
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Kim
- California Institute of Technology, Pasadena, California 91125, USA
| | - Y Li
- California Institute of Technology, Pasadena, California 91125, USA
| | - T S Miyashita
- California Institute of Technology, Pasadena, California 91125, USA
| | - P Ongmongkolkul
- California Institute of Technology, Pasadena, California 91125, USA
| | - F C Porter
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Röhrken
- California Institute of Technology, Pasadena, California 91125, USA
| | - Z Huard
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - B T Meadows
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | | | - M D Sokoloff
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - L Sun
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - J G Smith
- University of Colorado, Boulder, Colorado 80309, USA
| | - S R Wagner
- University of Colorado, Boulder, Colorado 80309, USA
| | - D Bernard
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - M Verderi
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - C Bozzi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - R Calabrese
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Luppi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R de Sangro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G Finocchiaro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Martellotti
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - I M Peruzzi
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Piccolo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Rotondo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Passaggio
- INFN Sezione di Genova, I-16146 Genova, Italy
| | | | - B J Shuve
- Harvey Mudd College, Claremont, California 91711, USA
| | - H M Lacker
- Humboldt-Universität zu Berlin, Institut für Physik, D-12489 Berlin, Germany
| | - B Bhuyan
- Indian Institute of Technology Guwahati, Guwahati, Assam 781 039, India
| | - U Mallik
- University of Iowa, Iowa City, Iowa 52242, USA
| | - C Chen
- Iowa State University, Ames, Iowa 50011, USA
| | - J Cochran
- Iowa State University, Ames, Iowa 50011, USA
| | - S Prell
- Iowa State University, Ames, Iowa 50011, USA
| | - A V Gritsan
- Johns Hopkins University, Baltimore, Maryland 21218, USA
| | - N Arnaud
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - M Davier
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - F Le Diberder
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - A M Lutz
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - G Wormser
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - D J Lange
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - D M Wright
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - J P Coleman
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - E Gabathuler
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D E Hutchcroft
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D J Payne
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - C Touramanis
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - A J Bevan
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - F Di Lodovico
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - R Sacco
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - G Cowan
- University of London, Royal Holloway and Bedford New College, Egham, Surrey TW20 0EX, United Kingdom
| | - Sw Banerjee
- University of Louisville, Louisville, Kentucky 40292, USA
| | - D N Brown
- University of Louisville, Louisville, Kentucky 40292, USA
| | - C L Davis
- University of Louisville, Louisville, Kentucky 40292, USA
| | - A G Denig
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - W Gradl
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K Griessinger
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - A Hafner
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K R Schubert
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - R J Barlow
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - G D Lafferty
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - R Cenci
- University of Maryland, College Park, Maryland 20742, USA
| | - A Jawahery
- University of Maryland, College Park, Maryland 20742, USA
| | - D A Roberts
- University of Maryland, College Park, Maryland 20742, USA
| | - R Cowan
- Massachusetts Institute of Technology, Laboratory for Nuclear Science, Cambridge, Massachusetts 02139, USA
| | - S H Robertson
- Institute of Particle Physics, Montréal, Québec H3A 2T8, Canada
- McGill University, Montréal, Québec H3A 2T8, Canada
| | - R M Seddon
- McGill University, Montréal, Québec H3A 2T8, Canada
| | - N Neri
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - F Palombo
- INFN Sezione di Milano, I-20133 Milano, Italy
- Dipartimento di Fisica, Università di Milano, I-20133 Milano, Italy
| | - L Cremaldi
- University of Mississippi, University, Mississippi 38677, USA
| | - R Godang
- University of Mississippi, University, Mississippi 38677, USA
| | - D J Summers
- University of Mississippi, University, Mississippi 38677, USA
| | - P Taras
- Université de Montréal, Physique des Particules, Montréal, Québec H3C 3J7, Canada
| | - G De Nardo
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - C Sciacca
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - G Raven
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, The Netherlands
| | - C P Jessop
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - J M LoSecco
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - K Honscheid
- Ohio State University, Columbus, Ohio 43210, USA
| | - R Kass
- Ohio State University, Columbus, Ohio 43210, USA
| | - A Gaz
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Margoni
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - M Posocco
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - G Simi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - F Simonetto
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - R Stroili
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - S Akar
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - E Ben-Haim
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - M Bomben
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G R Bonneaud
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G Calderini
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - J Chauveau
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G Marchiori
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - J Ocariz
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - M Biasini
- INFN Sezione di Perugia, I-06123 Perugia, Italy
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - E Manoni
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - A Rossi
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - G Batignani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - S Bettarini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Carpinelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - G Casarosa
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | | | - F Forti
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M A Giorgi
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Lusiani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Scuola Normale Superiore di Pisa, I-56127 Pisa, Italy
| | - B Oberhof
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - E Paoloni
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Rama
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - G Rizzo
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - J J Walsh
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - L Zani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A J S Smith
- Princeton University, Princeton, New Jersey 08544, USA
| | - F Anulli
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - R Faccini
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | | | - F Ferroni
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - A Pilloni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - G Piredda
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - C Bünger
- Universität Rostock, D-18051 Rostock, Germany
| | - S Dittrich
- Universität Rostock, D-18051 Rostock, Germany
| | - O Grünberg
- Universität Rostock, D-18051 Rostock, Germany
| | - M Heß
- Universität Rostock, D-18051 Rostock, Germany
| | - T Leddig
- Universität Rostock, D-18051 Rostock, Germany
| | - C Voß
- Universität Rostock, D-18051 Rostock, Germany
| | - R Waldi
- Universität Rostock, D-18051 Rostock, Germany
| | - T Adye
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - F F Wilson
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - S Emery
- IRFU, CEA, Université Paris-Saclay, F-91191 Gif-sur-Yvette, France
| | - G Vasseur
- IRFU, CEA, Université Paris-Saclay, F-91191 Gif-sur-Yvette, France
| | - D Aston
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Cartaro
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M R Convery
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Dorfan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W Dunwoodie
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M Ebert
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - R C Field
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B G Fulsom
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M T Graham
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Hast
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W R Innes
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - P Kim
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D W G S Leith
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - S Luitz
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D B MacFarlane
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D R Muller
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - H Neal
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B N Ratcliff
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - A Roodman
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M K Sullivan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Va'vra
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W J Wisniewski
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M V Purohit
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - J R Wilson
- University of South Carolina, Columbia, South Carolina 29208, USA
| | | | - S J Sekula
- Southern Methodist University, Dallas, Texas 75275, USA
| | - H Ahmed
- St. Francis Xavier University, Antigonish, Nova Scotia B2G 2W5, Canada
| | - M Bellis
- Stanford University, Stanford, California 94305, USA
| | - P R Burchat
- Stanford University, Stanford, California 94305, USA
| | - E M T Puccio
- Stanford University, Stanford, California 94305, USA
| | - M S Alam
- State University of New York, Albany, New York 12222, USA
| | - J A Ernst
- State University of New York, Albany, New York 12222, USA
| | - R Gorodeisky
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - N Guttman
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - D R Peimer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - A Soffer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - S M Spanier
- University of Tennessee, Knoxville, Tennessee 37996, USA
| | - J L Ritchie
- University of Texas at Austin, Austin, Texas 78712, USA
| | | | - J M Izen
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - X C Lou
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - F Bianchi
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - F De Mori
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - A Filippi
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - D Gamba
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - L Lanceri
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - L Vitale
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | | | - A Oyanguren
- IFIC, Universitat de Valencia-CSIC, E-46071 Valencia, Spain
| | - J Albert
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - A Beaulieu
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - F U Bernlochner
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - G J King
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - R Kowalewski
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - T Lueck
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - I M Nugent
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - J M Roney
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - R J Sobie
- Institute of Particle Physics, Victoria, British Columbia V8W 3P6, Canada
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - N Tasneem
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - T J Gershon
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - P F Harrison
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - T E Latham
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - R Prepost
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S L Wu
- University of Wisconsin, Madison, Wisconsin 53706, USA
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Lees JP, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Brown DN, Kolomensky YG, Fritsch M, Koch H, Schroeder T, Cheaib R, Hearty C, Mattison TS, McKenna JA, So RY, Blinov VE, Buzykaev AR, Druzhinin VP, Golubev VB, Kozyrev EA, Kravchenko EA, Onuchin AP, Serednyakov SI, Skovpen YI, Solodov EP, Todyshev KY, Lankford AJ, Dey B, Gary JW, Long O, Eisner AM, Lockman WS, Panduro Vazquez W, Chao DS, Cheng CH, Echenard B, Flood KT, Hitlin DG, Kim J, Li Y, Miyashita TS, Ongmongkolkul P, Porter FC, Röhrken M, Huard Z, Meadows BT, Pushpawela BG, Sokoloff MD, Sun L, Smith JG, Wagner SR, Bernard D, Verderi M, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi IM, Piccolo M, Rotondo M, Zallo A, Passaggio S, Patrignani C, Shuve BJ, Lacker HM, Bhuyan B, Mallik U, Chen C, Cochran J, Prell S, Gritsan AV, Arnaud N, Davier M, Le Diberder F, Lutz AM, Wormser G, Lange DJ, Wright DM, Coleman JP, Gabathuler E, Hutchcroft DE, Payne DJ, Touramanis C, Bevan AJ, Di Lodovico F, Sacco R, Cowan G, Banerjee S, Brown DN, Davis CL, Denig AG, Gradl W, Griessinger K, Hafner A, Schubert KR, Barlow RJ, Lafferty GD, Cenci R, Jawahery A, Roberts DA, Cowan R, Robertson SH, Seddon RM, Neri N, Palombo F, Cremaldi L, Godang R, Summers DJ, Taras P, De Nardo G, Sciacca C, Raven G, Jessop CP, LoSecco JM, Honscheid K, Kass R, Gaz A, Margoni M, Posocco M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud GR, Calderini G, Chauveau J, Marchiori G, Ocariz J, Biasini M, Manoni E, Rossi A, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Chrzaszcz M, Forti F, Giorgi MA, Lusiani A, Oberhof B, Paoloni E, Rama M, Rizzo G, Walsh JJ, Zani L, Smith AJS, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Heß M, Leddig T, Voß C, Waldi R, Adye T, Wilson FF, Emery S, Vasseur G, Aston D, Cartaro C, Convery MR, Dorfan J, Dunwoodie W, Ebert M, Field RC, Fulsom BG, Graham MT, Hast C, Innes WR, Kim P, Leith DWGS, Luitz S, MacFarlane DB, Muller DR, Neal H, Ratcliff BN, Roodman A, Sullivan MK, Va'vra J, Wisniewski WJ, Purohit MV, Wilson JR, Randle-Conde A, Sekula SJ, Ahmed H, Bellis M, Burchat PR, Puccio EMT, Alam MS, Ernst JA, Gorodeisky R, Guttman N, Peimer DR, Soffer A, Spanier SM, Ritchie JL, Schwitters RF, Izen JM, Lou XC, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Albert J, Beaulieu A, Bernlochner FU, King GJ, Kowalewski R, Lueck T, Nugent IM, Roney JM, Sobie RJ, Tasneem N, Gershon TJ, Harrison PF, Latham TE, Prepost R, Wu SL. Search for Rare or Forbidden Decays of the D^{0} Meson. Phys Rev Lett 2020; 124:071802. [PMID: 32142319 DOI: 10.1103/physrevlett.124.071802] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/16/2019] [Accepted: 01/23/2020] [Indexed: 06/10/2023]
Abstract
We present a search for nine lepton-number-violating and three lepton-flavor-violating neutral charm decays of the type D^{0}→h^{'-}h^{-}ℓ^{'+}ℓ^{+} and D^{0}→h^{'-}h^{+}ℓ^{'±}ℓ^{∓}, where h and h^{'} represent a K or π meson and ℓ and ℓ^{'} an electron or muon. The analysis is based on 468 fb^{-1} of e^{+}e^{-} annihilation data collected at or close to the ϒ(4S) resonance with the BABAR detector at the SLAC National Accelerator Laboratory. No significant signal is observed for any of the twelve modes, and we establish 90% confidence level upper limits on the branching fractions in the range (1.0-30.6)×10^{-7}. The limits are between 1 and 3 orders of magnitude more stringent than previous measurements.
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Affiliation(s)
- J P Lees
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Poireau
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Tisserand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - E Grauges
- Universitat de Barcelona, Facultat de Fisica, Departament ECM, E-08028 Barcelona, Spain
| | - A Palano
- INFN Sezione di Bari and Dipartimento di Fisica, Università di Bari, I-70126 Bari, Italy
| | - G Eigen
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - D N Brown
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - Yu G Kolomensky
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - M Fritsch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - H Koch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - T Schroeder
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - R Cheaib
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - C Hearty
- Institute of Particle Physics, Vancouver, British Columbia, Canada V6T 1Z1
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - T S Mattison
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - J A McKenna
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - R Y So
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - V E Blinov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - A R Buzykaev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
| | - V P Druzhinin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - V B Golubev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kozyrev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kravchenko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A P Onuchin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - S I Serednyakov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - Yu I Skovpen
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E P Solodov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - K Yu Todyshev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A J Lankford
- University of California at Irvine, Irvine, California 92697, USA
| | - B Dey
- University of California at Riverside, Riverside, California 92521, USA
| | - J W Gary
- University of California at Riverside, Riverside, California 92521, USA
| | - O Long
- University of California at Riverside, Riverside, California 92521, USA
| | - A M Eisner
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W S Lockman
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W Panduro Vazquez
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - D S Chao
- California Institute of Technology, Pasadena, California 91125, USA
| | - C H Cheng
- California Institute of Technology, Pasadena, California 91125, USA
| | - B Echenard
- California Institute of Technology, Pasadena, California 91125, USA
| | - K T Flood
- California Institute of Technology, Pasadena, California 91125, USA
| | - D G Hitlin
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Kim
- California Institute of Technology, Pasadena, California 91125, USA
| | - Y Li
- California Institute of Technology, Pasadena, California 91125, USA
| | - T S Miyashita
- California Institute of Technology, Pasadena, California 91125, USA
| | - P Ongmongkolkul
- California Institute of Technology, Pasadena, California 91125, USA
| | - F C Porter
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Röhrken
- California Institute of Technology, Pasadena, California 91125, USA
| | - Z Huard
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - B T Meadows
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | | | - M D Sokoloff
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - L Sun
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - J G Smith
- University of Colorado, Boulder, Colorado 80309, USA
| | - S R Wagner
- University of Colorado, Boulder, Colorado 80309, USA
| | - D Bernard
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - M Verderi
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - C Bozzi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - R Calabrese
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Luppi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R de Sangro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G Finocchiaro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Martellotti
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - I M Peruzzi
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Piccolo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Rotondo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Passaggio
- INFN Sezione di Genova, I-16146 Genova, Italy
| | | | - B J Shuve
- Harvey Mudd College, Claremont, California 91711, USA
| | - H M Lacker
- Humboldt-Universität zu Berlin, Institut für Physik, D-12489 Berlin, Germany
| | - B Bhuyan
- Indian Institute of Technology Guwahati, Guwahati, Assam 781 039, India
| | - U Mallik
- University of Iowa, Iowa City, Iowa 52242, USA
| | - C Chen
- Iowa State University, Ames, Iowa 50011, USA
| | - J Cochran
- Iowa State University, Ames, Iowa 50011, USA
| | - S Prell
- Iowa State University, Ames, Iowa 50011, USA
| | - A V Gritsan
- Johns Hopkins University, Baltimore, Maryland 21218, USA
| | - N Arnaud
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - M Davier
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - F Le Diberder
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - A M Lutz
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - G Wormser
- Université Paris-Saclay, CNRS/IN2P3, IJCLab, F-91405 Orsay, France
| | - D J Lange
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - D M Wright
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - J P Coleman
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - E Gabathuler
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D E Hutchcroft
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D J Payne
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - C Touramanis
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - A J Bevan
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - F Di Lodovico
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - R Sacco
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - G Cowan
- University of London, Royal Holloway and Bedford New College, Egham, Surrey TW20 0EX, United Kingdom
| | - Sw Banerjee
- University of Louisville, Louisville, Kentucky 40292, USA
| | - D N Brown
- University of Louisville, Louisville, Kentucky 40292, USA
| | - C L Davis
- University of Louisville, Louisville, Kentucky 40292, USA
| | - A G Denig
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - W Gradl
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K Griessinger
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - A Hafner
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K R Schubert
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - R J Barlow
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - G D Lafferty
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - R Cenci
- University of Maryland, College Park, Maryland 20742, USA
| | - A Jawahery
- University of Maryland, College Park, Maryland 20742, USA
| | - D A Roberts
- University of Maryland, College Park, Maryland 20742, USA
| | - R Cowan
- Massachusetts Institute of Technology, Laboratory for Nuclear Science, Cambridge, Massachusetts 02139, USA
| | - S H Robertson
- Institute of Particle Physics, Montréal, Québec, Canada H3A 2T8
- McGill University, Montréal, Québec, Canada H3A 2T8
| | - R M Seddon
- McGill University, Montréal, Québec, Canada H3A 2T8
| | - N Neri
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - F Palombo
- INFN Sezione di Milano, I-20133 Milano, Italy
- Dipartimento di Fisica, Università di Milano, I-20133 Milano, Italy
| | - L Cremaldi
- University of Mississippi, University, Mississippi 38677, USA
| | - R Godang
- University of Mississippi, University, Mississippi 38677, USA
| | - D J Summers
- University of Mississippi, University, Mississippi 38677, USA
| | - P Taras
- Université de Montréal, Physique des Particules, Montréal, Québec, Canada H3C 3J7
| | - G De Nardo
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - C Sciacca
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - G Raven
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, Netherlands
| | - C P Jessop
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - J M LoSecco
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - K Honscheid
- Ohio State University, Columbus, Ohio 43210, USA
| | - R Kass
- Ohio State University, Columbus, Ohio 43210, USA
| | - A Gaz
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Margoni
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - M Posocco
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - G Simi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - F Simonetto
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - R Stroili
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - S Akar
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - E Ben-Haim
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - M Bomben
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G R Bonneaud
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G Calderini
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - J Chauveau
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - G Marchiori
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - J Ocariz
- Laboratoire de Physique Nucléaire et de Hautes Energies, Sorbonne Université, Paris Diderot Sorbonne Paris Cité, CNRS/IN2P3, F-75252 Paris, France
| | - M Biasini
- INFN Sezione di Perugia, I-06123 Perugia, Italy
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - E Manoni
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - A Rossi
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - G Batignani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - S Bettarini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Carpinelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - G Casarosa
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | | | - F Forti
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M A Giorgi
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Lusiani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Scuola Normale Superiore di Pisa, I-56127 Pisa, Italy
| | - B Oberhof
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - E Paoloni
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Rama
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - G Rizzo
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - J J Walsh
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - L Zani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A J S Smith
- Princeton University, Princeton, New Jersey 08544, USA
| | - F Anulli
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - R Faccini
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | | | - F Ferroni
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - A Pilloni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - G Piredda
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - C Bünger
- Universität Rostock, D-18051 Rostock, Germany
| | - S Dittrich
- Universität Rostock, D-18051 Rostock, Germany
| | - O Grünberg
- Universität Rostock, D-18051 Rostock, Germany
| | - M Heß
- Universität Rostock, D-18051 Rostock, Germany
| | - T Leddig
- Universität Rostock, D-18051 Rostock, Germany
| | - C Voß
- Universität Rostock, D-18051 Rostock, Germany
| | - R Waldi
- Universität Rostock, D-18051 Rostock, Germany
| | - T Adye
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - F F Wilson
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - S Emery
- IRFU, CEA, Université Paris-Saclay, F-91191 Gif-sur-Yvette, France
| | - G Vasseur
- IRFU, CEA, Université Paris-Saclay, F-91191 Gif-sur-Yvette, France
| | - D Aston
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - C Cartaro
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M R Convery
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - J Dorfan
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - W Dunwoodie
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M Ebert
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - R C Field
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - B G Fulsom
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M T Graham
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - C Hast
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - W R Innes
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - P Kim
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D W G S Leith
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - S Luitz
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D B MacFarlane
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D R Muller
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - H Neal
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - B N Ratcliff
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - A Roodman
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M K Sullivan
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - J Va'vra
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - W J Wisniewski
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M V Purohit
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - J R Wilson
- University of South Carolina, Columbia, South Carolina 29208, USA
| | | | - S J Sekula
- Southern Methodist University, Dallas, Texas 75275, USA
| | - H Ahmed
- St. Francis Xavier University, Antigonish, Nova Scotia, Canada B2G 2W5
| | - M Bellis
- Stanford University, Stanford, California 94305, USA
| | - P R Burchat
- Stanford University, Stanford, California 94305, USA
| | - E M T Puccio
- Stanford University, Stanford, California 94305, USA
| | - M S Alam
- State University of New York, Albany, New York 12222, USA
| | - J A Ernst
- State University of New York, Albany, New York 12222, USA
| | - R Gorodeisky
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - N Guttman
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - D R Peimer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - A Soffer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - S M Spanier
- University of Tennessee, Knoxville, Tennessee 37996, USA
| | - J L Ritchie
- University of Texas at Austin, Austin, Texas 78712, USA
| | | | - J M Izen
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - X C Lou
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - F Bianchi
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - F De Mori
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - A Filippi
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - D Gamba
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - L Lanceri
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - L Vitale
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | | | - A Oyanguren
- IFIC, Universitat de Valencia-CSIC, E-46071 Valencia, Spain
| | - J Albert
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - A Beaulieu
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - F U Bernlochner
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - G J King
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - R Kowalewski
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - T Lueck
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - I M Nugent
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - J M Roney
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - R J Sobie
- Institute of Particle Physics, Victoria, British Columbia, Canada V8W 3P6
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - N Tasneem
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - T J Gershon
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - P F Harrison
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - T E Latham
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - R Prepost
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S L Wu
- University of Wisconsin, Madison, Wisconsin 53706, USA
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Lees J, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Brown D, Kolomensky Y, Fritsch M, Koch H, Schroeder T, Cheaib R, Hearty C, Mattison T, McKenna J, So R, Blinov V, Buzykaev A, Druzhinin V, Golubev V, Kozyrev E, Kravchenko E, Onuchin A, Serednyakov S, Skovpen Y, Solodov E, Todyshev K, Lankford A, Dey B, Gary J, Long O, Eisner A, Lockman W, Panduro Vazquez W, Chao D, Cheng C, Echenard B, Flood K, Hitlin D, Kim J, Li Y, Miyashita T, Ongmongkolkul P, Porter F, Röhrken M, Huard Z, Meadows B, Pushpawela B, Sokoloff M, Sun L, Smith J, Wagner S, Bernard D, Verderi M, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi I, Piccolo M, Rotondo M, Zallo A, Passaggio S, Patrignani C, Lacker H, Bhuyan B, Mallik U, Chen C, Cochran J, Prell S, Gritsan A, Arnaud N, Davier M, Le Diberder F, Lutz A, Wormser G, Lange D, Wright D, Coleman J, Gabathuler E, Hutchcroft D, Payne D, Touramanis C, Bevan A, Di Lodovico F, Sacco R, Cowan G, Banerjee S, Brown D, Davis C, Denig A, Gradl W, Griessinger K, Hafner A, Schubert K, Barlow R, Lafferty G, Cenci R, Jawahery A, Roberts D, Cowan R, Robertson S, Seddon R, Neri N, Palombo F, Cremaldi L, Godang R, Summers D, Taras P, De Nardo G, Sciacca C, Raven G, Jessop C, LoSecco J, Honscheid K, Kass R, Gaz A, Margoni M, Posocco M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud G, Calderini G, Chauveau J, Marchiori G, Ocariz J, Biasini M, Manoni E, Rossi A, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Chrzaszcz M, Forti F, Giorgi M, Lusiani A, Oberhof B, Paoloni E, Rama M, Rizzo G, Walsh J, Zani L, Smith A, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Heß M, Leddig T, Voß C, Waldi R, Adye T, Wilson F, Emery S, Vasseur G, Aston D, Cartaro C, Convery M, Dorfan J, Dunwoodie W, Ebert M, Field R, Fulsom B, Graham M, Hast C, Innes W, Kim P, Leith D, Luitz S, MacFarlane D, Muller D, Neal H, Ratcliff B, Roodman A, Sullivan M, Va’vra J, Wisniewski W, Purohit M, Wilson J, Randle-Conde A, Sekula S, Ahmed H, Bellis M, Burchat P, Puccio E, Alam M, Ernst J, Gorodeisky R, Guttman N, Peimer D, Soffer A, Spanier S, Ritchie J, Schwitters R, Izen J, Lou X, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Albert J, Beaulieu A, Bernlochner F, King G, Kowalewski R, Lueck T, Nugent I, Roney J, Sobie R, Tasneem N, Gershon T, Harrison P, Latham T, Prepost R, Wu S. Search for
B−→Λp¯νν¯
with the
BaBar
experiment. Int J Clin Exp Med 2019. [DOI: 10.1103/physrevd.100.111101] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
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Lees JP, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Brown DN, Kolomensky YG, Fritsch M, Koch H, Schroeder T, Hearty C, Mattison TS, McKenna JA, So RY, Blinov VE, Buzykaev AR, Druzhinin VP, Golubev VB, Kozyrev EA, Kravchenko EA, Onuchin AP, Serednyakov SI, Skovpen YI, Solodov EP, Todyshev KY, Lankford AJ, Dey B, Gary JW, Long O, Eisner AM, Lockman WS, Panduro Vazquez W, Chao DS, Cheng CH, Echenard B, Flood KT, Hitlin DG, Kim J, Li Y, Miyashita TS, Ongmongkolkul P, Porter FC, Röhrken M, Huard Z, Meadows BT, Pushpawela BG, Sokoloff MD, Sun L, Smith JG, Wagner SR, Bernard D, Verderi M, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi IM, Piccolo M, Rotondo M, Zallo A, Passaggio S, Patrignani C, Lacker HM, Bhuyan B, Mallik U, Chen C, Cochran J, Prell S, Gritsan AV, Arnaud N, Davier M, Le Diberder F, Lutz AM, Wormser G, Lange DJ, Wright DM, Coleman JP, Gabathuler E, Hutchcroft DE, Payne DJ, Touramanis C, Bevan AJ, Di Lodovico F, Sacco R, Cowan G, Banerjee S, Brown DN, Davis CL, Denig AG, Gradl W, Griessinger K, Hafner A, Schubert KR, Barlow RJ, Lafferty GD, Cenci R, Jawahery A, Roberts DA, Cowan R, Robertson SH, Seddon RM, Neri N, Palombo F, Cheaib R, Cremaldi L, Godang R, Summers DJ, Taras P, De Nardo G, Sciacca C, Raven G, Jessop CP, LoSecco JM, Honscheid K, Kass R, Gaz A, Margoni M, Posocco M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud GR, Calderini G, Chauveau J, Marchiori G, Ocariz J, Biasini M, Manoni E, Rossi A, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Chrzaszcz M, Forti F, Giorgi MA, Lusiani A, Oberhof B, Paoloni E, Rama M, Rizzo G, Walsh JJ, Zani L, Smith AJS, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Heß M, Leddig T, Voß C, Waldi R, Adye T, Wilson FF, Emery S, Vasseur G, Aston D, Cartaro C, Convery MR, Dorfan J, Dunwoodie W, Ebert M, Field RC, Fulsom BG, Graham MT, Hast C, Innes WR, Kim P, Leith DWGS, Luitz S, MacFarlane DB, Muller DR, Neal H, Ratcliff BN, Roodman A, Sullivan MK, Va'vra J, Wisniewski WJ, Purohit MV, Wilson JR, Randle-Conde A, Sekula SJ, Ahmed H, Bellis M, Burchat PR, Puccio EMT, Alam MS, Ernst JA, Gorodeisky R, Guttman N, Peimer DR, Soffer A, Spanier SM, Ritchie JL, Schwitters RF, Izen JM, Lou XC, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Albert J, Beaulieu A, Bernlochner FU, King GJ, Kowalewski R, Lueck T, Nugent IM, Roney JM, Sobie RJ, Tasneem N, Gershon TJ, Harrison PF, Latham TE, Prepost R, Wu SL. Extraction of form Factors from a Four-Dimensional Angular Analysis of B[over ¯]→D^{*}ℓ^{-}ν[over ¯]_{ℓ}. Phys Rev Lett 2019; 123:091801. [PMID: 31524470 DOI: 10.1103/physrevlett.123.091801] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/26/2019] [Revised: 06/30/2019] [Indexed: 06/10/2023]
Abstract
An angular analysis of the decay B[over ¯]→D^{*}ℓ^{-}ν[over ¯]_{ℓ}, ℓ∈{e,μ}, is reported using the full e^{+}e^{-} collision data set collected by the BABAR experiment at the ϒ(4S) resonance. One B meson from the ϒ(4S)→BB[over ¯] decay is fully reconstructed in a hadronic decay mode, which constrains the kinematics and provides a determination of the neutrino momentum vector. The kinematics of the semileptonic decay is described by the dilepton mass squared, q^{2}, and three angles. The first unbinned fit to the full four-dimensional decay rate in the standard model is performed in the so-called Boyd-Grinstein-Lebed approach, which employs a generic q^{2} parametrization of the underlying form factors based on crossing symmetry, analyticity, and QCD dispersion relations for the amplitudes. A fit using the more model-dependent Caprini-Lellouch-Neubert (CLN) approach is performed as well. Our form factor shapes show deviations from previous fits based on the CLN parametrization. The latest form factors also provide an updated prediction for the branching fraction ratio R(D^{*})≡B(B[over ¯]→D^{*}τ^{-}ν[over ¯]_{τ})/B(B[over ¯]→D^{*}ℓ^{-}ν[over ¯]_{ℓ})=0.253±0.005. Finally, using the well-measured branching fraction for the B[over ¯]→D^{*}ℓ^{-}ν[over ¯]_{ℓ} decay, a value of |V_{cb}|=(38.36±0.90)×10^{-3} is obtained that is consistent with the current world average for exclusive B[over ¯]→D^{(*)}ℓ^{-}ν[over ¯]_{ℓ} decays and remains in tension with the determination from inclusive semileptonic B decays to final states with charm.
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Affiliation(s)
- J P Lees
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Poireau
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Tisserand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - E Grauges
- Universitat de Barcelona, Facultat de Fisica, Departament ECM, E-08028 Barcelona, Spain
| | - A Palano
- INFN Sezione di Bari and Dipartimento di Fisica, Università di Bari, I-70126 Bari, Italy
| | - G Eigen
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - D N Brown
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - Yu G Kolomensky
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - M Fritsch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - H Koch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - T Schroeder
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - C Hearty
- Institute of Particle Physics, Vancouver, British Columbia, Canada V6T 1Z1
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - T S Mattison
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - J A McKenna
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - R Y So
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - V E Blinov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - A R Buzykaev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
| | - V P Druzhinin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - V B Golubev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kozyrev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kravchenko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A P Onuchin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - S I Serednyakov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - Yu I Skovpen
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E P Solodov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - K Yu Todyshev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A J Lankford
- University of California at Irvine, Irvine, California 92697, USA
| | - B Dey
- University of California at Riverside, Riverside, California 92521, USA
| | - J W Gary
- University of California at Riverside, Riverside, California 92521, USA
| | - O Long
- University of California at Riverside, Riverside, California 92521, USA
| | - A M Eisner
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W S Lockman
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W Panduro Vazquez
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - D S Chao
- California Institute of Technology, Pasadena, California 91125, USA
| | - C H Cheng
- California Institute of Technology, Pasadena, California 91125, USA
| | - B Echenard
- California Institute of Technology, Pasadena, California 91125, USA
| | - K T Flood
- California Institute of Technology, Pasadena, California 91125, USA
| | - D G Hitlin
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Kim
- California Institute of Technology, Pasadena, California 91125, USA
| | - Y Li
- California Institute of Technology, Pasadena, California 91125, USA
| | - T S Miyashita
- California Institute of Technology, Pasadena, California 91125, USA
| | - P Ongmongkolkul
- California Institute of Technology, Pasadena, California 91125, USA
| | - F C Porter
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Röhrken
- California Institute of Technology, Pasadena, California 91125, USA
| | - Z Huard
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - B T Meadows
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | | | - M D Sokoloff
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - L Sun
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - J G Smith
- University of Colorado, Boulder, Colorado 80309, USA
| | - S R Wagner
- University of Colorado, Boulder, Colorado 80309, USA
| | - D Bernard
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - M Verderi
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - C Bozzi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - R Calabrese
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Luppi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R de Sangro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G Finocchiaro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Martellotti
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - I M Peruzzi
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Piccolo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Rotondo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Passaggio
- INFN Sezione di Genova, I-16146 Genova, Italy
| | | | - H M Lacker
- Humboldt-Universität zu Berlin, Institut für Physik, D-12489 Berlin, Germany
| | - B Bhuyan
- Indian Institute of Technology Guwahati, Guwahati, Assam, 781 039, India
| | - U Mallik
- University of Iowa, Iowa City, Iowa 52242, USA
| | - C Chen
- Iowa State University, Ames, Iowa 50011, USA
| | - J Cochran
- Iowa State University, Ames, Iowa 50011, USA
| | - S Prell
- Iowa State University, Ames, Iowa 50011, USA
| | - A V Gritsan
- Johns Hopkins University, Baltimore, Maryland 21218, USA
| | - N Arnaud
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - M Davier
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - F Le Diberder
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - A M Lutz
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - G Wormser
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - D J Lange
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - D M Wright
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - J P Coleman
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - E Gabathuler
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D E Hutchcroft
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D J Payne
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - C Touramanis
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - A J Bevan
- Queen Mary, University of London, London, E1 4NS, United Kingdom
| | - F Di Lodovico
- Queen Mary, University of London, London, E1 4NS, United Kingdom
| | - R Sacco
- Queen Mary, University of London, London, E1 4NS, United Kingdom
| | - G Cowan
- University of London, Royal Holloway and Bedford New College, Egham, Surrey TW20 0EX, United Kingdom
| | - Sw Banerjee
- University of Louisville, Louisville, Kentucky 40292, USA
| | - D N Brown
- University of Louisville, Louisville, Kentucky 40292, USA
| | - C L Davis
- University of Louisville, Louisville, Kentucky 40292, USA
| | - A G Denig
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - W Gradl
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K Griessinger
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - A Hafner
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K R Schubert
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - R J Barlow
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - G D Lafferty
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - R Cenci
- University of Maryland, College Park, Maryland 20742, USA
| | - A Jawahery
- University of Maryland, College Park, Maryland 20742, USA
| | - D A Roberts
- University of Maryland, College Park, Maryland 20742, USA
| | - R Cowan
- Massachusetts Institute of Technology, Laboratory for Nuclear Science, Cambridge, Massachusetts 02139, USA
| | - S H Robertson
- Institute of Particle Physics, Montréal, Québec, Canada H3A 2T8
- McGill University, Montréal, Québec, Canada H3A 2T8
| | - R M Seddon
- McGill University, Montréal, Québec, Canada H3A 2T8
| | - N Neri
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - F Palombo
- INFN Sezione di Milano, I-20133 Milano, Italy
- Dipartimento di Fisica, Università di Milano, I-20133 Milano, Italy
| | - R Cheaib
- University of Mississippi, University, Mississippi 38677, USA
| | - L Cremaldi
- University of Mississippi, University, Mississippi 38677, USA
| | - R Godang
- University of Mississippi, University, Mississippi 38677, USA
| | - D J Summers
- University of Mississippi, University, Mississippi 38677, USA
| | - P Taras
- Université de Montréal, Physique des Particules, Montréal, Québec, Canada H3C 3J7
| | - G De Nardo
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - C Sciacca
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - G Raven
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, Netherlands
| | - C P Jessop
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - J M LoSecco
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - K Honscheid
- Ohio State University, Columbus, Ohio 43210, USA
| | - R Kass
- Ohio State University, Columbus, Ohio 43210, USA
| | - A Gaz
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Margoni
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - M Posocco
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - G Simi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - F Simonetto
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - R Stroili
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - S Akar
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - E Ben-Haim
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M Bomben
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G R Bonneaud
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G Calderini
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - J Chauveau
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G Marchiori
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - J Ocariz
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M Biasini
- INFN Sezione di Perugia, I-06123 Perugia, Italy
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - E Manoni
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - A Rossi
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - G Batignani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - S Bettarini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Carpinelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - G Casarosa
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | | | - F Forti
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M A Giorgi
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Lusiani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Scuola Normale Superiore di Pisa, I-56127 Pisa, Italy
| | - B Oberhof
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - E Paoloni
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Rama
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - G Rizzo
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - J J Walsh
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - L Zani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A J S Smith
- Princeton University, Princeton, New Jersey 08544, USA
| | - F Anulli
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - R Faccini
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | | | - F Ferroni
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - A Pilloni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - G Piredda
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - C Bünger
- Universität Rostock, D-18051 Rostock, Germany
| | - S Dittrich
- Universität Rostock, D-18051 Rostock, Germany
| | - O Grünberg
- Universität Rostock, D-18051 Rostock, Germany
| | - M Heß
- Universität Rostock, D-18051 Rostock, Germany
| | - T Leddig
- Universität Rostock, D-18051 Rostock, Germany
| | - C Voß
- Universität Rostock, D-18051 Rostock, Germany
| | - R Waldi
- Universität Rostock, D-18051 Rostock, Germany
| | - T Adye
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon, OX11 0QX, United Kingdom
| | - F F Wilson
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon, OX11 0QX, United Kingdom
| | - S Emery
- IRFU, CEA, Université Paris-Saclay, F-91191 Gif-sur-Yvette, France
| | - G Vasseur
- IRFU, CEA, Université Paris-Saclay, F-91191 Gif-sur-Yvette, France
| | - D Aston
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Cartaro
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M R Convery
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Dorfan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W Dunwoodie
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M Ebert
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - R C Field
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B G Fulsom
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M T Graham
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Hast
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W R Innes
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - P Kim
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D W G S Leith
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - S Luitz
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D B MacFarlane
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D R Muller
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - H Neal
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B N Ratcliff
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - A Roodman
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M K Sullivan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Va'vra
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W J Wisniewski
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M V Purohit
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - J R Wilson
- University of South Carolina, Columbia, South Carolina 29208, USA
| | | | - S J Sekula
- Southern Methodist University, Dallas, Texas 75275, USA
| | - H Ahmed
- St. Francis Xavier University, Antigonish, Nova Scotia, Canada B2G 2W5
| | - M Bellis
- Stanford University, Stanford, California 94305, USA
| | - P R Burchat
- Stanford University, Stanford, California 94305, USA
| | - E M T Puccio
- Stanford University, Stanford, California 94305, USA
| | - M S Alam
- State University of New York, Albany, New York 12222, USA
| | - J A Ernst
- State University of New York, Albany, New York 12222, USA
| | - R Gorodeisky
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - N Guttman
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - D R Peimer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - A Soffer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - S M Spanier
- University of Tennessee, Knoxville, Tennessee 37996, USA
| | - J L Ritchie
- University of Texas at Austin, Austin, Texas 78712, USA
| | | | - J M Izen
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - X C Lou
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - F Bianchi
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - F De Mori
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - A Filippi
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - D Gamba
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - L Lanceri
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - L Vitale
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | | | - A Oyanguren
- IFIC, Universitat de Valencia-CSIC, E-46071 Valencia, Spain
| | - J Albert
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - A Beaulieu
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - F U Bernlochner
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - G J King
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - R Kowalewski
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - T Lueck
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - I M Nugent
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - J M Roney
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - R J Sobie
- Institute of Particle Physics, Victoria, British Columbia, Canada V8W 3P6
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - N Tasneem
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - T J Gershon
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - P F Harrison
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - T E Latham
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - R Prepost
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S L Wu
- University of Wisconsin, Madison, Wisconsin 53706, USA
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Ablikim M, Achasov M, Ahmed S, Albrecht M, Amoroso A, An F, An Q, Bai J, Bai Y, Bakina O, Baldini Ferroli R, Ban Y, Bennett D, Bennett J, Berger N, Bertani M, Bettoni D, Bian J, Bianchi F, Boger E, Boyko I, Briere R, Cai H, Cai X, Cakir O, Calcaterra A, Cao G, Cetin S, Chai J, Chang J, Chelkov G, Chen G, Chen H, Chen J, Chen M, Chen P, Chen S, Chen X, Chen Y, Chu X, Cibinetto G, Dai H, Dai J, Dbeyssi A, Dedovich D, Deng Z, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong L, Dong M, Dou Z, Du S, Duan P, Fang J, Fang S, Fang X, Fang Y, Farinelli R, Fava L, Fegan S, Feldbauer F, Felici G, Feng C, Fioravanti E, Fritsch M, Fu C, Gao Q, Gao X, Gao Y, Gao Y, Gao Z, Garzia I, Goetzen K, Gong L, Gong W, Gradl W, Greco M, Gu M, Gu S, Gu Y, Guo A, Guo L, Guo R, Guo Y, Haddadi Z, Han S, Hao X, Harris F, He K, He X, Heinsius F, Held T, Heng Y, Holtmann T, Hou Z, Hu C, Hu H, Hu T, Hu Y, Huang G, Huang J, Huang X, Huang X, Huang Z, Hussain T, Ikegami Andersson W, Ji Q, Ji Q, Ji X, Ji X, Jiang X, Jiang X, Jiao J, Jiao Z, Jin D, Jin S, Jin Y, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang X, Kang X, Kavatsyuk M, Ke B, Khan T, Khoukaz A, Kiese P, Kliemt R, Koch L, Kolcu O, Kopf B, Kornicer M, Kuemmel M, Kuessner M, Kuhlmann M, Kupsc A, Kühn W, Lange J, Lara M, Larin P, Lavezzi L, Leiber S, Leithoff H, Leng C, Li C, Li C, Li D, Li F, Li F, Li G, Li H, Li H, Li J, Li J, Li K, Li K, Li K, Li L, Li P, Li P, Li Q, Li T, Li W, Li W, Li X, Li X, Li X, Li Z, Liang H, Liang Y, Liang Y, Liao G, Lin D, Liu B, Liu B, Liu C, Liu D, Liu F, Liu F, Liu F, Liu H, Liu H, Liu H, Liu H, Liu J, Liu J, Liu J, Liu K, Liu K, Liu K, Liu L, Liu P, Liu Q, Liu S, Liu X, Liu Y, Liu Z, Liu Z, Long Y, Lou X, Lu H, Lu J, Lu Y, Lu Y, Luo C, Luo M, Luo X, Lyu X, Ma F, Ma H, Ma L, Ma M, Ma Q, Ma T, Ma X, Ma X, Ma Y, Maas F, Maggiora M, Malik Q, Mao Y, Mao Z, Marcello S, Meng Z, Messchendorp J, Mezzadri G, Min J, Min T, Mitchell R, Mo X, Mo Y, Morales Morales C, Morello G, Muchnoi N, Muramatsu H, Musiol P, Mustafa A, Nefedov Y, Nerling F, Nikolaev I, Ning Z, Nisar S, Niu S, Niu X, Olsen S, Ouyang Q, Pacetti S, Pan Y, Papenbrock M, Patteri P, Pelizaeus M, Pellegrino J, Peng H, Peters K, Pettersson J, Ping J, Ping R, Pitka A, Poling R, Prasad V, Qi H, Qi M, Qian S, Qiao C, Qin N, Qin X, Qin Z, Qiu J, Qu Z, Rashid K, Redmer C, Richter M, Ripka M, Rolo M, Rong G, Rosner C, Ruan X, Sarantsev A, Savrié M, Schnier C, Schoenning K, Shan W, Shao M, Shen C, Shen P, Shen X, Sheng H, Song J, Song W, Song X, Sosio S, Sowa C, Spataro S, Sun G, Sun J, Sun L, Sun S, Sun X, Sun Y, Sun Y, Sun Y, Sun Z, Sun Z, Tang C, Tang G, Tang X, Tapan I, Tiemens M, Tsednee B, Uman I, Varner G, Wang B, Wang B, Wang D, Wang D, Wang D, Wang K, Wang L, Wang L, Wang M, Wang M, Wang P, Wang P, Wang W, Wang X, Wang Y, Wang Y, Wang Y, Wang Y, Wang Z, Wang Z, Wang Z, Wang Z, Wang Z, Weber T, Wei D, Weidenkaff P, Wen S, Wiedner U, Wolke M, Wu L, Wu L, Wu Z, Xia L, Xia X, Xia Y, Xiao D, Xiao H, Xiao Y, Xiao Z, Xie Y, Xie Y, Xiong X, Xiu Q, Xu G, Xu J, Xu L, Xu Q, Xu Q, Xu X, Yan L, Yan W, Yan W, Yan W, Yan Y, Yang H, Yang H, Yang L, Yang Y, Yang Y, Yang Y, Ye M, Ye M, Yin J, You Z, Yu B, Yu C, Yu J, Yuan C, Yuan Y, Yuncu A, Zafar A, Zallo A, Zeng Y, Zeng Z, Zhang B, Zhang B, Zhang C, Zhang D, Zhang H, Zhang H, Zhang J, Zhang J, Zhang J, Zhang J, Zhang J, Zhang J, Zhang K, Zhang K, Zhang L, Zhang S, Zhang X, Zhang Y, Zhang Y, Zhang Y, Zhang Y, Zhang Y, Zhang Z, Zhang Z, Zhang Z, Zhao G, Zhao J, Zhao J, Zhao J, Zhao L, Zhao L, Zhao M, Zhao Q, Zhao S, Zhao T, Zhao Y, Zhao Z, Zhemchugov A, Zheng B, Zheng J, Zheng W, Zheng Y, Zhong B, Zhou L, Zhou X, Zhou X, Zhou X, Zhou X, Zhou Y, Zhu J, Zhu J, Zhu K, Zhu K, Zhu S, Zhu S, Zhu X, Zhu Y, Zhu Y, Zhu Z, Zhuang J, Zou B, Zou J. Search for baryon and lepton number violation in
J/ψ→Λc+e−+c.c.. Int J Clin Exp Med 2019. [DOI: 10.1103/physrevd.99.072006] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
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13
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Ablikim M, Achasov MN, Ahmed S, Albrecht M, Amoroso A, An FF, An Q, Bai Y, Bakina O, Baldini Ferroli R, Ban Y, Bennett DW, Bennett JV, Berger N, Bertani M, Bettoni D, Bian JM, Bianchi F, Boger E, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chai J, Chang JF, Chelkov G, Chen G, Chen HS, Chen JC, Chen ML, Chen PL, Chen SJ, Chen YB, Cibinetto G, Dai HL, Dai JP, Dbeyssi A, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Dou ZL, Du SX, Duan PF, Fan JZ, Fang J, Fang SS, Fang X, Fang Y, Farinelli R, Fava L, Fegan S, Feldbauer F, Felici G, Feng CQ, Fritsch M, Fu CD, Gao Q, Gao XL, Gao Y, Gao YG, Gao Z, Garzia I, Goetzen K, Gong L, Gong WX, Gradl W, Greco M, Gu MH, Gu S, Gu YT, Guo AQ, Guo LB, Guo RP, Guo YP, Haddadi Z, Han S, Hao XQ, Harris FA, He KL, Heinsius FH, Held T, Heng YK, Holtmann T, Hou ZL, Hu C, Hu HM, Hu T, Hu Y, Huang GS, Huang JS, Huang XT, Huang XZ, Huang ZL, Hussain T, Ikegami Andersson W, Ji Q, Ji QP, Ji XB, Ji XL, Jiang XS, Jiang XY, Jiao JB, Jiao Z, Jin DP, Jin S, Jin Y, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XL, Kang XS, Kavatsyuk M, Ke BC, Khan T, Khoukaz A, Kiese P, Kliemt R, Koch L, Kolcu OB, Kopf B, Kornicer M, Kuemmel M, Kuessner M, Kuhlmann M, Kupsc A, Kühn W, Lange JS, Lara M, Larin P, Lavezzi L, Leiber S, Leithoff H, Leng C, Li C, Li C, Li DM, Li F, Li FY, Li G, Li HB, Li HJ, Li JC, Li KJ, Li K, Li K, Li L, Li PL, Li PR, Li QY, Li T, Li WD, Li WG, Li XL, Li XN, Li XQ, Li ZB, Liang H, Liang YF, Liang YT, Liao GR, Lin DX, Liu B, Liu BJ, Liu CX, Liu D, Liu FH, Liu F, Liu F, Liu HB, Liu HM, Liu H, Liu H, Liu JB, Liu JP, Liu JY, Liu K, Liu KY, Liu K, Liu PL, Liu Q, Liu SB, Liu X, Liu YB, Liu ZA, Liu Z, Long YF, Lou XC, Lu HJ, Lu JG, Lu Y, Lu YP, Luo CL, Luo MX, Luo XL, Lyu XR, Ma FC, Ma HL, Ma LL, Ma MM, Ma QM, Ma T, Ma XN, Ma XY, Ma YM, Maas FE, Maggiora M, Malik QA, Mao YJ, Mao ZP, Marcello S, Meng ZX, Messchendorp JG, Mezzadri G, Min J, Min TJ, Mitchell RE, Mo XH, Mo YJ, Morales Morales C, Morello G, Muchnoi NY, Muramatsu H, Mustafa A, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Niu XY, Olsen SL, Ouyang Q, Pacetti S, Pan Y, Papenbrock M, Patteri P, Pelizaeus M, Pellegrino J, Peng HP, Peters K, Pettersson J, Ping JL, Ping RG, Pitka A, Poling R, Prasad V, Qi HR, Qi M, Qian S, Qiao CF, Qin N, Qin XS, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Richter M, Ripka M, Rolo M, Rong G, Rosner C, Ruan XD, Sarantsev A, Savrié M, Schnier C, Schoenning K, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Song JJ, Song WM, Song XY, Sosio S, Sowa C, Spataro S, Sun GX, Sun JF, Sun L, Sun SS, Sun XH, Sun YJ, Sun YK, Sun YZ, Sun ZJ, Sun ZT, Tang CJ, Tang GY, Tang X, Tapan I, Tiemens M, Tsednee B, Uman I, Varner GS, Wang B, Wang BL, Wang DY, Wang D, Wang K, Wang LL, Wang LS, Wang M, Wang M, Wang P, Wang PL, Wang WP, Wang XF, Wang Y, Wang YD, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZH, Wang ZY, Wang Z, Weber T, Wei DH, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu LJ, Wu Z, Xia L, Xia X, Xia Y, Xiao D, Xiao H, Xiao YJ, Xiao ZJ, Xie YG, Xie YH, Xiong XA, Xiu QL, Xu GF, Xu JJ, Xu L, Xu QJ, Xu QN, Xu XP, Yan L, Yan WB, Yan WC, Yan WC, Yan YH, Yang HJ, Yang HX, Yang L, Yang YH, Yang YX, Yang Y, Ye M, Ye MH, Yin JH, You ZY, Yu BX, Yu CX, Yuan CZ, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zeng Z, Zhang BX, Zhang BY, Zhang CC, Zhang DH, Zhang HH, Zhang HY, Zhang J, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang SQ, Zhang XY, Zhang YH, Zhang YT, Zhang Y, Zhang Y, Zhang Y, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng WJ, Zheng YH, Zhong B, Zhou L, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhou YX, Zhu J, Zhu J, Zhu K, Zhu KJ, Zhu S, Zhu SH, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zou BS, Zou JH. Evidence of a Resonant Structure in the e^{+}e^{-}→π^{+}D^{0}D^{*-} Cross Section between 4.05 and 4.60 GeV. Phys Rev Lett 2019; 122:102002. [PMID: 30932669 DOI: 10.1103/physrevlett.122.102002] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/09/2018] [Revised: 02/10/2019] [Indexed: 06/09/2023]
Abstract
The cross section of the process e^{+}e^{-}→π^{+}D^{0}D^{*-} for center-of-mass energies from 4.05 to 4.60 GeV is measured precisely using data samples collected with the BESIII detector operating at the BEPCII storage ring. Two enhancements are clearly visible in the cross section around 4.23 and 4.40 GeV. Using several models to describe the dressed cross section yields stable parameters for the first enhancement, which has a mass of 4228.6±4.1±6.3 MeV/c^{2} and a width of 77.0±6.8±6.3 MeV, where the first uncertainties are statistical and the second ones are systematic. Our resonant mass is consistent with previous observations of the Y(4220) state and the theoretical prediction of a DD[over ¯]_{1}(2420) molecule. This result is the first observation of Y(4220) associated with an open-charm final state. Fits with three resonance functions with additional Y(4260), Y(4320), Y(4360), ψ(4415), or a new resonance do not show significant contributions from either of these resonances. The second enhancement is not from a single known resonance. It could contain contributions from ψ(4415) and other resonances, and a detailed amplitude analysis is required to better understand this enhancement.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - S Ahmed
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - A Amoroso
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Bai
- Southeast University, Nanjing 211100, People's Republic of China
| | - O Bakina
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - N Berger
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - J M Bian
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Bianchi
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - E Boger
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - O Cakir
- Ankara University, 06100 Tandogan, Ankara, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S A Cetin
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - J Chai
- INFN, I-10125 Turin, Italy
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - P L Chen
- University of South China, Hengyang 421001, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - J P Dai
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - A Dbeyssi
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Destefanis
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F De Mori
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z L Dou
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Fan
- Tsinghua University, Beijing 100084, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X Fang
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Farinelli
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- University of Ferrara, I-44122 Ferrara, Italy
| | - L Fava
- University of Eastern Piedmont, I-15121 Alessandria, Italy
- INFN, I-10125 Turin, Italy
| | - S Fegan
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - F Feldbauer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - C Q Feng
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - M Fritsch
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Gao
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y G Gao
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z Gao
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - K Goetzen
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - L Gong
- Nankai University, Tianjin 300071, People's Republic of China
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - S Gu
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - Y T Gu
- Guangxi University, Nanning 530004, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R P Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Q Hao
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | | | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - T Holtmann
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Hu
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G S Huang
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - X Z Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Z L Huang
- Liaoning University, Shenyang 110036, People's Republic of China
| | - T Hussain
- University of the Punjab, Lahore 54590, Pakistan
| | | | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X Y Jiang
- Nankai University, Tianjin 300071, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y Jin
- University of Jinan, Jinan 250022, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X L Kang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - B C Ke
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - T Khan
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Khoukaz
- University of Muenster, Wilhelm-Klemm-Strasse 9, 48149 Muenster, Germany
| | - P Kiese
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - R Kliemt
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - L Koch
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - O B Kolcu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - M Kuemmel
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kuessner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kuhlmann
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - W Kühn
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - J S Lange
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | | | - S Leiber
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H Leithoff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C Leng
- INFN, I-10125 Turin, Italy
| | - C Li
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - Cheng Li
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - F Y Li
- Peking University, Beijing 100871, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - H J Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - Kang Li
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Ke Li
- Shandong University, Jinan 250100, People's Republic of China
| | - Lei Li
- Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China
| | - P L Li
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - P R Li
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Q Y Li
- Shandong University, Jinan 250100, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Liu
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D Liu
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- Guangxi University, Nanning 530004, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Huanhuan Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Huihui Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - J B Liu
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J P Liu
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - Ke Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - P L Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Y F Long
- Peking University, Beijing 100871, People's Republic of China
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - M M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Y M Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Q A Malik
- University of the Punjab, Lahore 54590, Pakistan
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Z X Meng
- University of Jinan, Jinan 250022, People's Republic of China
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - G Mezzadri
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - T J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
| | - X H Mo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y J Mo
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Morello
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - N Yu Muchnoi
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - A Mustafa
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Nerling
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - I B Nikolaev
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - Z Ning
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - S Nisar
- COMSATS University Islamabad, Lahore Campus, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
| | - S L Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - X Y Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S L Olsen
- Seoul National University, Seoul 151-747, Korea
| | - Q Ouyang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S Pacetti
- INFN and University of Perugia, I-06100 Perugia, Italy
| | - Y Pan
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - M Papenbrock
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Pelizaeus
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - J Pellegrino
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - H P Peng
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - J Pettersson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J L Ping
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - A Pitka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - V Prasad
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - H R Qi
- Beihang University, Beijing 100191, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, Lahore 54590, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Richter
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Rolo
- INFN, I-10125 Turin, Italy
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Ch Rosner
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X D Ruan
- Guangxi University, Nanning 530004, People's Republic of China
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Savrié
- University of Ferrara, I-44122 Ferrara, Italy
| | - C Schnier
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - M Shao
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Song
- Shandong University, Jinan 250100, People's Republic of China
| | - W M Song
- Shandong University, Jinan 250100, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - C Sowa
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - S Spataro
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Sun
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - L Sun
- Wuhan University, Wuhan 430072, People's Republic of China
| | - S S Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X H Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Sun
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y K Sun
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Z Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Z T Sun
- Indiana University, Bloomington, Indiana 47405, USA
| | - C J Tang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - G Y Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - B Tsednee
- Institute of Physics and Technology, Peace Avenue 54B, Ulaanbaatar 13330, Mongolia
| | - I Uman
- Near East University, Nicosia, North Cyprus, Mersin 10, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B L Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - Dan Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Wang
- Shandong University, Jinan 250100, People's Republic of China
| | - Meng Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W P Wang
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X F Wang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Wang
- Soochow University, Suzhou 215006, People's Republic of China
| | - Y D Wang
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y Q Wang
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Z G Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Z H Wang
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zongyuan Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - T Weber
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Wolke
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - L H Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L J Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - L Xia
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Xia
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Xia
- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Xiao
- University of South China, Hengyang 421001, People's Republic of China
| | - Y J Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z J Xiao
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y G Xie
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Y H Xie
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - X A Xiong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Q L Xiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - G F Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Xu
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Q N Xu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X P Xu
- Soochow University, Suzhou 215006, People's Republic of China
| | - L Yan
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - W B Yan
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- Beihang University, Beijing 100191, People's Republic of China
| | - Y H Yan
- Hunan University, Changsha 410082, People's Republic of China
| | - H J Yang
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - H X Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y H Yang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y X Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - Yifan Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Y You
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - B X Yu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - C X Yu
- Nankai University, Tianjin 300071, People's Republic of China
| | - C Z Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, Lahore 54590, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - Z Zeng
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - C C Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Zhang
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Q Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Zhang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - S Q Zhang
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Y T Zhang
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Yang Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Yao Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Yu Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Lei Zhao
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Zhao
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Z G Zhao
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - W J Zheng
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - B Zhong
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X R Zhou
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y X Zhou
- Guangxi University, Nanning 530004, People's Republic of China
| | - J Zhu
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Zhu
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - K Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S H Zhu
- University of Science and Technology Liaoning, Anshan 114051, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y C Zhu
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z A Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J H Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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Lees JP, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Brown DN, Kolomensky YG, Fritsch M, Koch H, Schroeder T, Hearty C, Mattison TS, McKenna JA, So RY, Blinov VE, Buzykaev AR, Druzhinin VP, Golubev VB, Kozyrev EA, Kravchenko EA, Onuchin AP, Serednyakov SI, Skovpen YI, Solodov EP, Todyshev KY, Lankford AJ, Gary JW, Long O, Eisner AM, Lockman WS, Panduro Vazquez W, Chao DS, Cheng CH, Echenard B, Flood KT, Hitlin DG, Kim J, Li Y, Miyashita TS, Ongmongkolkul P, Porter FC, Röhrken M, Huard Z, Meadows BT, Pushpawela BG, Sokoloff MD, Sun L, Smith JG, Wagner SR, Bernard D, Verderi M, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi IM, Piccolo M, Rotondo M, Zallo A, Passaggio S, Patrignani C, Lacker HM, Bhuyan B, Mallik U, Chen C, Cochran J, Prell S, Gritsan AV, Arnaud N, Davier M, Le Diberder F, Lutz AM, Wormser G, Lange DJ, Wright DM, Coleman JP, Gabathuler E, Hutchcroft DE, Payne DJ, Touramanis C, Bevan AJ, Di Lodovico F, Sacco R, Cowan G, Banerjee S, Brown DN, Davis CL, Denig AG, Gradl W, Griessinger K, Hafner A, Schubert KR, Barlow RJ, Lafferty GD, Cenci R, Jawahery A, Roberts DA, Cowan R, Robertson SH, Seddon RM, Dey B, Neri N, Palombo F, Cheaib R, Cremaldi L, Godang R, Summers DJ, Taras P, De Nardo G, Sciacca C, Raven G, Jessop CP, LoSecco JM, Honscheid K, Kass R, Gaz A, Margoni M, Posocco M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud GR, Calderini G, Chauveau J, Marchiori G, Ocariz J, Biasini M, Manoni E, Rossi A, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Chrzaszcz M, Forti F, Giorgi MA, Lusiani A, Oberhof B, Paoloni E, Rama M, Rizzo G, Walsh JJ, Zani L, Smith AJS, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Heß M, Leddig T, Voß C, Waldi R, Adye T, Wilson FF, Emery S, Vasseur G, Aston D, Cartaro C, Convery MR, Dorfan J, Dunwoodie W, Ebert M, Field RC, Fulsom BG, Graham MT, Hast C, Innes WR, Kim P, Leith DWGS, Luitz S, MacFarlane DB, Muller DR, Neal H, Ratcliff BN, Roodman A, Sullivan MK, Va'vra J, Wisniewski WJ, Purohit MV, Wilson JR, Randle-Conde A, Sekula SJ, Ahmed H, Bellis M, Burchat PR, Puccio EMT, Alam MS, Ernst JA, Gorodeisky R, Guttman N, Peimer DR, Soffer A, Spanier SM, Ritchie JL, Schwitters RF, Izen JM, Lou XC, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Albert J, Beaulieu A, Bernlochner FU, King GJ, Kowalewski R, Lueck T, Nugent IM, Roney JM, Sobie RJ, Tasneem N, Gershon TJ, Harrison PF, Latham TE, Prepost R, Wu SL. Observation of the Decay D^{0}→K^{-}π^{+}e^{+}e^{-}. Phys Rev Lett 2019; 122:081802. [PMID: 30932586 DOI: 10.1103/physrevlett.122.081802] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/30/2018] [Revised: 12/11/2018] [Indexed: 06/09/2023]
Abstract
We report the observation of the rare charm decay D^{0}→K^{-}π^{+}e^{+}e^{-}, based on 468 fb^{-1} of e^{+}e^{-} annihilation data collected at or close to the center-of-mass energy of the ϒ(4S) resonance with the BABAR detector at the SLAC National Accelerator Laboratory. We find the branching fraction in the invariant mass range 0.675<m(e^{+}e^{-})<0.875 GeV/c^{2} of the electron-positron pair to be B(D^{0}→K^{-}π^{+}e^{+}e^{-})=(4.0±0.5±0.2±0.1)×10^{-6}, where the first uncertainty is statistical, the second systematic, and the third due to the uncertainty in the branching fraction of the decay D^{0}→K^{-}π^{+}π^{+}π^{-} used as a normalization mode. The significance of the observation corresponds to 9.7 standard deviations including systematic uncertainties. This result is consistent with the recently reported D^{0}→K^{-}π^{+}μ^{+}μ^{-} branching fraction, measured in the same invariant mass range, and with the value expected in the standard model. In a set of regions of m(e^{+}e^{-}), where long-distance effects are potentially small, we determine a 90% confidence level upper limit on the branching fraction B(D^{0}→K^{-}π^{+}e^{+}e^{-})<3.1×10^{-6}.
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Affiliation(s)
- J P Lees
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Poireau
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Tisserand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - E Grauges
- Universitat de Barcelona, Facultat de Fisica, Departament ECM, E-08028 Barcelona, Spain
| | - A Palano
- INFN Sezione di Bari and Dipartimento di Fisica, Università di Bari, I-70126 Bari, Italy
| | - G Eigen
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - D N Brown
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - Yu G Kolomensky
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - M Fritsch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - H Koch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - T Schroeder
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - C Hearty
- Institute of Particle Physics, Vancouver, British Columbia, Canada V6T 1Z1
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - T S Mattison
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - J A McKenna
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - R Y So
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - V E Blinov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - A R Buzykaev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
| | - V P Druzhinin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - V B Golubev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kozyrev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kravchenko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A P Onuchin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - S I Serednyakov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - Yu I Skovpen
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E P Solodov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - K Yu Todyshev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A J Lankford
- University of California at Irvine, Irvine, California 92697, USA
| | - J W Gary
- University of California at Riverside, Riverside, California 92521, USA
| | - O Long
- University of California at Riverside, Riverside, California 92521, USA
| | - A M Eisner
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W S Lockman
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W Panduro Vazquez
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - D S Chao
- California Institute of Technology, Pasadena, California 91125, USA
| | - C H Cheng
- California Institute of Technology, Pasadena, California 91125, USA
| | - B Echenard
- California Institute of Technology, Pasadena, California 91125, USA
| | - K T Flood
- California Institute of Technology, Pasadena, California 91125, USA
| | - D G Hitlin
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Kim
- California Institute of Technology, Pasadena, California 91125, USA
| | - Y Li
- California Institute of Technology, Pasadena, California 91125, USA
| | - T S Miyashita
- California Institute of Technology, Pasadena, California 91125, USA
| | - P Ongmongkolkul
- California Institute of Technology, Pasadena, California 91125, USA
| | - F C Porter
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Röhrken
- California Institute of Technology, Pasadena, California 91125, USA
| | - Z Huard
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - B T Meadows
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | | | - M D Sokoloff
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - L Sun
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - J G Smith
- University of Colorado, Boulder, Colorado 80309, USA
| | - S R Wagner
- University of Colorado, Boulder, Colorado 80309, USA
| | - D Bernard
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - M Verderi
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - C Bozzi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - R Calabrese
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Luppi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R de Sangro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G Finocchiaro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Martellotti
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - I M Peruzzi
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Piccolo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Rotondo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Passaggio
- INFN Sezione di Genova, I-16146 Genova, Italy
| | | | - H M Lacker
- Humboldt-Universität zu Berlin, Institut für Physik, D-12489 Berlin, Germany
| | - B Bhuyan
- Indian Institute of Technology Guwahati, Guwahati, Assam, 781 039, India
| | - U Mallik
- University of Iowa, Iowa City, Iowa 52242, USA
| | - C Chen
- Iowa State University, Ames, Iowa 50011, USA
| | - J Cochran
- Iowa State University, Ames, Iowa 50011, USA
| | - S Prell
- Iowa State University, Ames, Iowa 50011, USA
| | - A V Gritsan
- Johns Hopkins University, Baltimore, Maryland 21218, USA
| | - N Arnaud
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - M Davier
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - F Le Diberder
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - A M Lutz
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - G Wormser
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - D J Lange
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - D M Wright
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - J P Coleman
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - E Gabathuler
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D E Hutchcroft
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D J Payne
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - C Touramanis
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - A J Bevan
- Queen Mary, University of London, London, E1 4NS, United Kingdom
| | - F Di Lodovico
- Queen Mary, University of London, London, E1 4NS, United Kingdom
| | - R Sacco
- Queen Mary, University of London, London, E1 4NS, United Kingdom
| | - G Cowan
- University of London, Royal Holloway and Bedford New College, Egham, Surrey TW20 0EX, United Kingdom
| | - Sw Banerjee
- University of Louisville, Louisville, Kentucky 40292, USA
| | - D N Brown
- University of Louisville, Louisville, Kentucky 40292, USA
| | - C L Davis
- University of Louisville, Louisville, Kentucky 40292, USA
| | - A G Denig
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - W Gradl
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K Griessinger
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - A Hafner
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K R Schubert
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - R J Barlow
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - G D Lafferty
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - R Cenci
- University of Maryland, College Park, Maryland 20742, USA
| | - A Jawahery
- University of Maryland, College Park, Maryland 20742, USA
| | - D A Roberts
- University of Maryland, College Park, Maryland 20742, USA
| | - R Cowan
- Massachusetts Institute of Technology, Laboratory for Nuclear Science, Cambridge, Massachusetts 02139, USA
| | - S H Robertson
- Institute of Particle Physics, Montréal, Québec, Canada H3A 2T8
- McGill University, Montréal, Québec, Canada H3A 2T8
| | - R M Seddon
- McGill University, Montréal, Québec, Canada H3A 2T8
| | - B Dey
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - N Neri
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - F Palombo
- INFN Sezione di Milano, I-20133 Milano, Italy
- Dipartimento di Fisica, Università di Milano, I-20133 Milano, Italy
| | - R Cheaib
- University of Mississippi, University, Mississippi 38677, USA
| | - L Cremaldi
- University of Mississippi, University, Mississippi 38677, USA
| | - R Godang
- University of Mississippi, University, Mississippi 38677, USA
| | - D J Summers
- University of Mississippi, University, Mississippi 38677, USA
| | - P Taras
- Université de Montréal, Physique des Particules, Montréal, Québec, Canada H3C 3J7
| | - G De Nardo
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - C Sciacca
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - G Raven
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, The Netherlands
| | - C P Jessop
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - J M LoSecco
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - K Honscheid
- Ohio State University, Columbus, Ohio 43210, USA
| | - R Kass
- Ohio State University, Columbus, Ohio 43210, USA
| | - A Gaz
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Margoni
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - M Posocco
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - G Simi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - F Simonetto
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - R Stroili
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - S Akar
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - E Ben-Haim
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M Bomben
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G R Bonneaud
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G Calderini
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - J Chauveau
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G Marchiori
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - J Ocariz
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M Biasini
- INFN Sezione di Perugia, I-06123 Perugia, Italy
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - E Manoni
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - A Rossi
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - G Batignani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - S Bettarini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Carpinelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - G Casarosa
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | | | - F Forti
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M A Giorgi
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Lusiani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Scuola Normale Superiore di Pisa, I-56127 Pisa, Italy
| | - B Oberhof
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - E Paoloni
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Rama
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - G Rizzo
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - J J Walsh
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - L Zani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A J S Smith
- Princeton University, Princeton, New Jersey 08544, USA
| | - F Anulli
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - R Faccini
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | | | - F Ferroni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - A Pilloni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - G Piredda
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - C Bünger
- Universität Rostock, D-18051 Rostock, Germany
| | - S Dittrich
- Universität Rostock, D-18051 Rostock, Germany
| | - O Grünberg
- Universität Rostock, D-18051 Rostock, Germany
| | - M Heß
- Universität Rostock, D-18051 Rostock, Germany
| | - T Leddig
- Universität Rostock, D-18051 Rostock, Germany
| | - C Voß
- Universität Rostock, D-18051 Rostock, Germany
| | - R Waldi
- Universität Rostock, D-18051 Rostock, Germany
| | - T Adye
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon, OX11 0QX, United Kingdom
| | - F F Wilson
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon, OX11 0QX, United Kingdom
| | - S Emery
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - G Vasseur
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - D Aston
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Cartaro
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M R Convery
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Dorfan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W Dunwoodie
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M Ebert
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - R C Field
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B G Fulsom
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M T Graham
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Hast
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W R Innes
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - P Kim
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D W G S Leith
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - S Luitz
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D B MacFarlane
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D R Muller
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - H Neal
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B N Ratcliff
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - A Roodman
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M K Sullivan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Va'vra
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W J Wisniewski
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M V Purohit
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - J R Wilson
- University of South Carolina, Columbia, South Carolina 29208, USA
| | | | - S J Sekula
- Southern Methodist University, Dallas, Texas 75275, USA
| | - H Ahmed
- St. Francis Xavier University, Antigonish, Nova Scotia, Canada B2G 2W5
| | - M Bellis
- Stanford University, Stanford, California 94305, USA
| | - P R Burchat
- Stanford University, Stanford, California 94305, USA
| | - E M T Puccio
- Stanford University, Stanford, California 94305, USA
| | - M S Alam
- State University of New York, Albany, New York 12222, USA
| | - J A Ernst
- State University of New York, Albany, New York 12222, USA
| | - R Gorodeisky
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - N Guttman
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - D R Peimer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - A Soffer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - S M Spanier
- University of Tennessee, Knoxville, Tennessee 37996, USA
| | - J L Ritchie
- University of Texas at Austin, Austin, Texas 78712, USA
| | | | - J M Izen
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - X C Lou
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - F Bianchi
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - F De Mori
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - A Filippi
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - D Gamba
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - L Lanceri
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - L Vitale
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | | | - A Oyanguren
- IFIC, Universitat de Valencia-CSIC, E-46071 Valencia, Spain
| | - J Albert
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - A Beaulieu
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - F U Bernlochner
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - G J King
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - R Kowalewski
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - T Lueck
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - I M Nugent
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - J M Roney
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - R J Sobie
- Institute of Particle Physics, Canada V8W 3P6
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - N Tasneem
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - T J Gershon
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - P F Harrison
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - T E Latham
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - R Prepost
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S L Wu
- University of Wisconsin, Madison, Wisconsin 53706, USA
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Ablikim M, Achasov MN, Ahmed S, Albrecht M, Alekseev M, Amoroso A, An FF, An Q, Bai Y, Bakina O, Ferroli RB, Ban Y, Begzsuren K, Bennett DW, Bennett JV, Berger N, Bertani M, Bettoni D, Bianchi F, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chai J, Chang JF, Chang WL, Chelkov G, Chen G, Chen HS, Chen JC, Chen ML, Chen PL, Chen SJ, Chen YB, Cibinetto G, Cossio F, Dai HL, Dai JP, Dbeyssi A, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Dou ZL, Du SX, Duan PF, Fan JZ, Fang J, Fang SS, Fang Y, Farinelli R, Fava L, Fegan S, Feldbauer F, Felici G, Feng CQ, Fritsch M, Fu CD, Fu Y, Gao Q, Gao XL, Gao Y, Gao YG, Gao Z, Garillon B, Garzia I, Gilman A, Goetzen K, Gong L, Gong WX, Gradl W, Greco M, Gu LM, Gu MH, Gu YT, Guo AQ, Guo LB, Guo RP, Guo YP, Guskov A, Haddadi Z, Han S, Hao XQ, Harris FA, He KL, Heinsius FH, Held T, Heng YK, Holtmann T, Hou ZL, Hu HM, Hu JF, Hu T, Hu Y, Huang GS, Huang JS, Huang XT, Huang XZ, Huang ZL, Hussain T, Andersson WI, Irshad M, Ji Q, Ji QP, Ji XB, Ji XL, Jiang XS, Jiang XY, Jiao JB, Jiao Z, Jin DP, Jin S, Jin Y, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XS, Kavatsyuk M, Ke BC, Khan T, Khoukaz A, Kiese P, Kliemt R, Koch L, Kolcu OB, Kopf B, Kornicer M, Kuemmel M, Kuessner M, Kupsc A, Kurth M, Kühn W, Lange JS, Lara M, Larin P, Lavezzi L, Leiber S, Leithoff H, Li C, Li C, Li DM, Li F, Li FY, Li G, Li HB, Li HJ, Li JC, Li JW, Li K, Li L, Li PL, Li PR, Li QY, Li T, Li WD, Li WG, Li XL, Li XN, Li XQ, Li ZB, Liang H, Liang YF, Liang YT, Liao GR, Liao LZ, Libby J, Lin CX, Lin DX, Liu B, Liu BJ, Liu CX, Liu D, Liu DY, Liu FH, Liu F, Liu F, Liu HB, Liu HL, Liu HM, Liu H, Liu H, Liu JB, Liu JY, Liu K, Liu KY, Liu K, Liu Q, Liu SB, Liu X, Liu YB, Liu ZA, Liu Z, Long YF, Lou XC, Lu HJ, Lu JD, Lu JG, Lu Y, Lu YP, Luo CL, Luo MX, Luo XL, Lusso S, Lyu XR, Ma FC, Ma HL, Ma LL, Ma MM, Ma QM, Ma XN, Ma XX, Ma XY, Ma YM, Maas FE, Maggiora M, Malik QA, Mangoni A, Mao YJ, Mao ZP, Marcello S, Meng ZX, Messchendorp JG, Mezzadri G, Min J, Min TJ, Mitchell RE, Mo XH, Mo YJ, Morales CM, Morello G, Muchnoi NY, Muramatsu H, Mustafa A, Nakhoul S, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Olsen SL, Ouyang Q, Pacetti S, Pan Y, Papenbrock M, Patteri P, Pelizaeus M, Pellegrino J, Peng HP, Peters K, Pettersson J, Ping JL, Ping RG, Pitka A, Poling R, Prasad V, Qi HR, Qi M, Qi TY, Qian S, Qiao CF, Qin N, Qin XS, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Richter M, Ripka M, Rolo M, Rong G, Rosner C, Sarantsev A, Savrié M, Schnier C, Schoenning K, Shan W, Shan XY, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Shi X, Song JJ, Song WM, Song XY, Sosio S, Sowa C, Spataro S, Sun GX, Sun JF, Sun L, Sun SS, Sun XH, Sun YJ, Sun YK, Sun YZ, Sun ZJ, Sun ZT, Tan YT, Tang CJ, Tang GY, Tang X, Tapan I, Tiemens M, Tsednee B, Uman I, Varner GS, Wang B, Wang BL, Wang CW, Wang DY, Wang D, Wang K, Wang LL, Wang LS, Wang M, Wang M, Wang P, Wang PL, Wang WP, Wang XF, Wang Y, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZY, Wang Z, Weber T, Wei DH, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu LJ, Wu Z, Xia L, Xia X, Xia Y, Xiao D, Xiao YJ, Xiao ZJ, Xie YG, Xie YH, Xiong XA, Xiu QL, Xu GF, Xu JJ, Xu L, Xu QJ, Xu QN, Xu XP, Yan F, Yan L, Yan WB, Yan WC, Yan YH, Yang HJ, Yang HX, Yang L, Yang SL, Yang YH, Yang YX, Yang Y, Ye M, Ye MH, Yin JH, You ZY, Yu BX, Yu CX, Yuan CZ, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zeng Z, Zhang BX, Zhang BY, Zhang CC, Zhang DH, Zhang HH, Zhang HY, Zhang J, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang SF, Zhang TJ, Zhang XY, Zhang Y, Zhang YH, Zhang YT, Zhang Y, Zhang Y, Zhang Y, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng WJ, Zheng YH, Zhong B, Zhou L, Zhou Q, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhu AN, Zhu J, Zhu J, Zhu K, Zhu KJ, Zhu S, Zhu SH, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zou BS, Zou JH. Determination of the Pseudoscalar Decay Constant f_{D_{s}^{+}} via D_{s}^{+}→μ^{+}ν_{μ}. Phys Rev Lett 2019; 122:071802. [PMID: 30848637 DOI: 10.1103/physrevlett.122.071802] [Citation(s) in RCA: 5] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/27/2018] [Revised: 01/18/2019] [Indexed: 06/09/2023]
Abstract
Using a 3.19 fb^{-1} data sample collected at an e^{+}e^{-} center-of-mass energy of E_{cm}=4.178 GeV with the BESIII detector, we measure the branching fraction of the leptonic decay D_{s}^{+}→μ^{+}ν_{μ} to be B_{D_{s}^{+}→μ^{+}ν_{μ}}=(5.49±0.16_{stat}±0.15_{syst})×10^{-3}. Combining our branching fraction with the masses of the D_{s}^{+} and μ^{+} and the lifetime of the D_{s}^{+}, we determine f_{D_{s}^{+}}|V_{cs}|=246.2±3.6_{stat}±3.5_{syst} MeV. Using the c→s quark mixing matrix element |V_{cs}| determined from a global standard model fit, we evaluate the D_{s}^{+} decay constant f_{D_{s}^{+}}=252.9±3.7_{stat}±3.6_{syst} MeV. Alternatively, using the value of f_{D_{s}^{+}} calculated by lattice quantum chromodynamics, we find |V_{cs}|=0.985±0.014_{stat}±0.014_{syst}. These values of B_{D_{s}^{+}→μ^{+}ν_{μ}}, f_{D_{s}^{+}}|V_{cs}|, f_{D_{s}^{+}} and |V_{cs}| are each the most precise results to date.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - S Ahmed
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Alekseev
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - A Amoroso
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Bai
- Southeast University, Nanjing 211100, People's Republic of China
| | - O Bakina
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - K Begzsuren
- Institute of Physics and Technology, Peace Ave. 54B, Ulaanbaatar 13330, Mongolia
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - N Berger
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - F Bianchi
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - O Cakir
- Ankara University, 06100 Tandogan, Ankara, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S A Cetin
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - J Chai
- INFN, I-10125, Turin, Italy
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - W L Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - P L Chen
- University of South China, Hengyang 421001, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | | | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - J P Dai
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - A Dbeyssi
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Destefanis
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - F De Mori
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z L Dou
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Fan
- Tsinghua University, Beijing 100084, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Farinelli
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
- University of Ferrara, I-44122, Ferrara, Italy
| | - L Fava
- University of Eastern Piedmont, I-15121, Alessandria, Italy
- INFN, I-10125, Turin, Italy
| | - S Fegan
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - F Feldbauer
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - C Q Feng
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - M Fritsch
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Gao
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y G Gao
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z Gao
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - B Garillon
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Garzia
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - A Gilman
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - K Goetzen
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - L Gong
- Nankai University, Tianjin 300071, People's Republic of China
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - L M Gu
- Nanjing University, Nanjing 210093, People's Republic of China
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Y T Gu
- Guangxi University, Nanning 530004, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R P Guo
- Shandong Normal University, Jinan 250014, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - A Guskov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Q Hao
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | | | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - T Holtmann
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J F Hu
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G S Huang
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - X Z Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Z L Huang
- Liaoning University, Shenyang 110036, People's Republic of China
| | - T Hussain
- University of the Punjab, Lahore-54590, Pakistan
| | | | - M Irshad
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X Y Jiang
- Nankai University, Tianjin 300071, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S Jin
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Jin
- University of Jinan, Jinan 250022, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - B C Ke
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Khan
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Khoukaz
- University of Muenster, Wilhelm-Klemm-Str. 9, 48149 Muenster, Germany
| | - P Kiese
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - R Kliemt
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - L Koch
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - O B Kolcu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - M Kuemmel
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kuessner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - M Kurth
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Kühn
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - J S Lange
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | | | - S Leiber
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H Leithoff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C Li
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - Cheng Li
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - F Y Li
- Peking University, Beijing 100871, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - H J Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Li
- Soochow University, Suzhou 215006, People's Republic of China
| | - Ke Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Lei Li
- Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China
| | - P L Li
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - P R Li
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Q Y Li
- Shandong University, Jinan 250100, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - L Z Liao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J Libby
- Indian Institute of Technology Madras, Chennai 600036, India
| | - C X Lin
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Liu
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D Liu
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D Y Liu
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- Guangxi University, Nanning 530004, People's Republic of China
| | - H L Liu
- Southeast University, Nanjing 211100, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Huanhuan Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Huihui Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - J B Liu
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - Ke Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Y F Long
- Peking University, Beijing 100871, People's Republic of China
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J D Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | | | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - M M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X X Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Y M Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - Q A Malik
- University of the Punjab, Lahore-54590, Pakistan
| | - A Mangoni
- INFN and University of Perugia, I-06100, Perugia, Italy
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - Z X Meng
- University of Jinan, Jinan 250022, People's Republic of China
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - G Mezzadri
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - T J Min
- Nanjing University, Nanjing 210093, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
| | - X H Mo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y J Mo
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Morello
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - N Yu Muchnoi
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - A Mustafa
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - S Nakhoul
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Nerling
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - I B Nikolaev
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - Z Ning
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - S Nisar
- COMSATS University Islamabad, Lahore Campus, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
| | - S L Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - S L Olsen
- Seoul National University, Seoul, 151-747 Korea
| | - Q Ouyang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S Pacetti
- INFN and University of Perugia, I-06100, Perugia, Italy
| | - Y Pan
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - M Papenbrock
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - M Pelizaeus
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - J Pellegrino
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - H P Peng
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - J Pettersson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J L Ping
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - A Pitka
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - V Prasad
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - H R Qi
- Beihang University, Beijing 100191, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - T Y Qi
- Beihang University, Beijing 100191, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, Lahore-54590, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Richter
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Rolo
- INFN, I-10125, Turin, Italy
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Ch Rosner
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Savrié
- University of Ferrara, I-44122, Ferrara, Italy
| | - C Schnier
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - W Shan
- Hunan Normal University, Changsha 410081, People's Republic of China
| | - X Y Shan
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - M Shao
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Shi
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - J J Song
- Shandong University, Jinan 250100, People's Republic of China
| | - W M Song
- Shandong University, Jinan 250100, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - C Sowa
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - S Spataro
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Sun
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - L Sun
- Wuhan University, Wuhan 430072, People's Republic of China
| | - S S Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X H Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Sun
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y K Sun
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Z Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Z T Sun
- Indiana University, Bloomington, Indiana 47405, USA
| | - Y T Tan
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C J Tang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - G Y Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - B Tsednee
- Institute of Physics and Technology, Peace Ave. 54B, Ulaanbaatar 13330, Mongolia
| | - I Uman
- Near East University, Nicosia, North Cyprus, Mersin 10, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B L Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - C W Wang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - Dan Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Wang
- Shandong University, Jinan 250100, People's Republic of China
| | - Meng Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W P Wang
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Wang
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y Q Wang
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Z G Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zongyuan Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - T Weber
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Wolke
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - L H Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L J Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - L Xia
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Xia
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Xia
- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z J Xiao
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y G Xie
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Y H Xie
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - X A Xiong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Q L Xiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - G F Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Xu
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Q N Xu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X P Xu
- Soochow University, Suzhou 215006, People's Republic of China
| | - F Yan
- University of South China, Hengyang 421001, People's Republic of China
| | - L Yan
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - W B Yan
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- Beihang University, Beijing 100191, People's Republic of China
| | - Y H Yan
- Hunan University, Changsha 410082, People's Republic of China
| | - H J Yang
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - H X Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - S L Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y H Yang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y X Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - Yifan Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Y You
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - B X Yu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - C X Yu
- Nankai University, Tianjin 300071, People's Republic of China
| | - C Z Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, Lahore-54590, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - Z Zeng
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - C C Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Zhang
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J L Zhang
- Xinyang Normal University, Xinyang 464000, People's Republic of China
| | - J Q Zhang
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - J W Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Zhang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - S F Zhang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - T J Zhang
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Zhang
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Y T Zhang
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Yang Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Yao Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Yu Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Lei Zhao
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Zhao
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Z G Zhao
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - W J Zheng
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - B Zhong
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Q Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X R Zhou
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A N Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J Zhu
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Zhu
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - K Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S H Zhu
- University of Science and Technology Liaoning, Anshan 114051, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y C Zhu
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z A Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J H Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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Lees JP, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Brown DN, Kolomensky YG, Fritsch M, Koch H, Schroeder T, Hearty C, Mattison TS, McKenna JA, So RY, Blinov VE, Buzykaev AR, Druzhinin VP, Golubev VB, Kozyrev EA, Kravchenko EA, Onuchin AP, Serednyakov SI, Skovpen YI, Solodov EP, Todyshev KY, Lankford AJ, Gary JW, Long O, Eisner AM, Lockman WS, Panduro Vazquez W, Chao DS, Cheng CH, Echenard B, Flood KT, Hitlin DG, Kim J, Li Y, Miyashita TS, Ongmongkolkul P, Porter FC, Röhrken M, Huard Z, Meadows BT, Pushpawela BG, Sokoloff MD, Sun L, Smith JG, Wagner SR, Bernard D, Verderi M, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi IM, Piccolo M, Rotondo M, Zallo A, Passaggio S, Patrignani C, Lacker HM, Bhuyan B, Mallik U, Chen C, Cochran J, Prell S, Gritsan AV, Arnaud N, Davier M, Le Diberder F, Lutz AM, Wormser G, Lange DJ, Wright DM, Coleman JP, Gabathuler E, Hutchcroft DE, Payne DJ, Touramanis C, Bevan AJ, Di Lodovico F, Sacco R, Cowan G, Banerjee S, Brown DN, Davis CL, Denig AG, Gradl W, Griessinger K, Hafner A, Schubert KR, Barlow RJ, Lafferty GD, Cenci R, Jawahery A, Roberts DA, Cowan R, Robertson SH, Seddon RM, Dey B, Neri N, Palombo F, Cheaib R, Cremaldi L, Godang R, Summers DJ, Taras P, De Nardo G, Sciacca C, Raven G, Jessop CP, LoSecco JM, Honscheid K, Kass R, Gaz A, Margoni M, Posocco M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud GR, Calderini G, Chauveau J, Marchiori G, Ocariz J, Biasini M, Manoni E, Rossi A, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Chrzaszcz M, Forti F, Giorgi MA, Lusiani A, Oberhof B, Paoloni E, Rama M, Rizzo G, Walsh JJ, Zani L, Smith AJS, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Heß M, Leddig T, Voß C, Waldi R, Adye T, Wilson FF, Emery S, Vasseur G, Aston D, Cartaro C, Convery MR, Dorfan J, Dunwoodie W, Ebert M, Field RC, Fulsom BG, Graham MT, Hast C, Innes WR, Kim P, Leith DWGS, Luitz S, MacFarlane DB, Muller DR, Neal H, Ratcliff BN, Roodman A, Sullivan MK, Va'vra J, Wisniewski WJ, Purohit MV, Wilson JR, Randle-Conde A, Sekula SJ, Ahmed H, Bellis M, Burchat PR, Puccio EMT, Alam MS, Ernst JA, Gorodeisky R, Guttman N, Peimer DR, Soffer A, Spanier SM, Ritchie JL, Schwitters RF, Izen JM, Lou XC, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Albert J, Beaulieu A, Bernlochner FU, King GJ, Kowalewski R, Lueck T, Nugent IM, Roney JM, Sobie RJ, Tasneem N, Gershon TJ, Harrison PF, Latham TE, Prepost R, Wu SL. Search for a Stable Six-Quark State at BABAR. Phys Rev Lett 2019; 122:072002. [PMID: 30848619 DOI: 10.1103/physrevlett.122.072002] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/14/2018] [Revised: 01/24/2019] [Indexed: 06/09/2023]
Abstract
Recent investigations have suggested that the six-quark combination uuddss could be a deeply bound state (S) that has eluded detection so far, and a potential dark matter candidate. We report the first search for a stable, doubly strange six-quark state in ϒ→SΛ[over ¯]Λ[over ¯] decays based on a sample of 90×10^{6}ϒ(2S) and 110×10^{6}ϒ(3S) decays collected by the BABAR experiment. No signal is observed, and 90% confidence level limits on the combined ϒ(2S,3S)→SΛ[over ¯]Λ[over ¯] branching fraction in the range (1.2-1.4)×10^{-7} are derived for m_{S}<2.05 GeV. These bounds set stringent limits on the existence of such exotic particles.
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Affiliation(s)
- J P Lees
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Poireau
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Tisserand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - E Grauges
- Universitat de Barcelona, Facultat de Fisica, Departament ECM, E-08028 Barcelona, Spain
| | - A Palano
- INFN Sezione di Bari and Dipartimento di Fisica, Università di Bari, I-70126 Bari, Italy
| | - G Eigen
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - D N Brown
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - Yu G Kolomensky
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - M Fritsch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - H Koch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - T Schroeder
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - C Hearty
- Institute of Particle Physics, Vancouver, British Columbia, Canada V6T 1Z1
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - T S Mattison
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - J A McKenna
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - R Y So
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - V E Blinov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - A R Buzykaev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
| | - V P Druzhinin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - V B Golubev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kozyrev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kravchenko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A P Onuchin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - S I Serednyakov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - Yu I Skovpen
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E P Solodov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - K Yu Todyshev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A J Lankford
- University of California at Irvine, Irvine, California 92697, USA
| | - J W Gary
- University of California at Riverside, Riverside, California 92521, USA
| | - O Long
- University of California at Riverside, Riverside, California 92521, USA
| | - A M Eisner
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W S Lockman
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W Panduro Vazquez
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - D S Chao
- California Institute of Technology, Pasadena, California 91125, USA
| | - C H Cheng
- California Institute of Technology, Pasadena, California 91125, USA
| | - B Echenard
- California Institute of Technology, Pasadena, California 91125, USA
| | - K T Flood
- California Institute of Technology, Pasadena, California 91125, USA
| | - D G Hitlin
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Kim
- California Institute of Technology, Pasadena, California 91125, USA
| | - Y Li
- California Institute of Technology, Pasadena, California 91125, USA
| | - T S Miyashita
- California Institute of Technology, Pasadena, California 91125, USA
| | - P Ongmongkolkul
- California Institute of Technology, Pasadena, California 91125, USA
| | - F C Porter
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Röhrken
- California Institute of Technology, Pasadena, California 91125, USA
| | - Z Huard
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - B T Meadows
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | | | - M D Sokoloff
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - L Sun
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - J G Smith
- University of Colorado, Boulder, Colorado 80309, USA
| | - S R Wagner
- University of Colorado, Boulder, Colorado 80309, USA
| | - D Bernard
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - M Verderi
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - C Bozzi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - R Calabrese
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Luppi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R de Sangro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G Finocchiaro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Martellotti
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - I M Peruzzi
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Piccolo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Rotondo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Passaggio
- INFN Sezione di Genova, I-16146 Genova, Italy
| | | | - H M Lacker
- Humboldt-Universität zu Berlin, Institut für Physik, D-12489 Berlin, Germany
| | - B Bhuyan
- Indian Institute of Technology Guwahati, Guwahati, Assam, 781 039, India
| | - U Mallik
- University of Iowa, Iowa City, Iowa 52242, USA
| | - C Chen
- Iowa State University, Ames, Iowa 50011, USA
| | - J Cochran
- Iowa State University, Ames, Iowa 50011, USA
| | - S Prell
- Iowa State University, Ames, Iowa 50011, USA
| | - A V Gritsan
- Johns Hopkins University, Baltimore, Maryland 21218, USA
| | - N Arnaud
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - M Davier
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - F Le Diberder
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - A M Lutz
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - G Wormser
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - D J Lange
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - D M Wright
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - J P Coleman
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - E Gabathuler
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D E Hutchcroft
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D J Payne
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - C Touramanis
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - A J Bevan
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - F Di Lodovico
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - R Sacco
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - G Cowan
- University of London, Royal Holloway and Bedford New College, Egham, Surrey TW20 0EX, United Kingdom
| | - Sw Banerjee
- University of Louisville, Louisville, Kentucky 40292, USA
| | - D N Brown
- University of Louisville, Louisville, Kentucky 40292, USA
| | - C L Davis
- University of Louisville, Louisville, Kentucky 40292, USA
| | - A G Denig
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - W Gradl
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K Griessinger
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - A Hafner
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K R Schubert
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - R J Barlow
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - G D Lafferty
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - R Cenci
- University of Maryland, College Park, Maryland 20742, USA
| | - A Jawahery
- University of Maryland, College Park, Maryland 20742, USA
| | - D A Roberts
- University of Maryland, College Park, Maryland 20742, USA
| | - R Cowan
- Massachusetts Institute of Technology, Laboratory for Nuclear Science, Cambridge, Massachusetts 02139, USA
| | - S H Robertson
- Institute of Particle Physics, Montréal, Québec, Canada H3A 2T8
- McGill University, Montréal, Québec, Canada H3A 2T8
| | - R M Seddon
- McGill University, Montréal, Québec, Canada H3A 2T8
| | - B Dey
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - N Neri
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - F Palombo
- INFN Sezione di Milano, I-20133 Milano, Italy
- Dipartimento di Fisica, Università di Milano, I-20133 Milano, Italy
| | - R Cheaib
- University of Mississippi, University, Mississippi 38677, USA
| | - L Cremaldi
- University of Mississippi, University, Mississippi 38677, USA
| | - R Godang
- University of Mississippi, University, Mississippi 38677, USA
| | - D J Summers
- University of Mississippi, University, Mississippi 38677, USA
| | - P Taras
- Université de Montréal, Physique des Particules, Montréal, Québec, Canada H3C 3J7
| | - G De Nardo
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - C Sciacca
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - G Raven
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, Netherlands
| | - C P Jessop
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - J M LoSecco
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - K Honscheid
- Ohio State University, Columbus, Ohio 43210, USA
| | - R Kass
- Ohio State University, Columbus, Ohio 43210, USA
| | - A Gaz
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Margoni
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - M Posocco
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - G Simi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - F Simonetto
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - R Stroili
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - S Akar
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - E Ben-Haim
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M Bomben
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G R Bonneaud
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G Calderini
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - J Chauveau
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G Marchiori
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - J Ocariz
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M Biasini
- INFN Sezione di Perugia, I-06123 Perugia, Italy
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - E Manoni
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - A Rossi
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - G Batignani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - S Bettarini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Carpinelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - G Casarosa
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | | | - F Forti
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M A Giorgi
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Lusiani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Scuola Normale Superiore di Pisa, I-56127 Pisa, Italy
| | - B Oberhof
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - E Paoloni
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Rama
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - G Rizzo
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - J J Walsh
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - L Zani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A J S Smith
- Princeton University, Princeton, New Jersey 08544, USA
| | - F Anulli
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - R Faccini
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | | | - F Ferroni
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - A Pilloni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - G Piredda
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - C Bünger
- Universität Rostock, D-18051 Rostock, Germany
| | - S Dittrich
- Universität Rostock, D-18051 Rostock, Germany
| | - O Grünberg
- Universität Rostock, D-18051 Rostock, Germany
| | - M Heß
- Universität Rostock, D-18051 Rostock, Germany
| | - T Leddig
- Universität Rostock, D-18051 Rostock, Germany
| | - C Voß
- Universität Rostock, D-18051 Rostock, Germany
| | - R Waldi
- Universität Rostock, D-18051 Rostock, Germany
| | - T Adye
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon, OX11 0QX, United Kingdom
| | - F F Wilson
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon, OX11 0QX, United Kingdom
| | - S Emery
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - G Vasseur
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - D Aston
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Cartaro
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M R Convery
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Dorfan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W Dunwoodie
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M Ebert
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - R C Field
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B G Fulsom
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M T Graham
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Hast
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W R Innes
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - P Kim
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D W G S Leith
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - S Luitz
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D B MacFarlane
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D R Muller
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - H Neal
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B N Ratcliff
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - A Roodman
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M K Sullivan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Va'vra
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W J Wisniewski
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M V Purohit
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - J R Wilson
- University of South Carolina, Columbia, South Carolina 29208, USA
| | | | - S J Sekula
- Southern Methodist University, Dallas, Texas 75275, USA
| | - H Ahmed
- St. Francis Xavier University, Antigonish, Nova Scotia, Canada B2G 2W5
| | - M Bellis
- Stanford University, Stanford, California 94305, USA
| | - P R Burchat
- Stanford University, Stanford, California 94305, USA
| | - E M T Puccio
- Stanford University, Stanford, California 94305, USA
| | - M S Alam
- State University of New York, Albany, New York 12222, USA
| | - J A Ernst
- State University of New York, Albany, New York 12222, USA
| | - R Gorodeisky
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - N Guttman
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - D R Peimer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - A Soffer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - S M Spanier
- University of Tennessee, Knoxville, Tennessee 37996, USA
| | - J L Ritchie
- University of Texas at Austin, Austin, Texas 78712, USA
| | | | - J M Izen
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - X C Lou
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - F Bianchi
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - F De Mori
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - A Filippi
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - D Gamba
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - L Lanceri
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - L Vitale
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | | | - A Oyanguren
- IFIC, Universitat de Valencia-CSIC, E-46071 Valencia, Spain
| | - J Albert
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - A Beaulieu
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - F U Bernlochner
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - G J King
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - R Kowalewski
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - T Lueck
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - I M Nugent
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - J M Roney
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - R J Sobie
- Institute of Particle Physics, Victoria, British Columbia, Canada V8W 3P6
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - N Tasneem
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - T J Gershon
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - P F Harrison
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - T E Latham
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - R Prepost
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S L Wu
- University of Wisconsin, Madison, Wisconsin 53706, USA
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Adachi I, Adye T, Ahmed H, Ahn JK, Aihara H, Akar S, Alam MS, Albert J, Anulli F, Arnaud N, Asner DM, Aston D, Atmacan H, Aushev T, Ayad R, Babu V, Badhrees I, Bakich AM, Banerjee S, Bansal V, Barlow RJ, Batignani G, Beaulieu A, Behera P, Bellis M, Ben-Haim E, Bernard D, Bernlochner FU, Bettarini S, Bettoni D, Bevan AJ, Bhardwaj V, Bhuyan B, Bianchi F, Biasini M, Biswal J, Blinov VE, Bomben M, Bondar A, Bonneaud GR, Bozek A, Bozzi C, Bračko M, Browder TE, Brown DN, Brown DN, Bünger C, Burchat PR, Buzykaev AR, Calabrese R, Calcaterra A, Calderini G, Di Carlo S, Carpinelli M, Cartaro C, Casarosa G, Cenci R, Chao DS, Chauveau J, Cheaib R, Chen A, Chen C, Cheng CH, Cheon BG, Chilikin K, Cho K, Choi Y, Choudhury S, Chrzaszcz M, Cibinetto G, Cinabro D, Cochran J, Coleman JP, Convery MR, Cowan G, Cowan R, Cremaldi L, Cunliffe S, Dash N, Davier M, Davis CL, De Mori F, De Nardo G, Denig AG, de Sangro R, Dey B, Di Lodovico F, Dittrich S, Doležal Z, Dorfan J, Drásal Z, Druzhinin VP, Dunwoodie W, Ebert M, Echenard B, Eidelman S, Eigen G, Eisner AM, Emery S, Epifanov D, Ernst JA, Faccini R, Fast JE, Feindt M, Ferber T, Ferrarotto F, Ferroni F, Field RC, Filippi A, Finocchiaro G, Fioravanti E, Flood KT, Forti F, Fritsch M, Fulsom BG, Gabathuler E, Gamba D, Garg R, Garmash A, Gary JW, Garzia I, Gaur V, Gaz A, Gelb M, Gershon TJ, Li Gioi L, Giorgi MA, Giri A, Godang R, Goldenzweig P, Golob B, Golubev VB, Gorodeisky R, Gradl W, Graham MT, Grauges E, Griessinger K, Gritsan AV, Grünberg O, Guan Y, Guido E, Guttman N, Haba J, Hafner A, Hara T, Harrison PF, Hast C, Hayasaka K, Hayashii H, Hearty C, Heck M, Hedges MT, Heß M, Hirose S, Hitlin DG, Honscheid K, Hou WS, Hsu CL, Huard Z, Van Hulse C, Hutchcroft DE, Inami K, Inguglia G, Innes WR, Ishikawa A, Itoh R, Iwasaki M, Iwasaki Y, Izen JM, Jacobs WW, Jawahery A, Jessop CP, Jia S, Jin Y, Joo KK, Julius T, Kaliyar AB, Kang KH, Karyan G, Kass R, Kichimi H, Kim DY, Kim JB, Kim KT, Kim SH, Kim J, Kim P, King GJ, Kinoshita K, Koch H, Kodyš P, Kolomensky YG, Korpar S, Kotchetkov D, Kowalewski R, Kravchenko EA, Križan P, Kroeger R, Krokovny P, Kuhr T, Kulasiri R, Kumita T, Kuzmin A, Kwon YJ, Lacker HM, Lafferty GD, Lanceri L, Lange JS, Lange DJ, Lankford AJ, Latham TE, Leddig T, Le Diberder F, Lee IS, Lee SC, Lees JP, Leith DWGS, Li LK, Li YB, Li Y, Libby J, Liventsev D, Lockman WS, Long O, LoSecco JM, Lou XC, Lubej M, Lueck T, Luitz S, Luo T, Luppi E, Lusiani A, Lutz AM, MacFarlane DB, MacNaughton J, Mallik U, Manoni E, Marchiori G, Margoni M, Martellotti S, Martinez-Vidal F, Masuda M, Matsuda T, Mattison TS, Matvienko D, McKenna JA, Meadows BT, Merola M, Miyabayashi K, Miyashita TS, Miyata H, Mizuk R, Mohanty GB, Moon HK, Mori T, Muller DR, Müller T, Mussa R, Nakano E, Nakao M, Nanut T, Nath KJ, Nayak M, Neal H, Neri N, Nisar NK, Nishida S, Nugent IM, Oberhof B, Ocariz J, Ogawa S, Ongmongkolkul P, Ono H, Onuchin AP, Onuki Y, Oyanguren A, Pakhlov P, Pakhlova G, Pal B, Palano A, Palombo F, Panduro Vazquez W, Paoloni E, Pardi S, Park H, Passaggio S, Patrignani C, Patteri P, Paul S, Pavelkin I, Payne DJ, Pedlar TK, Peimer DR, Peruzzi IM, Pestotnik R, Piccolo M, Piilonen LE, Pilloni A, Piredda G, Poireau V, Popov V, Porter FC, Posocco M, Prell S, Prepost R, Puccio EMT, Purohit MV, Pushpawela BG, Rama M, Randle-Conde A, Ratcliff BN, Raven G, Resmi PK, Ritchie JL, Ritter M, Rizzo G, Roberts DA, Robertson SH, Röhrken M, Roney JM, Roodman A, Rossi A, Rotondo M, Rozanska M, Russo G, Sacco R, Al Said S, Sakai Y, Salehi M, Sandilya S, Santelj L, Santoro V, Sanuki T, Savinov V, Schneider O, Schnell G, Schroeder T, Schubert KR, Schwanda C, Schwartz AJ, Schwitters RF, Sciacca C, Seddon RM, Seino Y, Sekula SJ, Senyo K, Seon O, Serednyakov SI, Sevior ME, Shebalin V, Shen CP, Shibata TA, Shimizu N, Shiu JG, Simi G, Simon F, Simonetto F, Skovpen YI, Smith JG, Smith AJS, So RY, Sobie RJ, Soffer A, Sokoloff MD, Solodov EP, Solovieva E, Spanier SM, Starič M, Stroili R, Sullivan MK, Sumisawa K, Sumiyoshi T, Summers DJ, Sun L, Takizawa M, Tamponi U, Tanida K, Taras P, Tasneem N, Tenchini F, Tisserand V, Todyshevx KY, Touramanis C, Uchida M, Uglov T, Unno Y, Uno S, Vahsen SE, Varner G, Vasseur G, Va'vra J, Červenkov D, Verderi M, Vitale L, Vorobyev V, Voß C, Wagner SR, Waheed E, Waldi R, Walsh JJ, Wang B, Wang CH, Wang MZ, Wang P, Watanabe Y, Wilson FF, Wilson JR, Wisniewski WJ, Won E, Wormser G, Wright DM, Wu SL, Ye H, Yuan CZ, Yusa Y, Zakharov S, Zallo A, Zani L, Zhang ZP, Zhilich V, Zhukova V, Zhulanov V, Zupanc A. First Evidence for cos2β>0 and Resolution of the Cabibbo-Kobayashi-Maskawa Quark-Mixing Unitarity Triangle Ambiguity. Phys Rev Lett 2018; 121:261801. [PMID: 30636113 DOI: 10.1103/physrevlett.121.261801] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/17/2018] [Revised: 08/22/2018] [Indexed: 06/09/2023]
Abstract
We present first evidence that the cosine of the CP-violating weak phase 2β is positive, and hence exclude trigonometric multifold solutions of the Cabibbo-Kobayashi-Maskawa (CKM) Unitarity Triangle using a time-dependent Dalitz plot analysis of B^{0}→D^{(*)}h^{0} with D→K_{S}^{0}π^{+}π^{-} decays, where h^{0}∈{π^{0},η,ω} denotes a light unflavored and neutral hadron. The measurement is performed combining the final data sets of the BABAR and Belle experiments collected at the ϒ(4S) resonance at the asymmetric-energy B factories PEP-II at SLAC and KEKB at KEK, respectively. The data samples contain (471±3)×10^{6}BB[over ¯] pairs recorded by the BABAR detector and (772±11)×10^{6}BB[over ¯] pairs recorded by the Belle detector. The results of the measurement are sin2β=0.80±0.14(stat)±0.06(syst)±0.03(model) and cos2β=0.91±0.22(stat)±0.09(syst)±0.07(model). The result for the direct measurement of the angle β of the CKM Unitarity Triangle is β=[22.5±4.4(stat)±1.2(syst)±0.6(model)]°. The measurement assumes no direct CP violation in B^{0}→D^{(*)}h^{0} decays. The quoted model uncertainties are due to the composition of the D^{0}→K_{S}^{0}π^{+}π^{-} decay amplitude model, which is newly established by performing a Dalitz plot amplitude analysis using a high-statistics e^{+}e^{-}→cc[over ¯] data sample. CP violation is observed in B^{0}→D^{(*)}h^{0} decays at the level of 5.1 standard deviations. The significance for cos2β>0 is 3.7 standard deviations. The trigonometric multifold solution π/2-β=(68.1±0.7)° is excluded at the level of 7.3 standard deviations. The measurement resolves an ambiguity in the determination of the apex of the CKM Unitarity Triangle.
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Affiliation(s)
- I Adachi
- SOKENDAI (The Graduate University for Advanced Studies), Hayama 240-0193, Japan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - T Adye
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon, OX11 0QX, United Kingdom
| | - H Ahmed
- St. Francis Xavier University, Antigonish, Nova Scotia, Canada B2G 2W5
| | - J K Ahn
- Korea University, Seoul 136-713, South Korea
| | - H Aihara
- Department of Physics, University of Tokyo, Tokyo 113-0033, Japan
| | - S Akar
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M S Alam
- State University of New York, Albany, New York 12222, USA
| | - J Albert
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - F Anulli
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - N Arnaud
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - D M Asner
- Brookhaven National Laboratory, Upton, New York 11973, USA
| | - D Aston
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - H Atmacan
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - T Aushev
- Moscow Institute of Physics and Technology, Moscow Region 141700, Russian Federation
| | - R Ayad
- Department of Physics, Faculty of Science, University of Tabuk, Tabuk 71451, Kingdom of Saudi Arabia
| | - V Babu
- Tata Institute of Fundamental Research, Mumbai 400005, India
| | - I Badhrees
- King Abdulaziz City for Science and Technology, Riyadh 11442, Kingdom of Saudi Arabia
- Department of Physics, Faculty of Science, University of Tabuk, Tabuk 71451, Kingdom of Saudi Arabia
| | - A M Bakich
- School of Physics, University of Sydney, New South Wales 2006, Australia
| | - Sw Banerjee
- University of Louisville, Louisville, Kentucky 40292, USA
| | - V Bansal
- Pacific Northwest National Laboratory, Richland, Washington 99352, USA
| | - R J Barlow
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - G Batignani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Beaulieu
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - P Behera
- Indian Institute of Technology Madras, Chennai 600036, India
| | - M Bellis
- Stanford University, Stanford, California 94305, USA
| | - E Ben-Haim
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - D Bernard
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - F U Bernlochner
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - S Bettarini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A J Bevan
- Queen Mary, University of London, London, E1 4NS, United Kingdom
| | - V Bhardwaj
- Indian Institute of Science Education and Research Mohali, SAS Nagar, 140306, India
| | - B Bhuyan
- Indian Institute of Technology Guwahati, Assam 781039, India
| | - F Bianchi
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - M Biasini
- INFN Sezione di Perugia, I-06123 Perugia, Italy
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - J Biswal
- J. Stefan Institute, 1000 Ljubljana, Slovenia
| | - V E Blinov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
- Novosibirsk State Technical University, Novosibirsk 630092, Russian Federation
| | - M Bomben
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - A Bondar
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - G R Bonneaud
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - A Bozek
- H. Niewodniczanski Institute of Nuclear Physics, Krakow 31-342, Poland
| | - C Bozzi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - M Bračko
- J. Stefan Institute, 1000 Ljubljana, Slovenia
- University of Maribor, 2000 Maribor, Slovenia
| | - T E Browder
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - D N Brown
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - D N Brown
- University of Louisville, Louisville, Kentucky 40292, USA
| | - C Bünger
- Universität Rostock, D-18051 Rostock, Germany
| | - P R Burchat
- Stanford University, Stanford, California 94305, USA
| | - A R Buzykaev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
| | - R Calabrese
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G Calderini
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - S Di Carlo
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - M Carpinelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - C Cartaro
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - G Casarosa
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - R Cenci
- University of Maryland, College Park, Maryland 20742, USA
| | - D S Chao
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Chauveau
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - R Cheaib
- University of Mississippi, University, Mississippi 38677, USA
| | - A Chen
- National Central University, Chung-li 32054, Taiwan
| | - C Chen
- Iowa State University, Ames, Iowa 50011, USA
| | - C H Cheng
- California Institute of Technology, Pasadena, California 91125, USA
| | - B G Cheon
- Hanyang University, Seoul 133-791, South Korea
| | - K Chilikin
- P.N. Lebedev Physical Institute of the Russian Academy of Sciences, Moscow 119991, Russian Federation
| | - K Cho
- Korea Institute of Science and Technology Information, Daejeon 305-806, South Korea
| | - Y Choi
- Sungkyunkwan University, Suwon 440-746, South Korea
| | - S Choudhury
- Indian Institute of Technology Hyderabad, Telangana 502285, India
| | | | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - D Cinabro
- Wayne State University, Detroit, Michigan 48202, USA
| | - J Cochran
- Iowa State University, Ames, Iowa 50011, USA
| | - J P Coleman
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - M R Convery
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - G Cowan
- University of London, Royal Holloway and Bedford New College, Egham, Surrey TW20 0EX, United Kingdom
| | - R Cowan
- Massachusetts Institute of Technology, Laboratory for Nuclear Science, Cambridge, Massachusetts 02139, USA
| | - L Cremaldi
- University of Mississippi, University, Mississippi 38677, USA
| | - S Cunliffe
- Deutsches Elektronen-Synchrotron, 22607 Hamburg, Germany
| | - N Dash
- Indian Institute of Technology Bhubaneswar, Satya Nagar 751007, India
| | - M Davier
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - C L Davis
- University of Louisville, Louisville, Kentucky 40292, USA
| | - F De Mori
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - G De Nardo
- INFN Sezione di Napoli, I-80126 Napoli, Italy
- Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - A G Denig
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - R de Sangro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - B Dey
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - F Di Lodovico
- Queen Mary, University of London, London, E1 4NS, United Kingdom
| | - S Dittrich
- Universität Rostock, D-18051 Rostock, Germany
| | - Z Doležal
- Faculty of Mathematics and Physics, Charles University, 121 16 Prague, Czech Republic
| | - J Dorfan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - Z Drásal
- Faculty of Mathematics and Physics, Charles University, 121 16 Prague, Czech Republic
| | - V P Druzhinin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - W Dunwoodie
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M Ebert
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B Echenard
- California Institute of Technology, Pasadena, California 91125, USA
| | - S Eidelman
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - G Eigen
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - A M Eisner
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - S Emery
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - D Epifanov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - J A Ernst
- State University of New York, Albany, New York 12222, USA
| | - R Faccini
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - J E Fast
- Pacific Northwest National Laboratory, Richland, Washington 99352, USA
| | - M Feindt
- Institut für Experimentelle Teilchenphysik, Karlsruher Institut für Technologie, 76131 Karlsruhe, Germany
| | - T Ferber
- Deutsches Elektronen-Synchrotron, 22607 Hamburg, Germany
| | | | - F Ferroni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - R C Field
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - A Filippi
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - G Finocchiaro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - K T Flood
- California Institute of Technology, Pasadena, California 91125, USA
| | - F Forti
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Fritsch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - B G Fulsom
- Pacific Northwest National Laboratory, Richland, Washington 99352, USA
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - E Gabathuler
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D Gamba
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - R Garg
- Panjab University, Chandigarh 160014, India
| | - A Garmash
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - J W Gary
- University of California at Riverside, Riverside, California 92521, USA
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - V Gaur
- Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061, USA
| | - A Gaz
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Gelb
- Institut für Experimentelle Teilchenphysik, Karlsruher Institut für Technologie, 76131 Karlsruhe, Germany
| | - T J Gershon
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - L Li Gioi
- Max-Planck-Institut für Physik, 80805 München, Germany
| | - M A Giorgi
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Giri
- Indian Institute of Technology Hyderabad, Telangana 502285, India
| | - R Godang
- University of Mississippi, University, Mississippi 38677, USA
| | - P Goldenzweig
- Institut für Experimentelle Teilchenphysik, Karlsruher Institut für Technologie, 76131 Karlsruhe, Germany
| | - B Golob
- J. Stefan Institute, 1000 Ljubljana, Slovenia
- Faculty of Mathematics and Physics, University of Ljubljana, 1000 Ljubljana, Slovenia
| | - V B Golubev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - R Gorodeisky
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - W Gradl
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - M T Graham
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - E Grauges
- Universitat de Barcelona, Facultat de Fisica, Departament ECM, E-08028 Barcelona, Spain
| | - K Griessinger
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - A V Gritsan
- Johns Hopkins University, Baltimore, Maryland 21218, USA
| | - O Grünberg
- Universität Rostock, D-18051 Rostock, Germany
| | - Y Guan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
- Indiana University, Bloomington, Indiana 47408, USA
| | - E Guido
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - N Guttman
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - J Haba
- SOKENDAI (The Graduate University for Advanced Studies), Hayama 240-0193, Japan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - A Hafner
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - T Hara
- SOKENDAI (The Graduate University for Advanced Studies), Hayama 240-0193, Japan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - P F Harrison
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - C Hast
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - K Hayasaka
- Niigata University, Niigata 950-2181, Japan
| | - H Hayashii
- Nara Women's University, Nara 630-8506, Japan
| | - C Hearty
- Institute of Particle Physics, Vancouver, British Columbia, Canada V6T 1Z1
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - M Heck
- Institut für Experimentelle Teilchenphysik, Karlsruher Institut für Technologie, 76131 Karlsruhe, Germany
| | - M T Hedges
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - M Heß
- Universität Rostock, D-18051 Rostock, Germany
| | - S Hirose
- Graduate School of Science, Nagoya University, Nagoya 464-8602, Japan
| | - D G Hitlin
- California Institute of Technology, Pasadena, California 91125, USA
| | - K Honscheid
- Ohio State University, Columbus, Ohio 43210, USA
| | - W-S Hou
- Department of Physics, National Taiwan University, Taipei 10617, Taiwan
| | - C-L Hsu
- School of Physics, University of Melbourne, Victoria 3010, Australia
| | - Z Huard
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - C Van Hulse
- University of the Basque Country UPV/EHU, 48080 Bilbao, Spain
| | - D E Hutchcroft
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - K Inami
- Graduate School of Science, Nagoya University, Nagoya 464-8602, Japan
| | - G Inguglia
- Deutsches Elektronen-Synchrotron, 22607 Hamburg, Germany
| | - W R Innes
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - A Ishikawa
- Department of Physics, Tohoku University, Sendai 980-8578, Japan
| | - R Itoh
- SOKENDAI (The Graduate University for Advanced Studies), Hayama 240-0193, Japan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - M Iwasaki
- Osaka City University, Osaka 558-8585, Japan
| | - Y Iwasaki
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - J M Izen
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - W W Jacobs
- Indiana University, Bloomington, Indiana 47408, USA
| | - A Jawahery
- University of Maryland, College Park, Maryland 20742, USA
| | - C P Jessop
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - S Jia
- Beihang University, Beijing 100191, China
| | - Y Jin
- Department of Physics, University of Tokyo, Tokyo 113-0033, Japan
| | - K K Joo
- Chonnam National University, Kwangju 660-701, South Korea
| | - T Julius
- School of Physics, University of Melbourne, Victoria 3010, Australia
| | - A B Kaliyar
- Indian Institute of Technology Madras, Chennai 600036, India
| | - K H Kang
- Kyungpook National University, Daegu 702-701, South Korea
| | - G Karyan
- Deutsches Elektronen-Synchrotron, 22607 Hamburg, Germany
| | - R Kass
- Ohio State University, Columbus, Ohio 43210, USA
| | - H Kichimi
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - D Y Kim
- Soongsil University, Seoul 156-743, South Korea
| | - J B Kim
- Korea University, Seoul 136-713, South Korea
| | - K T Kim
- Korea University, Seoul 136-713, South Korea
| | - S H Kim
- Hanyang University, Seoul 133-791, South Korea
| | - J Kim
- California Institute of Technology, Pasadena, California 91125, USA
| | - P Kim
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - G J King
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - K Kinoshita
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - H Koch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - P Kodyš
- Faculty of Mathematics and Physics, Charles University, 121 16 Prague, Czech Republic
| | - Yu G Kolomensky
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - S Korpar
- J. Stefan Institute, 1000 Ljubljana, Slovenia
- University of Maribor, 2000 Maribor, Slovenia
| | - D Kotchetkov
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - R Kowalewski
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - E A Kravchenko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - P Križan
- J. Stefan Institute, 1000 Ljubljana, Slovenia
- Faculty of Mathematics and Physics, University of Ljubljana, 1000 Ljubljana, Slovenia
| | - R Kroeger
- University of Mississippi, University, Mississippi 38677, USA
| | - P Krokovny
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - T Kuhr
- Ludwig Maximilians University, 80539 Munich, Germany
| | - R Kulasiri
- Kennesaw State University, Kennesaw, Georgia 30144, USA
| | - T Kumita
- Tokyo Metropolitan University, Tokyo 192-0397, Japan
| | - A Kuzmin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - Y-J Kwon
- Yonsei University, Seoul 120-749, South Korea
| | - H M Lacker
- Humboldt-Universität zu Berlin, Institut für Physik, D-12489 Berlin, Germany
| | - G D Lafferty
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - L Lanceri
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - J S Lange
- Justus-Liebig-Universität Gießen, 35392 Gießen, Germany
| | - D J Lange
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - A J Lankford
- University of California at Irvine, Irvine, California 92697, USA
| | - T E Latham
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - T Leddig
- Universität Rostock, D-18051 Rostock, Germany
| | - F Le Diberder
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - I S Lee
- Hanyang University, Seoul 133-791, South Korea
| | - S C Lee
- Kyungpook National University, Daegu 702-701, South Korea
| | - J P Lees
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - D W G S Leith
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - L K Li
- Institute of High Energy Physics, Chinese Academy of Sciences, Beijing 100049, China
| | - Y B Li
- Peking University, Beijing 100871, China
| | - Y Li
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Libby
- Indian Institute of Technology Madras, Chennai 600036, India
| | - D Liventsev
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
- Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061, USA
| | - W S Lockman
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - O Long
- University of California at Riverside, Riverside, California 92521, USA
| | - J M LoSecco
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - X C Lou
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - M Lubej
- J. Stefan Institute, 1000 Ljubljana, Slovenia
| | - T Lueck
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - S Luitz
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - T Luo
- Key Laboratory of Nuclear Physics and Ion-Beam Application (MOE) and Institute of Modern Physics, Fudan University, Shanghai 200443, China
| | - E Luppi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - A Lusiani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Scuola Normale Superiore di Pisa, I-56127 Pisa, Italy
| | - A M Lutz
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - D B MacFarlane
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J MacNaughton
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - U Mallik
- University of Iowa, Iowa City, Iowa 52242, USA
| | - E Manoni
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - G Marchiori
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M Margoni
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - S Martellotti
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | | | - M Masuda
- Earthquake Research Institute, University of Tokyo, Tokyo 113-0032, Japan
| | - T Matsuda
- University of Miyazaki, Miyazaki 889-2192, Japan
| | - T S Mattison
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - D Matvienko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - J A McKenna
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - B T Meadows
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - M Merola
- INFN Sezione di Napoli, I-80126 Napoli, Italy
- Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | | | - T S Miyashita
- California Institute of Technology, Pasadena, California 91125, USA
| | - H Miyata
- Niigata University, Niigata 950-2181, Japan
| | - R Mizuk
- P.N. Lebedev Physical Institute of the Russian Academy of Sciences, Moscow 119991, Russian Federation
- Moscow Physical Engineering Institute, Moscow 115409, Russian Federation
- Moscow Institute of Physics and Technology, Moscow Region 141700, Russian Federation
| | - G B Mohanty
- Tata Institute of Fundamental Research, Mumbai 400005, India
| | - H K Moon
- Korea University, Seoul 136-713, South Korea
| | - T Mori
- Graduate School of Science, Nagoya University, Nagoya 464-8602, Japan
| | - D R Muller
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - T Müller
- Institut für Experimentelle Teilchenphysik, Karlsruher Institut für Technologie, 76131 Karlsruhe, Germany
| | - R Mussa
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - E Nakano
- Osaka City University, Osaka 558-8585, Japan
| | - M Nakao
- SOKENDAI (The Graduate University for Advanced Studies), Hayama 240-0193, Japan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - T Nanut
- J. Stefan Institute, 1000 Ljubljana, Slovenia
| | - K J Nath
- Indian Institute of Technology Guwahati, Assam 781039, India
| | - M Nayak
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
- Wayne State University, Detroit, Michigan 48202, USA
| | - H Neal
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - N Neri
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - N K Nisar
- University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
| | - S Nishida
- SOKENDAI (The Graduate University for Advanced Studies), Hayama 240-0193, Japan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - I M Nugent
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - B Oberhof
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - J Ocariz
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - S Ogawa
- Toho University, Funabashi 274-8510, Japan
| | - P Ongmongkolkul
- California Institute of Technology, Pasadena, California 91125, USA
| | - H Ono
- Nippon Dental University, Niigata 951-8580, Japan
- Niigata University, Niigata 950-2181, Japan
| | - A P Onuchin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
- Novosibirsk State Technical University, Novosibirsk 630092, Russian Federation
| | - Y Onuki
- Department of Physics, University of Tokyo, Tokyo 113-0033, Japan
| | - A Oyanguren
- IFIC, Universitat de Valencia-CSIC, E-46071 Valencia, Spain
| | - P Pakhlov
- P.N. Lebedev Physical Institute of the Russian Academy of Sciences, Moscow 119991, Russian Federation
- Moscow Physical Engineering Institute, Moscow 115409, Russian Federation
| | - G Pakhlova
- P.N. Lebedev Physical Institute of the Russian Academy of Sciences, Moscow 119991, Russian Federation
- Moscow Institute of Physics and Technology, Moscow Region 141700, Russian Federation
| | - B Pal
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - A Palano
- INFN Sezione di Bari and Dipartimento di Fisica, Università di Bari, I-70126 Bari, Italy
| | - F Palombo
- INFN Sezione di Milano, I-20133 Milano, Italy
- Dipartimento di Fisica, Università di Milano, I-20133 Milano, Italy
| | - W Panduro Vazquez
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - E Paoloni
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - S Pardi
- INFN Sezione di Napoli, I-80126 Napoli, Italy
| | - H Park
- Kyungpook National University, Daegu 702-701, South Korea
| | - S Passaggio
- INFN Sezione di Genova, I-16146 Genova, Italy
| | | | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Paul
- Department of Physics, Technische Universität München, 85748 Garching, Germany
| | - I Pavelkin
- Moscow Institute of Physics and Technology, Moscow Region 141700, Russian Federation
| | - D J Payne
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - T K Pedlar
- Luther College, Decorah, Iowa 52101, USA
| | - D R Peimer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - I M Peruzzi
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R Pestotnik
- J. Stefan Institute, 1000 Ljubljana, Slovenia
| | - M Piccolo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - L E Piilonen
- Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061, USA
| | - A Pilloni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - G Piredda
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - V Poireau
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Popov
- P.N. Lebedev Physical Institute of the Russian Academy of Sciences, Moscow 119991, Russian Federation
- Moscow Institute of Physics and Technology, Moscow Region 141700, Russian Federation
| | - F C Porter
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Posocco
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - S Prell
- Iowa State University, Ames, Iowa 50011, USA
| | - R Prepost
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - E M T Puccio
- Stanford University, Stanford, California 94305, USA
| | - M V Purohit
- University of South Carolina, Columbia, South Carolina 29208, USA
| | | | - M Rama
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | | | - B N Ratcliff
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - G Raven
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, The Netherlands
| | - P K Resmi
- Indian Institute of Technology Madras, Chennai 600036, India
| | - J L Ritchie
- University of Texas at Austin, Austin, Texas 78712, USA
| | - M Ritter
- Ludwig Maximilians University, 80539 Munich, Germany
| | - G Rizzo
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - D A Roberts
- University of Maryland, College Park, Maryland 20742, USA
| | - S H Robertson
- Institute of Particle Physics, Montréal, Québec, Canada H3A 2T8
- McGill University, Montréal, Québec, Canada H3A 2T8
| | - M Röhrken
- California Institute of Technology, Pasadena, California 91125, USA
- Institut für Experimentelle Teilchenphysik, Karlsruher Institut für Technologie, 76131 Karlsruhe, Germany
| | - J M Roney
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - A Roodman
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - A Rossi
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - M Rotondo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Rozanska
- H. Niewodniczanski Institute of Nuclear Physics, Krakow 31-342, Poland
| | - G Russo
- INFN Sezione di Napoli, I-80126 Napoli, Italy
| | - R Sacco
- Queen Mary, University of London, London, E1 4NS, United Kingdom
| | - S Al Said
- Department of Physics, Faculty of Science, King Abdulaziz University, Jeddah 21589, Kingdom of Saudi Arabia
- Department of Physics, Faculty of Science, University of Tabuk, Tabuk 71451, Kingdom of Saudi Arabia
| | - Y Sakai
- SOKENDAI (The Graduate University for Advanced Studies), Hayama 240-0193, Japan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - M Salehi
- Ludwig Maximilians University, 80539 Munich, Germany
- University of Malaya, 50603 Kuala Lumpur, Malaysia
| | - S Sandilya
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - L Santelj
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - T Sanuki
- Department of Physics, Tohoku University, Sendai 980-8578, Japan
| | - V Savinov
- University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
| | - O Schneider
- École Polytechnique Fédérale de Lausanne (EPFL), Lausanne 1015, Switzerland
| | - G Schnell
- University of the Basque Country UPV/EHU, 48080 Bilbao, Spain
- IKERBASQUE, Basque Foundation for Science, 48013 Bilbao, Spain
| | - T Schroeder
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - K R Schubert
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - C Schwanda
- Institute of High Energy Physics, Vienna 1050, Austria
| | - A J Schwartz
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | | | - C Sciacca
- INFN Sezione di Napoli, I-80126 Napoli, Italy
- Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - R M Seddon
- McGill University, Montréal, Québec, Canada H3A 2T8
| | - Y Seino
- Niigata University, Niigata 950-2181, Japan
| | - S J Sekula
- Southern Methodist University, Dallas, Texas 75275, USA
| | - K Senyo
- Yamagata University, Yamagata 990-8560, Japan
| | - O Seon
- Graduate School of Science, Nagoya University, Nagoya 464-8602, Japan
| | - S I Serednyakov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - M E Sevior
- School of Physics, University of Melbourne, Victoria 3010, Australia
| | - V Shebalin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - C P Shen
- Beihang University, Beijing 100191, China
| | - T-A Shibata
- Tokyo Institute of Technology, Tokyo 152-8550, Japan
| | - N Shimizu
- Department of Physics, University of Tokyo, Tokyo 113-0033, Japan
| | - J-G Shiu
- Department of Physics, National Taiwan University, Taipei 10617, Taiwan
| | - G Simi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - F Simon
- Max-Planck-Institut für Physik, 80805 München, Germany
- Excellence Cluster Universe, Technische Universität München, 85748 Garching, Germany
| | - F Simonetto
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - Yu I Skovpen
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - J G Smith
- University of Colorado, Boulder, Colorado 80309, USA
| | - A J S Smith
- Princeton University, Princeton, New Jersey 08544, USA
| | - R Y So
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - R J Sobie
- Institute of Particle Physics, Victoria, British Columbia, Canada V8W 3P6
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - A Soffer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - M D Sokoloff
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - E P Solodov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - E Solovieva
- P.N. Lebedev Physical Institute of the Russian Academy of Sciences, Moscow 119991, Russian Federation
- Moscow Institute of Physics and Technology, Moscow Region 141700, Russian Federation
| | - S M Spanier
- University of Tennessee, Knoxville, Tennessee 37996, USA
| | - M Starič
- J. Stefan Institute, 1000 Ljubljana, Slovenia
| | - R Stroili
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - M K Sullivan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - K Sumisawa
- SOKENDAI (The Graduate University for Advanced Studies), Hayama 240-0193, Japan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - T Sumiyoshi
- Tokyo Metropolitan University, Tokyo 192-0397, Japan
| | - D J Summers
- University of Mississippi, University, Mississippi 38677, USA
| | - L Sun
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - M Takizawa
- J-PARC Branch, KEK Theory Center, High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
- Theoretical Research Division, Nishina Center, RIKEN, Saitama 351-0198, Japan
- Showa Pharmaceutical University, Tokyo 194-8543, Japan
| | - U Tamponi
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - K Tanida
- Advanced Science Research Center, Japan Atomic Energy Agency, Naka 319-1195, Japan
| | - P Taras
- Université de Montréal, Physique des Particules, Montréal, Québec, Canada H3C 3J7
| | - N Tasneem
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - F Tenchini
- School of Physics, University of Melbourne, Victoria 3010, Australia
| | - V Tisserand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - K Yu Todyshevx
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - C Touramanis
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - M Uchida
- Tokyo Institute of Technology, Tokyo 152-8550, Japan
| | - T Uglov
- P.N. Lebedev Physical Institute of the Russian Academy of Sciences, Moscow 119991, Russian Federation
- Moscow Institute of Physics and Technology, Moscow Region 141700, Russian Federation
| | - Y Unno
- Hanyang University, Seoul 133-791, South Korea
| | - S Uno
- SOKENDAI (The Graduate University for Advanced Studies), Hayama 240-0193, Japan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - S E Vahsen
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - G Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - G Vasseur
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - J Va'vra
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D Červenkov
- Faculty of Mathematics and Physics, Charles University, 121 16 Prague, Czech Republic
| | - M Verderi
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - L Vitale
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - V Vorobyev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - C Voß
- Universität Rostock, D-18051 Rostock, Germany
| | - S R Wagner
- University of Colorado, Boulder, Colorado 80309, USA
| | - E Waheed
- School of Physics, University of Melbourne, Victoria 3010, Australia
| | - R Waldi
- Universität Rostock, D-18051 Rostock, Germany
| | - J J Walsh
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - B Wang
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - C H Wang
- National United University, Miao Li 36003, Taiwan
| | - M-Z Wang
- Department of Physics, National Taiwan University, Taipei 10617, Taiwan
| | - P Wang
- Institute of High Energy Physics, Chinese Academy of Sciences, Beijing 100049, China
| | - Y Watanabe
- Kanagawa University, Yokohama 221-8686, Japan
| | - F F Wilson
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon, OX11 0QX, United Kingdom
| | - J R Wilson
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - W J Wisniewski
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - E Won
- Korea University, Seoul 136-713, South Korea
| | - G Wormser
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - D M Wright
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - S L Wu
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - H Ye
- Deutsches Elektronen-Synchrotron, 22607 Hamburg, Germany
| | - C Z Yuan
- Institute of High Energy Physics, Chinese Academy of Sciences, Beijing 100049, China
| | - Y Yusa
- Niigata University, Niigata 950-2181, Japan
| | - S Zakharov
- P.N. Lebedev Physical Institute of the Russian Academy of Sciences, Moscow 119991, Russian Federation
- Moscow Institute of Physics and Technology, Moscow Region 141700, Russian Federation
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - L Zani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, China
| | - V Zhilich
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - V Zhukova
- P.N. Lebedev Physical Institute of the Russian Academy of Sciences, Moscow 119991, Russian Federation
- Moscow Physical Engineering Institute, Moscow 115409, Russian Federation
| | - V Zhulanov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - A Zupanc
- J. Stefan Institute, 1000 Ljubljana, Slovenia
- Faculty of Mathematics and Physics, University of Ljubljana, 1000 Ljubljana, Slovenia
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Ablikim M, Achasov MN, Ahmed S, Albrecht M, Alekseev M, Amoroso A, An FF, An Q, Bai JZ, Bai Y, Bakina O, Baldini Ferroli R, Ban Y, Bennett DW, Bennett JV, Berger N, Bertani M, Bettoni D, Bian JM, Bianchi F, Boger E, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chai J, Chang JF, Chelkov G, Chen G, Chen HS, Chen JC, Chen ML, Chen PL, Chen SJ, Chen XR, Chen YB, Chu XK, Cibinetto G, Dai HL, Dai JP, Dbeyssi A, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Dou ZL, Du SX, Duan PF, Fang J, Fang SS, Fang X, Fang Y, Farinelli R, Fava L, Fegan S, Feldbauer F, Felici G, Feng CQ, Fioravanti E, Fritsch M, Fu CD, Gao Q, Gao XL, Gao Y, Gao YG, Gao Z, Garillon B, Garzia I, Goetzen K, Gong L, Gong WX, Gradl W, Greco M, Gu MH, Gu S, Gu YT, Guo AQ, Guo LB, Guo RP, Guo YP, Haddadi Z, Han S, Hao XQ, Harris FA, He KL, He XQ, Heinsius FH, Held T, Heng YK, Holtmann T, Hou ZL, Hu C, Hu HM, Hu T, Hu Y, Huang GS, Huang JS, Huang XT, Huang XZ, Huang ZL, Hussain T, Ikegami Andersson W, Ji Q, Ji QP, Ji XB, Ji XL, Jiang XS, Jiang XY, Jiao JB, Jiao Z, Jin DP, Jin S, Jin Y, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XL, Kang XS, Kavatsyuk M, Ke BC, Khan T, Khoukaz A, Kiese P, Kliemt R, Koch L, Kolcu OB, Kopf B, Kornicer M, Kuemmel M, Kuessner M, Kuhlmann M, Kupsc A, Kühn W, Lange JS, Lara M, Larin P, Lavezzi L, Leiber S, Leithoff H, Leng C, Li C, Li C, Li DM, Li F, Li FY, Li G, Li HB, Li HJ, Li JC, Li KJ, Li K, Li K, Li L, Li PL, Li PR, Li QY, Li T, Li WD, Li WG, Li XL, Li XN, Li XQ, Li ZB, Liang H, Liang YF, Liang YT, Liao GR, Lin DX, Liu B, Liu BJ, Liu CX, Liu D, Liu FH, Liu F, Liu F, Liu HB, Liu HM, Liu H, Liu H, Liu JB, Liu JY, Liu K, Liu KY, Liu K, Liu LD, Liu PL, Liu Q, Liu SB, Liu X, Liu YB, Liu ZA, Liu Z, Long YF, Lou XC, Lu HJ, Lu JG, Lu Y, Lu YP, Luo CL, Luo MX, Luo XL, Lyu XR, Ma FC, Ma HL, Ma LL, Ma MM, Ma QM, Ma T, Ma XN, Ma XY, Ma YM, Maas FE, Maggiora M, Malik QA, Mao YJ, Mao ZP, Marcello S, Meng ZX, Messchendorp JG, Mezzadri G, Min J, Min TJ, Mitchell RE, Mo XH, Mo YJ, Morales Morales C, Morello G, Muchnoi NY, Muramatsu H, Mustafa A, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Niu XY, Olsen SL, Ouyang Q, Pacetti S, Pan Y, Papenbrock M, Patteri P, Pelizaeus M, Pellegrino J, Peng HP, Peters K, Pettersson J, Ping JL, Ping RG, Pitka A, Poling R, Prasad V, Qi HR, Qi M, Qi TY, Qian S, Qiao CF, Qin N, Qin XS, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Richter M, Ripka M, Rolo M, Rong G, Rosner C, Ruan XD, Sarantsev A, Savrié M, Schnier C, Schoenning K, Shan W, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Song JJ, Song WM, Song XY, Sosio S, Sowa C, Spataro S, Sun GX, Sun JF, Sun L, Sun SS, Sun XH, Sun YJ, Sun YK, Sun YZ, Sun ZJ, Sun ZT, Tang CJ, Tang GY, Tang X, Tapan I, Tiemens M, Tsednee B, Uman I, Varner GS, Wang B, Wang BL, Wang D, Wang DY, Wang D, Wang K, Wang LL, Wang LS, Wang M, Wang M, Wang P, Wang PL, Wang WP, Wang XF, Wang Y, Wang YD, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZH, Wang ZY, Wang Z, Weber T, Wei DH, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu LJ, Wu Z, Xia L, Xia X, Xia Y, Xiao D, Xiao H, Xiao YJ, Xiao ZJ, Xie YG, Xie YH, Xiong XA, Xiu QL, Xu GF, Xu JJ, Xu L, Xu QJ, Xu QN, Xu XP, Yan L, Yan WB, Yan WC, Yan WC, Yan YH, Yang HJ, Yang HX, Yang L, Yang YH, Yang YX, Yang Y, Ye M, Ye MH, Yin JH, You ZY, Yu BX, Yu CX, Yu JS, Yuan CZ, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zeng Z, Zhang BX, Zhang BY, Zhang CC, Zhang DH, Zhang HH, Zhang HY, Zhang J, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang SQ, Zhang XY, Zhang YH, Zhang YT, Zhang Y, Zhang Y, Zhang Y, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng WJ, Zheng YH, Zhong B, Zhou L, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhou YX, Zhu J, Zhu J, Zhu K, Zhu KJ, Zhu S, Zhu SH, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zou BS, Zou JH. Measurement of the Absolute Branching Fraction of the Inclusive Decay Λ_{c}^{+}→Λ+X. Phys Rev Lett 2018; 121:062003. [PMID: 30141643 DOI: 10.1103/physrevlett.121.062003] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/31/2018] [Revised: 06/11/2018] [Indexed: 06/08/2023]
Abstract
Based on an e^{+}e^{-} collision data sample corresponding to an integrated luminosity of 567 pb^{-1} taken at the center-of-mass energy of sqrt[s]=4.6 GeV with the BESIII detector, we measure the absolute branching fraction of the inclusive decay Λ_{c}^{+}→Λ+X to be B(Λ_{c}^{+}→Λ+X)=(38.2_{-2.2}^{+2.8}±0.9)% using the double-tag method, where X refers to any possible final state particles. In addition, we search for direct CP violation in the charge asymmetry of this inclusive decay for the first time, and obtain A_{CP}≡[B(Λ_{c}^{+}→Λ+X)-B(Λ[over ¯]_{c}^{-}→Λ[over ¯]+X)]/[B(Λ_{c}^{+}→Λ+X)+B(Λ[over ¯]_{c}^{-}→Λ[over ¯]+X)]=(2.1_{-6.6}^{+7.0}±1.6)%, a statistically limited result with no evidence of CP violation.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - S Ahmed
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Alekseev
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - A Amoroso
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Z Bai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Bai
- Southeast University, Nanjing 211100, People's Republic of China
| | - O Bakina
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - N Berger
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - J M Bian
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Bianchi
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - E Boger
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - O Cakir
- Ankara University, 06100 Tandogan, Ankara, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S A Cetin
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - J Chai
- INFN, I-10125, Turin, Italy
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - P L Chen
- University of South China, Hengyang 421001, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - X R Chen
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - X K Chu
- Peking University, Beijing 100871, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - J P Dai
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - A Dbeyssi
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Destefanis
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - F De Mori
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z L Dou
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X Fang
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Farinelli
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
- University of Ferrara, I-44122, Ferrara, Italy
| | - L Fava
- University of Eastern Piedmont, I-15121, Alessandria, Italy
- INFN, I-10125, Turin, Italy
| | - S Fegan
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - F Feldbauer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - C Q Feng
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - M Fritsch
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Gao
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y G Gao
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z Gao
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - B Garillon
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Garzia
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - K Goetzen
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - L Gong
- Nankai University, Tianjin 300071, People's Republic of China
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - S Gu
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - Y T Gu
- Guangxi University, Nanning 530004, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R P Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Q Hao
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X Q He
- University of Science and Technology Liaoning, Anshan 114051, People's Republic of China
| | | | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - T Holtmann
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Hu
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G S Huang
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - X Z Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Z L Huang
- Liaoning University, Shenyang 110036, People's Republic of China
| | - T Hussain
- University of the Punjab, Lahore-54590, Pakistan
| | | | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X Y Jiang
- Nankai University, Tianjin 300071, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y Jin
- University of Jinan, Jinan 250022, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X L Kang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - B C Ke
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - T Khan
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Khoukaz
- University of Muenster, Wilhelm-Klemm-Str. 9, 48149 Muenster, Germany
| | - P Kiese
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - R Kliemt
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - L Koch
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - O B Kolcu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - M Kuemmel
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kuessner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kuhlmann
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - W Kühn
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - J S Lange
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | | | - S Leiber
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H Leithoff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C Leng
- INFN, I-10125, Turin, Italy
| | - C Li
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - Cheng Li
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - F Y Li
- Peking University, Beijing 100871, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - H J Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - Kang Li
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Ke Li
- Shandong University, Jinan 250100, People's Republic of China
| | - Lei Li
- Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China
| | - P L Li
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - P R Li
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Q Y Li
- Shandong University, Jinan 250100, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Liu
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D Liu
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- Guangxi University, Nanning 530004, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Huanhuan Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Huihui Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - J B Liu
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - Ke Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - L D Liu
- Peking University, Beijing 100871, People's Republic of China
| | - P L Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Y F Long
- Peking University, Beijing 100871, People's Republic of China
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - M M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Y M Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - Q A Malik
- University of the Punjab, Lahore-54590, Pakistan
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - Z X Meng
- University of Jinan, Jinan 250022, People's Republic of China
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - G Mezzadri
- University of Ferrara, I-44122, Ferrara, Italy
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - T J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
| | - X H Mo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y J Mo
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Morello
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - N Yu Muchnoi
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - A Mustafa
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Nerling
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - I B Nikolaev
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - Z Ning
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - S Nisar
- COMSATS Institute of Information Technology, Lahore, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
| | - S L Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - X Y Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S L Olsen
- Seoul National University, Seoul, 151-747 Korea
| | - Q Ouyang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S Pacetti
- INFN and University of Perugia, I-06100, Perugia, Italy
| | - Y Pan
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - M Papenbrock
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - M Pelizaeus
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - J Pellegrino
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - H P Peng
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - J Pettersson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J L Ping
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - A Pitka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - V Prasad
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - H R Qi
- Beihang University, Beijing 100191, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - T Y Qi
- Beihang University, Beijing 100191, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, Lahore-54590, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Richter
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Rolo
- INFN, I-10125, Turin, Italy
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Ch Rosner
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X D Ruan
- Guangxi University, Nanning 530004, People's Republic of China
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Savrié
- University of Ferrara, I-44122, Ferrara, Italy
| | - C Schnier
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - W Shan
- Peking University, Beijing 100871, People's Republic of China
| | - M Shao
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Song
- Shandong University, Jinan 250100, People's Republic of China
| | - W M Song
- Shandong University, Jinan 250100, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - C Sowa
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - S Spataro
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Sun
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - L Sun
- Wuhan University, Wuhan 430072, People's Republic of China
| | - S S Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X H Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Sun
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y K Sun
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Z Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Z T Sun
- Indiana University, Bloomington, Indiana 47405, USA
| | - C J Tang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - G Y Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - B Tsednee
- Institute of Physics and Technology, Peace Ave. 54B, Ulaanbaatar 13330, Mongolia
| | - I Uman
- Near East University, Nicosia, North Cyprus, Mersin 10, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B L Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - D Wang
- Peking University, Beijing 100871, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - Dan Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Wang
- Shandong University, Jinan 250100, People's Republic of China
| | - Meng Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W P Wang
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X F Wang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Wang
- Soochow University, Suzhou 215006, People's Republic of China
| | - Y D Wang
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y Q Wang
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Z G Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Z H Wang
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zongyuan Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - T Weber
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Wolke
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - L H Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L J Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - L Xia
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Xia
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Xia
- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Xiao
- University of South China, Hengyang 421001, People's Republic of China
| | - Y J Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z J Xiao
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y G Xie
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Y H Xie
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - X A Xiong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Q L Xiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - G F Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Xu
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Q N Xu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X P Xu
- Soochow University, Suzhou 215006, People's Republic of China
| | - L Yan
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - W B Yan
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- Beihang University, Beijing 100191, People's Republic of China
| | - W C Yan
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y H Yan
- Hunan University, Changsha 410082, People's Republic of China
| | - H J Yang
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - H X Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y H Yang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y X Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - Yifan Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Y You
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - B X Yu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - C X Yu
- Nankai University, Tianjin 300071, People's Republic of China
| | - J S Yu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - C Z Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, Lahore-54590, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - Z Zeng
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - C C Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Zhang
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Q Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Zhang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - S Q Zhang
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Y T Zhang
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Yang Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Yao Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Yu Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Lei Zhao
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Zhao
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - Z G Zhao
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - W J Zheng
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - B Zhong
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X R Zhou
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y X Zhou
- Guangxi University, Nanning 530004, People's Republic of China
| | - J Zhu
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Zhu
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - K Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S H Zhu
- University of Science and Technology Liaoning, Anshan 114051, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y C Zhu
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z A Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- State Key Laboratory of Particle Detection and Electronics, Beijing 100049, Hefei 230026, People's Republic of China
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J H Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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Ablikim M, Achasov MN, Ahmed S, Ai XC, Albayrak O, Albrecht M, Ambrose DJ, Amoroso A, An FF, An Q, Bai JZ, Ferroli RB, Ban Y, Bennett DW, Bennett JV, Berger N, Bertani M, Bettoni D, Bian JM, Bianchi F, Boger E, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chai J, Chang JF, Chelkov G, Chen G, Chen HS, Chen JC, Chen ML, Chen S, Chen SJ, Chen X, Chen XR, Chen YB, Cheng HP, Chu XK, Cibinetto G, Dai HL, Dai JP, Dbeyssi A, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Dou ZL, Du SX, Duan PF, Fan JZ, Fang J, Fang SS, Fang X, Fang Y, Farinelli R, Fava L, Fedorov O, Fegan S, Feldbauer F, Felici G, Feng CQ, Fioravanti E, Fritsch M, Fu CD, Gao Q, Gao XL, Gao Y, Gao Z, Garzia I, Goetzen K, Gong L, Gong WX, Gradl W, Greco M, Gu MH, Gu YT, Guan YH, Guo AQ, Guo LB, Guo RP, Guo Y, Guo YP, Haddadi Z, Hafner A, Han S, Hao XQ, Harris FA, He KL, Heinsius FH, Held T, Heng YK, Holtmann T, Hou ZL, Hu C, Hu HM, Hu JF, Hu T, Hu Y, Huang GS, Huang JS, Huang XT, Huang XZ, Huang Y, Huang ZL, Hussain T, Ji Q, Ji QP, Ji XB, Ji XL, Jiang LW, Jiang XS, Jiang XY, Jiao JB, Jiao Z, Jin DP, Jin S, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XL, Kang XS, Kavatsyuk M, Ke BC, Kiese P, Kliemt R, Kloss B, Kolcu OB, Kopf B, Kornicer M, Kupsc A, Kühn W, Lange JS, Lara M, Larin P, Leithoff H, Leng C, Li C, Li C, Li DM, Li F, Li FY, Li G, Li HB, Li HJ, Li JC, Li J, Li K, Li K, Li L, Li PR, Li QY, Li T, Li WD, Li WG, Li XL, Li XN, Li XQ, Li YB, Li ZB, Liang H, Liang YF, Liang YT, Liao GR, Lin DX, Liu B, Liu BJ, Liu CX, Liu D, Liu FH, Liu F, Liu F, Liu HB, Liu HH, Liu HH, Liu HM, Liu J, Liu JB, Liu JP, Liu JY, Liu K, Liu KY, Liu LD, Liu PL, Liu Q, Liu SB, Liu X, Liu YB, Liu YY, Liu ZA, Liu Z, Loehner H, Long YF, Lou XC, Lu HJ, Lu JG, Lu Y, Lu YP, Luo CL, Luo MX, Luo T, Luo XL, Lyu XR, Ma FC, Ma HL, Ma LL, Ma MM, Ma QM, Ma T, Ma XN, Ma XY, Ma YM, Maas FE, Maggiora M, Malik QA, Mao YJ, Mao ZP, Marcello S, Messchendorp JG, Mezzadri G, Min J, Min TJ, Mitchell RE, Mo XH, Mo YJ, Morales CM, Muchnoi NY, Muramatsu H, Musiol P, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Niu XY, Olsen SL, Ouyang Q, Pacetti S, Pan Y, Patteri P, Pelizaeus M, Peng HP, Peters K, Pettersson J, Ping JL, Ping RG, Poling R, Prasad V, Qi HR, Qi M, Qian S, Qiao CF, Qin LQ, Qin N, Qin XS, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Ripka M, Rong G, Rosner C, Ruan XD, Sarantsev A, Savrié M, Schnier C, Schoenning K, Schumann S, Shan W, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Shi M, Song WM, Song XY, Sosio S, Spataro S, Sun GX, Sun JF, Sun SS, Sun XH, Sun YJ, Sun YZ, Sun ZJ, Sun ZT, Tang CJ, Tang X, Tapan I, Thorndike EH, Tiemens M, Uman I, Varner GS, Wang B, Wang BL, Wang D, Wang DY, Wang K, Wang LL, Wang LS, Wang M, Wang P, Wang PL, Wang W, Wang WP, Wang XF, Wang Y, Wang YD, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZH, Wang ZY, Wang ZY, Weber T, Wei DH, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu LJ, Wu Z, Xia L, Xia LG, Xia Y, Xiao D, Xiao H, Xiao ZJ, Xie YG, Xiu QL, Xu GF, Xu JJ, Xu L, Xu QJ, Xu QN, Xu XP, Yan L, Yan WB, Yan WC, Yan YH, Yang HJ, Yang HX, Yang L, Yang YX, Ye M, Ye MH, Yin JH, You ZY, Yu BX, Yu CX, Yu JS, Yuan CZ, Yuan WL, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zeng Z, Zhang BX, Zhang BY, Zhang C, Zhang CC, Zhang DH, Zhang HH, Zhang HY, Zhang J, Zhang JJ, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang SQ, Zhang XY, Zhang Y, Zhang Y, Zhang YH, Zhang YN, Zhang YT, Zhang Y, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao QW, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng WJ, Zheng YH, Zhong B, Zhou L, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhu K, Zhu KJ, Zhu S, Zhu SH, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zotti L, Zou BS, Zou JH. Precision Study of η^{'}→γπ^{+}π^{-} Decay Dynamics. Phys Rev Lett 2018; 120:242003. [PMID: 29956981 DOI: 10.1103/physrevlett.120.242003] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/13/2017] [Revised: 04/25/2018] [Indexed: 06/08/2023]
Abstract
Using a low background data sample of 9.7×10^{5} J/ψ→γη^{'}, η^{'}→γπ^{+}π^{-} events, which are 2 orders of magnitude larger than those from the previous experiments, recorded with the BESIII detector at BEPCII, the decay dynamics of η^{'}→γπ^{+}π^{-} are studied with both model-dependent and model-independent approaches. The contributions of ω and the ρ(770)-ω interference are observed for the first time in the decays η^{'}→γπ^{+}π^{-} in both approaches. Additionally, a contribution from the box anomaly or the ρ(1450) resonance is required in the model-dependent approach, while the process specific part of the decay amplitude is determined in the model-independent approach.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - S Ahmed
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X C Ai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Albayrak
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - D J Ambrose
- University of Rochester, Rochester, New York 14627, USA
| | - A Amoroso
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Z Bai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - N Berger
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - J M Bian
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Bianchi
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - E Boger
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Cakir
- Ankara University, 06100 Tandogan, Ankara, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S A Cetin
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - J Chai
- INFN, I-10125 Turin, Italy
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Chen
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - X Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Chen
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H P Cheng
- Huangshan College, Huangshan 245000, People's Republic of China
| | - X K Chu
- Peking University, Beijing 100871, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Dai
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - A Dbeyssi
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Destefanis
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F De Mori
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Dou
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Fan
- Tsinghua University, Beijing 100084, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Fang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Farinelli
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- University of Ferrara, I-44122 Ferrara, Italy
| | - L Fava
- University of Eastern Piedmont, I-15121 Alessandria, Italy
- INFN, I-10125 Turin, Italy
| | - O Fedorov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - S Fegan
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - F Feldbauer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - C Q Feng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | | | - M Fritsch
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Z Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - K Goetzen
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - L Gong
- Nankai University, Tianjin 300071, People's Republic of China
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Gu
- Guangxi University, Nanning 530004, People's Republic of China
| | - Y H Guan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R P Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - A Hafner
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Q Hao
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | | | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Holtmann
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Hu
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Hu
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G S Huang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - X Z Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Z L Huang
- Liaoning University, Shenyang 110036, People's Republic of China
| | - T Hussain
- University of the Punjab, 54590 Lahore, Pakistan
| | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L W Jiang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Jiang
- Nankai University, Tianjin 300071, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X L Kang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - B C Ke
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - P Kiese
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - R Kliemt
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Kloss
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - O B Kolcu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - W Kühn
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - J S Lange
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H Leithoff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C Leng
- INFN, I-10125 Turin, Italy
| | - C Li
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - Cheng Li
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F Y Li
- Peking University, Beijing 100871, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Jin Li
- Seoul National University, Seoul, 151-747 Korea
| | - K Li
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - K Li
- Shandong University, Jinan 250100, People's Republic of China
| | - Lei Li
- Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China
| | - P R Li
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Q Y Li
- Shandong University, Jinan 250100, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Y B Li
- Beihang University, Beijing 100191, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Liu
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- Guangxi University, Nanning 530004, People's Republic of China
| | - H H Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - H H Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J P Liu
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - L D Liu
- Peking University, Beijing 100871, People's Republic of China
| | - P L Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Y Y Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H Loehner
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - Y F Long
- Peking University, Beijing 100871, People's Republic of China
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - T Luo
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - M M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y M Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Q A Malik
- University of the Punjab, 54590 Lahore, Pakistan
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - G Mezzadri
- University of Ferrara, I-44122 Ferrara, Italy
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
| | - X H Mo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Mo
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - N Yu Muchnoi
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - P Musiol
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Nerling
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I B Nikolaev
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - Z Ning
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Nisar
- COMSATS Institute of Information Technology, Lahore, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
| | - S L Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S L Olsen
- Seoul National University, Seoul, 151-747 Korea
| | - Q Ouyang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Pacetti
- INFN and University of Perugia, I-06100 Perugia, Italy
| | - Y Pan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Pelizaeus
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H P Peng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - J Pettersson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J L Ping
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - V Prasad
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H R Qi
- Beihang University, Beijing 100191, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Q Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- Shandong University, Jinan 250100, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, 54590 Lahore, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Ch Rosner
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X D Ruan
- Guangxi University, Nanning 530004, People's Republic of China
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Savrié
- University of Ferrara, I-44122 Ferrara, Italy
| | - C Schnier
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - S Schumann
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - W Shan
- Peking University, Beijing 100871, People's Republic of China
| | - M Shao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Shi
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W M Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - S Spataro
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Sun
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - S S Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X H Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Sun
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Z Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z T Sun
- Indiana University, Bloomington, Indiana 47405, USA
| | - C J Tang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - E H Thorndike
- University of Rochester, Rochester, New York 14627, USA
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - I Uman
- Near East University, Nicosia, North Cyprus, Mersin 10, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Nankai University, Tianjin 300071, People's Republic of China
| | - B L Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - D Wang
- Peking University, Beijing 100871, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Wang
- Shandong University, Jinan 250100, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W P Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X F Wang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Wang
- Soochow University, Suzhou 215006, People's Republic of China
| | - Y D Wang
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Q Wang
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Weber
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Wolke
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - L H Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L J Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xia
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - L G Xia
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Xia
- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Xiao
- University of South China, Hengyang 421001, People's Republic of China
| | - Z J Xiao
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y G Xie
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q L Xiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G F Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Xu
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Q N Xu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X P Xu
- Soochow University, Suzhou 215006, People's Republic of China
| | - L Yan
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - W B Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y H Yan
- Hunan University, Changsha 410082, People's Republic of China
| | - H J Yang
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - H X Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y X Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Y You
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - B X Yu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Yu
- Nankai University, Tianjin 300071, People's Republic of China
| | - J S Yu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - C Z Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W L Yuan
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, 54590 Lahore, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - Z Zeng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Zhang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - C C Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Zhang
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Q Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Q Zhang
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y N Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y T Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Yu Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Lei Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Zhao
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W J Zheng
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - B Zhong
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X R Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S H Zhu
- University of Science and Technology Liaoning, Anshan 114051, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y C Zhu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z A Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zotti
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J H Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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D0→ωη
,
η(′)π0
and
η(′)η. Int J Clin Exp Med 2018. [DOI: 10.1103/physrevd.97.052005] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
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Lees JP, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Brown DN, Kolomensky YG, Fritsch M, Koch H, Schroeder T, Hearty C, Mattison TS, McKenna JA, So RY, Blinov VE, Buzykaev AR, Druzhinin VP, Golubev VB, Kravchenko EA, Onuchin AP, Serednyakov SI, Skovpen YI, Solodov EP, Todyshev KY, Lankford AJ, Gary JW, Long O, Eisner AM, Lockman WS, Panduro Vazquez W, Chao DS, Cheng CH, Echenard B, Flood KT, Hitlin DG, Kim J, Miyashita TS, Ongmongkolkul P, Porter FC, Röhrken M, Huard Z, Meadows BT, Pushpawela BG, Sokoloff MD, Smith JG, Wagner SR, Bernard D, Verderi M, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi IM, Piccolo M, Rotondo M, Zallo A, Passaggio S, Patrignani C, Lacker HM, Bhuyan B, Mallik U, Chen C, Cochran J, Prell S, Ahmed H, Gritsan AV, Arnaud N, Davier M, Le Diberder F, Lutz AM, Wormser G, Lange DJ, Wright DM, Coleman JP, Gabathuler E, Hutchcroft DE, Payne DJ, Touramanis C, Bevan AJ, Di Lodovico F, Sacco R, Cowan G, Banerjee S, Brown DN, Davis CL, Denig AG, Gradl W, Griessinger K, Hafner A, Schubert KR, Barlow RJ, Lafferty GD, Cenci R, Jawahery A, Roberts DA, Cowan R, Robertson SH, Dey B, Neri N, Palombo F, Cheaib R, Cremaldi L, Godang R, Summers DJ, Taras P, De Nardo G, Sciacca C, Raven G, Jessop CP, LoSecco JM, Honscheid K, Kass R, Gaz A, Margoni M, Posocco M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud GR, Calderini G, Chauveau J, Marchiori G, Ocariz J, Biasini M, Manoni E, Rossi A, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Chrzaszcz M, Forti F, Giorgi MA, Lusiani A, Oberhof B, Paoloni E, Rama M, Rizzo G, Walsh JJ, Smith AJS, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Heß M, Leddig T, Voß C, Waldi R, Adye T, Wilson FF, Emery S, Vasseur G, Aston D, Cartaro C, Convery MR, Dorfan J, Dunwoodie W, Ebert M, Field RC, Fulsom BG, Graham MT, Hast C, Innes WR, Kim P, Leith DWGS, Luitz S, MacFarlane DB, Muller DR, Neal H, Ratcliff BN, Roodman A, Sullivan MK, Va'vra J, Wisniewski WJ, Purohit MV, Wilson JR, Randle-Conde A, Sekula SJ, Bellis M, Burchat PR, Puccio EMT, Alam MS, Ernst JA, Gorodeisky R, Guttman N, Peimer DR, Soffer A, Spanier SM, Ritchie JL, Schwitters RF, Izen JM, Lou XC, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Albert J, Beaulieu A, Bernlochner FU, King GJ, Kowalewski R, Lueck T, Nugent IM, Roney JM, Sobie RJ, Tasneem N, Gershon TJ, Harrison PF, Latham TE, Prepost R, Wu SL, Sun L. Measurement of the D^{*}(2010)^{+}-D^{+} Mass Difference. Phys Rev Lett 2017; 119:202003. [PMID: 29219353 DOI: 10.1103/physrevlett.119.202003] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/30/2017] [Indexed: 06/07/2023]
Abstract
We measure the mass difference, Δm_{+}, between the D^{*}(2010)^{+} and the D^{+} using the decay chain D^{*}(2010)^{+}→D^{+}π^{0} with D^{+}→K^{-}π^{+}π^{+}. The data were recorded with the BABAR detector at center-of-mass energies at and near the ϒ(4S) resonance, and correspond to an integrated luminosity of approximately 468 fb^{-1}. We measure Δm_{+}=(140 601.0±6.8[stat]±12.9[syst]) keV. We combine this result with a previous BABAR measurement of Δm_{0}≡m(D^{*}(2010)^{+})-m(D^{0}) to obtain Δm_{D}=m(D^{+})-m(D^{0})=(4824.9±6.8[stat]±12.9[syst]) keV. These results are compatible with and approximately five times more precise than the Particle Data Group averages.
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Affiliation(s)
- J P Lees
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Poireau
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Tisserand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - E Grauges
- Universitat de Barcelona, Facultat de Fisica, Departament ECM, E-08028 Barcelona, Spain
| | - A Palano
- INFN Sezione di Bari and Dipartimento di Fisica, Università di Bari, I-70126 Bari, Italy
| | - G Eigen
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - D N Brown
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - Yu G Kolomensky
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - M Fritsch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - H Koch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - T Schroeder
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - C Hearty
- Institute of Particle Physics, Vancouver, British Columbia V6T 1Z1, Canada
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - T S Mattison
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - J A McKenna
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - R Y So
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - V E Blinov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - A R Buzykaev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
| | - V P Druzhinin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - V B Golubev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kravchenko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A P Onuchin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - S I Serednyakov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - Yu I Skovpen
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E P Solodov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - K Yu Todyshev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A J Lankford
- University of California at Irvine, Irvine, California 92697, USA
| | - J W Gary
- University of California at Riverside, Riverside, California 92521, USA
| | - O Long
- University of California at Riverside, Riverside, California 92521, USA
| | - A M Eisner
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W S Lockman
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W Panduro Vazquez
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - D S Chao
- California Institute of Technology, Pasadena, California 91125, USA
| | - C H Cheng
- California Institute of Technology, Pasadena, California 91125, USA
| | - B Echenard
- California Institute of Technology, Pasadena, California 91125, USA
| | - K T Flood
- California Institute of Technology, Pasadena, California 91125, USA
| | - D G Hitlin
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Kim
- California Institute of Technology, Pasadena, California 91125, USA
| | - T S Miyashita
- California Institute of Technology, Pasadena, California 91125, USA
| | - P Ongmongkolkul
- California Institute of Technology, Pasadena, California 91125, USA
| | - F C Porter
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Röhrken
- California Institute of Technology, Pasadena, California 91125, USA
| | - Z Huard
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - B T Meadows
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | | | - M D Sokoloff
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - J G Smith
- University of Colorado, Boulder, Colorado 80309, USA
| | - S R Wagner
- University of Colorado, Boulder, Colorado 80309, USA
| | - D Bernard
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - M Verderi
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - C Bozzi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - R Calabrese
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Luppi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R de Sangro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G Finocchiaro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Martellotti
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - I M Peruzzi
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Piccolo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Rotondo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Passaggio
- INFN Sezione di Genova, I-16146 Genova, Italy
| | | | - H M Lacker
- Humboldt-Universität zu Berlin, Institut für Physik, D-12489 Berlin, Germany
| | - B Bhuyan
- Indian Institute of Technology Guwahati, Guwahati, Assam, 781 039, India
| | - U Mallik
- University of Iowa, Iowa City, Iowa 52242, USA
| | - C Chen
- Iowa State University, Ames, Iowa 50011, USA
| | - J Cochran
- Iowa State University, Ames, Iowa 50011, USA
| | - S Prell
- Iowa State University, Ames, Iowa 50011, USA
| | - H Ahmed
- Physics Department, Jazan University, Jazan 22822, Saudi Arabia
| | - A V Gritsan
- Johns Hopkins University, Baltimore, Maryland 21218, USA
| | - N Arnaud
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - M Davier
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - F Le Diberder
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - A M Lutz
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - G Wormser
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - D J Lange
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - D M Wright
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - J P Coleman
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - E Gabathuler
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D E Hutchcroft
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D J Payne
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - C Touramanis
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - A J Bevan
- Queen Mary, University of London, London, E1 4NS, United Kingdom
| | - F Di Lodovico
- Queen Mary, University of London, London, E1 4NS, United Kingdom
| | - R Sacco
- Queen Mary, University of London, London, E1 4NS, United Kingdom
| | - G Cowan
- University of London, Royal Holloway and Bedford New College, Egham, Surrey TW20 0EX, United Kingdom
| | - Sw Banerjee
- University of Louisville, Louisville, Kentucky 40292, USA
| | - D N Brown
- University of Louisville, Louisville, Kentucky 40292, USA
| | - C L Davis
- University of Louisville, Louisville, Kentucky 40292, USA
| | - A G Denig
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - W Gradl
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K Griessinger
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - A Hafner
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K R Schubert
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - R J Barlow
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - G D Lafferty
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - R Cenci
- University of Maryland, College Park, Maryland 20742, USA
| | - A Jawahery
- University of Maryland, College Park, Maryland 20742, USA
| | - D A Roberts
- University of Maryland, College Park, Maryland 20742, USA
| | - R Cowan
- Massachusetts Institute of Technology, Laboratory for Nuclear Science, Cambridge, Massachusetts 02139, USA
| | - S H Robertson
- Institute of Particle Physics and McGill University, Montréal, Québec H3A 2T8, Canada
| | - B Dey
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - N Neri
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - F Palombo
- INFN Sezione di Milano, I-20133 Milano, Italy
- Dipartimento di Fisica, Università di Milano, I-20133 Milano, Italy
| | - R Cheaib
- University of Mississippi, University, Mississippi 38677, USA
| | - L Cremaldi
- University of Mississippi, University, Mississippi 38677, USA
| | - R Godang
- University of Mississippi, University, Mississippi 38677, USA
| | - D J Summers
- University of Mississippi, University, Mississippi 38677, USA
| | - P Taras
- Université de Montréal, Physique des Particules, Montréal, Québec H3C 3J7, Canada
| | - G De Nardo
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - C Sciacca
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - G Raven
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, Netherlands
| | - C P Jessop
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - J M LoSecco
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - K Honscheid
- The Ohio State University, Columbus, Ohio 43210, USA
| | - R Kass
- The Ohio State University, Columbus, Ohio 43210, USA
| | - A Gaz
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Margoni
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - M Posocco
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - G Simi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - F Simonetto
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - R Stroili
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - S Akar
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - E Ben-Haim
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M Bomben
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G R Bonneaud
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G Calderini
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - J Chauveau
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G Marchiori
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - J Ocariz
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M Biasini
- INFN Sezione di Perugia, I-06123 Perugia, Italy
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - E Manoni
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - A Rossi
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - G Batignani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - S Bettarini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Carpinelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - G Casarosa
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | | | - F Forti
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M A Giorgi
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Lusiani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Scuola Normale Superiore di Pisa, I-56127 Pisa, Italy
| | - B Oberhof
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - E Paoloni
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Rama
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - G Rizzo
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - J J Walsh
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - A J S Smith
- Princeton University, Princeton, New Jersey 08544, USA
| | - F Anulli
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - R Faccini
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | | | - F Ferroni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - A Pilloni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - G Piredda
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - C Bünger
- Universität Rostock, D-18051 Rostock, Germany
| | - S Dittrich
- Universität Rostock, D-18051 Rostock, Germany
| | - O Grünberg
- Universität Rostock, D-18051 Rostock, Germany
| | - M Heß
- Universität Rostock, D-18051 Rostock, Germany
| | - T Leddig
- Universität Rostock, D-18051 Rostock, Germany
| | - C Voß
- Universität Rostock, D-18051 Rostock, Germany
| | - R Waldi
- Universität Rostock, D-18051 Rostock, Germany
| | - T Adye
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - F F Wilson
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - S Emery
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - G Vasseur
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - D Aston
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - C Cartaro
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M R Convery
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - J Dorfan
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - W Dunwoodie
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M Ebert
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - R C Field
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - B G Fulsom
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M T Graham
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - C Hast
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - W R Innes
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - P Kim
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D W G S Leith
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - S Luitz
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D B MacFarlane
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D R Muller
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - H Neal
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - B N Ratcliff
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - A Roodman
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M K Sullivan
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - J Va'vra
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - W J Wisniewski
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M V Purohit
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - J R Wilson
- University of South Carolina, Columbia, South Carolina 29208, USA
| | | | - S J Sekula
- Southern Methodist University, Dallas, Texas 75275, USA
| | - M Bellis
- Stanford University, Stanford, California 94305, USA
| | - P R Burchat
- Stanford University, Stanford, California 94305, USA
| | - E M T Puccio
- Stanford University, Stanford, California 94305, USA
| | - M S Alam
- State University of New York, Albany, New York 12222, USA
| | - J A Ernst
- State University of New York, Albany, New York 12222, USA
| | - R Gorodeisky
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - N Guttman
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - D R Peimer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - A Soffer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - S M Spanier
- University of Tennessee, Knoxville, Tennessee 37996, USA
| | - J L Ritchie
- University of Texas at Austin, Austin, Texas 78712, USA
| | | | - J M Izen
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - X C Lou
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - F Bianchi
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - F De Mori
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - A Filippi
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - D Gamba
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - L Lanceri
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - L Vitale
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | | | - A Oyanguren
- IFIC, Universitat de Valencia-CSIC, E-46071 Valencia, Spain
| | - J Albert
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - A Beaulieu
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - F U Bernlochner
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - G J King
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - R Kowalewski
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - T Lueck
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - I M Nugent
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - J M Roney
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - R J Sobie
- Institute of Particle Physics, British Columbia V8W 3P6, Canada
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - N Tasneem
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - T J Gershon
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - P F Harrison
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - T E Latham
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - R Prepost
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S L Wu
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - L Sun
- Wuhan University, Wuhan 430072, China
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Lees JP, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Brown DN, Derdzinski M, Giuffrida A, Kolomensky YG, Fritsch M, Koch H, Schroeder T, Hearty C, Mattison TS, McKenna JA, So RY, Blinov VE, Buzykaev AR, Druzhinin VP, Golubev VB, Kravchenko EA, Onuchin AP, Serednyakov SI, Skovpen YI, Solodov EP, Todyshev KY, Lankford AJ, Gary JW, Long O, Eisner AM, Lockman WS, Panduro Vazquez W, Chao DS, Cheng CH, Echenard B, Flood KT, Hitlin DG, Kim J, Miyashita TS, Ongmongkolkul P, Porter FC, Röhrken M, Huard Z, Meadows BT, Pushpawela BG, Sokoloff MD, Sun L, Smith JG, Wagner SR, Bernard D, Verderi M, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi IM, Piccolo M, Rotondo M, Zallo A, Passaggio S, Patrignani C, Lacker HM, Bhuyan B, Mallik U, Chen C, Cochran J, Prell S, Ahmed H, Gritsan AV, Arnaud N, Davier M, Le Diberder F, Lutz AM, Wormser G, Lange DJ, Wright DM, Coleman JP, Gabathuler E, Hutchcroft DE, Payne DJ, Touramanis C, Bevan AJ, Di Lodovico F, Sacco R, Cowan G, Banerjee S, Brown DN, Davis CL, Denig AG, Gradl W, Griessinger K, Hafner A, Schubert KR, Barlow RJ, Lafferty GD, Cenci R, Jawahery A, Roberts DA, Cowan R, Robertson SH, Dey B, Neri N, Palombo F, Cheaib R, Cremaldi L, Godang R, Summers DJ, Taras P, De Nardo G, Sciacca C, Raven G, Jessop CP, LoSecco JM, Honscheid K, Kass R, Gaz A, Margoni M, Posocco M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud GR, Calderini G, Chauveau J, Marchiori G, Ocariz J, Biasini M, Manoni E, Rossi A, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Chrzaszcz M, Forti F, Giorgi MA, Lusiani A, Oberhof B, Paoloni E, Rama M, Rizzo G, Walsh JJ, Smith AJS, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Heß M, Leddig T, Voß C, Waldi R, Adye T, Wilson FF, Emery S, Vasseur G, Aston D, Cartaro C, Convery MR, Dorfan J, Dunwoodie W, Ebert M, Field RC, Fulsom BG, Graham MT, Hast C, Innes WR, Kim P, Leith DWGS, Luitz S, MacFarlane DB, Muller DR, Neal H, Ratcliff BN, Roodman A, Sullivan MK, Va'vra J, Wisniewski WJ, Purohit MV, Wilson JR, Randle-Conde A, Sekula SJ, Bellis M, Burchat PR, Puccio EMT, Alam MS, Ernst JA, Gorodeisky R, Guttman N, Peimer DR, Soffer A, Spanier SM, Ritchie JL, Schwitters RF, Izen JM, Lou XC, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Albert J, Beaulieu A, Bernlochner FU, King GJ, Kowalewski R, Lueck T, Nugent IM, Roney JM, Sobie RJ, Tasneem N, Gershon TJ, Harrison PF, Latham TE, Prepost R, Wu SL. Search for Invisible Decays of a Dark Photon Produced in e^{+}e^{-} Collisions at BaBar. Phys Rev Lett 2017; 119:131804. [PMID: 29341718 DOI: 10.1103/physrevlett.119.131804] [Citation(s) in RCA: 12] [Impact Index Per Article: 1.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 02/14/2017] [Indexed: 06/07/2023]
Abstract
We search for single-photon events in 53 fb^{-1} of e^{+}e^{-} collision data collected with the BABAR detector at the PEP-II B-Factory. We look for events with a single high-energy photon and a large missing momentum and energy, consistent with production of a spin-1 particle A^{'} through the process e^{+}e^{-}→γA^{'}; A^{'}→invisible. Such particles, referred to as "dark photons," are motivated by theories applying a U(1) gauge symmetry to dark matter. We find no evidence for such processes and set 90% confidence level upper limits on the coupling strength of A^{'} to e^{+}e^{-} in the mass range m_{A^{'}}≤8 GeV. In particular, our limits exclude the values of the A^{'} coupling suggested by the dark-photon interpretation of the muon (g-2)_{μ} anomaly, as well as a broad range of parameters for the dark-sector models.
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Affiliation(s)
- J P Lees
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Poireau
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Tisserand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - E Grauges
- Universitat de Barcelona, Facultat de Fisica, Departament ECM, E-08028 Barcelona, Spain
| | - A Palano
- INFN Sezione di Bari and Dipartimento di Fisica, Università di Bari, I-70126 Bari, Italy
| | - G Eigen
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - D N Brown
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - M Derdzinski
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - A Giuffrida
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - Yu G Kolomensky
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - M Fritsch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - H Koch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - T Schroeder
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - C Hearty
- Institute of Particle Physics, Vancouver, British Columbia V6T 1Z1, Canada
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - T S Mattison
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - J A McKenna
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - R Y So
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - V E Blinov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - A R Buzykaev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
| | - V P Druzhinin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - V B Golubev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kravchenko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A P Onuchin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - S I Serednyakov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - Yu I Skovpen
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E P Solodov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - K Yu Todyshev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A J Lankford
- University of California at Irvine, Irvine, California 92697, USA
| | - J W Gary
- University of California at Riverside, Riverside, California 92521, USA
| | - O Long
- University of California at Riverside, Riverside, California 92521, USA
| | - A M Eisner
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W S Lockman
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W Panduro Vazquez
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - D S Chao
- California Institute of Technology, Pasadena, California 91125, USA
| | - C H Cheng
- California Institute of Technology, Pasadena, California 91125, USA
| | - B Echenard
- California Institute of Technology, Pasadena, California 91125, USA
| | - K T Flood
- California Institute of Technology, Pasadena, California 91125, USA
| | - D G Hitlin
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Kim
- California Institute of Technology, Pasadena, California 91125, USA
| | - T S Miyashita
- California Institute of Technology, Pasadena, California 91125, USA
| | - P Ongmongkolkul
- California Institute of Technology, Pasadena, California 91125, USA
| | - F C Porter
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Röhrken
- California Institute of Technology, Pasadena, California 91125, USA
| | - Z Huard
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - B T Meadows
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | | | - M D Sokoloff
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - L Sun
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - J G Smith
- University of Colorado, Boulder, Colorado 80309, USA
| | - S R Wagner
- University of Colorado, Boulder, Colorado 80309, USA
| | - D Bernard
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - M Verderi
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - C Bozzi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - R Calabrese
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Luppi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R de Sangro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G Finocchiaro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Martellotti
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - I M Peruzzi
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Piccolo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Rotondo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Passaggio
- INFN Sezione di Genova, I-16146 Genova, Italy
| | | | - H M Lacker
- Humboldt-Universität zu Berlin, Institut für Physik, D-12489 Berlin, Germany
| | - B Bhuyan
- Indian Institute of Technology Guwahati, Guwahati, Assam 781 039, India
| | - U Mallik
- University of Iowa, Iowa City, Iowa 52242, USA
| | - C Chen
- Iowa State University, Ames, Iowa 50011, USA
| | - J Cochran
- Iowa State University, Ames, Iowa 50011, USA
| | - S Prell
- Iowa State University, Ames, Iowa 50011, USA
| | - H Ahmed
- Physics Department, Jazan University, Jazan 22822, Saudi Arabia
| | - A V Gritsan
- Johns Hopkins University, Baltimore, Maryland 21218, USA
| | - N Arnaud
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - M Davier
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - F Le Diberder
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - A M Lutz
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - G Wormser
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - D J Lange
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - D M Wright
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - J P Coleman
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - E Gabathuler
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D E Hutchcroft
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D J Payne
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - C Touramanis
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - A J Bevan
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - F Di Lodovico
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - R Sacco
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - G Cowan
- University of London, Royal Holloway and Bedford New College, Egham, Surrey TW20 0EX, United Kingdom
| | - Sw Banerjee
- University of Louisville, Louisville, Kentucky 40292, USA
| | - D N Brown
- University of Louisville, Louisville, Kentucky 40292, USA
| | - C L Davis
- University of Louisville, Louisville, Kentucky 40292, USA
| | - A G Denig
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - W Gradl
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K Griessinger
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - A Hafner
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K R Schubert
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - R J Barlow
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - G D Lafferty
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - R Cenci
- University of Maryland, College Park, Maryland 20742, USA
| | - A Jawahery
- University of Maryland, College Park, Maryland 20742, USA
| | - D A Roberts
- University of Maryland, College Park, Maryland 20742, USA
| | - R Cowan
- Massachusetts Institute of Technology, Laboratory for Nuclear Science, Cambridge, Massachusetts 02139, USA
| | - S H Robertson
- Institute of Particle Physics and McGill University, Montréal, Québec H3A 2T8, Canada
| | - B Dey
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - N Neri
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - F Palombo
- INFN Sezione di Milano, I-20133 Milano, Italy
- Dipartimento di Fisica, Università di Milano, I-20133 Milano, Italy
| | - R Cheaib
- University of Mississippi, University, Mississippi 38677, USA
| | - L Cremaldi
- University of Mississippi, University, Mississippi 38677, USA
| | - R Godang
- University of Mississippi, University, Mississippi 38677, USA
| | - D J Summers
- University of Mississippi, University, Mississippi 38677, USA
| | - P Taras
- Université de Montréal, Physique des Particules, Montréal, Québec H3C 3J7, Canada
| | - G De Nardo
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - C Sciacca
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - G Raven
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, Netherlands
| | - C P Jessop
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - J M LoSecco
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - K Honscheid
- The Ohio State University, Columbus, Ohio 43210, USA
| | - R Kass
- The Ohio State University, Columbus, Ohio 43210, USA
| | - A Gaz
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Margoni
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - M Posocco
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - G Simi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - F Simonetto
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - R Stroili
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - S Akar
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris 6, Université Denis Diderot-Paris 7, F-75252 Paris, France
| | - E Ben-Haim
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris 6, Université Denis Diderot-Paris 7, F-75252 Paris, France
| | - M Bomben
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris 6, Université Denis Diderot-Paris 7, F-75252 Paris, France
| | - G R Bonneaud
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris 6, Université Denis Diderot-Paris 7, F-75252 Paris, France
| | - G Calderini
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris 6, Université Denis Diderot-Paris 7, F-75252 Paris, France
| | - J Chauveau
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris 6, Université Denis Diderot-Paris 7, F-75252 Paris, France
| | - G Marchiori
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris 6, Université Denis Diderot-Paris 7, F-75252 Paris, France
| | - J Ocariz
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris 6, Université Denis Diderot-Paris 7, F-75252 Paris, France
| | - M Biasini
- INFN Sezione di Perugia, I-06123 Perugia, Italy
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - E Manoni
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - A Rossi
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - G Batignani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - S Bettarini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Carpinelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - G Casarosa
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | | | - F Forti
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M A Giorgi
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Lusiani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Scuola Normale Superiore di Pisa, I-56127 Pisa, Italy
| | - B Oberhof
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - E Paoloni
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Rama
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - G Rizzo
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - J J Walsh
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - A J S Smith
- Princeton University, Princeton, New Jersey 08544, USA
| | - F Anulli
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - R Faccini
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | | | - F Ferroni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - A Pilloni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - G Piredda
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - C Bünger
- Universität Rostock, D-18051 Rostock, Germany
| | - S Dittrich
- Universität Rostock, D-18051 Rostock, Germany
| | - O Grünberg
- Universität Rostock, D-18051 Rostock, Germany
| | - M Heß
- Universität Rostock, D-18051 Rostock, Germany
| | - T Leddig
- Universität Rostock, D-18051 Rostock, Germany
| | - C Voß
- Universität Rostock, D-18051 Rostock, Germany
| | - R Waldi
- Universität Rostock, D-18051 Rostock, Germany
| | - T Adye
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - F F Wilson
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - S Emery
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - G Vasseur
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - D Aston
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Cartaro
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M R Convery
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Dorfan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W Dunwoodie
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M Ebert
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - R C Field
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B G Fulsom
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M T Graham
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Hast
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W R Innes
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - P Kim
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D W G S Leith
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - S Luitz
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D B MacFarlane
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D R Muller
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - H Neal
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B N Ratcliff
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - A Roodman
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M K Sullivan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Va'vra
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W J Wisniewski
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M V Purohit
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - J R Wilson
- University of South Carolina, Columbia, South Carolina 29208, USA
| | | | - S J Sekula
- Southern Methodist University, Dallas, Texas 75275, USA
| | - M Bellis
- Stanford University, Stanford, California 94305, USA
| | - P R Burchat
- Stanford University, Stanford, California 94305, USA
| | - E M T Puccio
- Stanford University, Stanford, California 94305, USA
| | - M S Alam
- State University of New York, Albany, New York 12222, USA
| | - J A Ernst
- State University of New York, Albany, New York 12222, USA
| | - R Gorodeisky
- School of Physics and Astronomy, Tel Aviv University, Tel Aviv, 69978, Israel
| | - N Guttman
- School of Physics and Astronomy, Tel Aviv University, Tel Aviv, 69978, Israel
| | - D R Peimer
- School of Physics and Astronomy, Tel Aviv University, Tel Aviv, 69978, Israel
| | - A Soffer
- School of Physics and Astronomy, Tel Aviv University, Tel Aviv, 69978, Israel
| | - S M Spanier
- University of Tennessee, Knoxville, Tennessee 37996, USA
| | - J L Ritchie
- University of Texas at Austin, Austin, Texas 78712, USA
| | | | - J M Izen
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - X C Lou
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - F Bianchi
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - F De Mori
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - A Filippi
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - D Gamba
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - L Lanceri
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - L Vitale
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | | | - A Oyanguren
- IFIC, Universitat de Valencia-CSIC, E-46071 Valencia, Spain
| | - J Albert
- University of Victoria, Victoria, British Columbia, V8W 3P6, Canada
| | - A Beaulieu
- University of Victoria, Victoria, British Columbia, V8W 3P6, Canada
| | - F U Bernlochner
- University of Victoria, Victoria, British Columbia, V8W 3P6, Canada
| | - G J King
- University of Victoria, Victoria, British Columbia, V8W 3P6, Canada
| | - R Kowalewski
- University of Victoria, Victoria, British Columbia, V8W 3P6, Canada
| | - T Lueck
- University of Victoria, Victoria, British Columbia, V8W 3P6, Canada
| | - I M Nugent
- University of Victoria, Victoria, British Columbia, V8W 3P6, Canada
| | - J M Roney
- University of Victoria, Victoria, British Columbia, V8W 3P6, Canada
| | - R J Sobie
- Institute of Particle Physics, Victoria, British Columbia, V8W 3P6, Canada
- University of Victoria, Victoria, British Columbia, V8W 3P6, Canada
| | - N Tasneem
- University of Victoria, Victoria, British Columbia, V8W 3P6, Canada
| | - T J Gershon
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - P F Harrison
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - T E Latham
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - R Prepost
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S L Wu
- University of Wisconsin, Madison, Wisconsin 53706, USA
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Ablikim M, Achasov MN, Ai XC, Albayrak O, Albrecht M, Ambrose DJ, Amoroso A, An FF, An Q, Bai JZ, Baldini Ferroli R, Ban Y, Bennett DW, Bennett JV, Bertani M, Bettoni D, Bian JM, Bianchi F, Boger E, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chang JF, Chelkov G, Chen G, Chen HS, Chen HY, Chen JC, Chen ML, Chen S, Chen SJ, Chen X, Chen XR, Chen YB, Cheng HP, Chu XK, Cibinetto G, Dai HL, Dai JP, Dbeyssi A, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Dou ZL, Du SX, Duan PF, Fan JZ, Fang J, Fang SS, Fang X, Fang Y, Farinelli R, Fava L, Fedorov O, Feldbauer F, Felici G, Feng CQ, Fioravanti E, Fritsch M, Fu CD, Gao Q, Gao XL, Gao XY, Gao Y, Gao Z, Garzia I, Goetzen K, Gong L, Gong WX, Gradl W, Greco M, Gu MH, Gu YT, Guan YH, Guo AQ, Guo LB, Guo RP, Guo Y, Guo YP, Haddadi Z, Hafner A, Han S, Hao XQ, Harris FA, He KL, Held T, Heng YK, Hou ZL, Hu C, Hu HM, Hu JF, Hu T, Hu Y, Huang GS, Huang JS, Huang XT, Huang XZ, Huang Y, Huang ZL, Hussain T, Ji Q, Ji QP, Ji XB, Ji XL, Jiang LW, Jiang XS, Jiang XY, Jiao JB, Jiao Z, Jin DP, Jin S, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XL, Kang XS, Kavatsyuk M, Ke BC, Kiese P, Kliemt R, Kloss B, Kolcu OB, Kopf B, Kornicer M, Kuehn W, Kupsc A, Lange JS, Lara M, Larin P, Leng C, Li C, Li C, Li DM, Li F, Li FY, Li G, Li HB, Li HJ, Li JC, Li J, Li K, Li K, Li L, Li PR, Li QY, Li T, Li WD, Li WG, Li XL, Li XM, Li XN, Li XQ, Li YB, Li ZB, Liang H, Liang JJ, Liang YF, Liang YT, Liao GR, Lin DX, Liu B, Liu BJ, Liu CX, Liu D, Liu FH, Liu F, Liu F, Liu HB, Liu HH, Liu HH, Liu HM, Liu J, Liu JB, Liu JP, Liu JY, Liu K, Liu KY, Liu LD, Liu PL, Liu Q, Liu SB, Liu X, Liu YB, Liu ZA, Liu Z, Loehner H, Lou XC, Lu HJ, Lu JG, Lu Y, Lu YP, Luo CL, Luo MX, Luo T, Luo XL, Lyu XR, Ma FC, Ma HL, Ma LL, Ma MM, Ma QM, Ma T, Ma XN, Ma XY, Ma YM, Maas FE, Maggiora M, Mao YJ, Mao ZP, Marcello S, Messchendorp JG, Min J, Mitchell RE, Mo XH, Mo YJ, Morales CM, Muchnoi NY, Muramatsu H, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Niu XY, Olsen SL, Ouyang Q, Pacetti S, Pan Y, Patteri P, Pelizaeus M, Peng HP, Peters K, Pettersson J, Ping JL, Ping RG, Poling R, Prasad V, Qi HR, Qi M, Qian S, Qiao CF, Qin LQ, Qin N, Qin XS, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Ripka M, Rong G, Rosner C, Ruan XD, Sarantsev A, Savrié M, Schoenning K, Schumann S, Shan W, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Shi M, Song WM, Song XY, Sosio S, Spataro S, Sun GX, Sun JF, Sun SS, Sun XH, Sun YJ, Sun YZ, Sun ZJ, Sun ZT, Tang CJ, Tang X, Tapan I, Thorndike EH, Tiemens M, Ullrich M, Uman I, Varner GS, Wang B, Wang BL, Wang D, Wang DY, Wang K, Wang LL, Wang LS, Wang M, Wang P, Wang PL, Wang SG, Wang W, Wang WP, Wang XF, Wang Y, Wang YD, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZH, Wang ZY, Wang ZY, Weber T, Wei DH, Wei JB, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu LJ, Wu Z, Xia L, Xia LG, Xia Y, Xiao D, Xiao H, Xiao ZJ, Xie YG, Xiu QL, Xu GF, Xu JJ, Xu L, Xu QJ, Xu QN, Xu XP, Yan L, Yan WB, Yan WC, Yan YH, Yang HJ, Yang HX, Yang L, Yang YX, Ye M, Ye MH, Yin JH, Yu BX, Yu CX, Yu JS, Yuan CZ, Yuan WL, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zeng Z, Zhang BX, Zhang BY, Zhang C, Zhang CC, Zhang DH, Zhang HH, Zhang HY, Zhang J, Zhang JJ, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang SQ, Zhang XY, Zhang Y, Zhang YH, Zhang YN, Zhang YT, Zhang Y, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao QW, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng WJ, Zheng YH, Zhong B, Zhou L, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhu K, Zhu KJ, Zhu S, Zhu SH, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zotti L, Zou BS, Zou JH. Determination of the Spin and Parity of the Z_{c}(3900). Phys Rev Lett 2017; 119:072001. [PMID: 28949653 DOI: 10.1103/physrevlett.119.072001] [Citation(s) in RCA: 8] [Impact Index Per Article: 1.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/09/2017] [Indexed: 06/07/2023]
Abstract
The spin and parity of the Z_{c}(3900)^{±} state are determined to be J^{P}=1^{+} with a statistical significance larger than 7σ over other quantum numbers in a partial wave analysis of the process e^{+}e^{-}→π^{+}π^{-}J/ψ. We use a data sample of 1.92 fb^{-1} accumulated at sqrt[s]=4.23 and 4.26 GeV with the BESIII experiment. When parametrizing the Z_{c}(3900)^{±} with a Flatté-like formula, we determine its pole mass M_{pole}=(3881.2±4.2_{stat}±52.7_{syst}) MeV/c^{2} and pole width Γ_{pole}=(51.8±4.6_{stat}±36.0_{syst}) MeV. We also measure cross sections for the process e^{+}e^{-}→Z_{c}(3900)^{+}π^{-}+c.c.→J/ψπ^{+}π^{-} and determine an upper limit at the 90% confidence level for the process e^{+}e^{-}→Z_{c}(4020)^{+}π^{-}+c.c.→J/ψπ^{+}π^{-}.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G. I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - X C Ai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Albayrak
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - D J Ambrose
- University of Rochester, Rochester, New York 14627, USA
| | - A Amoroso
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Z Bai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - J M Bian
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Bianchi
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - E Boger
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Cakir
- Istanbul Aydin University, 34295 Sefakoy, Istanbul, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S A Cetin
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Chen
- Beihang University, Beijing 100191, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Chen
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - X Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Chen
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H P Cheng
- Huangshan College, Huangshan 245000, People's Republic of China
| | - X K Chu
- Peking University, Beijing 100871, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Dai
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - A Dbeyssi
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Destefanis
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F De Mori
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Dou
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Fan
- Tsinghua University, Beijing 100084, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Fang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Farinelli
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- University of Ferrara, I-44122 Ferrara, Italy
| | - L Fava
- University of Eastern Piedmont, I-15121 Alessandria, Italy
- INFN, I-10125 Turin, Italy
| | - O Fedorov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Feldbauer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - C Q Feng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | | | - M Fritsch
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Gao
- Beihang University, Beijing 100191, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Z Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - K Goetzen
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - L Gong
- Nankai University, Tianjin 300071, People's Republic of China
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Gu
- GuangXi University, Nanning 530004, People's Republic of China
| | - Y H Guan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R P Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - A Hafner
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Q Hao
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Hu
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Hu
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G S Huang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - X Z Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Z L Huang
- Liaoning University, Shenyang 110036, People's Republic of China
| | - T Hussain
- University of the Punjab, Lahore-54590, Pakistan
| | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Nankai University, Tianjin 300071, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L W Jiang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Jiang
- Nankai University, Tianjin 300071, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X L Kang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - B C Ke
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - P Kiese
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - R Kliemt
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Kloss
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - O B Kolcu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - W Kuehn
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J S Lange
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C Leng
- INFN, I-10125 Turin, Italy
| | - C Li
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - Cheng Li
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F Y Li
- Peking University, Beijing 100871, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Jin Li
- Seoul National University, Seoul 151-747, Korea
| | - K Li
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - K Li
- Shandong University, Jinan 250100, People's Republic of China
| | - Lei Li
- Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China
| | - P R Li
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Q Y Li
- Shandong University, Jinan 250100, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X M Li
- GuangXi University, Nanning 530004, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Y B Li
- Beihang University, Beijing 100191, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J J Liang
- GuangXi University, Nanning 530004, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Liu
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- GuangXi University, Nanning 530004, People's Republic of China
| | - H H Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - H H Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J P Liu
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - L D Liu
- Peking University, Beijing 100871, People's Republic of China
| | - P L Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H Loehner
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - T Luo
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - M M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y M Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
| | - X H Mo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Mo
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - N Yu Muchnoi
- G. I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Nerling
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I B Nikolaev
- G. I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - Z Ning
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Nisar
- COMSATS Institute of Information Technology, Lahore, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
| | - S L Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S L Olsen
- Seoul National University, Seoul 151-747, Korea
| | - Q Ouyang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Pacetti
- INFN and University of Perugia, I-06100 Perugia, Italy
| | - Y Pan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Pelizaeus
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H P Peng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - J Pettersson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J L Ping
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - V Prasad
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H R Qi
- Beihang University, Beijing 100191, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Q Qin
- Shandong University, Jinan 250100, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, Lahore-54590, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Ch Rosner
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X D Ruan
- GuangXi University, Nanning 530004, People's Republic of China
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Savrié
- University of Ferrara, I-44122 Ferrara, Italy
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - S Schumann
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - W Shan
- Peking University, Beijing 100871, People's Republic of China
| | - M Shao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Shi
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W M Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - S Spataro
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Sun
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - S S Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X H Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Sun
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Z Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z T Sun
- Indiana University, Bloomington, Indiana 47405, USA
| | - C J Tang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - E H Thorndike
- University of Rochester, Rochester, New York 14627, USA
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - M Ullrich
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - I Uman
- Near East University, Nicosia, North Cyprus, 10 Mersin, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Nankai University, Tianjin 300071, People's Republic of China
| | - B L Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - D Wang
- Peking University, Beijing 100871, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Wang
- Shandong University, Jinan 250100, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S G Wang
- Peking University, Beijing 100871, People's Republic of China
| | - W Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W P Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X F Wang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Wang
- Soochow University, Suzhou 215006, People's Republic of China
| | - Y D Wang
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Q Wang
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Weber
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - J B Wei
- Peking University, Beijing 100871, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Wolke
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - L H Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L J Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xia
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - L G Xia
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Xia
- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Xiao
- University of South China, Hengyang 421001, People's Republic of China
| | - Z J Xiao
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y G Xie
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q L Xiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G F Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Xu
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Q N Xu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X P Xu
- Soochow University, Suzhou 215006, People's Republic of China
| | - L Yan
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - W B Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y H Yan
- Hunan University, Changsha 410082, People's Republic of China
| | - H J Yang
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - H X Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y X Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B X Yu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Yu
- Nankai University, Tianjin 300071, People's Republic of China
| | - J S Yu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - C Z Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W L Yuan
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, Lahore-54590, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - Z Zeng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Zhang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - C C Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Zhang
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Q Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Q Zhang
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y N Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y T Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Yu Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Lei Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Zhao
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W J Zheng
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - B Zhong
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X R Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S H Zhu
- University of Science and Technology Liaoning, Anshan 114051, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y C Zhu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z A Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zotti
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J H Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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Lees JP, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Brown DN, Kolomensky YG, Koch H, Schroeder T, Hearty C, Mattison TS, McKenna JA, So RY, Blinov VE, Buzykaev AR, Druzhinin VP, Golubev VB, Kravchenko EA, Onuchin AP, Serednyakov SI, Skovpen YI, Solodov EP, Todyshev KY, Lankford AJ, Gary JW, Long O, Eisner AM, Lockman WS, Panduro Vazquez W, Chao DS, Cheng CH, Echenard B, Flood KT, Hitlin DG, Kim J, Miyashita TS, Ongmongkolkul P, Porter FC, Röhrken M, Huard Z, Meadows BT, Pushpawela BG, Sokoloff MD, Sun L, Smith JG, Wagner SR, Bernard D, Verderi M, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi IM, Piccolo M, Zallo A, Passaggio S, Patrignani C, Bhuyan B, Mallik U, Chen C, Cochran J, Prell S, Ahmed H, Gritsan AV, Arnaud N, Davier M, Le Diberder F, Lutz AM, Wormser G, Lange DJ, Wright DM, Coleman JP, Gabathuler E, Hutchcroft DE, Payne DJ, Touramanis C, Bevan AJ, Di Lodovico F, Sacco R, Cowan G, Banerjee S, Brown DN, Davis CL, Denig AG, Fritsch M, Gradl W, Griessinger K, Hafner A, Schubert KR, Barlow RJ, Lafferty GD, Cenci R, Jawahery A, Roberts DA, Cowan R, Cheaib R, Robertson SH, Dey B, Neri N, Palombo F, Cremaldi L, Godang R, Summers DJ, Taras P, De Nardo G, Sciacca C, Raven G, Jessop CP, LoSecco JM, Honscheid K, Kass R, Gaz A, Margoni M, Posocco M, Rotondo M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud GR, Calderini G, Chauveau J, Marchiori G, Ocariz J, Biasini M, Manoni E, Rossi A, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Chrzaszcz M, Forti F, Giorgi MA, Lusiani A, Oberhof B, Paoloni E, Rama M, Rizzo G, Walsh JJ, Smith AJS, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Heß M, Leddig T, Voß C, Waldi R, Adye T, Wilson FF, Emery S, Vasseur G, Aston D, Cartaro C, Convery MR, Dorfan J, Dunwoodie W, Ebert M, Field RC, Fulsom BG, Graham MT, Hast C, Innes WR, Kim P, Leith DWGS, Luitz S, Luth V, MacFarlane DB, Muller DR, Neal H, Ratcliff BN, Roodman A, Sullivan MK, Va'vra J, Wisniewski WJ, Purohit MV, Wilson JR, Randle-Conde A, Sekula SJ, Bellis M, Burchat PR, Puccio EMT, Alam MS, Ernst JA, Gorodeisky R, Guttman N, Peimer DR, Soffer A, Spanier SM, Ritchie JL, Schwitters RF, Izen JM, Lou XC, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Albert J, Beaulieu A, Bernlochner FU, King GJ, Kowalewski R, Lueck T, Nugent IM, Roney JM, Tasneem N, Gershon TJ, Harrison PF, Latham TE, Prepost R, Wu SL. Search for B^{+}→K^{+}τ^{+}τ^{-} at the BaBar Experiment. Phys Rev Lett 2017; 118:031802. [PMID: 28157371 DOI: 10.1103/physrevlett.118.031802] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/17/2016] [Indexed: 06/06/2023]
Abstract
We search for the rare flavor-changing neutral current process B^{+}→K^{+}τ^{+}τ^{-} using data from the BABAR experiment. The data sample, collected at the center-of-mass energy of the ϒ(4S) resonance, corresponds to a total integrated luminosity of 424 fb^{-1} and to 471×10^{6} BB[over ¯] pairs. We reconstruct one B meson, produced in the ϒ(4S)→B^{+}B^{-} decay, in one of many hadronic decay modes and search for activity compatible with a B^{+}→K^{+}τ^{+}τ^{-} decay in the rest of the event. Each τ lepton is required to decay leptonically into an electron or muon and neutrinos. Comparing the expected number of background events with the data sample after applying the selection criteria, we do not find evidence for a signal. The resulting upper limit, at the 90% confidence level, is B(B^{+}→K^{+}τ^{+}τ^{-})<2.25×10^{-3}.
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Affiliation(s)
- J P Lees
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Poireau
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Tisserand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - E Grauges
- Universitat de Barcelona, Facultat de Fisica, Departament ECM, E-08028 Barcelona, Spain
| | - A Palano
- INFN Sezione di Bari and Dipartimento di Fisica, Università di Bari, I-70126 Bari, Italy
| | - G Eigen
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - D N Brown
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - Yu G Kolomensky
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - H Koch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - T Schroeder
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - C Hearty
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - T S Mattison
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - J A McKenna
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - R Y So
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - V E Blinov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - A R Buzykaev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
| | - V P Druzhinin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - V B Golubev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kravchenko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A P Onuchin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - S I Serednyakov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - Yu I Skovpen
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E P Solodov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - K Yu Todyshev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A J Lankford
- University of California at Irvine, Irvine, California 92697, USA
| | - J W Gary
- University of California at Riverside, Riverside, California 92521, USA
| | - O Long
- University of California at Riverside, Riverside, California 92521, USA
| | - A M Eisner
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W S Lockman
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W Panduro Vazquez
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - D S Chao
- California Institute of Technology, Pasadena, California 91125, USA
| | - C H Cheng
- California Institute of Technology, Pasadena, California 91125, USA
| | - B Echenard
- California Institute of Technology, Pasadena, California 91125, USA
| | - K T Flood
- California Institute of Technology, Pasadena, California 91125, USA
| | - D G Hitlin
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Kim
- California Institute of Technology, Pasadena, California 91125, USA
| | - T S Miyashita
- California Institute of Technology, Pasadena, California 91125, USA
| | - P Ongmongkolkul
- California Institute of Technology, Pasadena, California 91125, USA
| | - F C Porter
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Röhrken
- California Institute of Technology, Pasadena, California 91125, USA
| | - Z Huard
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - B T Meadows
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | | | - M D Sokoloff
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - L Sun
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - J G Smith
- University of Colorado, Boulder, Colorado 80309, USA
| | - S R Wagner
- University of Colorado, Boulder, Colorado 80309, USA
| | - D Bernard
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - M Verderi
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - C Bozzi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - R Calabrese
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Luppi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R de Sangro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G Finocchiaro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Martellotti
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - I M Peruzzi
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Piccolo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Passaggio
- INFN Sezione di Genova, I-16146 Genova, Italy
| | | | - B Bhuyan
- Indian Institute of Technology Guwahati, Guwahati, Assam 781 039, India
| | - U Mallik
- University of Iowa, Iowa City, Iowa 52242, USA
| | - C Chen
- Iowa State University, Ames, Iowa 50011, USA
| | - J Cochran
- Iowa State University, Ames, Iowa 50011, USA
| | - S Prell
- Iowa State University, Ames, Iowa 50011, USA
| | - H Ahmed
- Physics Department, Jazan University, Jazan 22822, Kingdom of Saudi Arabia
| | - A V Gritsan
- Johns Hopkins University, Baltimore, Maryland 21218, USA
| | - N Arnaud
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - M Davier
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - F Le Diberder
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - A M Lutz
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - G Wormser
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - D J Lange
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - D M Wright
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - J P Coleman
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - E Gabathuler
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D E Hutchcroft
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D J Payne
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - C Touramanis
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - A J Bevan
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - F Di Lodovico
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - R Sacco
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - G Cowan
- University of London, Royal Holloway and Bedford New College, Egham, Surrey TW20 0EX, United Kingdom
| | - Sw Banerjee
- University of Louisville, Louisville, Kentucky 40292, USA
| | - D N Brown
- University of Louisville, Louisville, Kentucky 40292, USA
| | - C L Davis
- University of Louisville, Louisville, Kentucky 40292, USA
| | - A G Denig
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - M Fritsch
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - W Gradl
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K Griessinger
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - A Hafner
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K R Schubert
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - R J Barlow
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - G D Lafferty
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - R Cenci
- University of Maryland, College Park, Maryland 20742, USA
| | - A Jawahery
- University of Maryland, College Park, Maryland 20742, USA
| | - D A Roberts
- University of Maryland, College Park, Maryland 20742, USA
| | - R Cowan
- Massachusetts Institute of Technology, Laboratory for Nuclear Science, Cambridge, Massachusetts 02139, USA
| | - R Cheaib
- McGill University, Montréal, Québec, Canada H3A 2T8
| | | | - B Dey
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - N Neri
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - F Palombo
- INFN Sezione di Milano, I-20133 Milano, Italy
- Dipartimento di Fisica, Università di Milano, I-20133 Milano, Italy
| | - L Cremaldi
- University of Mississippi, University, Mississippi 38677, USA
| | - R Godang
- University of Mississippi, University, Mississippi 38677, USA
| | - D J Summers
- University of Mississippi, University, Mississippi 38677, USA
| | - P Taras
- Université de Montréal, Physique des Particules, Montréal, Québec, Canada H3C 3J7
| | - G De Nardo
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - C Sciacca
- INFN Sezione di Napoli and Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - G Raven
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, The Netherlands
| | - C P Jessop
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - J M LoSecco
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - K Honscheid
- Ohio State University, Columbus, Ohio 43210, USA
| | - R Kass
- Ohio State University, Columbus, Ohio 43210, USA
| | - A Gaz
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Margoni
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - M Posocco
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Rotondo
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - G Simi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - F Simonetto
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - R Stroili
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - S Akar
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - E Ben-Haim
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M Bomben
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G R Bonneaud
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G Calderini
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - J Chauveau
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G Marchiori
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - J Ocariz
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M Biasini
- INFN Sezione di Perugia, I-06123 Perugia, Italy
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - E Manoni
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - A Rossi
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - G Batignani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - S Bettarini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Carpinelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - G Casarosa
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | | | - F Forti
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M A Giorgi
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Lusiani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Scuola Normale Superiore di Pisa, I-56127 Pisa, Italy
| | - B Oberhof
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - E Paoloni
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Rama
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - G Rizzo
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - J J Walsh
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - A J S Smith
- Princeton University, Princeton, New Jersey 08544, USA
| | - F Anulli
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - R Faccini
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - F Ferrarotto
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - F Ferroni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - A Pilloni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - G Piredda
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - C Bünger
- Universität Rostock, D-18051 Rostock, Germany
| | - S Dittrich
- Universität Rostock, D-18051 Rostock, Germany
| | - O Grünberg
- Universität Rostock, D-18051 Rostock, Germany
| | - M Heß
- Universität Rostock, D-18051 Rostock, Germany
| | - T Leddig
- Universität Rostock, D-18051 Rostock, Germany
| | - C Voß
- Universität Rostock, D-18051 Rostock, Germany
| | - R Waldi
- Universität Rostock, D-18051 Rostock, Germany
| | - T Adye
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - F F Wilson
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - S Emery
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - G Vasseur
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - D Aston
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Cartaro
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M R Convery
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Dorfan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W Dunwoodie
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M Ebert
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - R C Field
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B G Fulsom
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M T Graham
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Hast
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W R Innes
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - P Kim
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D W G S Leith
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - S Luitz
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - V Luth
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D B MacFarlane
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D R Muller
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - H Neal
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B N Ratcliff
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - A Roodman
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M K Sullivan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Va'vra
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W J Wisniewski
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M V Purohit
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - J R Wilson
- University of South Carolina, Columbia, South Carolina 29208, USA
| | | | - S J Sekula
- Southern Methodist University, Dallas, Texas 75275, USA
| | - M Bellis
- Stanford University, Stanford, California 94305, USA
| | - P R Burchat
- Stanford University, Stanford, California 94305, USA
| | - E M T Puccio
- Stanford University, Stanford, California 94305, USA
| | - M S Alam
- State University of New York, Albany, New York 12222, USA
| | - J A Ernst
- State University of New York, Albany, New York 12222, USA
| | - R Gorodeisky
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - N Guttman
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - D R Peimer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - A Soffer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - S M Spanier
- University of Tennessee, Knoxville, Tennessee 37996, USA
| | - J L Ritchie
- University of Texas at Austin, Austin, Texas 78712, USA
| | | | - J M Izen
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - X C Lou
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - F Bianchi
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - F De Mori
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - A Filippi
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - D Gamba
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - L Lanceri
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - L Vitale
- INFN Sezione di Trieste and Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | | | - A Oyanguren
- IFIC, Universitat de Valencia-CSIC, E-46071 Valencia, Spain
| | - J Albert
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - A Beaulieu
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - F U Bernlochner
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - G J King
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - R Kowalewski
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - T Lueck
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - I M Nugent
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - J M Roney
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - N Tasneem
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - T J Gershon
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - P F Harrison
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - T E Latham
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - R Prepost
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S L Wu
- University of Wisconsin, Madison, Wisconsin 53706, USA
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Ablikim M, Achasov MN, Ai XC, Albayrak O, Albrecht M, Ambrose DJ, Amoroso A, An FF, An Q, Bai JZ, Baldini Ferroli R, Ban Y, Bennett DW, Bennett JV, Bertani M, Bettoni D, Bian JM, Bianchi F, Boger E, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chang JF, Chelkov G, Chen G, Chen HS, Chen HY, Chen JC, Chen ML, Chen S, Chen SJ, Chen X, Chen XR, Chen YB, Cheng HP, Chu XK, Cibinetto G, Dai HL, Dai JP, Dbeyssi A, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Dou ZL, Du SX, Duan PF, Fan JZ, Fang J, Fang SS, Fang X, Fang Y, Farinelli R, Fava L, Fedorov O, Feldbauer F, Felici G, Feng CQ, Fioravanti E, Fritsch M, Fu CD, Gao Q, Gao XL, Gao XY, Gao Y, Gao Z, Garzia I, Goetzen K, Gong L, Gong WX, Gradl W, Greco M, Gu MH, Gu YT, Guan YH, Guo AQ, Guo LB, Guo RP, Guo Y, Guo YP, Haddadi Z, Hafner A, Han S, Hao XQ, Harris FA, He KL, Held T, Heng YK, Hou ZL, Hu C, Hu HM, Hu JF, Hu T, Hu Y, Huang GS, Huang JS, Huang XT, Huang XZ, Huang Y, Huang ZL, Hussain T, Ji Q, Ji QP, Ji XB, Ji XL, Jiang LW, Jiang XS, Jiang XY, Jiao JB, Jiao Z, Jin DP, Jin S, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XL, Kang XS, Kavatsyuk M, Ke BC, Kiese P, Kliemt R, Kloss B, Kolcu OB, Kopf B, Kornicer M, Kupsc A, Kühn W, Lange JS, Lara M, Larin P, Leng C, Li C, Li C, Li DM, Li F, Li FY, Li G, Li HB, Li HJ, Li JC, Li J, Li K, Li K, Li L, Li PR, Li QY, Li T, Li WD, Li WG, Li XL, Li XN, Li XQ, Li YB, Li ZB, Liang H, Liang YF, Liang YT, Liao GR, Lin DX, Liu B, Liu BJ, Liu CX, Liu D, Liu FH, Liu F, Liu F, Liu HB, Liu HH, Liu HH, Liu HM, Liu J, Liu JB, Liu JP, Liu JY, Liu K, Liu KY, Liu LD, Liu PL, Liu Q, Liu SB, Liu X, Liu YB, Liu ZA, Liu Z, Loehner H, Lou XC, Lu HJ, Lu JG, Lu Y, Lu YP, Luo CL, Luo MX, Luo T, Luo XL, Lyu XR, Ma FC, Ma HL, Ma LL, Ma MM, Ma QM, Ma T, Ma XN, Ma XY, Ma YM, Maas FE, Maggiora M, Mao YJ, Mao ZP, Marcello S, Messchendorp JG, Min J, Min TJ, Mitchell RE, Mo XH, Mo YJ, Morales Morales C, Muchnoi NY, Muramatsu H, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Niu XY, Olsen SL, Ouyang Q, Pacetti S, Pan Y, Patteri P, Pelizaeus M, Peng HP, Peters K, Pettersson J, Ping JL, Ping RG, Poling R, Prasad V, Qi HR, Qi M, Qian S, Qiao CF, Qin LQ, Qin N, Qin XS, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Ripka M, Rong G, Rosner C, Ruan XD, Sarantsev A, Savrié M, Schoenning K, Schumann S, Shan W, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Shi M, Song WM, Song XY, Sosio S, Spataro S, Sun GX, Sun JF, Sun SS, Sun XH, Sun YJ, Sun YZ, Sun ZJ, Sun ZT, Tang CJ, Tang X, Tapan I, Thorndike EH, Tiemens M, Ullrich M, Uman I, Varner GS, Wang B, Wang BL, Wang D, Wang DY, Wang K, Wang LL, Wang LS, Wang M, Wang P, Wang PL, Wang W, Wang WP, Wang XF, Wang Y, Wang YD, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZH, Wang ZY, Wang ZY, Weber T, Wei DH, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu LJ, Wu Z, Xia L, Xia LG, Xia Y, Xiao D, Xiao H, Xiao ZJ, Xie YG, Xiu QL, Xu GF, Xu JJ, Xu L, Xu QJ, Xu QN, Xu XP, Yan L, Yan WB, Yan WC, Yan YH, Yang HJ, Yang HX, Yang L, Yang YX, Ye M, Ye MH, Yin JH, Yu BX, Yu CX, Yu JS, Yuan CZ, Yuan WL, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zeng Z, Zhang BX, Zhang BY, Zhang C, Zhang CC, Zhang DH, Zhang HH, Zhang HY, Zhang J, Zhang JJ, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang SQ, Zhang XY, Zhang Y, Zhang YH, Zhang YN, Zhang YT, Zhang Y, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao QW, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng WJ, Zheng YH, Zhong B, Zhou L, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhu K, Zhu KJ, Zhu S, Zhu SH, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zotti L, Zou BS, Zou JH. Amplitude Analysis of the Decays η^{'}→π^{+}π^{-}π^{0} and η^{'}→π^{0}π^{0}π^{0}. Phys Rev Lett 2017; 118:012001. [PMID: 28106414 DOI: 10.1103/physrevlett.118.012001] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/15/2016] [Indexed: 06/06/2023]
Abstract
Based on a sample of 1.31×10^{9} J/ψ events collected with the BESIII detector, an amplitude analysis of the isospin-violating decays η^{'}→π^{+}π^{-}π^{0} and η^{'}→π^{0}π^{0}π^{0} is performed. A significant P-wave contribution from η^{'}→ρ^{±}π^{∓} is observed for the first time in η^{'}→π^{+}π^{-}π^{0}. The branching fraction is determined to be B(η^{'}→ρ^{±}π^{∓})=(7.44±0.60±1.26±1.84)×10^{-4}, where the first uncertainty is statistical, the second systematic, and the third model dependent. In addition to the nonresonant S-wave component, there is a significant σ meson component. The branching fractions of the combined S-wave components are determined to be B(η^{'}→π^{+}π^{-}π^{0})_{S}=(37.63±0.77±2.22±4.48)×10^{-4} and B(η^{'}→π^{0}π^{0}π^{0})=(35.22±0.82±2.54)×10^{-4}, respectively. The latter one is consistent with previous BESIII measurements.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - X C Ai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Albayrak
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - D J Ambrose
- University of Rochester, Rochester, New York 14627, USA
| | - A Amoroso
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Z Bai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - J M Bian
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Bianchi
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - E Boger
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow, Russia
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Cakir
- Ankara University, 06100 Tandogan, Ankara, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S A Cetin
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Chen
- Beihang University, Beijing 100191, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Chen
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - X Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Chen
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H P Cheng
- Huangshan College, Huangshan 245000, People's Republic of China
| | - X K Chu
- Peking University, Beijing 100871, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Dai
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - A Dbeyssi
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow, Russia
| | - M Destefanis
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F De Mori
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Dou
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Fan
- Tsinghua University, Beijing 100084, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Fang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Farinelli
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- University of Ferrara, I-44122 Ferrara, Italy
| | - L Fava
- University of Eastern Piedmont, I-15121 Alessandria, Italy
- INFN, I-10125 Turin, Italy
| | - O Fedorov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow, Russia
| | - F Feldbauer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - C Q Feng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | | | - M Fritsch
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Gao
- Beihang University, Beijing 100191, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Z Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - K Goetzen
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - L Gong
- Nankai University, Tianjin 300071, People's Republic of China
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Gu
- Guangxi University, Nanning 530004, People's Republic of China
| | - Y H Guan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R P Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - A Hafner
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Q Hao
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Hu
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Hu
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G S Huang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - X Z Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Z L Huang
- Liaoning University, Shenyang 110036, People's Republic of China
| | - T Hussain
- University of the Punjab, Lahore-54590, Pakistan
| | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Nankai University, Tianjin 300071, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L W Jiang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Jiang
- Nankai University, Tianjin 300071, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X L Kang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - B C Ke
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - P Kiese
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - R Kliemt
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Kloss
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - O B Kolcu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - W Kühn
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - J S Lange
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C Leng
- INFN, I-10125 Turin, Italy
| | - C Li
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - Cheng Li
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F Y Li
- Peking University, Beijing 100871, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Jin Li
- Seoul National University, Seoul 151-747, Korea
| | - K Li
- Shandong University, Jinan 250100, People's Republic of China
| | - K Li
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Lei Li
- Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China
| | - P R Li
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Q Y Li
- Shandong University, Jinan 250100, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Y B Li
- Beihang University, Beijing 100191, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Liu
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- Guangxi University, Nanning 530004, People's Republic of China
| | - H H Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - H H Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J P Liu
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - L D Liu
- Peking University, Beijing 100871, People's Republic of China
| | - P L Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H Loehner
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - T Luo
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - M M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y M Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
| | - X H Mo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Mo
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - N Yu Muchnoi
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow, Russia
| | - F Nerling
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I B Nikolaev
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - Z Ning
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Nisar
- COMSATS Institute of Information Technology, Lahore, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
| | - S L Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S L Olsen
- Seoul National University, Seoul 151-747, Korea
| | - Q Ouyang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Pacetti
- INFN and University of Perugia, I-06100 Perugia, Italy
| | - Y Pan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Pelizaeus
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H P Peng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - J Pettersson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J L Ping
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - V Prasad
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H R Qi
- Beihang University, Beijing 100191, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Q Qin
- Shandong University, Jinan 250100, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, Lahore-54590, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Ch Rosner
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X D Ruan
- Guangxi University, Nanning 530004, People's Republic of China
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow, Russia
| | - M Savrié
- University of Ferrara, I-44122 Ferrara, Italy
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - S Schumann
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - W Shan
- Peking University, Beijing 100871, People's Republic of China
| | - M Shao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Shi
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W M Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - S Spataro
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Sun
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - S S Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X H Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Sun
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Z Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z T Sun
- Indiana University, Bloomington, Indiana 47405, USA
| | - C J Tang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - E H Thorndike
- University of Rochester, Rochester, New York 14627, USA
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - M Ullrich
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - I Uman
- Near East University, Nicosia, North Cyprus, Mersin 10, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Nankai University, Tianjin 300071, People's Republic of China
| | - B L Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - D Wang
- Peking University, Beijing 100871, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Wang
- Shandong University, Jinan 250100, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W P Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X F Wang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Wang
- Soochow University, Suzhou 215006, People's Republic of China
| | - Y D Wang
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Q Wang
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Weber
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Wolke
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - L H Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L J Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xia
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - L G Xia
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Xia
- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Xiao
- University of South China, Hengyang 421001, People's Republic of China
| | - Z J Xiao
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y G Xie
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q L Xiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G F Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Xu
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Q N Xu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X P Xu
- Soochow University, Suzhou 215006, People's Republic of China
| | - L Yan
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - W B Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y H Yan
- Hunan University, Changsha 410082, People's Republic of China
| | - H J Yang
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - H X Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y X Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B X Yu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Yu
- Nankai University, Tianjin 300071, People's Republic of China
| | - J S Yu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - C Z Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W L Yuan
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, Lahore-54590, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - Z Zeng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Zhang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - C C Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Zhang
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Q Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Q Zhang
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y N Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y T Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Yu Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Lei Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Zhao
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W J Zheng
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - B Zhong
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X R Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S H Zhu
- University of Science and Technology Liaoning, Anshan 114051, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y C Zhu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z A Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zotti
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J H Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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Ablikim M, Achasov MN, Ahmed S, Ai XC, Albayrak O, Albrecht M, Ambrose DJ, Amoroso A, An FF, An Q, Bai JZ, Bakina O, Baldini Ferroli R, Ban Y, Bennett DW, Bennett JV, Berger N, Bertani M, Bettoni D, Bian JM, Bianchi F, Boger E, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chai J, Chang JF, Chelkov G, Chen G, Chen HS, Chen JC, Chen ML, Chen S, Chen SJ, Chen X, Chen XR, Chen YB, Cheng HP, Chu XK, Cibinetto G, Dai HL, Dai JP, Dbeyssi A, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Dou ZL, Du SX, Duan PF, Fan JZ, Fang J, Fang SS, Fang X, Fang Y, Farinelli R, Fava L, Fegan S, Feldbauer F, Felici G, Feng CQ, Fioravanti E, Fritsch M, Fu CD, Gao Q, Gao XL, Gao Y, Gao Z, Garzia I, Goetzen K, Gong L, Gong WX, Gradl W, Greco M, Gu MH, Gu YT, Guan YH, Guo AQ, Guo LB, Guo RP, Guo Y, Guo YP, Haddadi Z, Hafner A, Han S, Hao XQ, Harris FA, He KL, Heinsius FH, Held T, Heng YK, Holtmann T, Hou ZL, Hu C, Hu HM, Hu JF, Hu T, Hu Y, Huang GS, Huang JS, Huang XT, Huang XZ, Huang Y, Huang ZL, Hussain T, Ikegami Andersson W, Ji Q, Ji QP, Ji XB, Ji XL, Jiang LW, Jiang XS, Jiang XY, Jiao JB, Jiao Z, Jin DP, Jin S, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XL, Kang XS, Kavatsyuk M, Ke BC, Kiese P, Kliemt R, Kloss B, Kolcu OB, Kopf B, Kornicer M, Kupsc A, Kühn W, Lange JS, Lara M, Larin P, Leithoff H, Leng C, Li C, Li C, Li DM, Li F, Li FY, Li G, Li HB, Li HJ, Li JC, Li J, Li K, Li K, Li L, Li PL, Li PR, Li QY, Li T, Li WD, Li WG, Li XL, Li XN, Li XQ, Li YB, Li ZB, Liang H, Liang YF, Liang YT, Liao GR, Lin DX, Liu B, Liu BJ, Liu CX, Liu D, Liu FH, Liu F, Liu F, Liu HB, Liu HH, Liu HH, Liu HM, Liu J, Liu JB, Liu JP, Liu JY, Liu K, Liu KY, Liu LD, Liu PL, Liu Q, Liu SB, Liu X, Liu YB, Liu YY, Liu ZA, Liu Z, Loehner H, Long YF, Lou XC, Lu HJ, Lu JG, Lu Y, Lu YP, Luo CL, Luo MX, Luo T, Luo XL, Lyu XR, Ma FC, Ma HL, Ma LL, Ma MM, Ma QM, Ma T, Ma XN, Ma XY, Ma YM, Maas FE, Maggiora M, Malik QA, Mao YJ, Mao ZP, Marcello S, Messchendorp JG, Mezzadri G, Min J, Min TJ, Mitchell RE, Mo XH, Mo YJ, Morales Morales C, Muchnoi NY, Muramatsu H, Musiol P, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Niu XY, Olsen SL, Ouyang Q, Pacetti S, Pan Y, Patteri P, Pelizaeus M, Peng HP, Peters K, Pettersson J, Ping JL, Ping RG, Poling R, Prasad V, Qi HR, Qi M, Qian S, Qiao CF, Qin LQ, Qin N, Qin XS, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Ripka M, Rong G, Rosner C, Ruan XD, Sarantsev A, Savrié M, Schnier C, Schoenning K, Schumann S, Shan W, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Shi M, Song WM, Song XY, Sosio S, Spataro S, Sun GX, Sun JF, Sun SS, Sun XH, Sun YJ, Sun YZ, Sun ZJ, Sun ZT, Tang CJ, Tang X, Tapan I, Thorndike EH, Tiemens M, Uman I, Varner GS, Wang B, Wang BL, Wang D, Wang DY, Wang K, Wang LL, Wang LS, Wang M, Wang P, Wang PL, Wang W, Wang WP, Wang XF, Wang Y, Wang YD, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZH, Wang ZY, Wang ZY, Weber T, Wei DH, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu LJ, Wu Z, Xia L, Xia LG, Xia Y, Xiao D, Xiao H, Xiao ZJ, Xie YG, Xiu QL, Xu GF, Xu JJ, Xu L, Xu QJ, Xu QN, Xu XP, Yan L, Yan WB, Yan WC, Yan YH, Yang HJ, Yang HX, Yang L, Yang YX, Ye M, Ye MH, Yin JH, You ZY, Yu BX, Yu CX, Yu JS, Yuan CZ, Yuan WL, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zeng Z, Zhang BX, Zhang BY, Zhang C, Zhang CC, Zhang DH, Zhang HH, Zhang HY, Zhang J, Zhang JJ, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang SQ, Zhang XY, Zhang Y, Zhang Y, Zhang YH, Zhang YN, Zhang YT, Zhang Y, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao QW, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng WJ, Zheng YH, Zhong B, Zhou L, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhu K, Zhu KJ, Zhu S, Zhu SH, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zotti L, Zou BS, Zou JH. Measurement of Singly Cabibbo Suppressed Decays Λ_{c}^{+}→pπ^{+}π^{-} and Λ_{c}^{+}→pK^{+}K^{-}. Phys Rev Lett 2016; 117:232002. [PMID: 27982610 DOI: 10.1103/physrevlett.117.232002] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/28/2016] [Indexed: 06/06/2023]
Abstract
Using 567 pb^{-1} of data collected with the BESIII detector at a center-of-mass energy of sqrt[s]=4.599 GeV, near the Λ_{c}^{+}Λ[over ¯]_{c}^{-} threshold, we study the singly Cabibbo-suppressed decays Λ_{c}^{+}→pπ^{+}π^{-} and Λ_{c}^{+}→pK^{+}K^{-}. By normalizing with respect to the Cabibbo-favored decay Λ_{c}^{+}→pK^{-}π^{+}, we obtain ratios of branching fractions: [B(Λ_{c}^{+}→pπ^{+}π^{-})/B(Λ_{c}^{+}→pK^{-}π^{+})]=(6.70±0.48±0.25)%, [B(Λ_{c}^{+}→pϕ)/B(Λ_{c}^{+}→pK^{-}π^{+})]=(1.81±0.33±0.13)%, and [B(Λ_{c}^{+}→pK^{+}K_{non-ϕ}^{-})/B(Λ_{c}^{+}→pK^{-}π^{+})]=(9.36±2.22±0.71)×10^{-3}, where the uncertainties are statistical and systematic, respectively. The absolute branching fractions are also presented. Among these measurements, the decay Λ_{c}^{+}→pπ^{+}π^{-} is observed for the first time, and the precision of the branching fraction for Λ_{c}^{+}→pK^{+}K_{non-ϕ}^{-} and Λ_{c}^{+}→pϕ is significantly improved.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G. I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - S Ahmed
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X C Ai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Albayrak
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - D J Ambrose
- University of Rochester, Rochester, New York 14627, USA
| | - A Amoroso
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Z Bai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Bakina
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - N Berger
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - J M Bian
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Bianchi
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - E Boger
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Cakir
- Ankara University, 06100 Tandogan, Ankara, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S A Cetin
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - J Chai
- INFN, I-10125 Turin, Italy
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Chen
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - X Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Chen
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H P Cheng
- Huangshan College, Huangshan 245000, People's Republic of China
| | - X K Chu
- Peking University, Beijing 100871, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Dai
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - A Dbeyssi
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Destefanis
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F De Mori
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Dou
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Fan
- Tsinghua University, Beijing 100084, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Fang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Farinelli
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- University of Ferrara, I-44122 Ferrara, Italy
| | - L Fava
- University of Eastern Piedmont, I-15121 Alessandria, Italy
- INFN, I-10125 Turin, Italy
| | - S Fegan
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - F Feldbauer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - C Q Feng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | | | - M Fritsch
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Z Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - K Goetzen
- GSI Helmholtz Centre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - L Gong
- Nankai University, Tianjin 300071, People's Republic of China
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Gu
- Guangxi University, Nanning 530004, People's Republic of China
| | - Y H Guan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R P Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - A Hafner
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Q Hao
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | | | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Holtmann
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Hu
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Hu
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G S Huang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - X Z Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Z L Huang
- Liaoning University, Shenyang 110036, People's Republic of China
| | - T Hussain
- University of the Punjab, Lahore 54590, Pakistan
| | | | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L W Jiang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Jiang
- Nankai University, Tianjin 300071, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X L Kang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - B C Ke
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - P Kiese
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - R Kliemt
- GSI Helmholtz Centre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - B Kloss
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - O B Kolcu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - W Kühn
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - J S Lange
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H Leithoff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C Leng
- INFN, I-10125 Turin, Italy
| | - C Li
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - Cheng Li
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F Y Li
- Peking University, Beijing 100871, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Jin Li
- Seoul National University, Seoul 151-747, Korea
| | - K Li
- Shandong University, Jinan 250100, People's Republic of China
| | - K Li
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Lei Li
- Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China
| | - P L Li
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - P R Li
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Q Y Li
- Shandong University, Jinan 250100, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Y B Li
- Beihang University, Beijing 100191, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Liu
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- Guangxi University, Nanning 530004, People's Republic of China
| | - H H Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J P Liu
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - L D Liu
- Peking University, Beijing 100871, People's Republic of China
| | - P L Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Y Y Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H Loehner
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - Y F Long
- Peking University, Beijing 100871, People's Republic of China
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - T Luo
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - M M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y M Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Q A Malik
- University of the Punjab, Lahore 54590, Pakistan
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - G Mezzadri
- University of Ferrara, I-44122 Ferrara, Italy
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
| | - X H Mo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Mo
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - N Yu Muchnoi
- G. I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - P Musiol
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Nerling
- GSI Helmholtz Centre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - I B Nikolaev
- G. I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - Z Ning
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Nisar
- COMSATS Institute of Information Technology, Lahore, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
| | - S L Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S L Olsen
- Seoul National University, Seoul 151-747, Korea
| | - Q Ouyang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Pacetti
- INFN and University of Perugia, I-06100 Perugia, Italy
| | - Y Pan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Pelizaeus
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H P Peng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtz Centre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - J Pettersson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J L Ping
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - V Prasad
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H R Qi
- Beihang University, Beijing 100191, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Q Qin
- Shandong University, Jinan 250100, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, Lahore 54590, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Ch Rosner
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X D Ruan
- Guangxi University, Nanning 530004, People's Republic of China
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Savrié
- University of Ferrara, I-44122 Ferrara, Italy
| | - C Schnier
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - S Schumann
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - W Shan
- Peking University, Beijing 100871, People's Republic of China
| | - M Shao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Shi
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W M Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - S Spataro
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Sun
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - S S Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X H Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Sun
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Z Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z T Sun
- Indiana University, Bloomington, Indiana 47405, USA
| | - C J Tang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - E H Thorndike
- University of Rochester, Rochester, New York 14627, USA
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - I Uman
- Near East University, Nicosia, North Cyprus, Mersin 10, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Nankai University, Tianjin 300071, People's Republic of China
| | - B L Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - D Wang
- Peking University, Beijing 100871, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Wang
- Shandong University, Jinan 250100, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W P Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X F Wang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Wang
- Soochow University, Suzhou 215006, People's Republic of China
| | - Y D Wang
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Q Wang
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Weber
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Wolke
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - L H Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L J Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xia
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - L G Xia
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Xia
- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Xiao
- University of South China, Hengyang 421001, People's Republic of China
| | - Z J Xiao
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y G Xie
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q L Xiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G F Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Xu
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Q N Xu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X P Xu
- Soochow University, Suzhou 215006, People's Republic of China
| | - L Yan
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - W B Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y H Yan
- Hunan University, Changsha 410082, People's Republic of China
| | - H J Yang
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - H X Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y X Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Y You
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - B X Yu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Yu
- Nankai University, Tianjin 300071, People's Republic of China
| | - J S Yu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - C Z Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W L Yuan
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, Lahore 54590, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - Z Zeng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Zhang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - C C Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Zhang
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Q Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Q Zhang
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y N Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y T Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Yu Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Lei Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Zhao
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W J Zheng
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - B Zhong
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X R Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S H Zhu
- University of Science and Technology Liaoning, Anshan 114051, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y C Zhu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z A Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zotti
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J H Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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Ablikim M, Achasov MN, Ahmed S, Ai XC, Albayrak O, Albrecht M, Ambrose DJ, Amoroso A, An FF, An Q, Bai JZ, Baldini Ferroli R, Ban Y, Bennett DW, Bennett JV, Berger N, Bertani M, Bettoni D, Bian JM, Bianchi F, Boger E, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chang JF, Chelkov G, Chen G, Chen HS, Chen HY, Chen JC, Chen ML, Chen S, Chen SJ, Chen X, Chen XR, Chen YB, Cheng HP, Chu XK, Cibinetto G, Dai HL, Dai JP, Dbeyssi A, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Dou ZL, Du SX, Duan PF, Fan JZ, Fang J, Fang SS, Fang X, Fang Y, Farinelli R, Fava L, Fedorov O, Feldbauer F, Felici G, Feng CQ, Fioravanti E, Fritsch M, Fu CD, Gao Q, Gao XL, Gao XY, Gao Y, Gao Z, Garzia I, Goetzen K, Gong L, Gong WX, Gradl W, Greco M, Gu MH, Gu YT, Guan YH, Guo AQ, Guo LB, Guo RP, Guo Y, Guo YP, Haddadi Z, Hafner A, Han S, Hao XQ, Harris FA, He KL, Heinsius FH, Held T, Heng YK, Holtmann T, Hou ZL, Hu C, Hu HM, Hu JF, Hu T, Hu Y, Huang GS, Huang YP, Huang JS, Huang XT, Huang XZ, Huang Y, Huang ZL, Hussain T, Ji Q, Ji QP, Ji XB, Ji XL, Jiang LW, Jiang XS, Jiang XY, Jiao JB, Jiao Z, Jin DP, Jin S, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XL, Kang XS, Kavatsyuk M, Ke BC, Kiese P, Kliemt R, Kloss B, Kolcu OB, Kopf B, Kornicer M, Kupsc A, Kühn W, Lange JS, Lara M, Larin P, Leithoff H, Leng C, Li C, Li C, Li DM, Li F, Li FY, Li G, Li HB, Li HJ, Li JC, Li J, Li K, Li K, Li L, Li PR, Li QY, Li T, Li WD, Li WG, Li XL, Li XN, Li XQ, Li YB, Li ZB, Liang H, Liang YF, Liang YT, Liao GR, Lin DX, Liu B, Liu BJ, Liu CX, Liu D, Liu FH, Liu F, Liu F, Liu HB, Liu HH, Liu HH, Liu HM, Liu J, Liu JB, Liu JP, Liu JY, Liu K, Liu KY, Liu LD, Liu PL, Liu Q, Liu SB, Liu X, Liu YB, Liu YY, Liu ZA, Liu Z, Loehner H, Lou XC, Lu HJ, Lu JG, Lu Y, Lu YP, Luo CL, Luo MX, Luo T, Luo XL, Lyu XR, Ma FC, Ma HL, Ma LL, Ma MM, Ma QM, Ma T, Ma XN, Ma XY, Ma YM, Maas FE, Maggiora M, Malik QA, Mao YJ, Mao ZP, Marcello S, Messchendorp JG, Mezzadri G, Min J, Min TJ, Mitchell RE, Mo XH, Mo YJ, Morales Morales C, Muchnoi NY, Muramatsu H, Musiol P, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Niu XY, Olsen SL, Ouyang Q, Pacetti S, Pan Y, Patteri P, Pelizaeus M, Peng HP, Peters K, Pettersson J, Ping JL, Ping RG, Poling R, Prasad V, Qi HR, Qi M, Qian S, Qiao CF, Qin LQ, Qin N, Qin XS, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Ripka M, Rong G, Rosner C, Ruan XD, Sarantsev A, Savrié M, Schnier C, Schoenning K, Schumann S, Shan W, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Shi M, Song WM, Song XY, Sosio S, Spataro S, Sun GX, Sun JF, Sun SS, Sun XH, Sun YJ, Sun YZ, Sun ZJ, Sun ZT, Tang CJ, Tang X, Tapan I, Thorndike EH, Tiemens M, Uman I, Varner GS, Wang B, Wang BL, Wang D, Wang DY, Wang K, Wang LL, Wang LS, Wang M, Wang P, Wang PL, Wang SG, Wang W, Wang WP, Wang XF, Wang Y, Wang YD, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZH, Wang ZY, Wang ZY, Weber T, Wei DH, Wei JB, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu LJ, Wu Z, Xia L, Xia LG, Xia Y, Xiao D, Xiao H, Xiao ZJ, Xie YG, Xiu QL, Xu GF, Xu JJ, Xu L, Xu QJ, Xu QN, Xu XP, Yan L, Yan WB, Yan WC, Yan YH, Yang HJ, Yang HX, Yang L, Yang YX, Ye M, Ye MH, Yin JH, Yu BX, Yu CX, Yu JS, Yuan CZ, Yuan WL, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zeng Z, Zhang BX, Zhang BY, Zhang C, Zhang CC, Zhang DH, Zhang HH, Zhang HY, Zhang J, Zhang JJ, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang SQ, Zhang XY, Zhang Y, Zhang YH, Zhang YN, Zhang YT, Zhang Y, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao QW, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng WJ, Zheng YH, Zhong B, Zhou L, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhu K, Zhu KJ, Zhu S, Zhu SH, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zotti L, Zou BS, Zou JH. Observation of an Anomalous Line Shape of the η^{'}π^{+}π^{-} Mass Spectrum near the pp[over ¯] Mass Threshold in J/ψ→γη^{'}π^{+}π^{-}. Phys Rev Lett 2016; 117:042002. [PMID: 27494467 DOI: 10.1103/physrevlett.117.042002] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 04/01/2016] [Indexed: 06/06/2023]
Abstract
Using 1.09×10^{9} J/ψ events collected by the BESIII experiment in 2012, we study the J/ψ→γη^{'}π^{+}π^{-} process and observe a significant abrupt change in the slope of the η^{'}π^{+}π^{-} invariant mass distribution at the proton-antiproton (pp[over ¯]) mass threshold. We use two models to characterize the η^{'}π^{+}π^{-} line shape around 1.85 GeV/c^{2}: one that explicitly incorporates the opening of a decay threshold in the mass spectrum (Flatté formula), and another that is the coherent sum of two resonant amplitudes. Both fits show almost equally good agreement with data, and suggest the existence of either a broad state around 1.85 GeV/c^{2} with strong couplings to the pp[over ¯] final states or a narrow state just below the pp[over ¯] mass threshold. Although we cannot distinguish between the fits, either one supports the existence of a pp[over ¯] moleculelike state or bound state with greater than 7σ significance.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - S Ahmed
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X C Ai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Albayrak
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - D J Ambrose
- University of Rochester, Rochester, New York 14627, USA
| | - A Amoroso
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Z Bai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - N Berger
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - J M Bian
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Bianchi
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - E Boger
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Cakir
- Ankara University, 06100 Tandogan, Ankara, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S A Cetin
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Chen
- Beihang University, Beijing 100191, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Chen
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - X Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Chen
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H P Cheng
- Huangshan College, Huangshan 245000, People's Republic of China
| | - X K Chu
- Peking University, Beijing 100871, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Dai
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - A Dbeyssi
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Destefanis
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F De Mori
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Dou
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Fan
- Tsinghua University, Beijing 100084, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Fang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Farinelli
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- University of Ferrara, I-44122 Ferrara, Italy
| | - L Fava
- University of Eastern Piedmont, I-15121 Alessandria, Italy
- INFN, I-10125 Turin, Italy
| | - O Fedorov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Feldbauer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - C Q Feng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | | | - M Fritsch
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Gao
- Beihang University, Beijing 100191, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Z Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - K Goetzen
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - L Gong
- Nankai University, Tianjin 300071, People's Republic of China
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Gu
- GuangXi University, Nanning 530004, People's Republic of China
| | - Y H Guan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R P Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - A Hafner
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Q Hao
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | | | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Holtmann
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Hu
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Hu
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G S Huang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y P Huang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - X Z Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Z L Huang
- Liaoning University, Shenyang 110036, People's Republic of China
| | - T Hussain
- University of the Punjab, Lahore-54590, Pakistan
| | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Nankai University, Tianjin 300071, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L W Jiang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Jiang
- Nankai University, Tianjin 300071, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X L Kang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - B C Ke
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - P Kiese
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - R Kliemt
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Kloss
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - O B Kolcu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - W Kühn
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - J S Lange
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H Leithoff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C Leng
- INFN, I-10125 Turin, Italy
| | - C Li
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - Cheng Li
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F Y Li
- Peking University, Beijing 100871, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Jin Li
- Seoul National University, Seoul 151-747, Korea
| | - K Li
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - K Li
- Shandong University, Jinan 250100, People's Republic of China
| | - Lei Li
- Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China
| | - P R Li
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Q Y Li
- Shandong University, Jinan 250100, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Y B Li
- Beihang University, Beijing 100191, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Liu
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- GuangXi University, Nanning 530004, People's Republic of China
| | - H H Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J P Liu
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - L D Liu
- Peking University, Beijing 100871, People's Republic of China
| | - P L Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Y Y Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H Loehner
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - T Luo
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - M M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y M Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Q A Malik
- University of the Punjab, Lahore-54590, Pakistan
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - G Mezzadri
- University of Ferrara, I-44122 Ferrara, Italy
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
| | - X H Mo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Mo
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - N Yu Muchnoi
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - P Musiol
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Nerling
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I B Nikolaev
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - Z Ning
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Nisar
- COMSATS Institute of Information Technology, Lahore, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
| | - S L Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S L Olsen
- Seoul National University, Seoul 151-747, Korea
| | - Q Ouyang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Pacetti
- INFN and University of Perugia, I-06100 Perugia, Italy
| | - Y Pan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Pelizaeus
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H P Peng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - J Pettersson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J L Ping
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - V Prasad
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H R Qi
- Beihang University, Beijing 100191, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Q Qin
- Shandong University, Jinan 250100, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, Lahore-54590, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Ch Rosner
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X D Ruan
- GuangXi University, Nanning 530004, People's Republic of China
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Savrié
- University of Ferrara, I-44122 Ferrara, Italy
| | - C Schnier
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - S Schumann
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - W Shan
- Peking University, Beijing 100871, People's Republic of China
| | - M Shao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Shi
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W M Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - S Spataro
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Sun
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - S S Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X H Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Sun
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Z Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z T Sun
- Indiana University, Bloomington, Indiana 47405, USA
| | - C J Tang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - E H Thorndike
- University of Rochester, Rochester, New York 14627, USA
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - I Uman
- Near East University, Nicosia, North Cyprus, Mersin 10, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Nankai University, Tianjin 300071, People's Republic of China
| | - B L Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - D Wang
- Peking University, Beijing 100871, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Wang
- Shandong University, Jinan 250100, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S G Wang
- Peking University, Beijing 100871, People's Republic of China
| | - W Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W P Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X F Wang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Wang
- Soochow University, Suzhou 215006, People's Republic of China
| | - Y D Wang
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Q Wang
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Weber
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - J B Wei
- Peking University, Beijing 100871, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Wolke
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - L H Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L J Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xia
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - L G Xia
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Xia
- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Xiao
- University of South China, Hengyang 421001, People's Republic of China
| | - Z J Xiao
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y G Xie
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q L Xiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G F Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Xu
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Q N Xu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X P Xu
- Soochow University, Suzhou 215006, People's Republic of China
| | - L Yan
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - W B Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y H Yan
- Hunan University, Changsha 410082, People's Republic of China
| | - H J Yang
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - H X Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y X Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B X Yu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Yu
- Nankai University, Tianjin 300071, People's Republic of China
| | - J S Yu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - C Z Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W L Yuan
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, Lahore-54590, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - Z Zeng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Zhang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - C C Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Zhang
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Q Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Q Zhang
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y N Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y T Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Yu Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Lei Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Zhao
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W J Zheng
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - B Zhong
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X R Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S H Zhu
- University of Science and Technology Liaoning, Anshan 114051, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y C Zhu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z A Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zotti
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J H Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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Ablikim M, Achasov MN, Ai XC, Albayrak O, Albrecht M, Ambrose DJ, Amoroso A, An FF, An Q, Bai JZ, Baldini Ferroli R, Ban Y, Bennett DW, Bennett JV, Bertani M, Bettoni D, Bian JM, Bianchi F, Boger E, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chang JF, Chelkov G, Chen G, Chen HS, Chen HY, Chen JC, Chen ML, Chen S, Chen SJ, Chen X, Chen XR, Chen YB, Cheng HP, Chu XK, Cibinetto G, Dai HL, Dai JP, Dbeyssi A, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Dou ZL, Du SX, Duan PF, Fan JZ, Fang J, Fang SS, Fang X, Fang Y, Farinelli R, Fava L, Fedorov O, Feldbauer F, Felici G, Feng CQ, Fioravanti E, Fritsch M, Fu CD, Gao Q, Gao XL, Gao XY, Gao Y, Gao Z, Garzia I, Goetzen K, Gong L, Gong WX, Gradl W, Greco M, Gu MH, Gu YT, Guan YH, Guo AQ, Guo LB, Guo RP, Guo Y, Guo YP, Haddadi Z, Hafner A, Han S, Hao XQ, Harris FA, He KL, Held T, Heng YK, Hou ZL, Hu C, Hu HM, Hu JF, Hu T, Hu Y, Huang GS, Huang JS, Huang XT, Huang XZ, Huang Y, Huang ZL, Hussain T, Ji Q, Ji QP, Ji XB, Ji XL, Jiang LW, Jiang XS, Jiang XY, Jiao JB, Jiao Z, Jin DP, Jin S, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XL, Kang XS, Kavatsyuk M, Ke BC, Kiese P, Kliemt R, Kloss B, Kolcu OB, Kopf B, Kornicer M, Kupsc A, Kühn W, Lange JS, Lara M, Larin P, Leng C, Li C, Li C, Li DM, Li F, Li FY, Li G, Li HB, Li HJ, Li JC, Li J, Li K, Li K, Li L, Li PR, Li QY, Li T, Li WD, Li WG, Li XL, Li XN, Li XQ, Li YB, Li ZB, Liang H, Liang YF, Liang YT, Liao GR, Lin DX, Liu B, Liu BJ, Liu CX, Liu D, Liu FH, Liu F, Liu F, Liu HB, Liu HH, Liu HH, Liu HM, Liu J, Liu JB, Liu JP, Liu JY, Liu K, Liu KY, Liu LD, Liu PL, Liu Q, Liu SB, Liu X, Liu YB, Liu ZA, Liu Z, Loehner H, Lou XC, Lu HJ, Lu JG, Lu Y, Lu YP, Luo CL, Luo MX, Luo T, Luo XL, Lyu XR, Ma FC, Ma HL, Ma LL, Ma MM, Ma QM, Ma T, Ma XN, Ma XY, Ma YM, Maas FE, Maggiora M, Mao YJ, Mao ZP, Marcello S, Messchendorp JG, Min J, Mitchell RE, Mo XH, Mo YJ, Morales Morales C, Muchnoi NY, Muramatsu H, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Niu XY, Olsen SL, Ouyang Q, Pacetti S, Pan Y, Patteri P, Pelizaeus M, Peng HP, Peters K, Pettersson J, Ping JL, Ping RG, Poling R, Prasad V, Qi HR, Qi M, Qian S, Qiao CF, Qin LQ, Qin N, Qin XS, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Ripka M, Rong G, Rosner C, Ruan XD, Sarantsev A, Savrié M, Schoenning K, Schumann S, Shan W, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Shi M, Song WM, Song XY, Sosio S, Spataro S, Sun GX, Sun JF, Sun SS, Sun XH, Sun YJ, Sun YZ, Sun ZJ, Sun ZT, Tang CJ, Tang X, Tapan I, Thorndike EH, Tiemens M, Ullrich M, Uman I, Varner GS, Wang B, Wang BL, Wang D, Wang DY, Wang K, Wang LL, Wang LS, Wang M, Wang P, Wang PL, Wang SG, Wang W, Wang WP, Wang XF, Wang Y, Wang YD, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZH, Wang ZY, Wang ZY, Weber T, Wei DH, Wei JB, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu LJ, Wu Z, Xia L, Xia LG, Xia Y, Xiao D, Xiao H, Xiao ZJ, Xie YG, Xiu QL, Xu GF, Xu JJ, Xu L, Xu QJ, Xu QN, Xu XP, Yan L, Yan WB, Yan WC, Yan YH, Yang HJ, Yang HX, Yang L, Yang YX, Ye M, Ye MH, Yin JH, Yu BX, Yu CX, Yu JS, Yuan CZ, Yuan WL, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zeng Z, Zhang BX, Zhang BY, Zhang C, Zhang CC, Zhang DH, Zhang HH, Zhang HY, Zhang J, Zhang JJ, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang SQ, Zhang XY, Zhang Y, Zhang YH, Zhang YN, Zhang YT, Zhang Y, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao QW, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng WJ, Zheng YH, Zhong B, Zhou L, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhu K, Zhu KJ, Zhu S, Zhu SH, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zotti L, Zou BS, Zou JH. Observation of h_{c} Radiative Decay h_{c}→γη^{'} and Evidence for h_{c}→γη. Phys Rev Lett 2016; 116:251802. [PMID: 27391715 DOI: 10.1103/physrevlett.116.251802] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/15/2016] [Indexed: 06/06/2023]
Abstract
A search for radiative decays of the P-wave spin singlet charmonium resonance h_{c} is performed based on 4.48×10^{8} ψ^{'} events collected with the BESIII detector operating at the BEPCII storage ring. Events of the reaction channels h_{c}→γη^{'} and γη are observed with a statistical significance of 8.4σ and 4.0σ, respectively, for the first time. The branching fractions of h_{c}→γη^{'} and h_{c}→γη are measured to be B(h_{c}→γη^{'})=(1.52±0.27±0.29)×10^{-3} and B(h_{c}→γη)=(4.7±1.5±1.4)×10^{-4}, respectively, where the first errors are statistical and the second are systematic uncertainties.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G. I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - X C Ai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Albayrak
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - D J Ambrose
- University of Rochester, Rochester, New York 14627, USA
| | - A Amoroso
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Z Bai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - J M Bian
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Bianchi
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - E Boger
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Cakir
- Ankara University, 06100 Tandogan, Ankara, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S A Cetin
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Chen
- Beihang University, Beijing 100191, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Chen
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - X Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Chen
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H P Cheng
- Huangshan College, Huangshan 245000, People's Republic of China
| | - X K Chu
- Peking University, Beijing 100871, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Dai
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - A Dbeyssi
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Destefanis
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - F De Mori
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Dou
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Fan
- Tsinghua University, Beijing 100084, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Fang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Farinelli
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
- University of Ferrara, I-44122, Ferrara, Italy
| | - L Fava
- University of Eastern Piedmont, I-15121, Alessandria, Italy
- INFN, I-10125, Turin, Italy
| | - O Fedorov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Feldbauer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - C Q Feng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - M Fritsch
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Gao
- Beihang University, Beijing 100191, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Z Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - I Garzia
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - K Goetzen
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - L Gong
- Nankai University, Tianjin 300071, People's Republic of China
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Gu
- GuangXi University, Nanning 530004, People's Republic of China
| | - Y H Guan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R P Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - A Hafner
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Q Hao
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Hu
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Hu
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G S Huang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - X Z Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Z L Huang
- Liaoning University, Shenyang 110036, People's Republic of China
| | - T Hussain
- University of the Punjab, Lahore-54590, Pakistan
| | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Nankai University, Tianjin 300071, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L W Jiang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Jiang
- Nankai University, Tianjin 300071, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X L Kang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - B C Ke
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - P Kiese
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - R Kliemt
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Kloss
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - O B Kolcu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - W Kühn
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - J S Lange
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C Leng
- INFN, I-10125, Turin, Italy
| | - C Li
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - Cheng Li
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F Y Li
- Peking University, Beijing 100871, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Jin Li
- Seoul National University, Seoul, 151-747 Korea
| | - K Li
- Shandong University, Jinan 250100, People's Republic of China
| | - K Li
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Lei Li
- Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China
| | - P R Li
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Q Y Li
- Shandong University, Jinan 250100, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Y B Li
- Beihang University, Beijing 100191, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Liu
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- GuangXi University, Nanning 530004, People's Republic of China
| | - H H Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - H H Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J P Liu
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - L D Liu
- Peking University, Beijing 100871, People's Republic of China
| | - P L Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H Loehner
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - T Luo
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - M M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y M Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
| | - X H Mo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Mo
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - N Yu Muchnoi
- G. I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Nerling
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I B Nikolaev
- G. I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - Z Ning
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- COMSATS Institute of Information Technology, Lahore, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
| | - S L Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S L Olsen
- Seoul National University, Seoul, 151-747 Korea
| | - Q Ouyang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Pacetti
- INFN and University of Perugia, I-06100, Perugia, Italy
| | - Y Pan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - M Pelizaeus
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H P Peng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - J Pettersson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J L Ping
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - V Prasad
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H R Qi
- Beihang University, Beijing 100191, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Q Qin
- Shandong University, Jinan 250100, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, Lahore-54590, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Ch Rosner
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X D Ruan
- GuangXi University, Nanning 530004, People's Republic of China
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Savrié
- University of Ferrara, I-44122, Ferrara, Italy
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - S Schumann
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - W Shan
- Peking University, Beijing 100871, People's Republic of China
| | - M Shao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Shi
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W M Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - S Spataro
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Sun
- Henan Normal University, Xinxiang 453007, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- University of Science and Technology of China, Hefei 230026, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Indiana University, Bloomington, Indiana 47405, USA
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- Sichuan University, Chengdu 610064, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - E H Thorndike
- University of Rochester, Rochester, New York 14627, USA
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - M Ullrich
- Justus-Liebig-Universitaet Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - I Uman
- Near East University, Nicosia, North Cyprus, Mersin 10, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Nankai University, Tianjin 300071, People's Republic of China
| | - B L Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - D Wang
- Peking University, Beijing 100871, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Wang
- Shandong University, Jinan 250100, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S G Wang
- Peking University, Beijing 100871, People's Republic of China
| | - W Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W P Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X F Wang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Wang
- Soochow University, Suzhou 215006, People's Republic of China
| | - Y D Wang
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Q Wang
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Weber
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - J B Wei
- Peking University, Beijing 100871, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Wolke
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - L H Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L J Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xia
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - L G Xia
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Xia
- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Xiao
- University of South China, Hengyang 421001, People's Republic of China
| | - Z J Xiao
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y G Xie
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q L Xiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G F Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Xu
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Q N Xu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X P Xu
- Soochow University, Suzhou 215006, People's Republic of China
| | - L Yan
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - W B Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y H Yan
- Hunan University, Changsha 410082, People's Republic of China
| | - H J Yang
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - H X Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y X Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B X Yu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Yu
- Nankai University, Tianjin 300071, People's Republic of China
| | - J S Yu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - C Z Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W L Yuan
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, Lahore-54590, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - Z Zeng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Zhang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - C C Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Q Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Q Zhang
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y N Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y T Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Yu Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Lei Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Zhao
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W J Zheng
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - B Zhong
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X R Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S H Zhu
- University of Science and Technology Liaoning, Anshan 114051, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y C Zhu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z A Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zotti
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J H Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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Ablikim M, Achasov M, Ai X, Albayrak O, Albrecht M, Ambrose D, Amoroso A, An F, An Q, Bai J, Baldini Ferroli R, Ban Y, Bennett D, Bennett J, Bertani M, Bettoni D, Bian J, Bianchi F, Boger E, Boyko I, Briere R, Cai H, Cai X, Cakir O, Calcaterra A, Cao G, Cetin S, Chang J, Chelkov G, Chen G, Chen H, Chen H, Chen J, Chen M, Chen S, Chen X, Chen X, Chen Y, Cheng H, Chu X, Cibinetto G, Dai H, Dai J, Dbeyssi A, Dedovich D, Deng Z, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong L, Dong M, Dou Z, Du S, Duan P, Fan J, Fang J, Fang S, Fang X, Fang Y, Fava L, Feldbauer F, Felici G, Feng C, Fioravanti E, Fritsch M, Fu C, Gao Q, Gao X, Gao X, Gao Y, Gao Z, Garzia I, Goetzen K, Gong W, Gradl W, Greco M, Gu M, Gu Y, Guan Y, Guo A, Guo L, Guo Y, Guo Y, Haddadi Z, Hafner A, Han S, Harris F, He K, Held T, Heng Y, Hou Z, Hu C, Hu H, Hu J, Hu T, Hu Y, Huang G, Huang G, Huang J, Huang X, Huang Y, Hussain T, Ji Q, Ji Q, Ji X, Ji X, Jiang L, Jiang X, Jiang X, Jiao J, Jiao Z, Jin D, Jin S, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang X, Kang X, Kavatsyuk M, Ke B, Kiese P, Kliemt R, Kloss B, Kolcu O, Kopf B, Kornicer M, Kühn W, Kupsc A, Lange J, Lara M, Larin P, Leng C, Li C, Li C, Li D, Li F, Li F, Li G, Li H, Li J, Li J, Li K, Li K, Li L, Li P, Li T, Li W, Li W, Li X, Li X, Li X, Li X, Li Z, Liang H, Liang Y, Liang Y, Liao G, Lin D, Liu B, Liu C, Liu D, Liu F, Liu F, Liu F, Liu H, Liu H, Liu H, Liu H, Liu J, Liu J, Liu J, Liu J, Liu K, Liu K, Liu L, Liu P, Liu Q, Liu S, Liu X, Liu Y, Liu Z, Liu Z, Loehner H, Lou X, Lu H, Lu J, Lu Y, Lu Y, Luo C, Luo M, Luo T, Luo X, Lyu X, Ma F, Ma H, Ma L, Ma Q, Ma T, Ma X, Ma X, Maas F, Maggiora M, Mao Y, Mao Z, Marcello S, Messchendorp J, Min J, Mitchell R, Mo X, Mo Y, Morales Morales C, Muchnoi N, Muramatsu H, Nefedov Y, Nerling F, Nikolaev I, Ning Z, Nisar S, Niu S, Niu X, Olsen S, Ouyang Q, Pacetti S, Pan Y, Patteri P, Pelizaeus M, Peng H, Peters K, Pettersson J, Ping J, Ping R, Poling R, Prasad V, Qi M, Qian S, Qiao C, Qin L, Qin N, Qin X, Qin Z, Qiu J, Rashid K, Redmer C, Ripka M, Rong G, Rosner C, Ruan X, Santoro V, Sarantsev A, Savrié M, Schoenning K, Schumann S, Shan W, Shao M, Shen C, Shen P, Shen X, Sheng H, Song W, Song X, Sosio S, Spataro S, Sun G, Sun J, Sun S, Sun Y, Sun Y, Sun Z, Sun Z, Tang C, Tang X, Tapan I, Thorndike E, Tiemens M, Ullrich M, Uman I, Varner G, Wang B, Wang B, Wang D, Wang D, Wang K, Wang L, Wang L, Wang M, Wang P, Wang P, Wang S, Wang W, Wang W, Wang X, Wang Y, Wang Y, Wang Y, Wang Z, Wang Z, Wang Z, Wang Z, Weber T, Wei D, Wei J, Weidenkaff P, Wen S, Wiedner U, Wolke M, Wu L, Wu Z, Xia L, Xia L, Xia Y, Xiao D, Xiao H, Xiao Z, Xie Y, Xiu Q, Xu G, Xu L, Xu Q, Xu X, Yan L, Yan W, Yan W, Yan Y, Yang H, Yang H, Yang L, Yang Y, Yang Y, Ye M, Ye M, Yin J, Yu B, Yu C, Yu J, Yuan C, Yuan W, Yuan Y, Yuncu A, Zafar A, Zallo A, Zeng Y, Zeng Z, Zhang B, Zhang B, Zhang C, Zhang C, Zhang D, Zhang H, Zhang H, Zhang J, Zhang J, Zhang J, Zhang J, Zhang J, Zhang J, Zhang K, Zhang L, Zhang X, Zhang Y, Zhang Y, Zhang Y, Zhang Y, Zhang Y, Zhang Z, Zhang Z, Zhang Z, Zhao G, Zhao J, Zhao J, Zhao J, Zhao L, Zhao L, Zhao M, Zhao Q, Zhao Q, Zhao S, Zhao T, Zhao Y, Zhao Z, Zhemchugov A, Zheng B, Zheng J, Zheng W, Zheng Y, Zhong B, Zhou L, Zhou X, Zhou X, Zhou X, Zhou X, Zhu K, Zhu K, Zhu S, Zhu S, Zhu X, Zhu Y, Zhu Y, Zhu Z, Zhuang J, Zotti L, Zou B, Zou J. Search for a lightCP-odd Higgs boson in radiative decays ofJ/ψ. Int J Clin Exp Med 2016. [DOI: 10.1103/physrevd.93.052005] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
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Ablikim M, Achasov MN, Ai XC, Albayrak O, Albrecht M, Ambrose DJ, Amoroso A, An FF, An Q, Bai JZ, Baldini Ferroli R, Ban Y, Bennett DW, Bennett JV, Bertani M, Bettoni D, Bian JM, Bianchi F, Boger E, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chang JF, Chelkov G, Chen G, Chen HS, Chen HY, Chen JC, Chen ML, Chen S, Chen SJ, Chen X, Chen XR, Chen YB, Cheng HP, Chu XK, Cibinetto G, Dai HL, Dai JP, Dbeyssi A, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Dou ZL, Du SX, Duan PF, Fan JZ, Fang J, Fang SS, Fang X, Fang Y, Fava L, Feldbauer F, Felici G, Feng CQ, Fioravanti E, Fritsch M, Fu CD, Gao Q, Gao XL, Gao XY, Gao Y, Gao Z, Garzia I, Goetzen K, Gong WX, Gradl W, Greco M, Gu MH, Gu YT, Guan YH, Guo AQ, Guo LB, Guo RP, Guo Y, Guo YP, Haddadi Z, Hafner A, Han S, Harris FA, He KL, Held T, Heng YK, Hou ZL, Hu C, Hu HM, Hu JF, Hu T, Hu Y, Huang GM, Huang GS, Huang JS, Huang XT, Huang XZ, Huang Y, Hussain T, Ji Q, Ji QP, Ji XB, Ji XL, Jiang LW, Jiang XS, Jiang XY, Jiao JB, Jiao Z, Jin DP, Jin S, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XL, Kang XS, Kavatsyuk M, Ke BC, Kiese P, Kliemt R, Kloss B, Kolcu OB, Kopf B, Kornicer M, Kuehn W, Kupsc A, Lange JS, Lara M, Larin P, Leng C, Li C, Li C, Li DM, Li F, Li FY, Li G, Li HB, Li HJ, Li JC, Li J, Li K, Li K, Li L, Li PR, Li T, Li WD, Li WG, Li XL, Li XM, Li XN, Li XQ, Li ZB, Liang H, Liang JJ, Liang YF, Liang YT, Liao GR, Lin DX, Liu BJ, Liu CX, Liu D, Liu FH, Liu F, Liu F, Liu HB, Liu HH, Liu HH, Liu HM, Liu J, Liu JB, Liu JP, Liu JY, Liu K, Liu KY, Liu LD, Liu PL, Liu Q, Liu SB, Liu X, Liu YB, Liu ZA, Liu Z, Loehner H, Lou XC, Lu HJ, Lu JG, Lu Y, Lu YP, Luo CL, Luo MX, Luo T, Luo XL, Lyu XR, Ma FC, Ma HL, Ma LL, Ma MM, Ma QM, Ma T, Ma XN, Ma XY, Maas FE, Maggiora M, Mao YJ, Mao ZP, Marcello S, Messchendorp JG, Min J, Mitchell RE, Mo XH, Mo YJ, Morales Morales C, Moriya K, Muchnoi NY, Muramatsu H, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Niu XY, Olsen SL, Ouyang Q, Pacetti S, Pan Y, Patteri P, Pelizaeus M, Peng HP, Peters K, Pettersson J, Ping JL, Ping RG, Poling R, Prasad V, Qi M, Qian S, Qiao CF, Qin LQ, Qin N, Qin XS, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Ripka M, Rong G, Rosner C, Ruan XD, Sarantsev A, Savrié M, Schoenning K, Schumann S, Shan W, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Shi M, Song WM, Song XY, Sosio S, Spataro S, Sun GX, Sun JF, Sun SS, Sun XH, Sun YJ, Sun YZ, Sun ZJ, Sun ZT, Tang CJ, Tang X, Tapan I, Thorndike EH, Tiemens M, Ullrich M, Uman I, Varner GS, Wang B, Wang BL, Wang D, Wang DY, Wang K, Wang LL, Wang LS, Wang M, Wang P, Wang PL, Wang SG, Wang W, Wang WP, Wang XF, Wang Y, Wang YD, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZH, Wang ZY, Wang ZY, Weber T, Wei DH, Wei JB, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu LJ, Wu Z, Xia L, Xia LG, Xia Y, Xiao D, Xiao H, Xiao ZJ, Xie YG, Xiu QL, Xu GF, Xu JJ, Xu L, Xu QJ, Xu XP, Yan L, Yan WB, Yan WC, Yan YH, Yang HJ, Yang HX, Yang L, Yang Y, Yang YY, Ye M, Ye MH, Yin JH, Yu BX, Yu CX, Yu JS, Yuan CZ, Yuan WL, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zeng Z, Zhang BX, Zhang BY, Zhang C, Zhang CC, Zhang DH, Zhang HH, Zhang HY, Zhang J, Zhang JJ, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang XY, Zhang Y, Zhang YH, Zhang YN, Zhang YT, Zhang Y, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao QW, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng WJ, Zheng YH, Zhong B, Zhou L, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhu K, Zhu KJ, Zhu S, Zhu SH, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zotti L, Zou BS, Zou JH. Observation of the Singly Cabibbo-Suppressed Decay D^{+}→ωπ^{+} and Evidence for D^{0}→ωπ^{0}. Phys Rev Lett 2016; 116:082001. [PMID: 26967411 DOI: 10.1103/physrevlett.116.082001] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/24/2015] [Indexed: 06/05/2023]
Abstract
Based on 2.93 fb^{-1} e^{+}e^{-} collision data taken at center-of-mass energy of 3.773 GeV by the BESIII detector, we report searches for the singly Cabibbo-suppressed decays D^{+}→ωπ^{+} and D^{0}→ωπ^{0}. A double tag technique is used to measure the absolute branching fractions B(D^{+}→ωπ^{+})=(2.79±0.57±0.16)×10^{-4} and B(D^{0}→ωπ^{0})=(1.17±0.34±0.07)×10^{-4}, with statistical significances of 5.5σ and 4.1σ, where the first and second uncertainties are statistical and systematic, respectively.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - X C Ai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Albayrak
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - D J Ambrose
- University of Rochester, Rochester, New York 14627, USA
| | - A Amoroso
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Z Bai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - J M Bian
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Bianchi
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - E Boger
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Cakir
- Istanbul Aydin University, 34295 Sefakoy, Istanbul, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S A Cetin
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Chen
- Beihang University, Beijing 100191, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Chen
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - X Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Chen
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H P Cheng
- Huangshan College, Huangshan 245000, People's Republic of China
| | - X K Chu
- Peking University, Beijing 100871, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Dai
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - A Dbeyssi
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Destefanis
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - F De Mori
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Dou
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Fan
- Tsinghua University, Beijing 100084, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Fang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Fava
- University of Eastern Piedmont, I-15121, Alessandria, Italy
- INFN, I-10125, Turin, Italy
| | - F Feldbauer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - C Q Feng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | | | - M Fritsch
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Gao
- Beihang University, Beijing 100191, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Z Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - K Goetzen
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Gu
- GuangXi University, Nanning 530004, People's Republic of China
| | - Y H Guan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R P Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - A Hafner
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Hu
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Hu
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G M Huang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - G S Huang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - X Z Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - T Hussain
- University of the Punjab, Lahore-54590, Pakistan
| | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Nankai University, Tianjin 300071, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L W Jiang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Jiang
- Nankai University, Tianjin 300071, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X L Kang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - B C Ke
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - P Kiese
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - R Kliemt
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Kloss
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - O B Kolcu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - W Kuehn
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J S Lange
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C Leng
- INFN, I-10125, Turin, Italy
| | - C Li
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - Cheng Li
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F Y Li
- Peking University, Beijing 100871, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Jin Li
- Seoul National University, Seoul, 151-747 Korea
| | - K Li
- Shandong University, Jinan 250100, People's Republic of China
| | - K Li
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Lei Li
- Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China
| | - P R Li
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X M Li
- GuangXi University, Nanning 530004, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J J Liang
- GuangXi University, Nanning 530004, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- GuangXi University, Nanning 530004, People's Republic of China
| | - H H Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - H H Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J P Liu
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - L D Liu
- Peking University, Beijing 100871, People's Republic of China
| | - P L Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H Loehner
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - T Luo
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - M M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
| | - X H Mo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Mo
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - K Moriya
- Indiana University, Bloomington, Indiana 47405, USA
| | - N Yu Muchnoi
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Nerling
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I B Nikolaev
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - Z Ning
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Nisar
- COMSATS Institute of Information Technology, Lahore, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
| | - S L Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S L Olsen
- Seoul National University, Seoul, 151-747 Korea
| | - Q Ouyang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Pacetti
- INFN and University of Perugia, I-06100 Perugia, Italy
| | - Y Pan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Pelizaeus
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H P Peng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - J Pettersson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J L Ping
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - V Prasad
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Q Qin
- Shandong University, Jinan 250100, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, Lahore-54590, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Ch Rosner
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X D Ruan
- GuangXi University, Nanning 530004, People's Republic of China
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Savrié
- University of Ferrara, I-44122 Ferrara, Italy
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - S Schumann
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - W Shan
- Peking University, Beijing 100871, People's Republic of China
| | - M Shao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Shi
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W M Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - S Spataro
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Sun
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - S S Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X H Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Sun
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Z Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z T Sun
- Indiana University, Bloomington, Indiana 47405, USA
| | - C J Tang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - E H Thorndike
- University of Rochester, Rochester, New York 14627, USA
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - M Ullrich
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - I Uman
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Nankai University, Tianjin 300071, People's Republic of China
| | - B L Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - D Wang
- Peking University, Beijing 100871, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Wang
- Shandong University, Jinan 250100, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S G Wang
- Peking University, Beijing 100871, People's Republic of China
| | - W Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W P Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X F Wang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Wang
- Soochow University, Suzhou 215006, People's Republic of China
| | - Y D Wang
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Q Wang
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Weber
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - J B Wei
- Peking University, Beijing 100871, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Wolke
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - L H Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L J Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xia
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - L G Xia
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Xia
- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Xiao
- University of South China, Hengyang 421001, People's Republic of China
| | - Z J Xiao
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y G Xie
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q L Xiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G F Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Xu
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - X P Xu
- Soochow University, Suzhou 215006, People's Republic of China
| | - L Yan
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - W B Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y H Yan
- Hunan University, Changsha 410082, People's Republic of China
| | - H J Yang
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - H X Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y Yang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Y Y Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B X Yu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Yu
- Nankai University, Tianjin 300071, People's Republic of China
| | - J S Yu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - C Z Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W L Yuan
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, Lahore-54590, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - Z Zeng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Zhang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - C C Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Zhang
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Q Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y N Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y T Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Yu Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Lei Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Zhao
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W J Zheng
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - B Zhong
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X R Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S H Zhu
- University of Science and Technology Liaoning, Anshan 114051, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y C Zhu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z A Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zotti
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J H Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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Ablikim M, Achasov MN, Ai XC, Albayrak O, Albrecht M, Ambrose DJ, Amoroso A, An FF, An Q, Bai JZ, Baldini Ferroli R, Ban Y, Bennett DW, Bennett JV, Bertani M, Bettoni D, Bian JM, Bianchi F, Boger E, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chang JF, Chelkov G, Chen G, Chen HS, Chen HY, Chen JC, Chen ML, Chen SJ, Chen X, Chen XR, Chen YB, Cheng HP, Chu XK, Cibinetto G, Dai HL, Dai JP, Dbeyssi A, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Dou ZL, Du SX, Duan PF, Eren EE, Fan JZ, Fang J, Fang SS, Fang X, Fang Y, Farinelli R, Fava L, Fedorov O, Feldbauer F, Felici G, Feng CQ, Fioravanti E, Fritsch M, Fu CD, Gao Q, Gao XL, Gao XY, Gao Y, Gao Z, Garzia I, Goetzen K, Gong L, Gong WX, Gradl W, Greco M, Gu MH, Gu YT, Guan YH, Guo AQ, Guo LB, Guo Y, Guo YP, Haddadi Z, Hafner A, Han S, Hao XQ, Harris FA, He KL, Held T, Heng YK, Hou ZL, Hu C, Hu HM, Hu JF, Hu T, Hu Y, Huang GS, Huang JS, Huang XT, Huang Y, Hussain T, Ji Q, Ji QP, Ji XB, Ji XL, Jiang LW, Jiang XS, Jiang XY, Jiao JB, Jiao Z, Jin DP, Jin S, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XL, Kang XS, Kavatsyuk M, Ke BC, Kiese P, Kliemt R, Kloss B, Kolcu OB, Kopf B, Kornicer M, Kuehn W, Kupsc A, Lange JS, Lara M, Larin P, Leng C, Li C, Li C, Li DM, Li F, Li FY, Li G, Li HB, Li JC, Li J, Li K, Li K, Li L, Li PR, Li QY, Li T, Li WD, Li WG, Li XL, Li XM, Li XN, Li XQ, Li ZB, Liang H, Liang YF, Liang YT, Liao GR, Lin DX, Liu BJ, Liu CX, Liu D, Liu FH, Liu F, Liu F, Liu HB, Liu HH, Liu HH, Liu HM, Liu J, Liu JB, Liu JP, Liu JY, Liu K, Liu KY, Liu LD, Liu PL, Liu Q, Liu SB, Liu X, Liu YB, Liu ZA, Liu Z, Loehner H, Lou XC, Lu HJ, Lu JG, Lu Y, Lu YP, Luo CL, Luo MX, Luo T, Luo XL, Lyu XR, Ma FC, Ma HL, Ma LL, Ma QM, Ma T, Ma XN, Ma XY, Ma YM, Maas FE, Maggiora M, Mao YJ, Mao ZP, Marcello S, Messchendorp JG, Min J, Mitchell RE, Mo XH, Mo YJ, Morales Morales C, Muchnoi NY, Muramatsu H, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Niu XY, Olsen SL, Ouyang Q, Pacetti S, Pan Y, Patteri P, Pelizaeus M, Peng HP, Peters K, Pettersson J, Ping JL, Ping RG, Poling R, Prasad V, Qi HR, Qi M, Qian S, Qiao CF, Qin LQ, Qin N, Qin XS, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Ripka M, Rong G, Rosner C, Ruan XD, Santoro V, Sarantsev A, Savrié M, Schoenning K, Schumann S, Shan W, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Song WM, Song XY, Sosio S, Spataro S, Sun GX, Sun JF, Sun SS, Sun YJ, Sun YZ, Sun ZJ, Sun ZT, Tang CJ, Tang X, Tapan I, Thorndike EH, Tiemens M, Ullrich M, Uman I, Varner GS, Wang B, Wang BL, Wang D, Wang DY, Wang K, Wang LL, Wang LS, Wang M, Wang P, Wang PL, Wang SG, Wang W, Wang WP, Wang XF, Wang YD, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZH, Wang ZY, Weber T, Wei DH, Wei JB, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu Z, Xia L, Xia LG, Xia Y, Xiao D, Xiao H, Xiao ZJ, Xie YG, Xiu QL, Xu GF, Xu L, Xu QJ, Xu QN, Xu XP, Yan L, Yan WB, Yan WC, Yan YH, Yang HJ, Yang HX, Yang L, Yang YX, Ye M, Ye MH, Yin JH, Yu BX, Yu CX, Yu JS, Yuan CZ, Yuan WL, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zeng Z, Zhang BX, Zhang BY, Zhang C, Zhang CC, Zhang DH, Zhang HH, Zhang HY, Zhang JJ, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang XY, Zhang Y, Zhang YH, Zhang YN, Zhang YT, Zhang Y, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao QW, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng WJ, Zheng YH, Zhong B, Zhou L, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhu K, Zhu KJ, Zhu S, Zhu SH, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zotti L, Zou BS, Zou JH. Measurements of Absolute Hadronic Branching Fractions of the Λ_{c}^{+} Baryon. Phys Rev Lett 2016; 116:052001. [PMID: 26894702 DOI: 10.1103/physrevlett.116.052001] [Citation(s) in RCA: 19] [Impact Index Per Article: 2.4] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/26/2015] [Indexed: 06/05/2023]
Abstract
We report the first measurement of absolute hadronic branching fractions of Λ_{c}^{+} baryon at the Λ_{c}^{+}Λ[over ¯]_{c}^{-} production threshold, in the 30 years since the Λ_{c}^{+} discovery. In total, 12 Cabibbo-favored Λ_{c}^{+} hadronic decay modes are analyzed with a double-tag technique, based on a sample of 567 pb^{-1} of e^{+}e^{-} collisions at sqrt[s]=4.599 GeV recorded with the BESIII detector. A global least-squares fitter is utilized to improve the measured precision. Among the measurements for twelve Λ_{c}^{+} decay modes, the branching fraction for Λ_{c}^{+}→pK^{-}π^{+} is determined to be (5.84±0.27±0.23)%, where the first uncertainty is statistical and the second is systematic. In addition, the measurements of the branching fractions of the other 11 Cabibbo-favored hadronic decay modes are significantly improved.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - X C Ai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Albayrak
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - D J Ambrose
- University of Rochester, Rochester, New York 14627, USA
| | - A Amoroso
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Z Bai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - J M Bian
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Bianchi
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - E Boger
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Cakir
- Ankara University, 06100 Tandogan, Ankara, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S A Cetin
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Chen
- Beihang University, Beijing 100191, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - X Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Chen
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H P Cheng
- Huangshan College, Huangshan 245000, People's Republic of China
| | - X K Chu
- Peking University, Beijing 100871, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Dai
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - A Dbeyssi
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Destefanis
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F De Mori
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Dou
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - E E Eren
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - J Z Fan
- Tsinghua University, Beijing 100084, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Fang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Farinelli
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- University of Ferrara, I-44122 Ferrara, Italy
| | - L Fava
- University of Eastern Piedmont, I-15121, Alessandria, Italy
- INFN, I-10125 Turin, Italy
| | - O Fedorov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Feldbauer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - C Q Feng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | | | - M Fritsch
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Gao
- Beihang University, Beijing 100191, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Z Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - K Goetzen
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - L Gong
- Nankai University, Tianjin 300071, People's Republic of China
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Gu
- GuangXi University, Nanning 530004, People's Republic of China
| | - Y H Guan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - A Hafner
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Q Hao
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Hu
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Hu
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G S Huang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - T Hussain
- University of the Punjab, Lahore-54590, Pakistan
| | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Nankai University, Tianjin 300071, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L W Jiang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Jiang
- Nankai University, Tianjin 300071, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X L Kang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - B C Ke
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - P Kiese
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - R Kliemt
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Kloss
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - O B Kolcu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - W Kuehn
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J S Lange
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C Leng
- INFN, I-10125 Turin, Italy
| | - C Li
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - Cheng Li
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F Y Li
- Peking University, Beijing 100871, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Jin Li
- Seoul National University, Seoul 151-747 Korea
| | - K Li
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - K Li
- Shandong University, Jinan 250100, People's Republic of China
| | - Lei Li
- Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China
| | - P R Li
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Q Y Li
- Shandong University, Jinan 250100, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X M Li
- GuangXi University, Nanning 530004, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- GuangXi University, Nanning 530004, People's Republic of China
| | - H H Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J P Liu
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - L D Liu
- Peking University, Beijing 100871, People's Republic of China
| | - P L Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H Loehner
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - T Luo
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y M Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
| | - X H Mo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Mo
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - N Yu Muchnoi
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Nerling
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I B Nikolaev
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - Z Ning
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Nisar
- COMSATS Institute of Information Technology, Lahore, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
| | - S L Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S L Olsen
- Seoul National University, Seoul 151-747 Korea
| | - Q Ouyang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Pacetti
- INFN and University of Perugia, I-06100, Perugia, Italy
| | - Y Pan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Pelizaeus
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H P Peng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - J Pettersson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J L Ping
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - V Prasad
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H R Qi
- Beihang University, Beijing 100191, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Q Qin
- Shandong University, Jinan 250100, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, Lahore-54590, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Ch Rosner
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X D Ruan
- GuangXi University, Nanning 530004, People's Republic of China
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Savrié
- University of Ferrara, I-44122 Ferrara, Italy
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - S Schumann
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - W Shan
- Peking University, Beijing 100871, People's Republic of China
| | - M Shao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W M Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - S Spataro
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Sun
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - S S Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Sun
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Z Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z T Sun
- Indiana University, Bloomington, Indiana 47405, USA
| | - C J Tang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - E H Thorndike
- University of Rochester, Rochester, New York 14627, USA
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - M Ullrich
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - I Uman
- Near East University, Nicosia, North Cyprus, Mersin 10, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Nankai University, Tianjin 300071, People's Republic of China
| | - B L Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - D Wang
- Peking University, Beijing 100871, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Wang
- Shandong University, Jinan 250100, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S G Wang
- Peking University, Beijing 100871, People's Republic of China
| | - W Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W P Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X F Wang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y D Wang
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Q Wang
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Weber
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - J B Wei
- Peking University, Beijing 100871, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Wolke
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - L H Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xia
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - L G Xia
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Xia
- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Xiao
- University of South China, Hengyang 421001, People's Republic of China
| | - Z J Xiao
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y G Xie
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q L Xiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G F Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Xu
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Q N Xu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X P Xu
- Soochow University, Suzhou 215006, People's Republic of China
| | - L Yan
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - W B Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y H Yan
- Hunan University, Changsha 410082, People's Republic of China
| | - H J Yang
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - H X Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y X Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B X Yu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Yu
- Nankai University, Tianjin 300071, People's Republic of China
| | - J S Yu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - C Z Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W L Yuan
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, Lahore-54590, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - Z Zeng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Zhang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - C C Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Zhang
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Q Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y N Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y T Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Yu Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Lei Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Zhao
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W J Zheng
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - B Zhong
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X R Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S H Zhu
- University of Science and Technology Liaoning, Anshan 114051, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y C Zhu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z A Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zotti
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J H Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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Ablikim M, Achasov MN, Ai XC, Albayrak O, Albrecht M, Ambrose DJ, Amoroso A, An FF, An Q, Bai JZ, Ferroli RB, Ban Y, Bennett DW, Bennett JV, Bertani M, Bettoni D, Bian JM, Bianchi F, Boger E, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chang JF, Chelkov G, Chen G, Chen HS, Chen HY, Chen JC, Chen ML, Chen SJ, Chen X, Chen XR, Chen YB, Cheng HP, Chu XK, Cibinetto G, Dai HL, Dai JP, Dbeyssi A, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Du SX, Duan PF, Eren EE, Fan JZ, Fang J, Fang SS, Fang X, Fang Y, Fava L, Feldbauer F, Felici G, Feng CQ, Fioravanti E, Fritsch M, Fu CD, Gao Q, Gao XY, Gao Y, Gao Z, Garzia I, Goetzen K, Gong WX, Gradl W, Greco M, Gu MH, Gu YT, Guan YH, Guo AQ, Guo LB, Guo Y, Guo YP, Haddadi Z, Hafner A, Han S, Hao XQ, Harris FA, He KL, He XQ, Held T, Heng YK, Hou ZL, Hu C, Hu HM, Hu JF, Hu T, Hu Y, Huang GM, Huang GS, Huang JS, Huang XT, Huang Y, Hussain T, Ji Q, Ji QP, Ji XB, Ji XL, Jiang LW, Jiang XS, Jiang XY, Jiao JB, Jiao Z, Jin DP, Jin S, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XL, Kang XS, Kavatsyuk M, Ke BC, Kiese P, Kliemt R, Kloss B, Kolcu OB, Kopf B, Kornicer M, Kühn W, Kupsc A, Lange JS, Lara M, Larin P, Leng C, Li C, Li C, Li DM, Li F, Li FY, Li G, Li HB, Li JC, Li J, Li K, Li K, Li L, Li PR, Li T, Li WD, Li WG, Li XL, Li XM, Li XN, Li XQ, Li ZB, Liang H, Liang YF, Liang YT, Liao GR, Lin DX, Liu BJ, Liu CX, Liu FH, Liu F, Liu F, Liu HB, Liu HH, Liu HH, Liu HM, Liu J, Liu JB, Liu JP, Liu JY, Liu K, Liu KY, Liu LD, Liu PL, Liu Q, Liu SB, Liu X, Liu YB, Liu ZA, Liu Z, Loehner H, Lou XC, Lu HJ, Lu JG, Lu Y, Lu YP, Luo CL, Luo MX, Luo T, Luo XL, Lyu XR, Ma FC, Ma HL, Ma LL, Ma QM, Ma T, Ma XN, Ma XY, Maas FE, Maggiora M, Mao YJ, Mao ZP, Marcello S, Messchendorp JG, Min J, Mitchell RE, Mo XH, Mo YJ, Morales CM, Moriya K, Muchnoi NY, Muramatsu H, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Niu XY, Olsen SL, Ouyang Q, Pacetti S, Patteri P, Pelizaeus M, Peng HP, Peters K, Pettersson J, Ping JL, Ping RG, Poling R, Prasad V, Qi M, Qian S, Qiao CF, Qin LQ, Qin N, Qin XS, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Ripka M, Rong G, Rosner C, Ruan XD, Santoro V, Sarantsev A, Savrié M, Schoenning K, Schumann S, Shan W, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Song WM, Song XY, Sosio S, Spataro S, Sun GX, Sun JF, Sun SS, Sun YJ, Sun YZ, Sun ZJ, Sun ZT, Tang CJ, Tang X, Tapan I, Thorndike EH, Tiemens M, Ullrich M, Uman I, Varner GS, Wang B, Wang D, Wang DY, Wang K, Wang LL, Wang LS, Wang M, Wang P, Wang PL, Wang SG, Wang W, Wang XF, Wang YD, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZH, Wang ZY, Weber T, Wei DH, Wei JB, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu Z, Xia LG, Xia Y, Xiao D, Xiao H, Xiao ZJ, Xie YG, Xiu QL, Xu GF, Xu L, Xu QJ, Xu XP, Yan L, Yan WB, Yan WC, Yan YH, Yang HJ, Yang HX, Yang L, Yang Y, Yang YX, Ye M, Ye MH, Yin JH, Yu BX, Yu CX, Yu JS, Yuan CZ, Yuan WL, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zhang BX, Zhang BY, Zhang C, Zhang CC, Zhang DH, Zhang HH, Zhang HY, Zhang JJ, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang XY, Zhang Y, Zhang YN, Zhang YH, Zhang YT, Zhang Y, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao QW, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng WJ, Zheng YH, Zhong B, Zhou L, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhu K, Zhu KJ, Zhu S, Zhu SH, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zotti L, Zou BS, Zou JH. Measurement of Azimuthal Asymmetries in Inclusive Charged Dipion Production in e^{+}e^{-} Annihilations at sqrt[s]=3.65 GeV. Phys Rev Lett 2016; 116:042001. [PMID: 26871323 DOI: 10.1103/physrevlett.116.042001] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/27/2015] [Indexed: 06/05/2023]
Abstract
We present a measurement of the azimuthal asymmetries of two charged pions in the inclusive process e^{+}e^{-}→ππX, based on a data set of 62 pb^{-1} at the center-of-mass energy of 3.65 GeV collected with the BESIII detector. These asymmetries can be attributed to the Collins fragmentation function. We observe a nonzero asymmetry, which increases with increasing pion momentum. As our energy scale is close to that of the existing semi-inclusive deep inelastic scattering experimental data, the measured asymmetries are important inputs for the global analysis of extracting the quark transversity distribution inside the nucleon and are valuable to explore the energy evolution of the spin-dependent fragmentation function.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - X C Ai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Albayrak
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - D J Ambrose
- University of Rochester, Rochester, New York 14627, USA
| | - A Amoroso
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Z Bai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - J M Bian
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Bianchi
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - E Boger
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Cakir
- Istanbul Aydin University, 34295 Sefakoy, Istanbul, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S A Cetin
- Dogus University, 34722 Istanbul, Turkey
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Chen
- Beihang University, Beijing 100191, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - X Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Chen
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H P Cheng
- Huangshan College, Huangshan 245000, People's Republic of China
| | - X K Chu
- Peking University, Beijing 100871, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Dai
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - A Dbeyssi
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - M Destefanis
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F De Mori
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - E E Eren
- Dogus University, 34722 Istanbul, Turkey
| | - J Z Fan
- Tsinghua University, Beijing 100084, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Fang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Fava
- University of Eastern Piedmont, I-15121 Alessandria, Italy
- INFN, I-10125 Turin, Italy
| | - F Feldbauer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - C Q Feng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | | | - M Fritsch
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Gao
- Beihang University, Beijing 100191, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Z Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - K Goetzen
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Gu
- GuangXi University, Nanning 530004, People's Republic of China
| | - Y H Guan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - A Hafner
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Q Hao
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q He
- University of Science and Technology Liaoning, Anshan 114051, People's Republic of China
| | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Hu
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Hu
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G M Huang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - G S Huang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - T Hussain
- University of the Punjab, Lahore 54590, Pakistan
| | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Nankai University, Tianjin 300071, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L W Jiang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Jiang
- Nankai University, Tianjin 300071, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X L Kang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - B C Ke
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - P Kiese
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - R Kliemt
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Kloss
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - O B Kolcu
- Dogus University, 34722 Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - W Kühn
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J S Lange
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C Leng
- INFN, I-10125 Turin, Italy
| | - C Li
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - Cheng Li
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F Y Li
- Peking University, Beijing 100871, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Jin Li
- Seoul National University, Seoul 151-747, Korea
| | - K Li
- Shandong University, Jinan 250100, People's Republic of China
| | - K Li
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Lei Li
- Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China
| | - P R Li
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X M Li
- GuangXi University, Nanning 530004, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- GuangXi University, Nanning 530004, People's Republic of China
| | - H H Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - H H Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J P Liu
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - L D Liu
- Peking University, Beijing 100871, People's Republic of China
| | - P L Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H Loehner
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - T Luo
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
| | - X H Mo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Mo
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - K Moriya
- Indiana University, Bloomington, Indiana 47405, USA
| | - N Yu Muchnoi
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - F Nerling
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I B Nikolaev
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - Z Ning
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Nisar
- COMSATS Institute of Information Technology, Lahore, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
| | - S L Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S L Olsen
- Seoul National University, Seoul 151-747, Korea
| | - Q Ouyang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Pacetti
- INFN and University of Perugia, I-06100 Perugia, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - M Pelizaeus
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H P Peng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - J Pettersson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J L Ping
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - V Prasad
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Q Qin
- Shandong University, Jinan 250100, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, Lahore 54590, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Ch Rosner
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X D Ruan
- GuangXi University, Nanning 530004, People's Republic of China
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - M Savrié
- University of Ferrara, I-44122 Ferrara, Italy
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - S Schumann
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - W Shan
- Peking University, Beijing 100871, People's Republic of China
| | - M Shao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W M Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - S Spataro
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Sun
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - S S Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Sun
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Z Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z T Sun
- Indiana University, Bloomington, Indiana 47405, USA
| | - C J Tang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - E H Thorndike
- University of Rochester, Rochester, New York 14627, USA
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - M Ullrich
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - I Uman
- Dogus University, 34722 Istanbul, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Nankai University, Tianjin 300071, People's Republic of China
| | - D Wang
- Peking University, Beijing 100871, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Wang
- Shandong University, Jinan 250100, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S G Wang
- Peking University, Beijing 100871, People's Republic of China
| | - W Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X F Wang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y D Wang
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Q Wang
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Weber
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - J B Wei
- Peking University, Beijing 100871, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Wolke
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - L H Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L G Xia
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Xia
- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Xiao
- University of South China, Hengyang 421001, People's Republic of China
| | - Z J Xiao
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y G Xie
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q L Xiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G F Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Xu
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - X P Xu
- Soochow University, Suzhou 215006, People's Republic of China
| | - L Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W B Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y H Yan
- Hunan University, Changsha 410082, People's Republic of China
| | - H J Yang
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - H X Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y Yang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Y X Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B X Yu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Yu
- Nankai University, Tianjin 300071, People's Republic of China
| | - J S Yu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - C Z Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W L Yuan
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Dogus University, 34722 Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, Lahore 54590, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Zhang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - C C Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Zhang
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Q Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y N Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Yu Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Lei Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Zhao
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W J Zheng
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - B Zhong
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X R Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S H Zhu
- University of Science and Technology Liaoning, Anshan 114051, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y C Zhu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z A Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zotti
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J H Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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Lees JP, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Stugu B, Brown DN, Kerth LT, Kolomensky YG, Lee MJ, Lynch G, Koch H, Schroeder T, Hearty C, Mattison TS, McKenna JA, So RY, Khan A, Blinov VE, Buzykaev AR, Druzhinin VP, Golubev VB, Kravchenko EA, Onuchin AP, Serednyakov SI, Skovpen YI, Solodov EP, Todyshev KY, Lankford AJ, Gary JW, Long O, Franco Sevilla M, Hong TM, Kovalskyi D, Richman JD, West CA, Eisner AM, Lockman WS, Panduro Vazquez W, Schumm BA, Seiden A, Chao DS, Cheng CH, Echenard B, Flood KT, Hitlin DG, Kim J, Miyashita TS, Ongmongkolkul P, Porter FC, Röhrken M, Andreassen R, Huard Z, Meadows BT, Pushpawela BG, Sokoloff MD, Sun L, Ford WT, Smith JG, Wagner SR, Ayad R, Toki WH, Spaan B, Bernard D, Verderi M, Playfer S, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi IM, Piccolo M, Zallo A, Contri R, Monge MR, Passaggio S, Patrignani C, Bhuyan B, Prasad V, Adametz A, Uwer U, Lacker HM, Mallik U, Chen C, Cochran J, Prell S, Ahmed H, Gritsan AV, Arnaud N, Davier M, Derkach D, Grosdidier G, Le Diberder F, Lutz AM, Malaescu B, Roudeau P, Stocchi A, Wormser G, Lange DJ, Wright DM, Coleman JP, Fry JR, Gabathuler E, Hutchcroft DE, Payne DJ, Touramanis C, Bevan AJ, Di Lodovico F, Sacco R, Cowan G, Brown DN, Davis CL, Denig AG, Fritsch M, Gradl W, Griessinger K, Hafner A, Schubert KR, Barlow RJ, Lafferty GD, Cenci R, Hamilton B, Jawahery A, Roberts DA, Cowan R, Cheaib R, Patel PM, Robertson SH, Dey B, Neri N, Palombo F, Cremaldi L, Godang R, Summers DJ, Simard M, Taras P, De Nardo G, Onorato G, Sciacca C, Raven G, Jessop CP, LoSecco JM, Honscheid K, Kass R, Margoni M, Morandin M, Posocco M, Rotondo M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud GR, Briand H, Calderini G, Chauveau J, Leruste P, Marchiori G, Ocariz J, Biasini M, Manoni E, Rossi A, Angelini C, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Chrzaszcz M, Forti F, Giorgi MA, Lusiani A, Oberhof B, Paoloni E, Rama M, Rizzo G, Walsh JJ, Lopes Pegna D, Olsen J, Smith AJS, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Gaspero M, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Hess M, Leddig T, Voß C, Waldi R, Adye T, Olaiya EO, Wilson FF, Emery S, Vasseur G, Aston D, Bard DJ, Cartaro C, Convery MR, Dorfan J, Dubois-Felsmann GP, Dunwoodie W, Ebert M, Field RC, Fulsom BG, Graham MT, Hast C, Innes WR, Kim P, Leith DWGS, Luitz S, Luth V, MacFarlane DB, Muller DR, Neal H, Pulliam T, Ratcliff BN, Roodman A, Schindler RH, Snyder A, Su D, Sullivan MK, Va'vra J, Wisniewski WJ, Wulsin HW, Purohit MV, Wilson JR, Randle-Conde A, Sekula SJ, Bellis M, Burchat PR, Puccio EMT, Alam MS, Ernst JA, Gorodeisky R, Guttman N, Peimer DR, Soffer A, Spanier SM, Ritchie JL, Schwitters RF, Izen JM, Lou XC, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Albert J, Banerjee S, Beaulieu A, Bernlochner FU, Choi HHF, King GJ, Kowalewski R, Lewczuk MJ, Lueck T, Nugent IM, Roney JM, Sobie RJ, Tasneem N, Gershon TJ, Harrison PF, Latham TE, Band HR, Dasu S, Pan Y, Prepost R, Wu SL. Observation of B→D(*) π^(+)π^(-)ℓ^(-)ν Decays in e^(+)e^(-) Collisions at the Υ(4S) Resonance. Phys Rev Lett 2016; 116:041801. [PMID: 26871322 DOI: 10.1103/physrevlett.116.041801] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/31/2015] [Indexed: 06/05/2023]
Abstract
We report on measurements of the decays of B¯ mesons into the semileptonic final states B¯→D^(*)π^(+)π^(-)ℓ^(-)ν¯, where D^(*) represents a D or D^(*) meson and ℓ^(-) is an electron or a muon. These measurements are based on 471×10^(6) BB ¯ pairs recorded with the BABAR detector at the SLAC asymmetric B factory PEP-II. We determine the branching fraction ratios R_{π^{+}π^{-}}^{(*)}=B(B[over ¯]→D^{(*)}π^{+}π^{-}ℓ^{-}ν[over ¯])/B(B[over ¯]→D^{(*)}ℓ^{-}ν[over ¯]) using events in which the second B meson is fully reconstructed. We find R_{π^{+}π^{-}}=0.067±0.010±0.008 and R_{π^{+}π^{-}}^{*}=0.019±0.005±0.004, where the first uncertainty is statistical and the second is systematic. Based on these results and assuming isospin invariance, we estimate that B[over ¯]→D^{(*)}ππℓ^{-}ν[over ¯] decays, where π denotes either a π^{±} and π^{0} meson, account for up to half the difference between the measured inclusive semileptonic branching fraction to charm hadrons and the corresponding sum of previously measured exclusive branching fractions.
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Affiliation(s)
- J P Lees
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Poireau
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Tisserand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - E Grauges
- Facultat de Fisica, Departament ECM, Universitat de Barcelona, E-08028 Barcelona, Spain
| | - A Palano
- INFN Sezione di Bari, I-70126 Bari, Italy
- Dipartimento di Fisica, Università di Bari, I-70126 Bari, Italy
| | - G Eigen
- Institute of Physics, University of Bergen, N-5007 Bergen, Norway
| | - B Stugu
- Institute of Physics, University of Bergen, N-5007 Bergen, Norway
| | - D N Brown
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - L T Kerth
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - Yu G Kolomensky
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - M J Lee
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - G Lynch
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - H Koch
- Institut für Experimentalphysik 1, Ruhr Universität Bochum, D-44780 Bochum, Germany
| | - T Schroeder
- Institut für Experimentalphysik 1, Ruhr Universität Bochum, D-44780 Bochum, Germany
| | - C Hearty
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - T S Mattison
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - J A McKenna
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - R Y So
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - A Khan
- Brunel University, Uxbridge, Middlesex UB8 3PH, United Kingdom
| | - V E Blinov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - A R Buzykaev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
| | - V P Druzhinin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - V B Golubev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kravchenko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A P Onuchin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - S I Serednyakov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - Yu I Skovpen
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E P Solodov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - K Yu Todyshev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A J Lankford
- University of California at Irvine, Irvine, California 92697, USA
| | - J W Gary
- University of California at Riverside, Riverside, California 92521, USA
| | - O Long
- University of California at Riverside, Riverside, California 92521, USA
| | - M Franco Sevilla
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - T M Hong
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - D Kovalskyi
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - J D Richman
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - C A West
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - A M Eisner
- Institute for Particle Physics, University of California at Santa Cruz, Santa Cruz, California 95064, USA
| | - W S Lockman
- Institute for Particle Physics, University of California at Santa Cruz, Santa Cruz, California 95064, USA
| | - W Panduro Vazquez
- Institute for Particle Physics, University of California at Santa Cruz, Santa Cruz, California 95064, USA
| | - B A Schumm
- Institute for Particle Physics, University of California at Santa Cruz, Santa Cruz, California 95064, USA
| | - A Seiden
- Institute for Particle Physics, University of California at Santa Cruz, Santa Cruz, California 95064, USA
| | - D S Chao
- California Institute of Technology, Pasadena, California 91125, USA
| | - C H Cheng
- California Institute of Technology, Pasadena, California 91125, USA
| | - B Echenard
- California Institute of Technology, Pasadena, California 91125, USA
| | - K T Flood
- California Institute of Technology, Pasadena, California 91125, USA
| | - D G Hitlin
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Kim
- California Institute of Technology, Pasadena, California 91125, USA
| | - T S Miyashita
- California Institute of Technology, Pasadena, California 91125, USA
| | - P Ongmongkolkul
- California Institute of Technology, Pasadena, California 91125, USA
| | - F C Porter
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Röhrken
- California Institute of Technology, Pasadena, California 91125, USA
| | - R Andreassen
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - Z Huard
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - B T Meadows
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | | | - M D Sokoloff
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - L Sun
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - W T Ford
- University of Colorado, Boulder, Colorado 80309, USA
| | - J G Smith
- University of Colorado, Boulder, Colorado 80309, USA
| | - S R Wagner
- University of Colorado, Boulder, Colorado 80309, USA
| | - R Ayad
- Colorado State University, Fort Collins, Colorado 80523, USA
| | - W H Toki
- Colorado State University, Fort Collins, Colorado 80523, USA
| | - B Spaan
- Fakultät Physik, Technische Universität Dortmund, D-44221 Dortmund, Germany
| | - D Bernard
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - M Verderi
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - S Playfer
- University of Edinburgh, Edinburgh EH9 3JZ, United Kingdom
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - C Bozzi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - R Calabrese
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Luppi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R de Sangro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G Finocchiaro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Martellotti
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - I M Peruzzi
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Piccolo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R Contri
- INFN Sezione di Genova, I-16146 Genova, Italy
- Dipartimento di Fisica, Università di Genova, I-16146 Genova, Italy
| | - M R Monge
- INFN Sezione di Genova, I-16146 Genova, Italy
- Dipartimento di Fisica, Università di Genova, I-16146 Genova, Italy
| | - S Passaggio
- INFN Sezione di Genova, I-16146 Genova, Italy
| | - C Patrignani
- INFN Sezione di Genova, I-16146 Genova, Italy
- Dipartimento di Fisica, Università di Genova, I-16146 Genova, Italy
| | - B Bhuyan
- Indian Institute of Technology Guwahati, Guwahati, Assam 781 039, India
| | - V Prasad
- Indian Institute of Technology Guwahati, Guwahati, Assam 781 039, India
| | - A Adametz
- Physikalisches Institut, Universität Heidelberg, D-69120 Heidelberg, Germany
| | - U Uwer
- Physikalisches Institut, Universität Heidelberg, D-69120 Heidelberg, Germany
| | - H M Lacker
- Institut für Physik, Humboldt-Universität zu Berlin, D-12489 Berlin, Germany
| | - U Mallik
- University of Iowa, Iowa City, Iowa 52242, USA
| | - C Chen
- Iowa State University, Ames, Iowa 50011-3160, USA
| | - J Cochran
- Iowa State University, Ames, Iowa 50011-3160, USA
| | - S Prell
- Iowa State University, Ames, Iowa 50011-3160, USA
| | - H Ahmed
- Physics Department, Jazan University, Jazan 22822, Saudi Arabia
| | - A V Gritsan
- Johns Hopkins University, Baltimore, Maryland 21218, USA
| | - N Arnaud
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - M Davier
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - D Derkach
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - G Grosdidier
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - F Le Diberder
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - A M Lutz
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - B Malaescu
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - P Roudeau
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - A Stocchi
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - G Wormser
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - D J Lange
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - D M Wright
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - J P Coleman
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - J R Fry
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - E Gabathuler
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D E Hutchcroft
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D J Payne
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - C Touramanis
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - A J Bevan
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - F Di Lodovico
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - R Sacco
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - G Cowan
- Royal Holloway and Bedford New College, University of London, Egham, Surrey TW20 0EX, United Kingdom
| | - D N Brown
- University of Louisville, Louisville, Kentucky 40292, USA
| | - C L Davis
- University of Louisville, Louisville, Kentucky 40292, USA
| | - A G Denig
- Institut für Kernphysik, Johannes Gutenberg-Universität Mainz, D-55099 Mainz, Germany
| | - M Fritsch
- Institut für Kernphysik, Johannes Gutenberg-Universität Mainz, D-55099 Mainz, Germany
| | - W Gradl
- Institut für Kernphysik, Johannes Gutenberg-Universität Mainz, D-55099 Mainz, Germany
| | - K Griessinger
- Institut für Kernphysik, Johannes Gutenberg-Universität Mainz, D-55099 Mainz, Germany
| | - A Hafner
- Institut für Kernphysik, Johannes Gutenberg-Universität Mainz, D-55099 Mainz, Germany
| | - K R Schubert
- Institut für Kernphysik, Johannes Gutenberg-Universität Mainz, D-55099 Mainz, Germany
| | - R J Barlow
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - G D Lafferty
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - R Cenci
- University of Maryland, College Park, Maryland 20742, USA
| | - B Hamilton
- University of Maryland, College Park, Maryland 20742, USA
| | - A Jawahery
- University of Maryland, College Park, Maryland 20742, USA
| | - D A Roberts
- University of Maryland, College Park, Maryland 20742, USA
| | - R Cowan
- Laboratory for Nuclear Science, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - R Cheaib
- McGill University, Montréal, Québec H3A 2T8, Canada
| | - P M Patel
- McGill University, Montréal, Québec H3A 2T8, Canada
| | | | - B Dey
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - N Neri
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - F Palombo
- INFN Sezione di Milano, I-20133 Milano, Italy
- Dipartimento di Fisica, Università di Milano, I-20133 Milano, Italy
| | - L Cremaldi
- University of Mississippi, University, Mississippi 38677, USA
| | - R Godang
- University of Mississippi, University, Mississippi 38677, USA
| | - D J Summers
- University of Mississippi, University, Mississippi 38677, USA
| | - M Simard
- Université de Montréal, Physique des Particules, Montréal, Québec H3C 3J7, Canada
| | - P Taras
- Université de Montréal, Physique des Particules, Montréal, Québec H3C 3J7, Canada
| | - G De Nardo
- INFN Sezione di Napoli, I-80126 Napoli, Italy
- Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - G Onorato
- INFN Sezione di Napoli, I-80126 Napoli, Italy
- Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - C Sciacca
- INFN Sezione di Napoli, I-80126 Napoli, Italy
- Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - G Raven
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, Netherlands
| | - C P Jessop
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - J M LoSecco
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - K Honscheid
- Ohio State University, Columbus, Ohio 43210, USA
| | - R Kass
- Ohio State University, Columbus, Ohio 43210, USA
| | - M Margoni
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - M Morandin
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Posocco
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Rotondo
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - G Simi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - F Simonetto
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - R Stroili
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - S Akar
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris 6, Université Denis Diderot-Paris 7, F-75252 Paris, France
| | - E Ben-Haim
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris 6, Université Denis Diderot-Paris 7, F-75252 Paris, France
| | - M Bomben
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris 6, Université Denis Diderot-Paris 7, F-75252 Paris, France
| | - G R Bonneaud
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris 6, Université Denis Diderot-Paris 7, F-75252 Paris, France
| | - H Briand
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris 6, Université Denis Diderot-Paris 7, F-75252 Paris, France
| | - G Calderini
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris 6, Université Denis Diderot-Paris 7, F-75252 Paris, France
| | - J Chauveau
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris 6, Université Denis Diderot-Paris 7, F-75252 Paris, France
| | - Ph Leruste
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris 6, Université Denis Diderot-Paris 7, F-75252 Paris, France
| | - G Marchiori
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris 6, Université Denis Diderot-Paris 7, F-75252 Paris, France
| | - J Ocariz
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris 6, Université Denis Diderot-Paris 7, F-75252 Paris, France
| | - M Biasini
- INFN Sezione di Perugia, I-06123 Perugia, Italy
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - E Manoni
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - A Rossi
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - C Angelini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - G Batignani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - S Bettarini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Carpinelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - G Casarosa
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | | | - F Forti
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M A Giorgi
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Lusiani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Scuola Normale Superiore di Pisa, I-56127 Pisa, Italy
| | - B Oberhof
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - E Paoloni
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Rama
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - G Rizzo
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - J J Walsh
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - D Lopes Pegna
- Princeton University, Princeton, New Jersey 08544, USA
| | - J Olsen
- Princeton University, Princeton, New Jersey 08544, USA
| | - A J S Smith
- Princeton University, Princeton, New Jersey 08544, USA
| | - F Anulli
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - R Faccini
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | | | - F Ferroni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - M Gaspero
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - A Pilloni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - G Piredda
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - C Bünger
- Universität Rostock, D-18051 Rostock, Germany
| | - S Dittrich
- Universität Rostock, D-18051 Rostock, Germany
| | - O Grünberg
- Universität Rostock, D-18051 Rostock, Germany
| | - M Hess
- Universität Rostock, D-18051 Rostock, Germany
| | - T Leddig
- Universität Rostock, D-18051 Rostock, Germany
| | - C Voß
- Universität Rostock, D-18051 Rostock, Germany
| | - R Waldi
- Universität Rostock, D-18051 Rostock, Germany
| | - T Adye
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - E O Olaiya
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - F F Wilson
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - S Emery
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - G Vasseur
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - D Aston
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D J Bard
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - C Cartaro
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M R Convery
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - J Dorfan
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | | | - W Dunwoodie
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M Ebert
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - R C Field
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - B G Fulsom
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M T Graham
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - C Hast
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - W R Innes
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - P Kim
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D W G S Leith
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - S Luitz
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - V Luth
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D B MacFarlane
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D R Muller
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - H Neal
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - T Pulliam
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - B N Ratcliff
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - A Roodman
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - R H Schindler
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - A Snyder
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D Su
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M K Sullivan
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - J Va'vra
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - W J Wisniewski
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - H W Wulsin
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M V Purohit
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - J R Wilson
- University of South Carolina, Columbia, South Carolina 29208, USA
| | | | - S J Sekula
- Southern Methodist University, Dallas, Texas 75275, USA
| | - M Bellis
- Stanford University, Stanford, California 94305-4060, USA
| | - P R Burchat
- Stanford University, Stanford, California 94305-4060, USA
| | - E M T Puccio
- Stanford University, Stanford, California 94305-4060, USA
| | - M S Alam
- State University of New York, Albany, New York 12222, USA
| | - J A Ernst
- State University of New York, Albany, New York 12222, USA
| | - R Gorodeisky
- School of Physics and Astronomy, Tel Aviv University, Tel Aviv 69978, Israel
| | - N Guttman
- School of Physics and Astronomy, Tel Aviv University, Tel Aviv 69978, Israel
| | - D R Peimer
- School of Physics and Astronomy, Tel Aviv University, Tel Aviv 69978, Israel
| | - A Soffer
- School of Physics and Astronomy, Tel Aviv University, Tel Aviv 69978, Israel
| | - S M Spanier
- University of Tennessee, Knoxville, Tennessee 37996, USA
| | - J L Ritchie
- University of Texas at Austin, Austin, Texas 78712, USA
| | | | - J M Izen
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - X C Lou
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - F Bianchi
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - F De Mori
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - A Filippi
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - D Gamba
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - L Lanceri
- INFN Sezione di Trieste, I-34127 Trieste, Italy
- Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - L Vitale
- INFN Sezione di Trieste, I-34127 Trieste, Italy
- Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | | | - A Oyanguren
- IFIC, Universitat de Valencia-CSIC, E-46071 Valencia, Spain
| | - J Albert
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - Sw Banerjee
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - A Beaulieu
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - F U Bernlochner
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - H H F Choi
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - G J King
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - R Kowalewski
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - M J Lewczuk
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - T Lueck
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - I M Nugent
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - J M Roney
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - R J Sobie
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - N Tasneem
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - T J Gershon
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - P F Harrison
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - T E Latham
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - H R Band
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S Dasu
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - Y Pan
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - R Prepost
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S L Wu
- University of Wisconsin, Madison, Wisconsin 53706, USA
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Lees J, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Stugu B, Brown D, Kerth L, Kolomensky Y, Lee M, Lynch G, Koch H, Schroeder T, Hearty C, Mattison T, McKenna J, So R, Khan A, Blinov V, Buzykaev A, Druzhinin V, Golubev V, Kravchenko E, Onuchin A, Serednyakov S, Skovpen Y, Solodov E, Todyshev K, Lankford A, Dey B, Gary J, Long O, Franco Sevilla M, Hong T, Kovalskyi D, Richman J, West C, Eisner A, Lockman W, Panduro Vazquez W, Schumm B, Seiden A, Chao D, Cheng C, Echenard B, Flood K, Hitlin D, Miyashita T, Ongmongkolkul P, Porter F, Röhrken M, Andreassen R, Huard Z, Meadows B, Pushpawela B, Sokoloff M, Sun L, Bloom P, Ford W, Gaz A, Smith J, Wagner S, Ayad R, Toki W, Spaan B, Bernard D, Verderi M, Playfer S, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Piemontese L, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi I, Piccolo M, Zallo A, Contri R, Monge M, Passaggio S, Patrignani C, Bhuyan B, Prasad V, Adametz A, Uwer U, Lacker H, Mallik U, Chen C, Cochran J, Prell S, Ahmed H, Gritsan A, Arnaud N, Davier M, Derkach D, Grosdidier G, Le Diberder F, Lutz A, Malaescu B, Roudeau P, Stocchi A, Wormser G, Lange D, Wright D, Coleman J, Fry J, Gabathuler E, Hutchcroft D, Payne D, Touramanis C, Bevan A, Di Lodovico F, Sacco R, Cowan G, Brown D, Davis C, Denig A, Fritsch M, Gradl W, Griessinger K, Hafner A, Schubert K, Barlow R, Lafferty G, Cenci R, Hamilton B, Jawahery A, Roberts D, Cowan R, Cheaib R, Patel P, Robertson S, Neri N, Palombo F, Cremaldi L, Godang R, Summers D, Simard M, Taras P, De Nardo G, Onorato G, Sciacca C, Raven G, Jessop C, LoSecco J, Honscheid K, Kass R, Margoni M, Morandin M, Posocco M, Rotondo M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud G, Briand H, Calderini G, Chauveau J, Leruste P, Marchiori G, Ocariz J, Biasini M, Manoni E, Rossi A, Angelini C, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Chrzaszcz M, Forti F, Giorgi M, Lusiani A, Oberhof B, Paoloni E, Rama M, Rizzo G, Walsh J, Lopes Pegna D, Olsen J, Smith A, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Gaspero M, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Hess M, Leddig T, Voß C, Waldi R, Adye T, Olaiya E, Wilson F, Emery S, Vasseur G, Aston D, Bard D, Cartaro C, Convery M, Dorfan J, Dubois-Felsmann G, Dunwoodie W, Ebert M, Field R, Fulsom B, Graham M, Hast C, Innes W, Kim P, Leith D, Luitz S, Luth V, MacFarlane D, Muller D, Neal H, Pulliam T, Ratcliff B, Roodman A, Schindler R, Snyder A, Su D, Sullivan M, Va’vra J, Wisniewski W, Wulsin H, Purohit M, Wilson J, Randle-Conde A, Sekula S, Bellis M, Burchat P, Puccio E, Alam M, Ernst J, Gorodeisky R, Guttman N, Peimer D, Soffer A, Spanier S, Ritchie J, Schwitters R, Izen J, Lou X, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Albert J, Banerjee S, Beaulieu A, Bernlochner F, Choi H, King G, Kowalewski R, Lewczuk M, Lueck T, Nugent I, Roney J, Sobie R, Tasneem N, Gershon T, Harrison P, Latham T, Band H, Dasu S, Pan Y, Prepost R, Wu S. Collins asymmetries in inclusive chargedKKandKπpairs produced ine+e−annihilation. Int J Clin Exp Med 2015. [DOI: 10.1103/physrevd.92.111101] [Citation(s) in RCA: 17] [Impact Index Per Article: 1.9] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
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Ablikim M, Achasov MN, Ai XC, Albayrak O, Albrecht M, Ambrose DJ, Amoroso A, An FF, An Q, Bai JZ, Ferroli RB, Ban Y, Bennett DW, Bennett JV, Bertani M, Bettoni D, Bian JM, Bianchi F, Boger E, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chang JF, Chelkov G, Chen G, Chen HS, Chen HY, Chen JC, Chen ML, Chen SC, Chen SJ, Chen X, Chen XR, Chen YB, Cheng HP, Chu XK, Cibinetto G, Dai HL, Dai JP, Dbeyssi A, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Du SX, Duan PF, Fan JZ, Fang J, Fang SS, Fang X, Fang Y, Fava L, Feldbauer F, Felici G, Feng CQ, Fioravanti E, Fritsch M, Fu CD, Gao Q, Gao XL, Gao XY, Gao Y, Gao Z, Garzia I, Goetzen K, Gong WX, Gradl W, Greco M, Gu MH, Gu YT, Guan YH, Guo AQ, Guo LB, Guo RP, Guo Y, Guo YP, Haddadi Z, Hafner A, Han S, Hao XQ, Harris FA, He KL, He XQ, Held T, Heng YK, Hou ZL, Hu C, Hu HM, Hu JF, Hu T, Hu Y, Huang GM, Huang GS, Huang JS, Huang XT, Huang Y, Hussain T, Ji Q, Ji QP, Ji XB, Ji XL, Jiang LW, Jiang XS, Jiang XY, Jiao JB, Jiao Z, Jin DP, Jin S, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XL, Kang XS, Kavatsyuk M, Ke BC, Kiese P, Kliemt R, Kloss B, Kolcu OB, Kopf B, Kornicer M, Kühn W, Kupsc A, Lange JS, Lara M, Larin P, Leng C, Li C, Li C, Li DM, Li F, Li FY, Li G, Li HB, Li HJ, Li JC, Li J, Li K, Li K, Li L, Li PR, Li T, Li WD, Li WG, Li XL, Li XM, Li XN, Li XQ, Li ZB, Liang H, Liang JJ, Liang YF, Liang YT, Liao GR, Lin DX, Liu BJ, Liu CX, Liu D, Liu FH, Liu F, Liu F, Liu HB, Liu HH, Liu HH, Liu HM, Liu J, Liu JB, Liu JP, Liu JY, Liu K, Liu KY, Liu LD, Liu PL, Liu Q, Liu SB, Liu X, Liu YB, Liu ZA, Liu Z, Loehner H, Lou XC, Lu HJ, Lu JG, Lu Y, Lu YP, Luo CL, Luo MX, Luo T, Luo XL, Lyu XR, Ma FC, Ma HL, Ma LL, Ma MM, Ma QM, Ma T, Ma XN, Ma XY, Maas FE, Maggiora M, Mao YJ, Mao ZP, Marcello S, Messchendorp JG, Min J, Mitchell RE, Mo XH, Mo YJ, Morales CM, Moriya K, Muchnoi NY, Muramatsu H, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Niu XY, Olsen SL, Ouyang Q, Pacetti S, Pan Y, Patteri P, Pelizaeus M, Peng HP, Peters K, Pettersson J, Ping JL, Ping RG, Poling R, Prasad V, Qi M, Qian S, Qiao CF, Qin LQ, Qin N, Qin XS, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Ripka M, Rong G, Rosner C, Ruan XD, Sarantsev A, Savrié M, Schoenning K, Schumann S, Shan W, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Shi M, Song WM, Song XY, Sosio S, Spataro S, Sun GX, Sun JF, Sun SS, Sun XH, Sun YJ, Sun YZ, Sun ZJ, Sun ZT, Tang CJ, Tang X, Tapan I, Thorndike EH, Tiemens M, Ullrich M, Uman I, Varner GS, Wang B, Wang D, Wang DY, Wang K, Wang LL, Wang LS, Wang M, Wang P, Wang PL, Wang SG, Wang W, Wang WP, Wang XF, Wang YD, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZH, Wang ZY, Wang ZY, Weber T, Wei DH, Wei JB, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu LJ, Wu Z, Xia L, Xia LG, Xia Y, Xiao D, Xiao H, Xiao ZJ, Xie YG, Xiu QL, Xu GF, Xu JJ, Xu L, Xu QJ, Xu XP, Yan L, Yan WB, Yan WC, Yan YH, Yang HJ, Yang HX, Yang L, Yang Y, Yang YX, Ye M, Ye MH, Yin JH, Yu BX, Yu CX, Yu JS, Yuan CZ, Yuan WL, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zeng Z, Zhang BX, Zhang BY, Zhang C, Zhang CC, Zhang DH, Zhang HH, Zhang HY, Zhang J, Zhang JJ, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang XY, Zhang Y, Zhang YN, Zhang YH, Zhang YT, Zhang Y, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao QW, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng WJ, Zheng YH, Zhong B, Zhou L, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhu K, Zhu KJ, Zhu S, Zhu SH, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zotti L, Zou BS, Zou JH. Observation of a Neutral Structure near the DD[over ¯]^{*} Mass Threshold in e^{+}e^{-}→(DD[over ¯]^{*})^{0}π^{0} at sqrt[s]=4.226 and 4.257 GeV. Phys Rev Lett 2015; 115:222002. [PMID: 26650295 DOI: 10.1103/physrevlett.115.222002] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 09/17/2015] [Indexed: 06/05/2023]
Abstract
A neutral structure in the DD[over ¯]^{*} system around the DD[over ¯]^{*} mass threshold is observed with a statistical significance greater than 10σ in the processes e^{+}e^{-}→D^{+}D^{*-}π^{0}+c.c. and e^{+}e^{-}→D^{0}D[over ¯]^{*0}π^{0}+c.c. at sqrt[s]=4.226 and 4.257 GeV in the BESIII experiment. The structure is denoted as Z_{c}(3885)^{0}. Assuming the presence of a resonance, its pole mass and width are determined to be [3885.7_{-5.7}^{+4.3}(stat)±8.4(syst)] MeV/c^{2} and [35_{-12}^{+11}(stat)±15(syst)] MeV, respectively. The Born cross sections are measured to be σ[e^{+}e^{-}→Z_{c}(3885)^{0}π^{0},Z_{c}(3885)^{0}→DD[over ¯]^{*}]=[77±13(stat)±17(syst)] pb at 4.226 GeV and [47±9(stat)±10(syst)] pb at 4.257 GeV. The ratio of decay rates B[Z_{c}(3885)^{0}→D^{+}D^{*-}+c.c.]/B[Z_{c}(3885)^{0}→D^{0}D[over ¯]^{*0}+c.c.] is determined to be 0.96±0.18(stat)±0.12(syst), consistent with no isospin violation in the process, Z_{c}(3885)^{0}→DD[over ¯]^{*}.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - X C Ai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Albayrak
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - D J Ambrose
- University of Rochester, Rochester, New York 14627, USA
| | - A Amoroso
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125, Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Z Bai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - J M Bian
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Bianchi
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125, Turin, Italy
| | - E Boger
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Cakir
- Istanbul Aydin University, 34295 Sefakoy, Istanbul, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S A Cetin
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Chen
- Beihang University, Beijing 100191, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Chen Chen
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - X Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Chen
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H P Cheng
- Huangshan College, Huangshan 245000, People's Republic of China
| | - X K Chu
- Peking University, Beijing 100871, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Dai
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - A Dbeyssi
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Destefanis
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125, Turin, Italy
| | - F De Mori
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125, Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Fan
- Tsinghua University, Beijing 100084, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Fang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Fava
- University of Eastern Piedmont, I-15121, Alessandria, Italy
- INFN, I-10125, Turin, Italy
| | - F Feldbauer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - C Q Feng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - M Fritsch
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Gao
- Beihang University, Beijing 100191, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Z Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - I Garzia
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - K Goetzen
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125, Turin, Italy
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Gu
- GuangXi University, Nanning 530004, People's Republic of China
| | - Y H Guan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R P Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - A Hafner
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Q Hao
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q He
- University of Science and Technology Liaoning, Anshan 114051, People's Republic of China
| | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Hu
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Hu
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125, Turin, Italy
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G M Huang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - G S Huang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - T Hussain
- University of the Punjab, Lahore-54590, Pakistan
| | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Nankai University, Tianjin 300071, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L W Jiang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Jiang
- Nankai University, Tianjin 300071, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X L Kang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - B C Ke
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - P Kiese
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - R Kliemt
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Kloss
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - O B Kolcu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - W Kühn
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J S Lange
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C Leng
- INFN, I-10125, Turin, Italy
| | - C Li
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - Cheng Li
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F Y Li
- Peking University, Beijing 100871, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Jin Li
- Seoul National University, Seoul 151-747, Korea
| | - K Li
- Shandong University, Jinan 250100, People's Republic of China
| | - K Li
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Lei Li
- Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China
| | - P R Li
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X M Li
- GuangXi University, Nanning 530004, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J J Liang
- GuangXi University, Nanning 530004, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- GuangXi University, Nanning 530004, People's Republic of China
| | - H H Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J P Liu
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - L D Liu
- Peking University, Beijing 100871, People's Republic of China
| | - P L Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H Loehner
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - T Luo
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - M M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125, Turin, Italy
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125, Turin, Italy
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Central China Normal University, Wuhan 430079, People's Republic of China
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
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- Indiana University, Bloomington, Indiana 47405, USA
| | - N Yu Muchnoi
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
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- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
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- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- COMSATS Institute of Information Technology, Lahore, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Seoul National University, Seoul 151-747, Korea
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- INFN and University of Perugia, I-06100, Perugia, Italy
| | - Y Pan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
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- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H P Peng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
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- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
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- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - V Prasad
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Q Qin
- Shandong University, Jinan 250100, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, Lahore-54590, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Ch Rosner
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X D Ruan
- GuangXi University, Nanning 530004, People's Republic of China
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Savrié
- University of Ferrara, I-44122, Ferrara, Italy
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - S Schumann
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - W Shan
- Peking University, Beijing 100871, People's Republic of China
| | - M Shao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Shi
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W M Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125, Turin, Italy
| | - S Spataro
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125, Turin, Italy
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Henan Normal University, Xinxiang 453007, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- University of Science and Technology of China, Hefei 230026, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Indiana University, Bloomington, Indiana 47405, USA
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- Sichuan University, Chengdu 610064, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - E H Thorndike
- University of Rochester, Rochester, New York 14627, USA
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - M Ullrich
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - I Uman
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Nankai University, Tianjin 300071, People's Republic of China
| | - D Wang
- Peking University, Beijing 100871, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Shandong University, Jinan 250100, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S G Wang
- Peking University, Beijing 100871, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- University of Science and Technology of China, Hefei 230026, People's Republic of China
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- Tsinghua University, Beijing 100084, People's Republic of China
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- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- University of Science and Technology of China, Hefei 230026, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Weber
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - J B Wei
- Peking University, Beijing 100871, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
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- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- University of Science and Technology of China, Hefei 230026, People's Republic of China
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- Tsinghua University, Beijing 100084, People's Republic of China
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- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- University of South China, Hengyang 421001, People's Republic of China
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- Nanjing Normal University, Nanjing 210023, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
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- Soochow University, Suzhou 215006, People's Republic of China
| | - L Yan
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125, Turin, Italy
| | - W B Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
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- University of Science and Technology of China, Hefei 230026, People's Republic of China
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- Hunan University, Changsha 410082, People's Republic of China
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- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y Yang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Y X Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Nankai University, Tianjin 300071, People's Republic of China
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- Lanzhou University, Lanzhou 730000, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, Lahore-54590, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - Z Zeng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Nanjing University, Nanjing 210093, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y N Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Yu Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Lei Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
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- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
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- University of Science and Technology of China, Hefei 230026, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- University of Science and Technology Liaoning, Anshan 114051, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
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- University of Science and Technology of China, Hefei 230026, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zotti
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125, Turin, Italy
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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Ablikim M, Achasov MN, Ai XC, Albayrak O, Albrecht M, Ambrose DJ, Amoroso A, An FF, An Q, Bai JZ, Baldini Ferroli R, Ban Y, Bennett DW, Bennett JV, Bertani M, Bettoni D, Bian JM, Bianchi F, Boger E, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chang JF, Chelkov G, Chen G, Chen HS, Chen HY, Chen JC, Chen ML, Chen SJ, Chen X, Chen XR, Chen YB, Cheng HP, Chu XK, Cibinetto G, Dai HL, Dai JP, Dbeyssi A, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Dou ZL, Du SX, Duan PF, Fan JZ, Fang J, Fang SS, Fang X, Fang Y, Fava L, Fedorov O, Feldbauer F, Felici G, Feng CQ, Fioravanti E, Fritsch M, Fu CD, Gao Q, Gao XL, Gao XY, Gao Y, Gao Z, Garzia I, Goetzen K, Gong WX, Gradl W, Greco M, Gu MH, Gu YT, Guan YH, Guo AQ, Guo LB, Guo Y, Guo YP, Haddadi Z, Hafner A, Han S, Hao XQ, Harris FA, He KL, Held T, Heng YK, Hou ZL, Hu C, Hu HM, Hu JF, Hu T, Hu Y, Huang GM, Huang GS, Huang JS, Huang XT, Huang Y, Hussain T, Ji Q, Ji QP, Ji XB, Ji XL, Jiang LW, Jiang XS, Jiang XY, Jiao JB, Jiao Z, Jin DP, Jin S, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XL, Kang XS, Kavatsyuk M, Ke BC, Kiese P, Kliemt R, Kloss B, Kolcu OB, Kopf B, Kornicer M, Kuehn W, Kupsc A, Lange JS, Lara M, Larin P, Leng C, Li C, Li C, Li DM, Li F, Li FY, Li G, Li HB, Li JC, Li J, Li K, Li K, Li L, Li PR, Li T, Li WD, Li WG, Li XL, Li XM, Li XN, Li XQ, Li ZB, Liang H, Liang YF, Liang YT, Liao GR, Lin DX, Liu BJ, Liu CX, Liu D, Liu FH, Liu F, Liu F, Liu HB, Liu HH, Liu HH, Liu HM, Liu J, Liu JB, Liu JP, Liu JY, Liu K, Liu KY, Liu LD, Liu PL, Liu Q, Liu SB, Liu X, Liu YB, Liu ZA, Liu Z, Lou XC, Lu HJ, Lu JG, Lu Y, Lu YP, Luo CL, Luo MX, Luo T, Luo XL, Lyu XR, Ma FC, Ma HL, Ma LL, Ma QM, Ma T, Ma XN, Ma XY, Maas FE, Maggiora M, Mao YJ, Mao ZP, Marcello S, Messchendorp JG, Min J, Mitchell RE, Mo XH, Mo YJ, Morales Morales C, Muchnoi NY, Muramatsu H, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Niu XY, Olsen SL, Ouyang Q, Pacetti S, Pan Y, Patteri P, Pelizaeus M, Peng HP, Peters K, Pettersson J, Ping JL, Ping RG, Poling R, Prasad V, Qi HR, Qi M, Qian S, Qiao CF, Qin LQ, Qin N, Qin XS, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Ripka M, Rong G, Rosner C, Ruan XD, Santoro V, Sarantsev A, Savrié M, Schoenning K, Schumann S, Shan W, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Song WM, Song XY, Sosio S, Spataro S, Sun GX, Sun JF, Sun SS, Sun YJ, Sun YZ, Sun ZJ, Sun ZT, Tang CJ, Tang X, Tapan I, Thorndike EH, Tiemens M, Ullrich M, Uman I, Varner GS, Wang B, Wang BL, Wang D, Wang DY, Wang K, Wang LL, Wang LS, Wang M, Wang P, Wang PL, Wang SG, Wang W, Wang WP, Wang XF, Wang YD, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZH, Wang ZY, Weber T, Wei DH, Wei JB, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu Z, Xia L, Xia LG, Xia Y, Xiao D, Xiao H, Xiao ZJ, Xie YG, Xiu QL, Xu GF, Xu L, Xu QJ, Xu QN, Xu XP, Yan L, Yan WB, Yan WC, Yan YH, Yang HJ, Yang HX, Yang L, Yang Y, Yang YX, Ye M, Ye MH, Yin JH, Yu BX, Yu CX, Yu JS, Yuan CZ, Yuan WL, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zeng Z, Zhang BX, Zhang BY, Zhang C, Zhang CC, Zhang DH, Zhang HH, Zhang HY, Zhang JJ, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang XY, Zhang Y, Zhang YH, Zhang YN, Zhang YT, Zhang Y, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao QW, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng WJ, Zheng YH, Zhong B, Zhou L, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhu K, Zhu KJ, Zhu S, Zhu SH, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zotti L, Zou BS, Zou JH. Measurement of the Absolute Branching Fraction for Λ_{c}^{+}→Λe^{+}ν_{e}. Phys Rev Lett 2015; 115:221805. [PMID: 26650293 DOI: 10.1103/physrevlett.115.221805] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 10/09/2015] [Indexed: 06/05/2023]
Abstract
We report the first measurement of the absolute branching fraction for Λ_{c}^{+}→Λe^{+}ν_{e}. This measurement is based on 567 pb^{-1} of e^{+}e^{-} annihilation data produced at sqrt[s]=4.599 GeV, which is just above the Λ_{c}^{+}Λ[over ¯]_{c}^{-} threshold. The data were collected with the BESIII detector at the BEPCII storage rings. The branching fraction is determined to be B(Λ_{c}^{+}→Λe^{+}ν_{e})=[3.63±0.38(stat)±0.20(syst)]%, representing a significant improvement in precision over the current indirect determination. As the branching fraction for Λ_{c}^{+}→Λe^{+}ν_{e} is the benchmark for those of other Λ_{c}^{+} semileptonic channels, our result provides a unique test of different theoretical models, which is the most stringent to date.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - X C Ai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Albayrak
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - D J Ambrose
- University of Rochester, Rochester, New York 14627, USA
| | - A Amoroso
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Z Bai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - J M Bian
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Bianchi
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - E Boger
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Cakir
- Istanbul Aydin University, 34295 Sefakoy, Istanbul, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S A Cetin
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Chen
- Beihang University, Beijing 100191, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - X Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Chen
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H P Cheng
- Huangshan College, Huangshan 245000, People's Republic of China
| | - X K Chu
- Peking University, Beijing 100871, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Dai
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - A Dbeyssi
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Destefanis
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F De Mori
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Dou
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Fan
- Tsinghua University, Beijing 100084, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Fang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Fava
- University of Eastern Piedmont, I-15121 Alessandria, Italy
- INFN, I-10125 Turin, Italy
| | - O Fedorov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Feldbauer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - C Q Feng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | | | - M Fritsch
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Gao
- Beihang University, Beijing 100191, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Z Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - K Goetzen
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Gu
- GuangXi University, Nanning 530004, People's Republic of China
| | - Y H Guan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - A Hafner
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Q Hao
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Hu
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Hu
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G M Huang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - G S Huang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - T Hussain
- University of the Punjab, Lahore-54590, Pakistan
| | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Nankai University, Tianjin 300071, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L W Jiang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Jiang
- Nankai University, Tianjin 300071, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X L Kang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - B C Ke
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - P Kiese
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - R Kliemt
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Kloss
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - O B Kolcu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - W Kuehn
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J S Lange
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C Leng
- INFN, I-10125 Turin, Italy
| | - C Li
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - Cheng Li
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F Y Li
- Peking University, Beijing 100871, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Jin Li
- Seoul National University, Seoul 151-747 Korea
| | - K Li
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - K Li
- Shandong University, Jinan 250100, People's Republic of China
| | - Lei Li
- Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China
| | - P R Li
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X M Li
- GuangXi University, Nanning 530004, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- GuangXi University, Nanning 530004, People's Republic of China
| | - H H Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J P Liu
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - L D Liu
- Peking University, Beijing 100871, People's Republic of China
| | - P L Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - T Luo
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
| | - X H Mo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Mo
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - N Yu Muchnoi
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Nerling
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I B Nikolaev
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - Z Ning
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Nisar
- COMSATS Institute of Information Technology, Lahore, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
| | - S L Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S L Olsen
- Seoul National University, Seoul 151-747 Korea
| | - Q Ouyang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Pacetti
- INFN and University of Perugia, I-06100 Perugia, Italy
| | - Y Pan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Pelizaeus
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H P Peng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - J Pettersson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J L Ping
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - V Prasad
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H R Qi
- Beihang University, Beijing 100191, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Q Qin
- Shandong University, Jinan 250100, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, Lahore-54590, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Ch Rosner
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X D Ruan
- GuangXi University, Nanning 530004, People's Republic of China
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Savrié
- University of Ferrara, I-44122 Ferrara, Italy
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - S Schumann
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - W Shan
- Peking University, Beijing 100871, People's Republic of China
| | - M Shao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W M Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - S Spataro
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Sun
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - S S Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Sun
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Z Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z T Sun
- Indiana University, Bloomington, Indiana 47405, USA
| | - C J Tang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - E H Thorndike
- University of Rochester, Rochester, New York 14627, USA
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - M Ullrich
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - I Uman
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Nankai University, Tianjin 300071, People's Republic of China
| | - B L Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - D Wang
- Peking University, Beijing 100871, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Wang
- Shandong University, Jinan 250100, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S G Wang
- Peking University, Beijing 100871, People's Republic of China
| | - W Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W P Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X F Wang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y D Wang
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Q Wang
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Weber
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - J B Wei
- Peking University, Beijing 100871, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Wolke
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - L H Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xia
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - L G Xia
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Xia
- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Xiao
- University of South China, Hengyang 421001, People's Republic of China
| | - Z J Xiao
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y G Xie
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q L Xiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G F Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Xu
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Q N Xu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X P Xu
- Soochow University, Suzhou 215006, People's Republic of China
| | - L Yan
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - W B Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y H Yan
- Hunan University, Changsha 410082, People's Republic of China
| | - H J Yang
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - H X Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y Yang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Y X Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B X Yu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Yu
- Nankai University, Tianjin 300071, People's Republic of China
| | - J S Yu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - C Z Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W L Yuan
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Istanbul Bilgi University, 34060 Eyup, Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, Lahore-54590, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - Z Zeng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Zhang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - C C Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Zhang
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Q Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y N Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y T Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Yu Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Lei Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Zhao
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W J Zheng
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - B Zhong
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X R Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S H Zhu
- University of Science and Technology Liaoning, Anshan 114051, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y C Zhu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z A Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zotti
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J H Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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Ablikim M, Achasov MN, Ai XC, Albayrak O, Albrecht M, Ambrose DJ, Amoroso A, An FF, An Q, Bai JZ, Ferroli RB, Ban Y, Bennett DW, Bennett JV, Bertani M, Bettoni D, Bian JM, Bianchi F, Boger E, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chang JF, Chelkov G, Chen G, Chen HS, Chen HY, Chen JC, Chen ML, Chen SJ, Chen X, Chen XR, Chen YB, Cheng HP, Chu XK, Cibinetto G, Dai HL, Dai JP, Dbeyssi A, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Du SX, Duan PF, Eren EE, Fan JZ, Fang J, Fang SS, Fang X, Fang Y, Fava L, Feldbauer F, Felici G, Feng CQ, Fioravanti E, Fritsch M, Fu CD, Gao Q, Gao XY, Gao Y, Gao Z, Garzia I, Geng C, Goetzen K, Gong WX, Gradl W, Greco M, Gu MH, Gu YT, Guan YH, Guo AQ, Guo LB, Guo Y, Guo YP, Haddadi Z, Hafner A, Han S, Han YL, Hao XQ, Harris FA, He KL, He ZY, Held T, Heng YK, Hou ZL, Hu C, Hu HM, Hu JF, Hu T, Hu Y, Huang GM, Huang GS, Huang HP, Huang JS, Huang XT, Huang Y, Hussain T, Ji Q, Ji QP, Ji XB, Ji XL, Jiang LL, Jiang LW, Jiang XS, Jiang XY, Jiao JB, Jiao Z, Jin DP, Jin S, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XL, Kang XS, Kavatsyuk M, Ke BC, Kiese P, Kliemt R, Kloss B, Kolcu OB, Kopf B, Kornicer M, Kühn W, Kupsc A, Lange JS, Lara M, Larin P, Leng C, Li C, Li CH, Li C, Li DM, Li F, Li G, Li HB, Li JC, Li J, Li K, Li K, Li L, Li PR, Li T, Li WD, Li WG, Li XL, Li XM, Li XN, Li XQ, Li ZB, Liang H, Liang YF, Liang YT, Liao GR, Lin DX, Liu BJ, Liu CX, Liu FH, Liu F, Liu F, Liu HB, Liu HH, Liu HH, Liu HM, Liu J, Liu JB, Liu JP, Liu JY, Liu K, Liu KY, Liu LD, Liu PL, Liu Q, Liu SB, Liu X, Liu XX, Liu YB, Liu ZA, Liu Z, Liu Z, Loehner H, Lou XC, Lu HJ, Lu JG, Lu RQ, Lu Y, Lu YP, Luo CL, Luo MX, Luo T, Luo XL, Lv M, Lyu XR, Ma FC, Ma HL, Ma LL, Ma QM, Ma T, Ma XN, Ma XY, Maas FE, Maggiora M, Mao YJ, Mao ZP, Marcello S, Messchendorp JG, Min J, Min TJ, Mitchell RE, Mo XH, Mo YJ, Morales CM, Moriya K, Muchnoi NY, Muramatsu H, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Niu XY, Olsen SL, Ouyang Q, Pacetti S, Patteri P, Pelizaeus M, Peng HP, Peters K, Pettersson J, Ping JL, Ping RG, Poling R, Prasad V, Pu YN, Qi M, Qian S, Qiao CF, Qin LQ, Qin N, Qin XS, Qin Y, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Ren HL, Ripka M, Rong G, Rosner C, Ruan XD, Santoro V, Sarantsev A, Savrié M, Schoenning K, Schumann S, Shan W, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Song WM, Song XY, Sosio S, Spataro S, Sun GX, Sun JF, Sun SS, Sun YJ, Sun YZ, Sun ZJ, Sun ZT, Tang CJ, Tang X, Tapan I, Thorndike EH, Tiemens M, Ullrich M, Uman I, Varner GS, Wang B, Wang BL, Wang D, Wang DY, Wang K, Wang LL, Wang LS, Wang M, Wang P, Wang PL, Wang SG, Wang W, Wang XF, Wang YD, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZH, Wang ZY, Weber T, Wei DH, Wei JB, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu Z, Xia LG, Xia Y, Xiao D, Xiao ZJ, Xie YG, Xiu QL, Xu GF, Xu L, Xu QJ, Xu QN, Xu XP, Yan L, Yan WB, Yan WC, Yan YH, Yang HJ, Yang HX, Yang L, Yang Y, Yang YX, Ye H, Ye M, Ye MH, Yin JH, Yu BX, Yu CX, Yu HW, Yu JS, Yuan CZ, Yuan WL, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zhang BX, Zhang BY, Zhang C, Zhang CC, Zhang DH, Zhang HH, Zhang HY, Zhang JJ, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang SH, Zhang XY, Zhang Y, Zhang YN, Zhang YH, Zhang YT, Zhang Y, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao QW, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng WJ, Zheng YH, Zhong B, Zhou L, Zhou L, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhu K, Zhu KJ, Zhu S, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zotti L, Zou BS, Zou JH. Observation of a Neutral Charmoniumlike State Z_{c}(4025)^{0} in e^{+}e^{-}→(D^{*}D[over ¯]^{*})^{0}π^{0}. Phys Rev Lett 2015; 115:182002. [PMID: 26565461 DOI: 10.1103/physrevlett.115.182002] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/09/2015] [Indexed: 06/05/2023]
Abstract
We report a study of the process e^{+}e^{-}→(D^{*}D[over ¯]^{*})^{0}π^{0} using e^{+}e^{-} collision data samples with integrated luminosities of 1092 pb^{-1} at sqrt[s]=4.23 GeV and 826 pb^{-1} at sqrt[s]=4.26 GeV collected with the BESIII detector at the BEPCII storage ring. We observe a new neutral structure near the (D^{*}D[over ¯]^{*})^{0} mass threshold in the π^{0} recoil mass spectrum, which we denote as Z_{c}(4025)^{0}. Assuming a Breit-Wigner line shape, its pole mass and pole width are determined to be (4025.5_{-4.7}^{+2.0}±3.1) MeV/c^{2} and (23.0±6.0±1.0) MeV, respectively. The Born cross sections of e^{+}e^{-}→Z_{c}(4025)^{0}π^{0}→(D^{*}D[over ¯]^{*})^{0}π^{0} are measured to be (61.6±8.2±9.0) pb at sqrt[s]=4.23 GeV and (43.4±8.0±5.4) pb at sqrt[s]=4.26 GeV. The first uncertainties are statistical and the second are systematic.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - X C Ai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Albayrak
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - D J Ambrose
- University of Rochester, Rochester, New York 14627, USA
| | - A Amoroso
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Z Bai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - J M Bian
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Bianchi
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - E Boger
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Cakir
- Istanbul Aydin University, 34295 Sefakoy, Istanbul, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S A Cetin
- Dogus University, 34722 Istanbul, Turkey
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Chen
- Beihang University, Beijing 100191, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - X Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Chen
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H P Cheng
- Huangshan College, Huangshan 245000, People's Republic of China
| | - X K Chu
- Peking University, Beijing 100871, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Dai
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - A Dbeyssi
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - M Destefanis
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F De Mori
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - E E Eren
- Dogus University, 34722 Istanbul, Turkey
| | - J Z Fan
- Tsinghua University, Beijing 100084, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Fang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Fava
- University of Eastern Piedmont, I-15121 Alessandria, Italy
- INFN, I-10125 Turin, Italy
| | - F Feldbauer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - C Q Feng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | | | - M Fritsch
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Gao
- Beihang University, Beijing 100191, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Z Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - C Geng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Goetzen
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Gu
- GuangXi University, Nanning 530004, People's Republic of China
| | - Y H Guan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - A Hafner
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y L Han
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Hao
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Y He
- Nankai University, Tianjin 300071, People's Republic of China
| | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Hu
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Hu
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G M Huang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - G S Huang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - H P Huang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - T Hussain
- University of the Punjab, Lahore 54590, Pakistan
| | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Nankai University, Tianjin 300071, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L W Jiang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Jiang
- Nankai University, Tianjin 300071, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X L Kang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - B C Ke
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - P Kiese
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - R Kliemt
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Kloss
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - O B Kolcu
- Dogus University, 34722 Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - W Kühn
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J S Lange
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C Leng
- INFN, I-10125 Turin, Italy
| | - C Li
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - C H Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Cheng Li
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Jin Li
- Seoul National University, Seoul 151-747, Korea
| | - K Li
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - K Li
- Shandong University, Jinan 250100, People's Republic of China
| | - Lei Li
- Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China
| | - P R Li
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X M Li
- GuangXi University, Nanning 530004, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- GuangXi University, Nanning 530004, People's Republic of China
| | - H H Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - H H Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J P Liu
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - L D Liu
- Peking University, Beijing 100871, People's Republic of China
| | - P L Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - X X Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqiang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H Loehner
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Q Lu
- Hunan University, Changsha 410082, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - T Luo
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Lv
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
| | - X H Mo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Mo
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - K Moriya
- Indiana University, Bloomington, Indiana 47405, USA
| | - N Yu Muchnoi
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - F Nerling
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I B Nikolaev
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - Z Ning
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Nisar
- COMSATS Institute of Information Technology, Lahore, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
| | - S L Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S L Olsen
- Seoul National University, Seoul 151-747, Korea
| | - Q Ouyang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Pacetti
- INFN and University of Perugia, I-06100 Perugia, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Pelizaeus
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H P Peng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - J Pettersson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J L Ping
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - V Prasad
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y N Pu
- Hunan University, Changsha 410082, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Q Qin
- Shandong University, Jinan 250100, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Qin
- Peking University, Beijing 100871, People's Republic of China
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, Lahore 54590, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H L Ren
- Hunan University, Changsha 410082, People's Republic of China
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Ch Rosner
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X D Ruan
- GuangXi University, Nanning 530004, People's Republic of China
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - M Savrié
- University of Ferrara, I-44122 Ferrara, Italy
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - S Schumann
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - W Shan
- Peking University, Beijing 100871, People's Republic of China
| | - M Shao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W M Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - S Spataro
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Sun
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - S S Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Sun
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Z Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z T Sun
- Indiana University, Bloomington, Indiana 47405, USA
| | - C J Tang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - E H Thorndike
- University of Rochester, Rochester, New York 14627, USA
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - M Ullrich
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - I Uman
- Dogus University, 34722 Istanbul, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Nankai University, Tianjin 300071, People's Republic of China
| | - B L Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - D Wang
- Peking University, Beijing 100871, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Wang
- Shandong University, Jinan 250100, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S G Wang
- Peking University, Beijing 100871, People's Republic of China
| | - W Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X F Wang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y D Wang
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Q Wang
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Weber
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - J B Wei
- Peking University, Beijing 100871, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Wolke
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - L H Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L G Xia
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Xia
- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Xiao
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y G Xie
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q L Xiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G F Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Xu
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Q N Xu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X P Xu
- Soochow University, Suzhou 215006, People's Republic of China
| | - L Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W B Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y H Yan
- Hunan University, Changsha 410082, People's Republic of China
| | - H J Yang
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - H X Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y Yang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Y X Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - H Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B X Yu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Yu
- Nankai University, Tianjin 300071, People's Republic of China
| | - H W Yu
- Peking University, Beijing 100871, People's Republic of China
| | - J S Yu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - C Z Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W L Yuan
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Dogus University, 34722 Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, Lahore 54590, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Zhang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - C C Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Zhang
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Q Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y N Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Yu Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Lei Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Zhao
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W J Zheng
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - B Zhong
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Li Zhou
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X R Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y C Zhu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z A Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zotti
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J H Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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Abdesselam A, Adachi I, Adametz A, Adye T, Ahmed H, Aihara H, Akar S, Alam MS, Albert J, Al Said S, Andreassen R, Angelini C, Anulli F, Arinstein K, Arnaud N, Asner DM, Aston D, Aulchenko V, Aushev T, Ayad R, Babu V, Badhrees I, Bahinipati S, Bakich AM, Band HR, Banerjee S, Barberio E, Bard DJ, Barlow RJ, Batignani G, Beaulieu A, Bellis M, Ben-Haim E, Bernard D, Bernlochner FU, Bettarini S, Bettoni D, Bevan AJ, Bhardwaj V, Bhuyan B, Bianchi F, Biasini M, Biswal J, Blinov VE, Bloom PC, Bobrov A, Bomben M, Bondar A, Bonneaud GR, Bonvicini G, Bozek A, Bozzi C, Bračko M, Briand H, Browder TE, Brown DN, Brown DN, Bünger C, Burchat PR, Buzykaev AR, Calabrese R, Calcaterra A, Calderini G, Carpinelli M, Cartaro C, Casarosa G, Cenci R, Červenkov D, Chang P, Chao DS, Chauveau J, Cheaib R, Chekelian V, Chen A, Chen C, Cheng CH, Cheon BG, Chilikin K, Chistov R, Cho K, Chobanova V, Choi HHF, Choi SK, Chrzaszcz M, Cibinetto G, Cinabro D, Cochran J, Coleman JP, Contri R, Convery MR, Cowan G, Cowan R, Cremaldi L, Dalseno J, Dasu S, Davier M, Davis CL, De Mori F, De Nardo G, Denig AG, Derkach D, de Sangro R, Dey B, Di Lodovico F, Dingfelder J, Dittrich S, Doležal Z, Dorfan J, Drásal Z, Drutskoy A, Druzhinin VP, Dubois-Felsmann GP, Dunwoodie W, Dutta D, Ebert M, Echenard B, Eidelman S, Eigen G, Eisner AM, Emery S, Ernst JA, Faccini R, Farhat H, Fast JE, Feindt M, Ferber T, Ferrarotto F, Ferroni F, Field RC, Filippi A, Finocchiaro G, Fioravanti E, Flood KT, Ford WT, Forti F, Franco Sevilla M, Fritsch M, Fry JR, Fulsom BG, Gabathuler E, Gabyshev N, Gamba D, Garmash A, Gary JW, Garzia I, Gaspero M, Gaur V, Gaz A, Gershon TJ, Getzkow D, Gillard R, Li Gioi L, Giorgi MA, Glattauer R, Godang R, Goh YM, Goldenzweig P, Golob B, Golubev VB, Gorodeisky R, Gradl W, Graham MT, Grauges E, Griessinger K, Gritsan AV, Grosdidier G, Grünberg O, Guttman N, Haba J, Hafner A, Hamilton B, Hara T, Harrison PF, Hast C, Hayasaka K, Hayashii H, Hearty C, He XH, Hess M, Hitlin DG, Hong TM, Honscheid K, Hou WS, Hsiung YB, Huard Z, Hutchcroft DE, Iijima T, Inguglia G, Innes WR, Ishikawa A, Itoh R, Iwasaki Y, Izen JM, Jaegle I, Jawahery A, Jessop CP, Joffe D, Joo KK, Julius T, Kang KH, Kass R, Kawasaki T, Kerth LT, Khan A, Kiesling C, Kim DY, Kim JB, Kim JH, Kim KT, Kim P, Kim SH, Kim YJ, King GJ, Kinoshita K, Ko BR, Koch H, Kodyš P, Kolomensky YG, Korpar S, Kovalskyi D, Kowalewski R, Kravchenko EA, Križan P, Krokovny P, Kuhr T, Kumar R, Kuzmin A, Kwon YJ, Lacker HM, Lafferty GD, Lanceri L, Lange DJ, Lankford AJ, Latham TE, Leddig T, Le Diberder F, Lee DH, Lee IS, Lee MJ, Lees JP, Leith DWGS, Leruste P, Lewczuk MJ, Lewis P, Libby J, Lockman WS, Long O, Lopes Pegna D, LoSecco JM, Lou XC, Lueck T, Luitz S, Lukin P, Luppi E, Lusiani A, Luth V, Lutz AM, Lynch G, MacFarlane DB, Malaescu B, Mallik U, Manoni E, Marchiori G, Margoni M, Martellotti S, Martinez-Vidal F, Masuda M, Mattison TS, Matvienko D, McKenna JA, Meadows BT, Miyabayashi K, Miyashita TS, Miyata H, Mizuk R, Mohanty GB, Moll A, Monge MR, Moon HK, Morandin M, Muller DR, Mussa R, Nakano E, Nakazawa H, Nakao M, Nanut T, Nayak M, Neal H, Neri N, Nisar NK, Nishida S, Nugent IM, Oberhof B, Ocariz J, Ogawa S, Okuno S, Olaiya EO, Olsen J, Ongmongkolkul P, Onorato G, Onuchin AP, Onuki Y, Ostrowicz W, Oyanguren A, Pakhlova G, Pakhlov P, Palano A, Pal B, Palombo F, Pan Y, Panduro Vazquez W, Paoloni E, Park CW, Park H, Passaggio S, Patel PM, Patrignani C, Patteri P, Payne DJ, Pedlar TK, Peimer DR, Peruzzi IM, Pesántez L, Pestotnik R, Petrič M, Piccolo M, Piemontese L, Piilonen LE, Pilloni A, Piredda G, Playfer S, Poireau V, Porter FC, Posocco M, Prasad V, Prell S, Prepost R, Puccio EMT, Pulliam T, Purohit MV, Pushpawela BG, Rama M, Randle-Conde A, Ratcliff BN, Raven G, Ribežl E, Richman JD, Ritchie JL, Rizzo G, Roberts DA, Robertson SH, Röhrken M, Roney JM, Roodman A, Rossi A, Rostomyan A, Rotondo M, Roudeau P, Sacco R, Sakai Y, Sandilya S, Santelj L, Santoro V, Sanuki T, Sato Y, Savinov V, Schindler RH, Schneider O, Schnell G, Schroeder T, Schubert KR, Schumm BA, Schwanda C, Schwartz AJ, Schwitters RF, Sciacca C, Seiden A, Sekula SJ, Senyo K, Seon O, Serednyakov SI, Sevior ME, Shapkin M, Shebalin V, Shen CP, Shibata TA, Shiu JG, Simard M, Simi G, Simon F, Simonetto F, Skovpen YI, Smith AJS, Smith JG, Snyder A, So RY, Sobie RJ, Soffer A, Sohn YS, Sokoloff MD, Sokolov A, Solodov EP, Solovieva E, Spaan B, Spanier SM, Starič M, Stocchi A, Stroili R, Stugu B, Su D, Sullivan MK, Sumihama M, Sumisawa K, Sumiyoshi T, Summers DJ, Sun L, Tamponi U, Taras P, Tasneem N, Teramoto Y, Tisserand V, Todyshev KY, Toki WH, Touramanis C, Trabelsi K, Tsuboyama T, Uchida M, Uglov T, Unno Y, Uno S, Usov Y, Uwer U, Vahsen SE, Van Hulse C, Vanhoefer P, Varner G, Vasseur G, Va'vra J, Verderi M, Vinokurova A, Vitale L, Vorobyev V, Voß C, Wagner MN, Wagner SR, Waldi R, Walsh JJ, Wang CH, Wang MZ, Wang P, Watanabe Y, West CA, Williams KM, Wilson FF, Wilson JR, Wisniewski WJ, Won E, Wormser G, Wright DM, Wu SL, Wulsin HW, Yamamoto H, Yamaoka J, Yashchenko S, Yuan CZ, Yusa Y, Zallo A, Zhang CC, Zhang ZP, Zhilich V, Zhulanov V, Zupanc A. First Observation of CP Violation in B[over ¯]^{0}→D_{CP}^{(*)}h^{0} Decays by a Combined Time-Dependent Analysis of BABAR and Belle Data. Phys Rev Lett 2015; 115:121604. [PMID: 26430984 DOI: 10.1103/physrevlett.115.121604] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/14/2015] [Indexed: 06/05/2023]
Abstract
We report a measurement of the time-dependent CP asymmetry of B[over ¯]^{0}→D_{CP}^{(*)}h^{0} decays, where the light neutral hadron h^{0} is a π^{0}, η, or ω meson, and the neutral D meson is reconstructed in the CP eigenstates K^{+}K^{-}, K_{S}^{0}π^{0}, or K_{S}^{0}ω. The measurement is performed combining the final data samples collected at the ϒ(4S) resonance by the BABAR and Belle experiments at the asymmetric-energy B factories PEP-II at SLAC and KEKB at KEK, respectively. The data samples contain (471±3)×10^{6} BB[over ¯] pairs recorded by the BABAR detector and (772±11)×10^{6} BB[over ¯] pairs recorded by the Belle detector. We measure the CP asymmetry parameters -η_{f}S=+0.66±0.10(stat)±0.06(syst) and C=-0.02±0.07(stat)±0.03(syst). These results correspond to the first observation of CP violation in B[over ¯]^{0}→D_{CP}^{(*)}h^{0} decays. The hypothesis of no mixing-induced CP violation is excluded in these decays at the level of 5.4 standard deviations.
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Affiliation(s)
- A Abdesselam
- Department of Physics, Faculty of Science, University of Tabuk, Tabuk 71451, Kingdom of Saudi Arabia
| | - I Adachi
- SOKENDAI (The Graduate University for Advanced Studies), Hayama 240-0193, Japan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - A Adametz
- Universität Heidelberg, Physikalisches Institut, D-69120 Heidelberg, Germany
| | - T Adye
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - H Ahmed
- Physics Department, Jazan University, Jazan 22822, Kingdom of Saudi Arabia
| | - H Aihara
- Department of Physics, University of Tokyo, Tokyo 113-0033, Japan
| | - S Akar
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M S Alam
- State University of New York, Albany, New York 12222, USA
| | - J Albert
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - S Al Said
- Department of Physics, Faculty of Science, King Abdulaziz University, Jeddah 21589, Kingdom of Saudi Arabia
- Department of Physics, Faculty of Science, University of Tabuk, Tabuk 71451, Kingdom of Saudi Arabia
| | - R Andreassen
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - C Angelini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - F Anulli
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - K Arinstein
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - N Arnaud
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - D M Asner
- Pacific Northwest National Laboratory, Richland, Washington 99352, USA
| | - D Aston
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - V Aulchenko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - T Aushev
- Institute for Theoretical and Experimental Physics, Moscow 117218, Russian Federation
- Moscow Institute of Physics and Technology, Moscow Region 141700, Russian Federation
| | - R Ayad
- Colorado State University, Fort Collins, Colorado 80523, USA
- Department of Physics, Faculty of Science, University of Tabuk, Tabuk 71451, Kingdom of Saudi Arabia
| | - V Babu
- Tata Institute of Fundamental Research, Mumbai 400005, India
| | - I Badhrees
- King Abdulaziz City for Science and Technology, Riyadh 11442, Kingdom of Saudi Arabia
- Department of Physics, Faculty of Science, University of Tabuk, Tabuk 71451, Kingdom of Saudi Arabia
| | - S Bahinipati
- Indian Institute of Technology Bhubaneswar, Satya Nagar 751007, India
| | - A M Bakich
- School of Physics, University of Sydney, Sydney, NSW 2006, Australia
| | - H R Band
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - Sw Banerjee
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - E Barberio
- School of Physics, University of Melbourne, Victoria 3010, Australia
| | - D J Bard
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - R J Barlow
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - G Batignani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Beaulieu
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - M Bellis
- Stanford University, Stanford, California 94305-4060, USA
| | - E Ben-Haim
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - D Bernard
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - F U Bernlochner
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - S Bettarini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A J Bevan
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - V Bhardwaj
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - B Bhuyan
- Indian Institute of Technology Guwahati, Guwahati, Assam 781 039, India
| | - F Bianchi
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - M Biasini
- INFN Sezione di Perugia, I-06123 Perugia, Italy
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - J Biswal
- J. Stefan Institute, 1000 Ljubljana, Slovenia
| | - V E Blinov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
- Novosibirsk State Technical University, Novosibirsk 630092, Russian Federation
| | - P C Bloom
- University of Colorado, Boulder, Colorado 80309, USA
| | - A Bobrov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - M Bomben
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - A Bondar
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - G R Bonneaud
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G Bonvicini
- Wayne State University, Detroit, Michigan 48202, USA
| | - A Bozek
- H. Niewodniczanski Institute of Nuclear Physics, Krakow 31-342, Poland
| | - C Bozzi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - M Bračko
- J. Stefan Institute, 1000 Ljubljana, Slovenia
- University of Maribor, 2000 Maribor, Slovenia
| | - H Briand
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - T E Browder
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - D N Brown
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - D N Brown
- University of Louisville, Louisville, Kentucky 40292, USA
| | - C Bünger
- Universität Rostock, D-18051 Rostock, Germany
| | - P R Burchat
- Stanford University, Stanford, California 94305-4060, USA
| | - A R Buzykaev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
| | - R Calabrese
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G Calderini
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M Carpinelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - C Cartaro
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - G Casarosa
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - R Cenci
- University of Maryland, College Park, Maryland 20742, USA
| | - D Červenkov
- Faculty of Mathematics and Physics, Charles University, 121 16 Prague, Czech Republic
| | - P Chang
- Department of Physics, National Taiwan University, Taipei 10617, Taiwan
| | - D S Chao
- California Institute of Technology, Pasadena, California 91125, USA
| | - J Chauveau
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - R Cheaib
- McGill University, Montréal, Québec H3A 2T8, Canada
| | - V Chekelian
- Max-Planck-Institut für Physik, 80805 München, Germany
| | - A Chen
- National Central University, Chung-li 32054, Taiwan
| | - C Chen
- Iowa State University, Ames, Iowa 50011-3160, USA
| | - C H Cheng
- California Institute of Technology, Pasadena, California 91125, USA
| | - B G Cheon
- Hanyang University, Seoul 133-791, South Korea
| | - K Chilikin
- Institute for Theoretical and Experimental Physics, Moscow 117218, Russian Federation
| | - R Chistov
- Institute for Theoretical and Experimental Physics, Moscow 117218, Russian Federation
| | - K Cho
- Korea Institute of Science and Technology Information, Daejeon 305-806, South Korea
| | - V Chobanova
- Max-Planck-Institut für Physik, 80805 München, Germany
| | - H H F Choi
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - S-K Choi
- Gyeongsang National University, Chinju 660-701, South Korea
| | | | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - D Cinabro
- Wayne State University, Detroit, Michigan 48202, USA
| | - J Cochran
- Iowa State University, Ames, Iowa 50011-3160, USA
| | - J P Coleman
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - R Contri
- INFN Sezione di Genova, I-16146 Genova, Italy
- Dipartimento di Fisica, Università di Genova, I-16146 Genova, Italy
| | - M R Convery
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - G Cowan
- University of London, Royal Holloway and Bedford New College, Egham, Surrey TW20 0EX, United Kingdom
| | - R Cowan
- Laboratory for Nuclear Science, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
| | - L Cremaldi
- University of Mississippi, University, Mississippi 38677, USA
| | - J Dalseno
- Max-Planck-Institut für Physik, 80805 München, Germany
- Excellence Cluster Universe, Technische Universität München, 85748 Garching, Germany
| | - S Dasu
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - M Davier
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - C L Davis
- University of Louisville, Louisville, Kentucky 40292, USA
| | - F De Mori
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - G De Nardo
- INFN Sezione di Napoli, I-80126 Napoli, Italy
- Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - A G Denig
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - D Derkach
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - R de Sangro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - B Dey
- University of California at Riverside, Riverside, California 92521, USA
| | - F Di Lodovico
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | | | - S Dittrich
- Universität Rostock, D-18051 Rostock, Germany
| | - Z Doležal
- Faculty of Mathematics and Physics, Charles University, 121 16 Prague, Czech Republic
| | - J Dorfan
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - Z Drásal
- Faculty of Mathematics and Physics, Charles University, 121 16 Prague, Czech Republic
| | - A Drutskoy
- Institute for Theoretical and Experimental Physics, Moscow 117218, Russian Federation
- Moscow Physical Engineering Institute, Moscow 115409, Russian Federation
| | - V P Druzhinin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | | | - W Dunwoodie
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - D Dutta
- Tata Institute of Fundamental Research, Mumbai 400005, India
| | - M Ebert
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - B Echenard
- California Institute of Technology, Pasadena, California 91125, USA
| | - S Eidelman
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - G Eigen
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - A M Eisner
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - S Emery
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - J A Ernst
- State University of New York, Albany, New York 12222, USA
| | - R Faccini
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - H Farhat
- Wayne State University, Detroit, Michigan 48202, USA
| | - J E Fast
- Pacific Northwest National Laboratory, Richland, Washington 99352, USA
| | - M Feindt
- Institut für Experimentelle Kernphysik, Karlsruher Institut für Technologie, 76131 Karlsruhe, Germany
| | - T Ferber
- Deutsches Elektronen-Synchrotron, 22607 Hamburg, Germany
| | | | - F Ferroni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - R C Field
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - A Filippi
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - G Finocchiaro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - K T Flood
- California Institute of Technology, Pasadena, California 91125, USA
| | - W T Ford
- University of Colorado, Boulder, Colorado 80309, USA
| | - F Forti
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Franco Sevilla
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - M Fritsch
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - J R Fry
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - B G Fulsom
- Pacific Northwest National Laboratory, Richland, Washington 99352, USA
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - E Gabathuler
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - N Gabyshev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - D Gamba
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - A Garmash
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - J W Gary
- University of California at Riverside, Riverside, California 92521, USA
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - M Gaspero
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - V Gaur
- Tata Institute of Fundamental Research, Mumbai 400005, India
| | - A Gaz
- University of Colorado, Boulder, Colorado 80309, USA
| | - T J Gershon
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - D Getzkow
- Justus-Liebig-Universität Gießen, 35392 Gießen, Germany
| | - R Gillard
- Wayne State University, Detroit, Michigan 48202, USA
| | - L Li Gioi
- Max-Planck-Institut für Physik, 80805 München, Germany
| | - M A Giorgi
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - R Glattauer
- Institute of High Energy Physics, Vienna 1050, Austria
| | - R Godang
- University of Mississippi, University, Mississippi 38677, USA
| | - Y M Goh
- Hanyang University, Seoul 133-791, South Korea
| | - P Goldenzweig
- Institut für Experimentelle Kernphysik, Karlsruher Institut für Technologie, 76131 Karlsruhe, Germany
| | - B Golob
- J. Stefan Institute, 1000 Ljubljana, Slovenia
- Faculty of Mathematics and Physics, University of Ljubljana, 1000 Ljubljana, Slovenia
| | - V B Golubev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - R Gorodeisky
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - W Gradl
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - M T Graham
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - E Grauges
- Universitat de Barcelona, Facultat de Fisica, Departament ECM, E-08028 Barcelona, Spain
| | - K Griessinger
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - A V Gritsan
- Johns Hopkins University, Baltimore, Maryland 21218, USA
| | - G Grosdidier
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - O Grünberg
- Universität Rostock, D-18051 Rostock, Germany
| | - N Guttman
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - J Haba
- SOKENDAI (The Graduate University for Advanced Studies), Hayama 240-0193, Japan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - A Hafner
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - B Hamilton
- University of Maryland, College Park, Maryland 20742, USA
| | - T Hara
- SOKENDAI (The Graduate University for Advanced Studies), Hayama 240-0193, Japan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - P F Harrison
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - C Hast
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - K Hayasaka
- Kobayashi-Maskawa Institute, Nagoya University, Nagoya 464-8602, Japan
| | - H Hayashii
- Nara Women's University, Nara 630-8506, Japan
| | - C Hearty
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - X H He
- Peking University, Beijing 100871, China
| | - M Hess
- Universität Rostock, D-18051 Rostock, Germany
| | - D G Hitlin
- California Institute of Technology, Pasadena, California 91125, USA
| | - T M Hong
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - K Honscheid
- Ohio State University, Columbus, Ohio 43210, USA
| | - W-S Hou
- Department of Physics, National Taiwan University, Taipei 10617, Taiwan
| | - Y B Hsiung
- Department of Physics, National Taiwan University, Taipei 10617, Taiwan
| | - Z Huard
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - D E Hutchcroft
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - T Iijima
- Graduate School of Science, Nagoya University, Nagoya 464-8602, Japan
- Kobayashi-Maskawa Institute, Nagoya University, Nagoya 464-8602, Japan
| | - G Inguglia
- Deutsches Elektronen-Synchrotron, 22607 Hamburg, Germany
| | - W R Innes
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - A Ishikawa
- Tohoku University, Sendai 980-8578, Japan
| | - R Itoh
- SOKENDAI (The Graduate University for Advanced Studies), Hayama 240-0193, Japan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - Y Iwasaki
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - J M Izen
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - I Jaegle
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - A Jawahery
- University of Maryland, College Park, Maryland 20742, USA
| | - C P Jessop
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - D Joffe
- Kennesaw State University, Kennesaw, Georgia 30144, USA
| | - K K Joo
- Chonnam National University, Kwangju 660-701, South Korea
| | - T Julius
- School of Physics, University of Melbourne, Victoria 3010, Australia
| | - K H Kang
- Kyungpook National University, Daegu 702-701, South Korea
| | - R Kass
- Ohio State University, Columbus, Ohio 43210, USA
| | - T Kawasaki
- Niigata University, Niigata 950-2181, Japan
| | - L T Kerth
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - A Khan
- Brunel University, Uxbridge, Middlesex UB8 3PH, United Kingdom
| | - C Kiesling
- Max-Planck-Institut für Physik, 80805 München, Germany
| | - D Y Kim
- Soongsil University, Seoul 156-743, South Korea
| | - J B Kim
- Korea University, Seoul 136-713, South Korea
| | - J H Kim
- Korea Institute of Science and Technology Information, Daejeon 305-806, South Korea
| | - K T Kim
- Korea University, Seoul 136-713, South Korea
| | - P Kim
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - S H Kim
- Hanyang University, Seoul 133-791, South Korea
| | - Y J Kim
- Korea Institute of Science and Technology Information, Daejeon 305-806, South Korea
| | - G J King
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - K Kinoshita
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - B R Ko
- Korea University, Seoul 136-713, South Korea
| | - H Koch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - P Kodyš
- Faculty of Mathematics and Physics, Charles University, 121 16 Prague, Czech Republic
| | - Yu G Kolomensky
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - S Korpar
- J. Stefan Institute, 1000 Ljubljana, Slovenia
- University of Maribor, 2000 Maribor, Slovenia
| | - D Kovalskyi
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - R Kowalewski
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - E A Kravchenko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - P Križan
- J. Stefan Institute, 1000 Ljubljana, Slovenia
- Faculty of Mathematics and Physics, University of Ljubljana, 1000 Ljubljana, Slovenia
| | - P Krokovny
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - T Kuhr
- Ludwig Maximilians University, 80539 Munich, Germany
| | - R Kumar
- Punjab Agricultural University, Ludhiana 141004, India
| | - A Kuzmin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - Y-J Kwon
- Yonsei University, Seoul 120-749, South Korea
| | - H M Lacker
- Humboldt-Universität zu Berlin, Institut für Physik, D-12489 Berlin, Germany
| | - G D Lafferty
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - L Lanceri
- INFN Sezione di Trieste, I-34127 Trieste, Italy
- Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - D J Lange
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - A J Lankford
- University of California at Irvine, Irvine, California 92697, USA
| | - T E Latham
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - T Leddig
- Universität Rostock, D-18051 Rostock, Germany
| | - F Le Diberder
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - D H Lee
- Korea University, Seoul 136-713, South Korea
| | - I S Lee
- Hanyang University, Seoul 133-791, South Korea
| | - M J Lee
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - J P Lees
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - D W G S Leith
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - Ph Leruste
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M J Lewczuk
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - P Lewis
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - J Libby
- Indian Institute of Technology Madras, Chennai 600036, India
| | - W S Lockman
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - O Long
- University of California at Riverside, Riverside, California 92521, USA
| | - D Lopes Pegna
- Princeton University, Princeton, New Jersey 08544, USA
| | - J M LoSecco
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - X C Lou
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - T Lueck
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - S Luitz
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - P Lukin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - E Luppi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - A Lusiani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Scuola Normale Superiore di Pisa, I-56127 Pisa, Italy
| | - V Luth
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - A M Lutz
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - G Lynch
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - D B MacFarlane
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - B Malaescu
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - U Mallik
- University of Iowa, Iowa City, Iowa 52242, USA
| | - E Manoni
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - G Marchiori
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M Margoni
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - S Martellotti
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | | | - M Masuda
- Earthquake Research Institute, University of Tokyo, Tokyo 113-0032, Japan
| | - T S Mattison
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - D Matvienko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - J A McKenna
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - B T Meadows
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | | | - T S Miyashita
- California Institute of Technology, Pasadena, California 91125, USA
| | - H Miyata
- Niigata University, Niigata 950-2181, Japan
| | - R Mizuk
- Institute for Theoretical and Experimental Physics, Moscow 117218, Russian Federation
- Moscow Physical Engineering Institute, Moscow 115409, Russian Federation
| | - G B Mohanty
- Tata Institute of Fundamental Research, Mumbai 400005, India
| | - A Moll
- Max-Planck-Institut für Physik, 80805 München, Germany
- Excellence Cluster Universe, Technische Universität München, 85748 Garching, Germany
| | - M R Monge
- INFN Sezione di Genova, I-16146 Genova, Italy
- Dipartimento di Fisica, Università di Genova, I-16146 Genova, Italy
| | - H K Moon
- Korea University, Seoul 136-713, South Korea
| | - M Morandin
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - D R Muller
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - R Mussa
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - E Nakano
- Osaka City University, Osaka 558-8585, Japan
| | - H Nakazawa
- National Central University, Chung-li 32054, Taiwan
| | - M Nakao
- SOKENDAI (The Graduate University for Advanced Studies), Hayama 240-0193, Japan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - T Nanut
- J. Stefan Institute, 1000 Ljubljana, Slovenia
| | - M Nayak
- Indian Institute of Technology Madras, Chennai 600036, India
| | - H Neal
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - N Neri
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - N K Nisar
- Tata Institute of Fundamental Research, Mumbai 400005, India
| | - S Nishida
- SOKENDAI (The Graduate University for Advanced Studies), Hayama 240-0193, Japan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - I M Nugent
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - B Oberhof
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - J Ocariz
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - S Ogawa
- Toho University, Funabashi 274-8510, Japan
| | - S Okuno
- Kanagawa University, Yokohama 221-8686, Japan
| | - E O Olaiya
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - J Olsen
- Princeton University, Princeton, New Jersey 08544, USA
| | - P Ongmongkolkul
- California Institute of Technology, Pasadena, California 91125, USA
| | - G Onorato
- INFN Sezione di Napoli, I-80126 Napoli, Italy
- Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - A P Onuchin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
- Novosibirsk State Technical University, Novosibirsk 630092, Russian Federation
| | - Y Onuki
- Department of Physics, University of Tokyo, Tokyo 113-0033, Japan
| | - W Ostrowicz
- H. Niewodniczanski Institute of Nuclear Physics, Krakow 31-342, Poland
| | - A Oyanguren
- IFIC, Universitat de Valencia-CSIC, E-46071 Valencia, Spain
| | - G Pakhlova
- Institute for Theoretical and Experimental Physics, Moscow 117218, Russian Federation
- Moscow Institute of Physics and Technology, Moscow Region 141700, Russian Federation
| | - P Pakhlov
- Institute for Theoretical and Experimental Physics, Moscow 117218, Russian Federation
- Moscow Physical Engineering Institute, Moscow 115409, Russian Federation
| | - A Palano
- INFN Sezione di Bari, I-70126 Bari, Italy
- Dipartimento di Fisica, Università di Bari, I-70126 Bari, Italy
| | - B Pal
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - F Palombo
- INFN Sezione di Milano, I-20133 Milano, Italy
- Dipartimento di Fisica, Università di Milano, I-20133 Milano, Italy
| | - Y Pan
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - W Panduro Vazquez
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - E Paoloni
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - C W Park
- Sungkyunkwan University, Suwon 440-746, South Korea
| | - H Park
- Kyungpook National University, Daegu 702-701, South Korea
| | - S Passaggio
- INFN Sezione di Genova, I-16146 Genova, Italy
| | - P M Patel
- McGill University, Montréal, Québec H3A 2T8, Canada
| | - C Patrignani
- INFN Sezione di Genova, I-16146 Genova, Italy
- Dipartimento di Fisica, Università di Genova, I-16146 Genova, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - D J Payne
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - T K Pedlar
- Luther College, Decorah, Iowa 52101, USA
| | - D R Peimer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - I M Peruzzi
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | | | - R Pestotnik
- J. Stefan Institute, 1000 Ljubljana, Slovenia
| | - M Petrič
- J. Stefan Institute, 1000 Ljubljana, Slovenia
| | - M Piccolo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | | | - L E Piilonen
- CNP, Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061, USA
| | - A Pilloni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - G Piredda
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - S Playfer
- University of Edinburgh, Edinburgh EH9 3JZ, United Kingdom
| | - V Poireau
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - F C Porter
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Posocco
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - V Prasad
- Indian Institute of Technology Guwahati, Guwahati, Assam 781 039, India
| | - S Prell
- Iowa State University, Ames, Iowa 50011-3160, USA
| | - R Prepost
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - E M T Puccio
- Stanford University, Stanford, California 94305-4060, USA
| | - T Pulliam
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M V Purohit
- University of South Carolina, Columbia, South Carolina 29208, USA
| | | | - M Rama
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | | | - B N Ratcliff
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - G Raven
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, Netherlands
| | - E Ribežl
- J. Stefan Institute, 1000 Ljubljana, Slovenia
| | - J D Richman
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - J L Ritchie
- University of Texas at Austin, Austin, Texas 78712, USA
| | - G Rizzo
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - D A Roberts
- University of Maryland, College Park, Maryland 20742, USA
| | | | - M Röhrken
- California Institute of Technology, Pasadena, California 91125, USA
- Institut für Experimentelle Kernphysik, Karlsruher Institut für Technologie, 76131 Karlsruhe, Germany
| | - J M Roney
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - A Roodman
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - A Rossi
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - A Rostomyan
- Deutsches Elektronen-Synchrotron, 22607 Hamburg, Germany
| | - M Rotondo
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - P Roudeau
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - R Sacco
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - Y Sakai
- SOKENDAI (The Graduate University for Advanced Studies), Hayama 240-0193, Japan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - S Sandilya
- Tata Institute of Fundamental Research, Mumbai 400005, India
| | - L Santelj
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - T Sanuki
- Tohoku University, Sendai 980-8578, Japan
| | - Y Sato
- Graduate School of Science, Nagoya University, Nagoya 464-8602, Japan
| | - V Savinov
- University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
| | - R H Schindler
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - O Schneider
- École Polytechnique Fédérale de Lausanne (EPFL), Lausanne 1015, Switzerland
| | - G Schnell
- University of the Basque Country UPV/EHU, 48080 Bilbao, Spain
- IKERBASQUE, Basque Foundation for Science, 48013 Bilbao, Spain
| | - T Schroeder
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - K R Schubert
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - B A Schumm
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - C Schwanda
- Institute of High Energy Physics, Vienna 1050, Austria
| | - A J Schwartz
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | | | - C Sciacca
- INFN Sezione di Napoli, I-80126 Napoli, Italy
- Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - A Seiden
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - S J Sekula
- Southern Methodist University, Dallas, Texas 75275, USA
| | - K Senyo
- Yamagata University, Yamagata 990-8560, Japan
| | - O Seon
- Graduate School of Science, Nagoya University, Nagoya 464-8602, Japan
| | - S I Serednyakov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - M E Sevior
- School of Physics, University of Melbourne, Victoria 3010, Australia
| | - M Shapkin
- Institute for High Energy Physics, Protvino 142281, Russian Federation
| | - V Shebalin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - C P Shen
- Beihang University, Beijing 100191, China
| | - T-A Shibata
- Tokyo Institute of Technology, Tokyo 152-8550, Japan
| | - J-G Shiu
- Department of Physics, National Taiwan University, Taipei 10617, Taiwan
| | - M Simard
- Université de Montréal, Physique des Particules, Montréal, Québec H3C 3J7, Canada
| | - G Simi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - F Simon
- Max-Planck-Institut für Physik, 80805 München, Germany
- Excellence Cluster Universe, Technische Universität München, 85748 Garching, Germany
| | - F Simonetto
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - Yu I Skovpen
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - A J S Smith
- Princeton University, Princeton, New Jersey 08544, USA
| | - J G Smith
- University of Colorado, Boulder, Colorado 80309, USA
| | - A Snyder
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - R Y So
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - R J Sobie
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - A Soffer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv, 69978, Israel
| | - Y-S Sohn
- Yonsei University, Seoul 120-749, South Korea
| | - M D Sokoloff
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - A Sokolov
- Institute for High Energy Physics, Protvino 142281, Russian Federation
| | - E P Solodov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - E Solovieva
- Institute for Theoretical and Experimental Physics, Moscow 117218, Russian Federation
| | - B Spaan
- Technische Universität Dortmund, Fakultät Physik, D-44221 Dortmund, Germany
| | - S M Spanier
- University of Tennessee, Knoxville, Tennessee 37996, USA
| | - M Starič
- J. Stefan Institute, 1000 Ljubljana, Slovenia
| | - A Stocchi
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - R Stroili
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - B Stugu
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - D Su
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M K Sullivan
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | | | - K Sumisawa
- SOKENDAI (The Graduate University for Advanced Studies), Hayama 240-0193, Japan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - T Sumiyoshi
- Tokyo Metropolitan University, Tokyo 192-0397, Japan
| | - D J Summers
- University of Mississippi, University, Mississippi 38677, USA
| | - L Sun
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - U Tamponi
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - P Taras
- Université de Montréal, Physique des Particules, Montréal, Québec H3C 3J7, Canada
| | - N Tasneem
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - Y Teramoto
- Osaka City University, Osaka 558-8585, Japan
| | - V Tisserand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - K Yu Todyshev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - W H Toki
- Colorado State University, Fort Collins, Colorado 80523, USA
| | - C Touramanis
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - K Trabelsi
- SOKENDAI (The Graduate University for Advanced Studies), Hayama 240-0193, Japan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - T Tsuboyama
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - M Uchida
- Tokyo Institute of Technology, Tokyo 152-8550, Japan
| | - T Uglov
- Institute for Theoretical and Experimental Physics, Moscow 117218, Russian Federation
- Moscow Institute of Physics and Technology, Moscow Region 141700, Russian Federation
| | - Y Unno
- Hanyang University, Seoul 133-791, South Korea
| | - S Uno
- SOKENDAI (The Graduate University for Advanced Studies), Hayama 240-0193, Japan
- High Energy Accelerator Research Organization (KEK), Tsukuba 305-0801, Japan
| | - Y Usov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - U Uwer
- Universität Heidelberg, Physikalisches Institut, D-69120 Heidelberg, Germany
| | - S E Vahsen
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - C Van Hulse
- University of the Basque Country UPV/EHU, 48080 Bilbao, Spain
| | - P Vanhoefer
- Max-Planck-Institut für Physik, 80805 München, Germany
| | - G Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - G Vasseur
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - J Va'vra
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - M Verderi
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - A Vinokurova
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - L Vitale
- INFN Sezione di Trieste, I-34127 Trieste, Italy
- Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - V Vorobyev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - C Voß
- Universität Rostock, D-18051 Rostock, Germany
| | - M N Wagner
- Justus-Liebig-Universität Gießen, 35392 Gießen, Germany
| | - S R Wagner
- University of Colorado, Boulder, Colorado 80309, USA
| | - R Waldi
- Universität Rostock, D-18051 Rostock, Germany
| | - J J Walsh
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - C H Wang
- National United University, Miao Li 36003, Taiwan
| | - M-Z Wang
- Department of Physics, National Taiwan University, Taipei 10617, Taiwan
| | - P Wang
- Institute of High Energy Physics, Chinese Academy of Sciences, Beijing 100049, China
| | - Y Watanabe
- Kanagawa University, Yokohama 221-8686, Japan
| | - C A West
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - K M Williams
- CNP, Virginia Polytechnic Institute and State University, Blacksburg, Virginia 24061, USA
| | - F F Wilson
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - J R Wilson
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - W J Wisniewski
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - E Won
- Korea University, Seoul 136-713, South Korea
| | - G Wormser
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - D M Wright
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - S L Wu
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - H W Wulsin
- SLAC National Accelerator Laboratory, Stanford, California 94309, USA
| | - H Yamamoto
- Tohoku University, Sendai 980-8578, Japan
| | - J Yamaoka
- Pacific Northwest National Laboratory, Richland, Washington 99352, USA
| | - S Yashchenko
- Deutsches Elektronen-Synchrotron, 22607 Hamburg, Germany
| | - C Z Yuan
- Institute of High Energy Physics, Chinese Academy of Sciences, Beijing 100049, China
| | - Y Yusa
- Niigata University, Niigata 950-2181, Japan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - C C Zhang
- Institute of High Energy Physics, Chinese Academy of Sciences, Beijing 100049, China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, China
| | - V Zhilich
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - V Zhulanov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russian Federation
- Novosibirsk State University, Novosibirsk 630090, Russian Federation
| | - A Zupanc
- J. Stefan Institute, 1000 Ljubljana, Slovenia
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Ablikim M, Achasov MN, Ai XC, Albayrak O, Albrecht M, Ambrose DJ, Amoroso A, An FF, An Q, Bai JZ, Ferroli RB, Ban Y, Bennett DW, Bennett JV, Bertani M, Bettoni D, Bian JM, Bianchi F, Boger E, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chang JF, Chelkov G, Chen G, Chen HS, Chen HY, Chen JC, Chen ML, Chen SJ, Chen X, Chen XR, Chen YB, Cheng HP, Chu XK, Cibinetto G, Dai HL, Dai JP, Dbeyssi A, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Du SX, Duan PF, Eren EE, Fan JZ, Fang J, Fang SS, Fang X, Fang Y, Fava L, Feldbauer F, Felici G, Feng CQ, Fioravanti E, Fritsch M, Fu CD, Gao Q, Gao XY, Gao Y, Gao Z, Garzia I, Geng C, Goetzen K, Gong WX, Gradl W, Greco M, Gu MH, Gu YT, Guan YH, Guo AQ, Guo LB, Guo Y, Guo YP, Haddadi Z, Hafner A, Han S, Han YL, Hao XQ, Harris FA, He KL, He ZY, Held T, Heng YK, Hou ZL, Hu C, Hu HM, Hu JF, Hu T, Hu Y, Huang GM, Huang GS, Huang HP, Huang JS, Huang XT, Huang Y, Hussain T, Ji Q, Ji QP, Ji XB, Ji XL, Jiang LL, Jiang LW, Jiang XS, Jiang XY, Jiao JB, Jiao Z, Jin DP, Jin S, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XL, Kang XS, Kavatsyuk M, Ke BC, Kiese P, Kliemt R, Kloss B, Kolcu OB, Kopf B, Kornicer M, Kühn W, Kupsc A, Lange JS, Lara M, Larin P, Leng C, Li C, Li CH, Li C, Li DM, Li F, Li G, Li HB, Li JC, Li J, Li K, Li K, Li L, Li PR, Li T, Li WD, Li WG, Li XL, Li XM, Li XN, Li XQ, Li ZB, Liang H, Liang YF, Liang YT, Liao GR, Lin DX, Liu BJ, Liu CX, Liu FH, Liu F, Liu F, Liu HB, Liu HH, Liu HH, Liu HM, Liu J, Liu JB, Liu JP, Liu JY, Liu K, Liu KY, Liu LD, Liu PL, Liu Q, Liu SB, Liu X, Liu XX, Liu YB, Liu ZA, Liu Z, Liu Z, Loehner H, Lou XC, Lu HJ, Lu JG, Lu RQ, Lu Y, Lu YP, Luo CL, Luo MX, Luo T, Luo XL, Lv M, Lyu XR, Ma FC, Ma HL, Ma LL, Ma QM, Ma T, Ma XN, Ma XY, Maas FE, Maggiora M, Mao YJ, Mao ZP, Marcello S, Messchendorp JG, Min J, Min TJ, Mitchell RE, Mo XH, Mo YJ, Morales CM, Moriya K, Muchnoi NY, Muramatsu H, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Niu XY, Olsen SL, Ouyang Q, Pacetti S, Patteri P, Pelizaeus M, Peng HP, Peters K, Pettersson J, Ping JL, Ping RG, Poling R, Prasad V, Pu YN, Qi M, Qian S, Qiao CF, Qin LQ, Qin N, Qin XS, Qin Y, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Ren HL, Ripka M, Rong G, Rosner C, Ruan XD, Santoro V, Sarantsev A, Savrié M, Schoenning K, Schumann S, Shan W, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Song WM, Song XY, Sosio S, Spataro S, Sun GX, Sun JF, Sun SS, Sun YJ, Sun YZ, Sun ZJ, Sun ZT, Tang CJ, Tang X, Tapan I, Thorndike EH, Tiemens M, Ullrich M, Uman I, Varner GS, Wang B, Wang BL, Wang D, Wang DY, Wang K, Wang LL, Wang LS, Wang M, Wang P, Wang PL, Wang SG, Wang W, Wang XF, Wang YD, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZH, Wang ZY, Weber T, Wei DH, Wei JB, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu Z, Xia LG, Xia Y, Xiao D, Xiao ZJ, Xie YG, Xiu QL, Xu GF, Xu L, Xu QJ, Xu QN, Xu XP, Yan L, Yan WB, Yan WC, Yan YH, Yang HJ, Yang HX, Yang L, Yang Y, Yang YX, Ye H, Ye M, Ye MH, Yin JH, Yu BX, Yu CX, Yu HW, Yu JS, Yuan CZ, Yuan WL, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zhang BX, Zhang BY, Zhang C, Zhang CC, Zhang DH, Zhang HH, Zhang HY, Zhang JJ, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang SH, Zhang XY, Zhang Y, Zhang YN, Zhang YH, Zhang YT, Zhang Y, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao QW, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng WJ, Zheng YH, Zhong B, Zhou L, Zhou L, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhu K, Zhu KJ, Zhu S, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zotti L, Zou BS, Zou JH. Observation of Z_{c}(3900)^{0} in e^{+}e^{-}→π^{0}π^{0}J/ψ. Phys Rev Lett 2015; 115:112003. [PMID: 26406823 DOI: 10.1103/physrevlett.115.112003] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.9] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/17/2015] [Indexed: 06/05/2023]
Abstract
Using a data sample collected with the BESIII detector operating at the BEPCII storage ring, we observe a new neutral state Z_{c}(3900)^{0} with a significance of 10.4σ. The mass and width are measured to be 3894.8±2.3±3.2 MeV/c^{2} and 29.6±8.2±8.2 MeV, respectively, where the first error is statistical and the second systematic. The Born cross section for e^{+}e^{-}→π^{0}π^{0}J/ψ and the fraction of it attributable to π^{0}Z_{c}(3900)^{0}→π^{0}π^{0}J/ψ in the range E_{c.m.}=4.19-4.42 GeV are also determined. We interpret this state as the neutral partner of the four-quark candidate Z_{c}(3900)^{±}.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - X C Ai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Albayrak
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - D J Ambrose
- University of Rochester, Rochester, New York 14627, USA
| | - A Amoroso
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Z Bai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - J M Bian
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Bianchi
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - E Boger
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Cakir
- Istanbul Aydin University, 34295 Sefakoy, Istanbul, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S A Cetin
- Dogus University, 34722 Istanbul, Turkey
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Chen
- Beihang University, Beijing 100191, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - X Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Chen
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H P Cheng
- Huangshan College, Huangshan 245000, People's Republic of China
| | - X K Chu
- Peking University, Beijing 100871, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Dai
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - A Dbeyssi
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Destefanis
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - F De Mori
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - E E Eren
- Dogus University, 34722 Istanbul, Turkey
| | - J Z Fan
- Tsinghua University, Beijing 100084, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Fang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Fava
- University of Eastern Piedmont, I-15121, Alessandria, Italy
- INFN, I-10125, Turin, Italy
| | - F Feldbauer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - C Q Feng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - M Fritsch
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Gao
- Beihang University, Beijing 100191, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Z Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - I Garzia
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - C Geng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Goetzen
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Gu
- GuangXi University, Nanning 530004, People's Republic of China
| | - Y H Guan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - A Hafner
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y L Han
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Hao
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Y He
- Nankai University, Tianjin 300071, People's Republic of China
| | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Hu
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Hu
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G M Huang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - G S Huang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - H P Huang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - T Hussain
- University of the Punjab, Lahore-54590, Pakistan
| | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Nankai University, Tianjin 300071, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L W Jiang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Jiang
- Nankai University, Tianjin 300071, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X L Kang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - B C Ke
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - P Kiese
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - R Kliemt
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Kloss
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - O B Kolcu
- Dogus University, 34722 Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - W Kühn
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J S Lange
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C Leng
- INFN, I-10125, Turin, Italy
| | - C Li
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - C H Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Cheng Li
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Jin Li
- Seoul National University, Seoul 151-747, Korea
| | - K Li
- Shandong University, Jinan 250100, People's Republic of China
| | - K Li
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Lei Li
- Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China
| | - P R Li
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X M Li
- GuangXi University, Nanning 530004, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- GuangXi University, Nanning 530004, People's Republic of China
| | - H H Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - H H Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J P Liu
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - L D Liu
- Peking University, Beijing 100871, People's Republic of China
| | - P L Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - X X Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqiang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H Loehner
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Q Lu
- Hunan University, Changsha 410082, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - T Luo
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Lv
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
| | - X H Mo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Mo
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - K Moriya
- Indiana University, Bloomington, Indiana 47405, USA
| | - N Yu Muchnoi
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Nerling
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I B Nikolaev
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - Z Ning
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Nisar
- COMSATS Institute of Information Technology, Lahore, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
| | - S L Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S L Olsen
- Seoul National University, Seoul 151-747, Korea
| | - Q Ouyang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Pacetti
- INFN and University of Perugia, I-06100, Perugia, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - M Pelizaeus
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H P Peng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - J Pettersson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J L Ping
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - V Prasad
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y N Pu
- Hunan University, Changsha 410082, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Q Qin
- Shandong University, Jinan 250100, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Qin
- Peking University, Beijing 100871, People's Republic of China
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, Lahore-54590, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H L Ren
- Hunan University, Changsha 410082, People's Republic of China
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Ch Rosner
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X D Ruan
- GuangXi University, Nanning 530004, People's Republic of China
| | - V Santoro
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Savrié
- University of Ferrara, I-44122, Ferrara, Italy
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - S Schumann
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - W Shan
- Peking University, Beijing 100871, People's Republic of China
| | - M Shao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W M Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - S Spataro
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Sun
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - S S Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Sun
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Z Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z T Sun
- Indiana University, Bloomington, Indiana 47405, USA
| | - C J Tang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - E H Thorndike
- University of Rochester, Rochester, New York 14627, USA
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - M Ullrich
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - I Uman
- Dogus University, 34722 Istanbul, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Nankai University, Tianjin 300071, People's Republic of China
| | - B L Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - D Wang
- Peking University, Beijing 100871, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Wang
- Shandong University, Jinan 250100, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S G Wang
- Peking University, Beijing 100871, People's Republic of China
| | - W Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X F Wang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y D Wang
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Q Wang
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Weber
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - J B Wei
- Peking University, Beijing 100871, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Wolke
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - L H Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L G Xia
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Xia
- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Xiao
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y G Xie
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q L Xiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G F Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Xu
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Q N Xu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X P Xu
- Soochow University, Suzhou 215006, People's Republic of China
| | - L Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W B Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y H Yan
- Hunan University, Changsha 410082, People's Republic of China
| | - H J Yang
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - H X Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y Yang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Y X Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - H Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B X Yu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Yu
- Nankai University, Tianjin 300071, People's Republic of China
| | - H W Yu
- Peking University, Beijing 100871, People's Republic of China
| | - J S Yu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - C Z Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W L Yuan
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Dogus University, 34722 Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, Lahore-54590, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Zhang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - C C Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Zhang
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Q Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y N Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Yu Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Lei Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Zhao
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W J Zheng
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - B Zhong
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Li Zhou
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X R Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y C Zhu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z A Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zotti
- University of Turin, I-10125, Turin, Italy
- INFN, I-10125, Turin, Italy
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J H Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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Ablikim M, Achasov MN, Ai XC, Albayrak O, Albrecht M, Ambrose DJ, Amoroso A, An FF, An Q, Bai JZ, Ferroli RB, Ban Y, Bennett DW, Bennett JV, Bertani M, Bettoni D, Bian JM, Bianchi F, Boger E, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chang JF, Chelkov G, Chen G, Chen HS, Chen HY, Chen JC, Chen ML, Chen SJ, Chen X, Chen XR, Chen YB, Cheng HP, Chu XK, Cibinetto G, Dai HL, Dai JP, Dbeyssi A, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Du SX, Duan PF, Eren EE, Fan JZ, Fang J, Fang SS, Fang X, Fang Y, Fava L, Feldbauer F, Felici G, Feng CQ, Fioravanti E, Fritsch M, Fu CD, Gao Q, Gao XY, Gao Y, Gao Z, Garzia I, Geng C, Goetzen K, Gong WX, Gradl W, Greco M, Gu MH, Gu YT, Guan YH, Guo AQ, Guo LB, Guo Y, Guo YP, Haddadi Z, Hafner A, Han S, Han YL, Hao XQ, Harris FA, He KL, He ZY, Held T, Heng YK, Hou ZL, Hu C, Hu HM, Hu JF, Hu T, Hu Y, Huang GM, Huang GS, Huang HP, Huang JS, Huang XT, Huang Y, Hussain T, Ji Q, Ji QP, Ji XB, Ji XL, Jiang LL, Jiang LW, Jiang XS, Jiang XY, Jiao JB, Jiao Z, Jin DP, Jin S, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XL, Kang XS, Kavatsyuk M, Ke BC, Kiese P, Kliemt R, Kloss B, Kolcu OB, Kopf B, Kornicer M, Kühn W, Kupsc A, Lange JS, Lara M, Larin P, Leng C, Li C, Li CH, Li C, Li DM, Li F, Li G, Li HB, Li JC, Li J, Li K, Li K, Li L, Li PR, Li T, Li WD, Li WG, Li XL, Li XM, Li XN, Li XQ, Li ZB, Liang H, Liang YF, Liang YT, Liao GR, Lin DX, Liu BJ, Liu CX, Liu FH, Liu F, Liu F, Liu HB, Liu HH, Liu HH, Liu HM, Liu J, Liu JB, Liu JP, Liu JY, Liu K, Liu K, Liu KY, Liu LD, Liu PL, Liu Q, Liu SB, Liu X, Liu XX, Liu YB, Liu ZA, Liu Z, Liu Z, Loehner H, Lou XC, Lu HJ, Lu JG, Lu RQ, Lu Y, Lu YP, Luo CL, Luo MX, Luo T, Luo XL, Lv M, Lyu XR, Ma FC, Ma HL, Ma LL, Ma QM, Ma T, Ma XN, Ma XY, Maas FE, Maggiora M, Mao YJ, Mao ZP, Marcello S, Messchendorp JG, Min J, Min TJ, Mitchell RE, Mo XH, Mo YJ, Morales CM, Moriya K, Muchnoi NY, Muramatsu H, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Niu XY, Olsen SL, Ouyang Q, Pacetti S, Patteri P, Pelizaeus M, Peng HP, Peters K, Pettersson J, Ping JL, Ping RG, Poling R, Prasad V, Pu YN, Qi M, Qian S, Qiao CF, Qin LQ, Qin N, Qin XS, Qin Y, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Ren HL, Ripka M, Rong G, Rosner C, Ruan XD, Santoro V, Sarantsev A, Savrié M, Schoenning K, Schumann S, Shan W, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Song WM, Song XY, Sosio S, Spataro S, Sun GX, Sun JF, Sun SS, Sun YJ, Sun YZ, Sun ZJ, Sun ZT, Tang CJ, Tang X, Tapan I, Thorndike EH, Tiemens M, Ullrich M, Uman I, Varner GS, Wang B, Wang BL, Wang D, Wang DY, Wang K, Wang LL, Wang LS, Wang M, Wang P, Wang PL, Wang SG, Wang W, Wang XF, Wang YD, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZH, Wang ZY, Weber T, Wei DH, Wei JB, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu Z, Xia LG, Xia Y, Xiao D, Xiao ZJ, Xie YG, Xiu QL, Xu GF, Xu L, Xu QJ, Xu QN, Xu XP, Yan L, Yan WB, Yan WC, Yan YH, Yang HJ, Yang HX, Yang L, Yang Y, Yang YX, Ye H, Ye M, Ye MH, Yin JH, Yu BX, Yu CX, Yu HW, Yu JS, Yuan CZ, Yuan WL, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zhang BX, Zhang BY, Zhang C, Zhang CC, Zhang DH, Zhang HH, Zhang HY, Zhang JJ, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang SH, Zhang XY, Zhang Y, Zhang YN, Zhang YH, Zhang YT, Zhang Y, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao QW, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng WJ, Zheng YH, Zhong B, Zhou L, Zhou L, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhu K, Zhu KJ, Zhu S, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zotti L, Zou BS, Zou JH. Observation and Spin-Parity Determination of the X(1835) in J/ψ→γK_{S}^{0}K_{S}^{0}η. Phys Rev Lett 2015; 115:091803. [PMID: 26371642 DOI: 10.1103/physrevlett.115.091803] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 06/18/2015] [Indexed: 06/05/2023]
Abstract
We report an observation of the process J/ψ→γX(1835)→γK_{S}^{0}K_{S}^{0}η at low K_{S}^{0}K_{S}^{0} mass with a statistical significance larger than 12.9σ using a data sample of 1.31×10^{9} J/ψ events collected with the BESIII detector. In this region of phase space the K_{S}^{0}K_{S}^{0} system is dominantly produced through the f_{0}(980). By performing a partial wave analysis, we determine the spin parity of the X(1835) to be J^{PC}=0^{-+}. The mass and width of the observed X(1835) are 1844±9(stat)_{-25}^{+16}(syst) MeV/c^{2} and 192_{-17}^{+20}(stat)_{-43}^{+62}(syst) MeV, respectively, which are consistent with the results obtained by BESIII in the channel J/ψ→γπ^{+}π^{-}η^{'}.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - X C Ai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Albayrak
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - D J Ambrose
- University of Rochester, Rochester, New York 14627, USA
| | - A Amoroso
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Z Bai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - J M Bian
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Bianchi
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - E Boger
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Cakir
- Istanbul Aydin University, 34295 Sefakoy, Istanbul, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S A Cetin
- Dogus University, 34722 Istanbul, Turkey
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Chen
- Beihang University, Beijing 100191, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - X Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Chen
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H P Cheng
- Huangshan College, Huangshan 245000, People's Republic of China
| | - X K Chu
- Peking University, Beijing 100871, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Dai
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - A Dbeyssi
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Destefanis
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F De Mori
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - E E Eren
- Dogus University, 34722 Istanbul, Turkey
| | - J Z Fan
- Tsinghua University, Beijing 100084, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Fang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Fava
- University of Eastern Piedmont, I-15121 Alessandria, Italy
- INFN, I-10125 Turin, Italy
| | - F Feldbauer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - C Q Feng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | | | - M Fritsch
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Gao
- Beihang University, Beijing 100191, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Z Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - C Geng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Goetzen
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Gu
- GuangXi University, Nanning 530004, People's Republic of China
| | - Y H Guan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - A Hafner
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y L Han
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Hao
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Y He
- Nankai University, Tianjin 300071, People's Republic of China
| | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Hu
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Hu
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G M Huang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - G S Huang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - H P Huang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - T Hussain
- University of the Punjab, Lahore 54590, Pakistan
| | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Nankai University, Tianjin 300071, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L W Jiang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Jiang
- Nankai University, Tianjin 300071, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X L Kang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - B C Ke
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - P Kiese
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - R Kliemt
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Kloss
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - O B Kolcu
- Dogus University, 34722 Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - W Kühn
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J S Lange
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C Leng
- INFN, I-10125 Turin, Italy
| | - C Li
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - C H Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Cheng Li
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Jin Li
- Seoul National University, Seoul 151-747, Korea
| | - K Li
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - K Li
- Shandong University, Jinan 250100, People's Republic of China
| | - Lei Li
- Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China
| | - P R Li
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X M Li
- GuangXi University, Nanning 530004, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- GuangXi University, Nanning 530004, People's Republic of China
| | - H H Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - H H Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J P Liu
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Liu
- Peking University, Beijing 100871, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - L D Liu
- Peking University, Beijing 100871, People's Republic of China
| | - P L Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - X X Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqiang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H Loehner
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Q Lu
- Hunan University, Changsha 410082, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - T Luo
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Lv
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
| | - X H Mo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Mo
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - K Moriya
- Indiana University, Bloomington, Indiana 47405, USA
| | - N Yu Muchnoi
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Nerling
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I B Nikolaev
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - Z Ning
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- COMSATS Institute of Information Technology, Lahore, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Seoul National University, Seoul 151-747, Korea
| | - Q Ouyang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Pacetti
- INFN and University of Perugia, I-06100 Perugia, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Pelizaeus
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H P Peng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - J Pettersson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J L Ping
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - V Prasad
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y N Pu
- Hunan University, Changsha 410082, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Q Qin
- Shandong University, Jinan 250100, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Qin
- Peking University, Beijing 100871, People's Republic of China
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, Lahore 54590, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H L Ren
- Hunan University, Changsha 410082, People's Republic of China
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Ch Rosner
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - X D Ruan
- GuangXi University, Nanning 530004, People's Republic of China
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Savrié
- University of Ferrara, I-44122 Ferrara, Italy
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - S Schumann
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - W Shan
- Peking University, Beijing 100871, People's Republic of China
| | - M Shao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W M Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - S Spataro
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Sun
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - S S Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Sun
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Z Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z T Sun
- Indiana University, Bloomington, Indiana 47405, USA
| | - C J Tang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - E H Thorndike
- University of Rochester, Rochester, New York 14627, USA
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - M Ullrich
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - I Uman
- Dogus University, 34722 Istanbul, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Nankai University, Tianjin 300071, People's Republic of China
| | - B L Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - D Wang
- Peking University, Beijing 100871, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Wang
- Shandong University, Jinan 250100, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S G Wang
- Peking University, Beijing 100871, People's Republic of China
| | - W Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y D Wang
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Q Wang
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Weber
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - J B Wei
- Peking University, Beijing 100871, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Wolke
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - L H Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L G Xia
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Xia
- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Xiao
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y G Xie
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q L Xiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G F Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Xu
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Q N Xu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
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- Soochow University, Suzhou 215006, People's Republic of China
| | - L Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W B Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y H Yan
- Hunan University, Changsha 410082, People's Republic of China
| | - H J Yang
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - H X Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y Yang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Y X Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - H Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B X Yu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Yu
- Nankai University, Tianjin 300071, People's Republic of China
| | - H W Yu
- Peking University, Beijing 100871, People's Republic of China
| | - J S Yu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - C Z Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Dogus University, 34722 Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, Lahore 54590, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Zhang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - C C Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Q Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y N Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Yu Zhang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Lei Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Zhao
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W J Zheng
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - B Zhong
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Li Zhou
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X R Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y C Zhu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z A Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zotti
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J H Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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Ablikim M, Achasov MN, Ai XC, Albayrak O, Albrecht M, Ambrose DJ, Amoroso A, An FF, An Q, Bai JZ, Baldini Ferroli R, Ban Y, Bennett DW, Bennett JV, Bertani M, Bettoni D, Bian JM, Bianchi F, Boger E, Bondarenko O, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chang JF, Chelkov G, Chen G, Chen HS, Chen HY, Chen JC, Chen ML, Chen SJ, Chen X, Chen XR, Chen YB, Cheng HP, Chu XK, Cibinetto G, Cronin-Hennessy D, Dai HL, Dai JP, Dbeyssi A, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Du SX, Duan PF, Fan JZ, Fang J, Fang SS, Fang X, Fang Y, Fava L, Feldbauer F, Felici G, Feng CQ, Fioravanti E, Fritsch M, Fu CD, Gao Q, Gao Y, Gao Z, Garzia I, Geng C, Goetzen K, Gong WX, Gradl W, Greco M, Gu MH, Gu YT, Guan YH, Guo AQ, Guo LB, Guo Y, Guo YP, Haddadi Z, Hafner A, Han S, Han YL, Hao XQ, Harris FA, He KL, He ZY, Held T, Heng YK, Hou ZL, Hu C, Hu HM, Hu JF, Hu T, Hu Y, Huang GM, Huang GS, Huang HP, Huang JS, Huang XT, Huang Y, Hussain T, Ji Q, Ji QP, Ji XB, Ji XL, Jiang LL, Jiang LW, Jiang XS, Jiao JB, Jiao Z, Jin DP, Jin S, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XL, Kang XS, Kavatsyuk M, Ke BC, Kliemt R, Kloss B, Kolcu OB, Kopf B, Kornicer M, Kuehn W, Kupsc A, Lai W, Lange JS, Lara M, Larin P, Leng C, Li CH, Li C, Li DM, Li F, Li G, Li HB, Li JC, Li J, Li K, Li K, Li L, Li PR, Li T, Li WD, Li WG, Li XL, Li XM, Li XN, Li XQ, Li ZB, Liang H, Liang YF, Liang YT, Liao GR, Lin DX, Liu BJ, Liu CX, Liu FH, Liu F, Liu F, Liu HB, Liu HH, Liu HH, Liu HM, Liu J, Liu JP, Liu JY, Liu K, Liu KY, Liu LD, Liu PL, Liu Q, Liu SB, Liu X, Liu XX, Liu YB, Liu ZA, Liu Z, Liu Z, Loehner H, Lou XC, Lu HJ, Lu JG, Lu RQ, Lu Y, Lu YP, Luo CL, Luo MX, Luo T, Luo XL, Lv M, Lyu XR, Ma FC, Ma HL, Ma LL, Ma QM, Ma S, Ma T, Ma XN, Ma XY, Maas FE, Maggiora M, Malik QA, Mao YJ, Mao ZP, Marcello S, Messchendorp JG, Min J, Min TJ, Mitchell RE, Mo XH, Mo YJ, Morales Morales C, Moriya K, Muchnoi NY, Muramatsu H, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Niu XY, Olsen SL, Ouyang Q, Pacetti S, Patteri P, Pelizaeus M, Peng HP, Peters K, Pettersson J, Ping JL, Ping RG, Poling R, Pu YN, Qi M, Qian S, Qiao CF, Qin LQ, Qin N, Qin XS, Qin Y, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Ren HL, Ripka M, Rong G, Ruan XD, Santoro V, Sarantsev A, Savrié M, Schoenning K, Schumann S, Shan W, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Song WM, Song XY, Sosio S, Spataro S, Sun GX, Sun JF, Sun SS, Sun YJ, Sun YZ, Sun ZJ, Sun ZT, Tang CJ, Tang X, Tapan I, Thorndike EH, Tiemens M, Toth D, Ullrich M, Uman I, Varner GS, Wang B, Wang BL, Wang D, Wang DY, Wang K, Wang LL, Wang LS, Wang M, Wang P, Wang PL, Wang QJ, Wang SG, Wang W, Wang XF, Wang YD, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZH, Wang ZY, Weber T, Wei DH, Wei JB, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu Z, Xia LG, Xia Y, Xiao D, Xiao ZJ, Xie YG, Xiu QL, Xu GF, Xu L, Xu QJ, Xu QN, Xu XP, Yan L, Yan WB, Yan WC, Yan YH, Yang HX, Yang L, Yang Y, Yang YX, Ye H, Ye M, Ye MH, Yin JH, Yu BX, Yu CX, Yu HW, Yu JS, Yuan CZ, Yuan WL, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zhang BX, Zhang BY, Zhang C, Zhang CC, Zhang DH, Zhang HH, Zhang HY, Zhang JJ, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang SH, Zhang XY, Zhang Y, Zhang YH, Zhang YT, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao QW, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng WJ, Zheng YH, Zhong B, Zhou L, Zhou L, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhu K, Zhu KJ, Zhu S, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zotti L, Zou BS, Zou JH. Observation of the ψ(1 3D2) State in e+e-→π+π-γχc1 at BESIII. Phys Rev Lett 2015; 115:011803. [PMID: 26182091 DOI: 10.1103/physrevlett.115.011803] [Citation(s) in RCA: 6] [Impact Index Per Article: 0.7] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/26/2015] [Indexed: 06/04/2023]
Abstract
We report the observation of the X(3823) state in the process e+e-→π+π-X(3823)→π+π-γχc1 with a statistical significance of 6.2σ, in data samples at center-of-mass energies sqrt[s]=4.230, 4.260, 4.360, 4.420, and 4.600 GeV collected with the BESIII detector at the BEPCII electron positron collider. The measured mass of the X(3823) state is (3821.7±1.3±0.7) MeV/c2, where the first error is statistical and the second systematic, and the width is less than 16 MeV at the 90% confidence level. The products of the Born cross sections for e+e-→π+π-X(3823) and the branching ratio B[X(3823)→γχc1,c2] are also measured. These measurements are in good agreement with the assignment of the X(3823) state as the ψ(1 3D2) charmonium state.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - X C Ai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Albayrak
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - D J Ambrose
- University of Rochester, Rochester, New York 14627, USA
| | - A Amoroso
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Z Bai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - J M Bian
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Bianchi
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - E Boger
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - O Bondarenko
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Cakir
- Istanbul Aydin University, 34295 Sefakoy, Istanbul, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S A Cetin
- Dogus University, 34722 Istanbul, Turkey
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Chen
- Beihang University, Beijing 100191, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - X Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Chen
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H P Cheng
- Huangshan College, Huangshan 245000, People's Republic of China
| | - X K Chu
- Peking University, Beijing 100871, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | | | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Dai
- Shanghai Jiao Tong University, Shanghai 200240, People's Republic of China
| | - A Dbeyssi
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Destefanis
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F De Mori
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Fan
- Tsinghua University, Beijing 100084, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Fang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Fava
- University of Eastern Piedmont, I-15121 Alessandria, Italy
- INFN, I-10125 Turin, Italy
| | - F Feldbauer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - C Q Feng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | | | - M Fritsch
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Z Gao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - C Geng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Goetzen
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Gu
- GuangXi University, Nanning 530004, People's Republic of China
| | - Y H Guan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - A Hafner
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y L Han
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Hao
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Y He
- Nankai University, Tianjin 300071, People's Republic of China
| | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Hu
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Hu
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G M Huang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - G S Huang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - H P Huang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - T Hussain
- University of the Punjab, Lahore-54590, Pakistan
| | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Nankai University, Tianjin 300071, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L W Jiang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X L Kang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - B C Ke
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - R Kliemt
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Kloss
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - O B Kolcu
- Dogus University, 34722 Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - W Kuehn
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - W Lai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J S Lange
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - C Leng
- INFN, I-10125 Turin, Italy
| | - C H Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Cheng Li
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Jin Li
- Seoul National University, Seoul, 151-747 Korea
| | - K Li
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - K Li
- Shandong University, Jinan 250100, People's Republic of China
| | - Lei Li
- Beijing Institute of Petrochemical Technology, Beijing 102617, People's Republic of China
| | - P R Li
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X M Li
- GuangXi University, Nanning 530004, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- GuangXi University, Nanning 530004, People's Republic of China
| | - H H Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - H H Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Liu
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - L D Liu
- Peking University, Beijing 100871, People's Republic of China
| | - P L Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - X X Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqiang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H Loehner
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Q Lu
- Hunan University, Changsha 410082, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - T Luo
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Lv
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Q A Malik
- University of the Punjab, Lahore-54590, Pakistan
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
| | - X H Mo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Mo
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - K Moriya
- Indiana University, Bloomington, Indiana 47405, USA
| | - N Yu Muchnoi
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Nerling
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I B Nikolaev
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - Z Ning
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Nisar
- COMSATS Institute of Information Technology, Lahore, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
| | - S L Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S L Olsen
- Seoul National University, Seoul, 151-747 Korea
| | - Q Ouyang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Pacetti
- INFN and University of Perugia, I-06100 Perugia, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Pelizaeus
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H P Peng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - J Pettersson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - J L Ping
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - Y N Pu
- Hunan University, Changsha 410082, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Q Qin
- Shandong University, Jinan 250100, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Qin
- Peking University, Beijing 100871, People's Republic of China
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, Lahore-54590, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H L Ren
- Hunan University, Changsha 410082, People's Republic of China
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X D Ruan
- GuangXi University, Nanning 530004, People's Republic of China
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Savrié
- University of Ferrara, I-44122 Ferrara, Italy
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - S Schumann
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - W Shan
- Peking University, Beijing 100871, People's Republic of China
| | - M Shao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W M Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - S Spataro
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Sun
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - S S Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Sun
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Z Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z T Sun
- Indiana University, Bloomington, Indiana 47405, USA
| | - C J Tang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - E H Thorndike
- University of Rochester, Rochester, New York 14627, USA
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - D Toth
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - M Ullrich
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - I Uman
- Dogus University, 34722 Istanbul, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Nankai University, Tianjin 300071, People's Republic of China
| | - B L Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - D Wang
- Peking University, Beijing 100871, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Wang
- Shandong University, Jinan 250100, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S G Wang
- Peking University, Beijing 100871, People's Republic of China
| | - W Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X F Wang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y D Wang
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Q Wang
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Weber
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - J B Wei
- Peking University, Beijing 100871, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Wolke
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - L H Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L G Xia
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Xia
- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Xiao
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y G Xie
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q L Xiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G F Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Xu
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Q N Xu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X P Xu
- Soochow University, Suzhou 215006, People's Republic of China
| | - L Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W B Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y H Yan
- Hunan University, Changsha 410082, People's Republic of China
| | - H X Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y Yang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Y X Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - H Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B X Yu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Yu
- Nankai University, Tianjin 300071, People's Republic of China
| | - H W Yu
- Peking University, Beijing 100871, People's Republic of China
| | - J S Yu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - C Z Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W L Yuan
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Dogus University, 34722 Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, Lahore-54590, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Zhang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - C C Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Zhang
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Q Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Lei Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Zhao
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W J Zheng
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - B Zhong
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Li Zhou
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X R Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y C Zhu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z A Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zotti
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J H Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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Lees JP, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Stugu B, Brown DN, Kerth LT, Kolomensky YG, Lee MJ, Lynch G, Koch H, Schroeder T, Hearty C, Mattison TS, McKenna JA, So RY, Khan A, Blinov VE, Buzykaev AR, Druzhinin VP, Golubev VB, Kravchenko EA, Onuchin AP, Serednyakov SI, Skovpen YI, Solodov EP, Todyshev KY, Lankford AJ, Dey B, Gary JW, Long O, Campagnari C, Franco Sevilla M, Hong TM, Kovalskyi D, Richman JD, West CA, Eisner AM, Lockman WS, Panduro Vazquez W, Schumm BA, Seiden A, Chao DS, Cheng CH, Echenard B, Flood KT, Hitlin DG, Miyashita TS, Ongmongkolkul P, Porter FC, Röhrken M, Andreassen R, Huard Z, Meadows BT, Pushpawela BG, Sokoloff MD, Sun L, Bloom PC, Ford WT, Gaz A, Smith JG, Wagner SR, Ayad R, Toki WH, Spaan B, Bernard D, Verderi M, Playfer S, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Piemontese L, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi IM, Piccolo M, Rama M, Zallo A, Contri R, Lo Vetere M, Monge MR, Passaggio S, Patrignani C, Robutti E, Bhuyan B, Prasad V, Adametz A, Uwer U, Lacker HM, Mallik U, Chen C, Cochran J, Prell S, Ahmed H, Gritsan AV, Arnaud N, Davier M, Derkach D, Grosdidier G, Le Diberder F, Lutz AM, Malaescu B, Roudeau P, Stocchi A, Wormser G, Lange DJ, Wright DM, Coleman JP, Fry JR, Gabathuler E, Hutchcroft DE, Payne DJ, Touramanis C, Bevan AJ, Di Lodovico F, Sacco R, Cowan G, Brown DN, Davis CL, Denig AG, Fritsch M, Gradl W, Griessinger K, Hafner A, Schubert KR, Barlow RJ, Lafferty GD, Cenci R, Hamilton B, Jawahery A, Roberts DA, Cowan R, Sciolla G, Cheaib R, Patel PM, Robertson SH, Neri N, Palombo F, Cremaldi L, Godang R, Sonnek P, Summers DJ, Simard M, Taras P, De Nardo G, Onorato G, Sciacca C, Martinelli M, Raven G, Jessop CP, LoSecco JM, Honscheid K, Kass R, Feltresi E, Margoni M, Morandin M, Posocco M, Rotondo M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud GR, Briand H, Calderini G, Chauveau J, Leruste P, Marchiori G, Ocariz J, Biasini M, Manoni E, Pacetti S, Rossi A, Angelini C, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Cervelli A, Chrzaszcz M, Forti F, Giorgi MA, Lusiani A, Oberhof B, Paoloni E, Perez A, Rizzo G, Walsh JJ, Lopes Pegna D, Olsen J, Smith AJS, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Gaspero M, Li Gioi L, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Hess M, Leddig T, Voß C, Waldi R, Adye T, Olaiya EO, Wilson FF, Emery S, Vasseur G, Aston D, Bard DJ, Cartaro C, Convery MR, Dorfan J, Dubois-Felsmann GP, Dunwoodie W, Ebert M, Field RC, Fulsom BG, Graham MT, Hast C, Innes WR, Kim P, Leith DWGS, Lindemann D, Luitz S, Luth V, Lynch HL, MacFarlane DB, Muller DR, Neal H, Perl M, Pulliam T, Ratcliff BN, Roodman A, Salnikov AA, Schindler RH, Snyder A, Su D, Sullivan MK, Va'vra J, Wisniewski WJ, Wulsin HW, Purohit MV, White RM, Wilson JR, Randle-Conde A, Sekula SJ, Bellis M, Burchat PR, Puccio EMT, Alam MS, Ernst JA, Gorodeisky R, Guttman N, Peimer DR, Soffer A, Spanier SM, Ritchie JL, Schwitters RF, Wray BC, Izen JM, Lou XC, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Villanueva-Perez P, Albert J, Banerjee S, Beaulieu A, Bernlochner FU, Choi HHF, King GJ, Kowalewski R, Lewczuk MJ, Lueck T, Nugent IM, Roney JM, Sobie RJ, Tasneem N, Gershon TJ, Harrison PF, Latham TE, Band HR, Dasu S, Pan Y, Prepost R, Wu SL. Search for Long-Lived Particles in e+ e- Collisions. Phys Rev Lett 2015; 114:171801. [PMID: 25978225 DOI: 10.1103/physrevlett.114.171801] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 02/10/2015] [Indexed: 06/04/2023]
Abstract
We present a search for a neutral, long-lived particle L that is produced in e+ e- collisions and decays at a significant distance from the e+ e- interaction point into various flavor combinations of two oppositely charged tracks. The analysis uses an e+ e- data sample with a luminosity of 489.1 fb(-1) collected by the BABAR detector at the ϒ(4S), ϒ(3S), and ϒ(2S) resonances and just below the ϒ(4S). Fitting the two-track mass distribution in search of a signal peak, we do not observe a significant signal, and set 90% confidence level upper limits on the product of the L production cross section, branching fraction, and reconstruction efficiency for six possible two-body L decay modes as a function of the L mass. The efficiency is given for each final state as a function of the mass, lifetime, and transverse momentum of the candidate, allowing application of the upper limits to any production model. In addition, upper limits are provided on the branching fraction B(B→XsL), where Xs is a strange hadronic system.
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Affiliation(s)
- J P Lees
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Poireau
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Tisserand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - E Grauges
- Universitat de Barcelona, Facultat de Fisica, Departament ECM, E-08028 Barcelona, Spain
| | - A Palano
- INFN Sezione di Bari, I-70126 Bari, Italy
- Dipartimento di Fisica, Università di Bari, I-70126 Bari, Italy
| | - G Eigen
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - B Stugu
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - D N Brown
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - L T Kerth
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - Yu G Kolomensky
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - M J Lee
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - G Lynch
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - H Koch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - T Schroeder
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - C Hearty
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - T S Mattison
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - J A McKenna
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - R Y So
- University of British Columbia, Vancouver, British Columbia V6T 1Z1, Canada
| | - A Khan
- Brunel University, Uxbridge, Middlesex UB8 3PH, United Kingdom
| | - V E Blinov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - A R Buzykaev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
| | - V P Druzhinin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - V B Golubev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kravchenko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A P Onuchin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - S I Serednyakov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - Yu I Skovpen
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E P Solodov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - K Yu Todyshev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A J Lankford
- University of California at Irvine, Irvine, California 92697, USA
| | - B Dey
- University of California at Riverside, Riverside, California 92521, USA
| | - J W Gary
- University of California at Riverside, Riverside, California 92521, USA
| | - O Long
- University of California at Riverside, Riverside, California 92521, USA
| | - C Campagnari
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - M Franco Sevilla
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - T M Hong
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - D Kovalskyi
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - J D Richman
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - C A West
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - A M Eisner
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W S Lockman
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W Panduro Vazquez
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - B A Schumm
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - A Seiden
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - D S Chao
- California Institute of Technology, Pasadena, California 91125, USA
| | - C H Cheng
- California Institute of Technology, Pasadena, California 91125, USA
| | - B Echenard
- California Institute of Technology, Pasadena, California 91125, USA
| | - K T Flood
- California Institute of Technology, Pasadena, California 91125, USA
| | - D G Hitlin
- California Institute of Technology, Pasadena, California 91125, USA
| | - T S Miyashita
- California Institute of Technology, Pasadena, California 91125, USA
| | - P Ongmongkolkul
- California Institute of Technology, Pasadena, California 91125, USA
| | - F C Porter
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Röhrken
- California Institute of Technology, Pasadena, California 91125, USA
| | - R Andreassen
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - Z Huard
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - B T Meadows
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | | | - M D Sokoloff
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - L Sun
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - P C Bloom
- University of Colorado, Boulder, Colorado 80309, USA
| | - W T Ford
- University of Colorado, Boulder, Colorado 80309, USA
| | - A Gaz
- University of Colorado, Boulder, Colorado 80309, USA
| | - J G Smith
- University of Colorado, Boulder, Colorado 80309, USA
| | - S R Wagner
- University of Colorado, Boulder, Colorado 80309, USA
| | - R Ayad
- Colorado State University, Fort Collins, Colorado 80523, USA
| | - W H Toki
- Colorado State University, Fort Collins, Colorado 80523, USA
| | - B Spaan
- Technische Universität Dortmund, Fakultät Physik, D-44221 Dortmund, Germany
| | - D Bernard
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - M Verderi
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - S Playfer
- University of Edinburgh, Edinburgh EH9 3JZ, United Kingdom
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - C Bozzi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - R Calabrese
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Luppi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | | | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R de Sangro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G Finocchiaro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Martellotti
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - I M Peruzzi
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Piccolo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Rama
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R Contri
- INFN Sezione di Genova, I-16146 Genova, Italy
- Dipartimento di Fisica, Università di Genova, I-16146 Genova, Italy
| | - M Lo Vetere
- INFN Sezione di Genova, I-16146 Genova, Italy
- Dipartimento di Fisica, Università di Genova, I-16146 Genova, Italy
| | - M R Monge
- INFN Sezione di Genova, I-16146 Genova, Italy
- Dipartimento di Fisica, Università di Genova, I-16146 Genova, Italy
| | - S Passaggio
- INFN Sezione di Genova, I-16146 Genova, Italy
| | - C Patrignani
- INFN Sezione di Genova, I-16146 Genova, Italy
- Dipartimento di Fisica, Università di Genova, I-16146 Genova, Italy
| | - E Robutti
- INFN Sezione di Genova, I-16146 Genova, Italy
| | - B Bhuyan
- Indian Institute of Technology Guwahati, Guwahati, Assam 781 039, India
| | - V Prasad
- Indian Institute of Technology Guwahati, Guwahati, Assam 781 039, India
| | - A Adametz
- Universität Heidelberg, Physikalisches Institut, D-69120 Heidelberg, Germany
| | - U Uwer
- Universität Heidelberg, Physikalisches Institut, D-69120 Heidelberg, Germany
| | - H M Lacker
- Humboldt-Universität zu Berlin, Institut für Physik, D-12489 Berlin, Germany
| | - U Mallik
- University of Iowa, Iowa City, Iowa 52242, USA
| | - C Chen
- Iowa State University, Ames, Iowa 50011-3160, USA
| | - J Cochran
- Iowa State University, Ames, Iowa 50011-3160, USA
| | - S Prell
- Iowa State University, Ames, Iowa 50011-3160, USA
| | - H Ahmed
- Physics Department, Jazan University, Jazan 22822, Kingdom of Saudia Arabia
| | - A V Gritsan
- Johns Hopkins University, Baltimore, Maryland 21218, USA
| | - N Arnaud
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - M Davier
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - D Derkach
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - G Grosdidier
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - F Le Diberder
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - A M Lutz
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - B Malaescu
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - P Roudeau
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - A Stocchi
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - G Wormser
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - D J Lange
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - D M Wright
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - J P Coleman
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - J R Fry
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - E Gabathuler
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D E Hutchcroft
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D J Payne
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - C Touramanis
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - A J Bevan
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - F Di Lodovico
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - R Sacco
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - G Cowan
- University of London, Royal Holloway and Bedford New College, Egham, Surrey TW20 0EX, United Kingdom
| | - D N Brown
- University of Louisville, Louisville, Kentucky 40292, USA
| | - C L Davis
- University of Louisville, Louisville, Kentucky 40292, USA
| | - A G Denig
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - M Fritsch
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - W Gradl
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K Griessinger
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - A Hafner
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K R Schubert
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - R J Barlow
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - G D Lafferty
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - R Cenci
- University of Maryland, College Park, Maryland 20742, USA
| | - B Hamilton
- University of Maryland, College Park, Maryland 20742, USA
| | - A Jawahery
- University of Maryland, College Park, Maryland 20742, USA
| | - D A Roberts
- University of Maryland, College Park, Maryland 20742, USA
| | - R Cowan
- Massachusetts Institute of Technology, Laboratory for Nuclear Science, Cambridge, Massachusetts 02139, USA
| | - G Sciolla
- Massachusetts Institute of Technology, Laboratory for Nuclear Science, Cambridge, Massachusetts 02139, USA
| | - R Cheaib
- McGill University, Montréal, Québec H3A 2T8, Canada
| | - P M Patel
- McGill University, Montréal, Québec H3A 2T8, Canada
| | | | - N Neri
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - F Palombo
- INFN Sezione di Milano, I-20133 Milano, Italy
- Dipartimento di Fisica, Università di Milano, I-20133 Milano, Italy
| | - L Cremaldi
- University of Mississippi, University, Mississippi 38677, USA
| | - R Godang
- University of Mississippi, University, Mississippi 38677, USA
| | - P Sonnek
- University of Mississippi, University, Mississippi 38677, USA
| | - D J Summers
- University of Mississippi, University, Mississippi 38677, USA
| | - M Simard
- Université de Montréal, Physique des Particules, Montréal, Québec H3C 3J7, Canada
| | - P Taras
- Université de Montréal, Physique des Particules, Montréal, Québec H3C 3J7, Canada
| | - G De Nardo
- INFN Sezione di Napoli, I-80126 Napoli, Italy
- Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - G Onorato
- INFN Sezione di Napoli, I-80126 Napoli, Italy
- Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - C Sciacca
- INFN Sezione di Napoli, I-80126 Napoli, Italy
- Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - M Martinelli
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, Netherlands
| | - G Raven
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, Netherlands
| | - C P Jessop
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - J M LoSecco
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - K Honscheid
- Ohio State University, Columbus, Ohio 43210, USA
| | - R Kass
- Ohio State University, Columbus, Ohio 43210, USA
| | - E Feltresi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - M Margoni
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - M Morandin
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Posocco
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Rotondo
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - G Simi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - F Simonetto
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - R Stroili
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - S Akar
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - E Ben-Haim
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M Bomben
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G R Bonneaud
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - H Briand
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G Calderini
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - J Chauveau
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - Ph Leruste
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G Marchiori
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - J Ocariz
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M Biasini
- INFN Sezione di Perugia, I-06123 Perugia, Italy
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - E Manoni
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - S Pacetti
- INFN Sezione di Perugia, I-06123 Perugia, Italy
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - A Rossi
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - C Angelini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - G Batignani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - S Bettarini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Carpinelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - G Casarosa
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Cervelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | | | - F Forti
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M A Giorgi
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Lusiani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Scuola Normale Superiore di Pisa, I-56127 Pisa, Italy
| | - B Oberhof
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - E Paoloni
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Perez
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - G Rizzo
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - J J Walsh
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - D Lopes Pegna
- Princeton University, Princeton, New Jersey 08544, USA
| | - J Olsen
- Princeton University, Princeton, New Jersey 08544, USA
| | - A J S Smith
- Princeton University, Princeton, New Jersey 08544, USA
| | - F Anulli
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - R Faccini
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | | | - F Ferroni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - M Gaspero
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - L Li Gioi
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - A Pilloni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - G Piredda
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - C Bünger
- Universität Rostock, D-18051 Rostock, Germany
| | - S Dittrich
- Universität Rostock, D-18051 Rostock, Germany
| | - O Grünberg
- Universität Rostock, D-18051 Rostock, Germany
| | - M Hess
- Universität Rostock, D-18051 Rostock, Germany
| | - T Leddig
- Universität Rostock, D-18051 Rostock, Germany
| | - C Voß
- Universität Rostock, D-18051 Rostock, Germany
| | - R Waldi
- Universität Rostock, D-18051 Rostock, Germany
| | - T Adye
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - E O Olaiya
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - F F Wilson
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - S Emery
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - G Vasseur
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - D Aston
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D J Bard
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Cartaro
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M R Convery
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Dorfan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | | | - W Dunwoodie
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M Ebert
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - R C Field
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B G Fulsom
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M T Graham
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Hast
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W R Innes
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - P Kim
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D W G S Leith
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D Lindemann
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - S Luitz
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - V Luth
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - H L Lynch
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D B MacFarlane
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D R Muller
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - H Neal
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M Perl
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - T Pulliam
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B N Ratcliff
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - A Roodman
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - A A Salnikov
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - R H Schindler
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - A Snyder
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D Su
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M K Sullivan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Va'vra
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W J Wisniewski
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - H W Wulsin
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M V Purohit
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - R M White
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - J R Wilson
- University of South Carolina, Columbia, South Carolina 29208, USA
| | | | - S J Sekula
- Southern Methodist University, Dallas, Texas 75275, USA
| | - M Bellis
- Stanford University, Stanford, California 94305-4060, USA
| | - P R Burchat
- Stanford University, Stanford, California 94305-4060, USA
| | - E M T Puccio
- Stanford University, Stanford, California 94305-4060, USA
| | - M S Alam
- State University of New York, Albany, New York 12222, USA
| | - J A Ernst
- State University of New York, Albany, New York 12222, USA
| | - R Gorodeisky
- School of Physics and Astronomy, Tel Aviv University, Tel Aviv 69978, Israel
| | - N Guttman
- School of Physics and Astronomy, Tel Aviv University, Tel Aviv 69978, Israel
| | - D R Peimer
- School of Physics and Astronomy, Tel Aviv University, Tel Aviv 69978, Israel
| | - A Soffer
- School of Physics and Astronomy, Tel Aviv University, Tel Aviv 69978, Israel
| | - S M Spanier
- University of Tennessee, Knoxville, Tennessee 37996, USA
| | - J L Ritchie
- University of Texas at Austin, Austin, Texas 78712, USA
| | | | - B C Wray
- University of Texas at Austin, Austin, Texas 78712, USA
| | - J M Izen
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - X C Lou
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - F Bianchi
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - F De Mori
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - A Filippi
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - D Gamba
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - L Lanceri
- INFN Sezione di Trieste, I-34127 Trieste, Italy
- Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - L Vitale
- INFN Sezione di Trieste, I-34127 Trieste, Italy
- Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | | | - A Oyanguren
- IFIC, Universitat de Valencia-CSIC, E-46071 Valencia, Spain
| | | | - J Albert
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - Sw Banerjee
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - A Beaulieu
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - F U Bernlochner
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - H H F Choi
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - G J King
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - R Kowalewski
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - M J Lewczuk
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - T Lueck
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - I M Nugent
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - J M Roney
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - R J Sobie
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - N Tasneem
- University of Victoria, Victoria, British Columbia V8W 3P6, Canada
| | - T J Gershon
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - P F Harrison
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - T E Latham
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - H R Band
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S Dasu
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - Y Pan
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - R Prepost
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S L Wu
- University of Wisconsin, Madison, Wisconsin 53706, USA
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Lees J, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Stugu B, Brown D, Kerth L, Kolomensky Y, Lee M, Lynch G, Koch H, Schroeder T, Hearty C, Mattison T, McKenna J, So R, Khan A, Blinov V, Buzykaev A, Druzhinin V, Golubev V, Kravchenko E, Onuchin A, Serednyakov S, Skovpen Y, Solodov E, Todyshev K, Lankford A, Dey B, Gary J, Long O, Franco Sevilla M, Hong T, Kovalskyi D, Richman J, West C, Eisner A, Lockman W, Panduro Vazquez W, Schumm B, Seiden A, Chao D, Cheng C, Echenard B, Flood K, Hitlin D, Miyashita T, Ongmongkolkul P, Porter F, Röhrken M, Andreassen R, Huard Z, Meadows B, Pushpawela B, Sokoloff M, Sun L, Bloom P, Ford W, Gaz A, Smith J, Wagner S, Ayad R, Toki W, Spaan B, Bernard D, Verderi M, Playfer S, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Piemontese L, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi I, Piccolo M, Rama M, Zallo A, Contri R, Monge M, Passaggio S, Patrignani C, Bhuyan B, Prasad V, Adametz A, Uwer U, Lacker H, Mallik U, Chen C, Cochran J, Prell S, Ahmed H, Gritsan A, Arnaud N, Davier M, Derkach D, Grosdidier G, Le Diberder F, Lutz A, Malaescu B, Roudeau P, Stocchi A, Wormser G, Lange D, Wright D, Coleman J, Fry J, Gabathuler E, Hutchcroft D, Payne D, Touramanis C, Bevan A, Di Lodovico F, Sacco R, Cowan G, Brown D, Davis C, Denig A, Fritsch M, Gradl W, Griessinger K, Hafner A, Schubert K, Barlow R, Lafferty G, Cenci R, Hamilton B, Jawahery A, Roberts D, Cowan R, Cheaib R, Patel P, Robertson S, Neri N, Palombo F, Cremaldi L, Godang R, Summers D, Simard M, Taras P, De Nardo G, Onorato G, Sciacca C, Raven G, Jessop C, LoSecco J, Honscheid K, Kass R, Margoni M, Morandin M, Posocco M, Rotondo M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud G, Briand H, Calderini G, Chauveau J, Leruste P, Marchiori G, Ocariz J, Biasini M, Manoni E, Rossi A, Angelini C, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Chrzaszcz M, Forti F, Giorgi M, Lusiani A, Oberhof B, Paoloni E, Rizzo G, Walsh J, Lopes Pegna D, Olsen J, Smith A, Anulli F, Faccini R, Ferrarotto F, Ferroni F, Gaspero M, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Hess M, Leddig T, Voß C, Waldi R, Adye T, Olaiya E, Wilson F, Emery S, Vasseur G, Aston D, Bard D, Cartaro C, Convery M, Dorfan J, Dubois-Felsmann G, Dunwoodie W, Ebert M, Field R, Fulsom B, Graham M, Hast C, Innes W, Kim P, Leith D, Lindemann D, Luitz S, Luth V, Lynch H, MacFarlane D, Muller D, Neal H, Perl M, Pulliam T, Ratcliff B, Roodman A, Schindler R, Snyder A, Su D, Sullivan M, Va’vra J, Wisniewski W, Wulsin H, Purohit M, Wilson J, Randle-Conde A, Sekula S, Bellis M, Burchat P, Puccio E, Alam M, Ernst J, Gorodeisky R, Guttman N, Peimer D, Soffer A, Spanier S, Ritchie J, Schwitters R, Izen J, Lou X, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Villanueva-Perez P, Albert J, Banerjee S, Beaulieu A, Bernlochner F, Choi H, King G, Kowalewski R, Lewczuk M, Lueck T, Nugent I, Roney J, Sobie R, Tasneem N, Gershon T, Harrison P, Latham T, Band H, Dasu S, Pan Y, Prepost R, Wu S. Search for a light Higgs resonance in radiative decays of the ϒ(1S)with a charm tag. Int J Clin Exp Med 2015. [DOI: 10.1103/physrevd.91.071102] [Citation(s) in RCA: 7] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [What about the content of this article? (0)] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/07/2022]
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Ablikim M, Achasov MN, Ai XC, Albayrak O, Albrecht M, Ambrose DJ, Amoroso A, An FF, An Q, Bai JZ, Ferroli RB, Ban Y, Bennett DW, Bennett JV, Bertani M, Bettoni D, Bian JM, Bianchi F, Boger E, Bondarenko O, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chang JF, Chelkov G, Chen G, Chen HS, Chen HY, Chen JC, Chen ML, Chen SJ, Chen X, Chen XR, Chen YB, Cheng HP, Chu XK, Chu YP, Cibinetto G, Cronin-Hennessy D, Dai HL, Dai JP, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Du SX, Duan PF, Fan JZ, Fang J, Fang SS, Fang X, Fang Y, Fava L, Feldbauer F, Felici G, Feng CQ, Fioravanti E, Fu CD, Gao Q, Gao Y, Garzia I, Goetzen K, Gong WX, Gradl W, Greco M, Gu MH, Gu YT, Guan YH, Guo AQ, Guo LB, Guo T, Guo Y, Guo YP, Haddadi Z, Hafner A, Han S, Han YL, Harris FA, He KL, He ZY, Held T, Heng YK, Hou ZL, Hu C, Hu HM, Hu JF, Hu T, Hu Y, Huang GM, Huang GS, Huang HP, Huang JS, Huang XT, Huang Y, Hussain T, Ji Q, Ji QP, Ji XB, Ji XL, Jiang LL, Jiang LW, Jiang XS, Jiao JB, Jiao Z, Jin DP, Jin S, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XL, Kang XS, Kavatsyuk M, Ke BC, Kliemt R, Kloss B, Kolcu OB, Kopf B, Kornicer M, Kuehn W, Kupsc A, Lai W, Lange JS, Lara M, Larin P, Li C, Li CH, Li DM, Li F, Li G, Li HB, Li JC, Li J, Li K, Li K, Li PR, Li T, Li WD, Li WG, Li XL, Li XM, Li XN, Li XQ, Li ZB, Liang H, Liang YF, Liang YT, Liao GR, Lin DX, Liu BJ, Liu CL, Liu CX, Liu FH, Liu F, Liu F, Liu HB, Liu HH, Liu HH, Liu HM, Liu J, Liu JP, Liu JY, Liu K, Liu KY, Liu LD, Liu Q, Liu SB, Liu X, Liu XX, Liu YB, Liu ZA, Liu Z, Liu Z, Loehner H, Lou XC, Lu HJ, Lu JG, Lu RQ, Lu Y, Lu YP, Luo CL, Luo MX, Luo T, Luo XL, Lv M, Lyu XR, Ma FC, Ma HL, Ma LL, Ma QM, Ma S, Ma T, Ma XN, Ma XY, Maas FE, Maggiora M, Malik QA, Mao YJ, Mao ZP, Marcello S, Messchendorp JG, Min J, Min TJ, Mitchell RE, Mo XH, Mo YJ, Moeini H, Morales CM, Moriya K, Muchnoi NY, Muramatsu H, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Niu XY, Olsen SL, Ouyang Q, Pacetti S, Patteri P, Pelizaeus M, Peng HP, Peters K, Ping JL, Ping RG, Poling R, Pu YN, Qi M, Qian S, Qiao CF, Qin LQ, Qin N, Qin XS, Qin Y, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Ren HL, Ripka M, Rong G, Ruan XD, Santoro V, Sarantsev A, Savrié M, Schoenning K, Schumann S, Shan W, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Shepherd MR, Song WM, Song XY, Sosio S, Spataro S, Spruck B, Sun GX, Sun JF, Sun SS, Sun YJ, Sun YZ, Sun ZJ, Sun ZT, Tang CJ, Tang X, Tapan I, Thorndike EH, Tiemens M, Toth D, Ullrich M, Uman I, Varner GS, Wang B, Wang BL, Wang D, Wang DY, Wang K, Wang LL, Wang LS, Wang M, Wang P, Wang PL, Wang QJ, Wang SG, Wang W, Wang XF, Wang YD, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZH, Wang ZY, Wei DH, Wei JB, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu Z, Xia LG, Xia Y, Xiao D, Xiao ZJ, Xie YG, Xiu QL, Xu GF, Xu L, Xu QJ, Xu QN, Xu XP, Yan L, Yan WB, Yan WC, Yan YH, Yang HX, Yang L, Yang Y, Yang YX, Ye H, Ye M, Ye MH, Yin JH, Yu BX, Yu CX, Yu HW, Yu JS, Yuan CZ, Yuan WL, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zhang BX, Zhang BY, Zhang C, Zhang CC, Zhang DH, Zhang HH, Zhang HY, Zhang JJ, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang SH, Zhang XJ, Zhang XY, Zhang Y, Zhang YH, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao QW, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng WJ, Zheng YH, Zhong B, Zhou L, Zhou L, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhu K, Zhu KJ, Zhu S, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zou BS, Zou JH. Study of e(+)e(-)→ωχ(cJ) at center of mass energies from 4.21 to 4.42 GeV. Phys Rev Lett 2015; 114:092003. [PMID: 25793804 DOI: 10.1103/physrevlett.114.092003] [Citation(s) in RCA: 11] [Impact Index Per Article: 1.2] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 10/27/2014] [Indexed: 06/04/2023]
Abstract
Based on data samples collected with the BESIII detector at the BEPCII collider at nine center of mass energies from 4.21 to 4.42 GeV, we search for the production of e^{+}e^{-}→ωχ_{cJ} (J=0, 1, 2). The process e^{+}e^{-}→ωχ_{c0} is observed for the first time, and the Born cross sections at sqrt[s]=4.23 and 4.26 GeV are measured to be (55.4±6.0±5.9) and (23.7±5.3±3.5) pb, respectively, where the first uncertainties are statistical and the second are systematic. The ωχ_{c0} signals at the other seven energies and the e^{+}e^{-}→ωχ_{c1} and ωχ_{c2} signals are not significant, and the upper limits on the cross sections are determined. By examining the ωχ_{c0} cross section as a function of center of mass energy, we find that it is inconsistent with the line shape of the Y(4260) observed in e^{+}e^{-}→π^{+}π^{-}J/ψ. Assuming the ωχ_{c0} signals come from a single resonance, we extract the mass and width of the resonance to be (4230±8±6) MeV/c^{2} and (38±12±2) MeV, respectively, and the statistical significance is more than 9σ.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G. I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - X C Ai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Albayrak
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - D J Ambrose
- University of Rochester, Rochester, New York 14627, USA
| | - A Amoroso
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Z Bai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - J M Bian
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Bianchi
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - E Boger
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - O Bondarenko
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Cakir
- Ankara University, Dogol Caddesi, 06100 Tandogan, Ankara, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S A Cetin
- Dogus University, 34722 Istanbul, Turkey
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Chen
- Beihang University, Beijing 100191, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - X Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Chen
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H P Cheng
- Huangshan College, Huangshan 245000, People's Republic of China
| | - X K Chu
- Peking University, Beijing 100871, People's Republic of China
| | - Y P Chu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | | | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - M Destefanis
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - F De Mori
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Fan
- Tsinghua University, Beijing 100084, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Fang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Fava
- University of Eastern Piedmont, I-15121 Alessandria, Italy
- INFN, I-10125 Turin, Italy
| | - F Feldbauer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - C Q Feng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | | | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - K Goetzen
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Gu
- GuangXi University, Nanning 530004, People's Republic of China
| | - Y H Guan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - T Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - A Hafner
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y L Han
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Y He
- Nankai University, Tianjin 300071, People's Republic of China
| | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Hu
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Hu
- University of Turin, I-10125 Turin, Italy
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G M Huang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - G S Huang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - H P Huang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - T Hussain
- University of the Punjab, Lahore 54590, Pakistan
| | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Nankai University, Tianjin 300071, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L W Jiang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X L Kang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - B C Ke
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - R Kliemt
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Kloss
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - O B Kolcu
- Dogus University, 34722 Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - W Kuehn
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - W Lai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J S Lange
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Cheng Li
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C H Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Jin Li
- Seoul National University, Seoul 151-747, Korea
| | - K Li
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - K Li
- Shandong University, Jinan 250100, People's Republic of China
| | - P R Li
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X M Li
- GuangXi University, Nanning 530004, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C L Liu
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- GuangXi University, Nanning 530004, People's Republic of China
| | - H H Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Liu
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - L D Liu
- Peking University, Beijing 100871, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - X X Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqiang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H Loehner
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Q Lu
- Hunan University, Changsha 410082, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - T Luo
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Lv
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Ma
- Shandong University, Jinan 250100, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - Q A Malik
- University of the Punjab, Lahore 54590, Pakistan
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
| | - X H Mo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Mo
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H Moeini
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - K Moriya
- Indiana University, Bloomington, Indiana 47405, USA
| | - N Yu Muchnoi
- G. I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - F Nerling
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I B Nikolaev
- G. I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - Z Ning
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Nisar
- COMSATS Institute of Information Technology, Lahore, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
| | - S L Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S L Olsen
- Seoul National University, Seoul 151-747, Korea
| | - Q Ouyang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Pacetti
- INFN and University of Perugia, I-06100 Perugia, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - M Pelizaeus
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H P Peng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - J L Ping
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - Y N Pu
- Hunan University, Changsha 410082, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Q Qin
- Shandong University, Jinan 250100, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Qin
- Peking University, Beijing 100871, People's Republic of China
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, Lahore 54590, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H L Ren
- Hunan University, Changsha 410082, People's Republic of China
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X D Ruan
- GuangXi University, Nanning 530004, People's Republic of China
| | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - M Savrié
- University of Ferrara, I-44122 Ferrara, Italy
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - S Schumann
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - W Shan
- Peking University, Beijing 100871, People's Republic of China
| | - M Shao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M R Shepherd
- Indiana University, Bloomington, Indiana 47405, USA
| | - W M Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - S Spataro
- University of Turin, I-10125 Turin, Italy
- INFN, I-10125 Turin, Italy
| | - B Spruck
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Sun
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - S S Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Sun
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Z Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z T Sun
- Indiana University, Bloomington, Indiana 47405, USA
| | - C J Tang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - E H Thorndike
- University of Rochester, Rochester, New York 14627, USA
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, The Netherlands
| | - D Toth
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - M Ullrich
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - I Uman
- Dogus University, 34722 Istanbul, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Nankai University, Tianjin 300071, People's Republic of China
| | - B L Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - D Wang
- Peking University, Beijing 100871, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Wang
- Shandong University, Jinan 250100, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S G Wang
- Peking University, Beijing 100871, People's Republic of China
| | - W Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X F Wang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y D Wang
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Q Wang
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - J B Wei
- Peking University, Beijing 100871, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Wolke
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - L H Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L G Xia
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Xia
- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Xiao
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y G Xie
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q L Xiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G F Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Xu
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Q N Xu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X P Xu
- Soochow University, Suzhou 215006, People's Republic of China
| | - L Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W B Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y H Yan
- Hunan University, Changsha 410082, People's Republic of China
| | - H X Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y Yang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Y X Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - H Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B X Yu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Yu
- Nankai University, Tianjin 300071, People's Republic of China
| | - H W Yu
- Peking University, Beijing 100871, People's Republic of China
| | - J S Yu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - C Z Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W L Yuan
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Dogus University, 34722 Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, Lahore 54590, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Zhang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - C C Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Zhang
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Q Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Lei Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Zhao
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow Region, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W J Zheng
- Shandong University, Jinan 250100, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - B Zhong
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Li Zhou
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X R Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y C Zhu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z A Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J H Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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Lees JP, Poireau V, Tisserand V, Grauges E, Palano A, Eigen G, Stugu B, Brown DN, Kerth LT, Kolomensky YG, Lee MJ, Lynch G, Koch H, Schroeder T, Hearty C, Mattison TS, McKenna JA, So RY, Khan A, Blinov VE, Buzykaev AR, Druzhinin VP, Golubev VB, Kravchenko EA, Onuchin AP, Serednyakov SI, Skovpen YI, Solodov EP, Todyshev KY, Lankford AJ, Mandelkern M, Dey B, Gary JW, Long O, Campagnari C, Franco Sevilla M, Hong TM, Kovalskyi D, Richman JD, West CA, Eisner AM, Lockman WS, Panduro Vazquez W, Schumm BA, Seiden A, Chao DS, Cheng CH, Echenard B, Flood KT, Hitlin DG, Miyashita TS, Ongmongkolkul P, Porter FC, Röhrken M, Andreassen R, Huard Z, Meadows BT, Pushpawela BG, Sokoloff MD, Sun L, Bloom PC, Ford WT, Gaz A, Smith JG, Wagner SR, Ayad R, Toki WH, Spaan B, Bernard D, Verderi M, Playfer S, Bettoni D, Bozzi C, Calabrese R, Cibinetto G, Fioravanti E, Garzia I, Luppi E, Piemontese L, Santoro V, Calcaterra A, de Sangro R, Finocchiaro G, Martellotti S, Patteri P, Peruzzi IM, Piccolo M, Rama M, Zallo A, Contri R, Lo Vetere M, Monge MR, Passaggio S, Patrignani C, Robutti E, Bhuyan B, Prasad V, Adametz A, Uwer U, Lacker HM, Dauncey PD, Mallik U, Chen C, Cochran J, Prell S, Ahmed H, Gritsan AV, Arnaud N, Davier M, Derkach D, Grosdidier G, Le Diberder F, Lutz AM, Malaescu B, Roudeau P, Stocchi A, Wormser G, Lange DJ, Wright DM, Coleman JP, Fry JR, Gabathuler E, Hutchcroft DE, Payne DJ, Touramanis C, Bevan AJ, Di Lodovico F, Sacco R, Cowan G, Bougher J, Brown DN, Davis CL, Denig AG, Fritsch M, Gradl W, Griessinger K, Hafner A, Schubert KR, Barlow RJ, Lafferty GD, Cenci R, Hamilton B, Jawahery A, Roberts DA, Cowan R, Sciolla G, Cheaib R, Patel PM, Robertson SH, Neri N, Palombo F, Cremaldi L, Godang R, Sonnek P, Summers DJ, Simard M, Taras P, De Nardo G, Onorato G, Sciacca C, Martinelli M, Raven G, Jessop CP, LoSecco JM, Honscheid K, Kass R, Feltresi E, Margoni M, Morandin M, Posocco M, Rotondo M, Simi G, Simonetto F, Stroili R, Akar S, Ben-Haim E, Bomben M, Bonneaud GR, Briand H, Calderini G, Chauveau J, Leruste P, Marchiori G, Ocariz J, Biasini M, Manoni E, Pacetti S, Rossi A, Angelini C, Batignani G, Bettarini S, Carpinelli M, Casarosa G, Cervelli A, Chrzaszcz M, Forti F, Giorgi MA, Lusiani A, Oberhof B, Paoloni E, Perez A, Rizzo G, Walsh JJ, Lopes Pegna D, Olsen J, Smith AJS, Faccini R, Ferrarotto F, Ferroni F, Gaspero M, Li Gioi L, Pilloni A, Piredda G, Bünger C, Dittrich S, Grünberg O, Hess M, Leddig T, Voß C, Waldi R, Adye T, Olaiya EO, Wilson FF, Emery S, Vasseur G, Anulli F, Aston D, Bard DJ, Cartaro C, Convery MR, Dorfan J, Dubois-Felsmann GP, Dunwoodie W, Ebert M, Field RC, Fulsom BG, Graham MT, Hast C, Innes WR, Kim P, Leith DWGS, Lewis P, Lindemann D, Luitz S, Luth V, Lynch HL, MacFarlane DB, Muller DR, Neal H, Perl M, Pulliam T, Ratcliff BN, Roodman A, Salnikov AA, Schindler RH, Snyder A, Su D, Sullivan MK, Va'vra J, Wisniewski WJ, Wulsin HW, Purohit MV, White RM, Wilson JR, Randle-Conde A, Sekula SJ, Bellis M, Burchat PR, Puccio EMT, Alam MS, Ernst JA, Gorodeisky R, Guttman N, Peimer DR, Soffer A, Spanier SM, Ritchie JL, Ruland AM, Schwitters RF, Wray BC, Izen JM, Lou XC, Bianchi F, De Mori F, Filippi A, Gamba D, Lanceri L, Vitale L, Martinez-Vidal F, Oyanguren A, Villanueva-Perez P, Albert J, Banerjee S, Beaulieu A, Bernlochner FU, Choi HHF, King GJ, Kowalewski R, Lewczuk MJ, Lueck T, Nugent IM, Roney JM, Sobie RJ, Tasneem N, Gershon TJ, Harrison PF, Latham TE, Band HR, Dasu S, Pan Y, Prepost R, Wu SL. Study of CP asymmetry in B^{0}-B[over ¯]^{0} mixing with inclusive dilepton events. Phys Rev Lett 2015; 114:081801. [PMID: 25768754 DOI: 10.1103/physrevlett.114.081801] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 11/10/2014] [Indexed: 06/04/2023]
Abstract
We present a measurement of the asymmetry A_{CP} between same-sign inclusive dilepton samples ℓ^{+}ℓ^{+} and ℓ^{-}ℓ^{-} (ℓ=e, μ) from semileptonic B decays in ϒ(4S)→BB[over ¯] events, using the complete data set recorded by the BABAR experiment near the ϒ(4S) resonance, corresponding to 471×10^{6} BB[over ¯] pairs. The asymmetry A_{CP} allows comparison between the mixing probabilities P(B[over ¯]^{0}→B^{0}) and P(B^{0}→B[over ¯]^{0}), and therefore probes CP and T violation. The result, A_{CP}=[-3.9±3.5(stat)±1.9(syst)]×10^{-3}, is consistent with the standard model expectation.
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Affiliation(s)
- J P Lees
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Poireau
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - V Tisserand
- Laboratoire d'Annecy-le-Vieux de Physique des Particules (LAPP), Université de Savoie, CNRS/IN2P3, F-74941 Annecy-Le-Vieux, France
| | - E Grauges
- Universitat de Barcelona, Facultat de Fisica, Departament ECM, E-08028 Barcelona, Spain
| | - A Palano
- INFN Sezione di Bari, I-70126 Bari, Italy
- Dipartimento di Fisica, Università di Bari, I-70126 Bari, Italy
| | - G Eigen
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - B Stugu
- University of Bergen, Institute of Physics, N-5007 Bergen, Norway
| | - D N Brown
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - L T Kerth
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - Yu G Kolomensky
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - M J Lee
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - G Lynch
- Lawrence Berkeley National Laboratory and University of California, Berkeley, California 94720, USA
| | - H Koch
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - T Schroeder
- Ruhr Universität Bochum, Institut für Experimentalphysik 1, D-44780 Bochum, Germany
| | - C Hearty
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - T S Mattison
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - J A McKenna
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - R Y So
- University of British Columbia, Vancouver, British Columbia, Canada V6T 1Z1
| | - A Khan
- Brunel University, Uxbridge, Middlesex UB8 3PH, United Kingdom
| | - V E Blinov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - A R Buzykaev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
| | - V P Druzhinin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - V B Golubev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E A Kravchenko
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A P Onuchin
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
- Novosibirsk State Technical University, Novosibirsk 630092, Russia
| | - S I Serednyakov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - Yu I Skovpen
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - E P Solodov
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - K Yu Todyshev
- Budker Institute of Nuclear Physics SB RAS, Novosibirsk 630090, Russia
- Novosibirsk State University, Novosibirsk 630090, Russia
| | - A J Lankford
- University of California at Irvine, Irvine, California 92697, USA
| | - M Mandelkern
- University of California at Irvine, Irvine, California 92697, USA
| | - B Dey
- University of California at Riverside, Riverside, California 92521, USA
| | - J W Gary
- University of California at Riverside, Riverside, California 92521, USA
| | - O Long
- University of California at Riverside, Riverside, California 92521, USA
| | - C Campagnari
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - M Franco Sevilla
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - T M Hong
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - D Kovalskyi
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - J D Richman
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - C A West
- University of California at Santa Barbara, Santa Barbara, California 93106, USA
| | - A M Eisner
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W S Lockman
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - W Panduro Vazquez
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - B A Schumm
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - A Seiden
- University of California at Santa Cruz, Institute for Particle Physics, Santa Cruz, California 95064, USA
| | - D S Chao
- California Institute of Technology, Pasadena, California 91125, USA
| | - C H Cheng
- California Institute of Technology, Pasadena, California 91125, USA
| | - B Echenard
- California Institute of Technology, Pasadena, California 91125, USA
| | - K T Flood
- California Institute of Technology, Pasadena, California 91125, USA
| | - D G Hitlin
- California Institute of Technology, Pasadena, California 91125, USA
| | - T S Miyashita
- California Institute of Technology, Pasadena, California 91125, USA
| | - P Ongmongkolkul
- California Institute of Technology, Pasadena, California 91125, USA
| | - F C Porter
- California Institute of Technology, Pasadena, California 91125, USA
| | - M Röhrken
- California Institute of Technology, Pasadena, California 91125, USA
| | - R Andreassen
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - Z Huard
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - B T Meadows
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | | | - M D Sokoloff
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - L Sun
- University of Cincinnati, Cincinnati, Ohio 45221, USA
| | - P C Bloom
- University of Colorado, Boulder, Colorado 80309, USA
| | - W T Ford
- University of Colorado, Boulder, Colorado 80309, USA
| | - A Gaz
- University of Colorado, Boulder, Colorado 80309, USA
| | - J G Smith
- University of Colorado, Boulder, Colorado 80309, USA
| | - S R Wagner
- University of Colorado, Boulder, Colorado 80309, USA
| | - R Ayad
- Colorado State University, Fort Collins, Colorado 80523, USA
| | - W H Toki
- Colorado State University, Fort Collins, Colorado 80523, USA
| | - B Spaan
- Technische Universität Dortmund, Fakultät Physik, D-44221 Dortmund, Germany
| | - D Bernard
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - M Verderi
- Laboratoire Leprince-Ringuet, Ecole Polytechnique, CNRS/IN2P3, F-91128 Palaiseau, France
| | - S Playfer
- University of Edinburgh, Edinburgh EH9 3JZ, United Kingdom
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - C Bozzi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - R Calabrese
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - I Garzia
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | - E Luppi
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
- Dipartimento di Fisica e Scienze della Terra, Università di Ferrara, I-44122 Ferrara, Italy
| | | | - V Santoro
- INFN Sezione di Ferrara, I-44122 Ferrara, Italy
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R de Sangro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - G Finocchiaro
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - S Martellotti
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - I M Peruzzi
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Piccolo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - M Rama
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044 Frascati, Italy
| | - R Contri
- INFN Sezione di Genova, I-16146 Genova, Italy
- Dipartimento di Fisica, Università di Genova, I-16146 Genova, Italy
| | - M Lo Vetere
- INFN Sezione di Genova, I-16146 Genova, Italy
- Dipartimento di Fisica, Università di Genova, I-16146 Genova, Italy
| | - M R Monge
- INFN Sezione di Genova, I-16146 Genova, Italy
- Dipartimento di Fisica, Università di Genova, I-16146 Genova, Italy
| | - S Passaggio
- INFN Sezione di Genova, I-16146 Genova, Italy
| | - C Patrignani
- INFN Sezione di Genova, I-16146 Genova, Italy
- Dipartimento di Fisica, Università di Genova, I-16146 Genova, Italy
| | - E Robutti
- INFN Sezione di Genova, I-16146 Genova, Italy
| | - B Bhuyan
- Indian Institute of Technology Guwahati, Guwahati, Assam 781 039, India
| | - V Prasad
- Indian Institute of Technology Guwahati, Guwahati, Assam 781 039, India
| | - A Adametz
- Universität Heidelberg, Physikalisches Institut, D-69120 Heidelberg, Germany
| | - U Uwer
- Universität Heidelberg, Physikalisches Institut, D-69120 Heidelberg, Germany
| | - H M Lacker
- Humboldt-Universität zu Berlin, Institut für Physik, D-12489 Berlin, Germany
| | - P D Dauncey
- Imperial College London, London SW7 2AZ, United Kingdom
| | - U Mallik
- University of Iowa, Iowa City, Iowa 52242, USA
| | - C Chen
- Iowa State University, Ames, Iowa 50011-3160, USA
| | - J Cochran
- Iowa State University, Ames, Iowa 50011-3160, USA
| | - S Prell
- Iowa State University, Ames, Iowa 50011-3160, USA
| | - H Ahmed
- Physics Department, Jazan University, Jazan 22822, Kingdom of Saudi Arabia
| | - A V Gritsan
- Johns Hopkins University, Baltimore, Maryland 21218, USA
| | - N Arnaud
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - M Davier
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - D Derkach
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - G Grosdidier
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - F Le Diberder
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - A M Lutz
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - B Malaescu
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - P Roudeau
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - A Stocchi
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - G Wormser
- Laboratoire de l'Accélérateur Linéaire, IN2P3/CNRS et Université Paris-Sud 11, Centre Scientifique d'Orsay, F-91898 Orsay Cedex, France
| | - D J Lange
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - D M Wright
- Lawrence Livermore National Laboratory, Livermore, California 94550, USA
| | - J P Coleman
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - J R Fry
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - E Gabathuler
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D E Hutchcroft
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - D J Payne
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - C Touramanis
- University of Liverpool, Liverpool L69 7ZE, United Kingdom
| | - A J Bevan
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - F Di Lodovico
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - R Sacco
- Queen Mary, University of London, London E1 4NS, United Kingdom
| | - G Cowan
- University of London, Royal Holloway and Bedford New College, Egham, Surrey TW20 0EX, United Kingdom
| | - J Bougher
- University of Louisville, Louisville, Kentucky 40292, USA
| | - D N Brown
- University of Louisville, Louisville, Kentucky 40292, USA
| | - C L Davis
- University of Louisville, Louisville, Kentucky 40292, USA
| | - A G Denig
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - M Fritsch
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - W Gradl
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K Griessinger
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - A Hafner
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - K R Schubert
- Johannes Gutenberg-Universität Mainz, Institut für Kernphysik, D-55099 Mainz, Germany
| | - R J Barlow
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - G D Lafferty
- University of Manchester, Manchester M13 9PL, United Kingdom
| | - R Cenci
- University of Maryland, College Park, Maryland 20742, USA
| | - B Hamilton
- University of Maryland, College Park, Maryland 20742, USA
| | - A Jawahery
- University of Maryland, College Park, Maryland 20742, USA
| | - D A Roberts
- University of Maryland, College Park, Maryland 20742, USA
| | - R Cowan
- Massachusetts Institute of Technology, Laboratory for Nuclear Science, Cambridge, Massachusetts 02139, USA
| | - G Sciolla
- Massachusetts Institute of Technology, Laboratory for Nuclear Science, Cambridge, Massachusetts 02139, USA
| | - R Cheaib
- McGill University, Montréal, Québec, Canada H3A 2T8
| | - P M Patel
- McGill University, Montréal, Québec, Canada H3A 2T8
| | | | - N Neri
- INFN Sezione di Milano, I-20133 Milano, Italy
| | - F Palombo
- INFN Sezione di Milano, I-20133 Milano, Italy
- Dipartimento di Fisica, Università di Milano, I-20133 Milano, Italy
| | - L Cremaldi
- University of Mississippi, University, Mississippi 38677, USA
| | - R Godang
- University of Mississippi, University, Mississippi 38677, USA
| | - P Sonnek
- University of Mississippi, University, Mississippi 38677, USA
| | - D J Summers
- University of Mississippi, University, Mississippi 38677, USA
| | - M Simard
- Université de Montréal, Physique des Particules, Montréal, Québec, Canada H3C 3J7
| | - P Taras
- Université de Montréal, Physique des Particules, Montréal, Québec, Canada H3C 3J7
| | - G De Nardo
- INFN Sezione di Napoli, I-80126 Napoli, Italy
- Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - G Onorato
- INFN Sezione di Napoli, I-80126 Napoli, Italy
- Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - C Sciacca
- INFN Sezione di Napoli, I-80126 Napoli, Italy
- Dipartimento di Scienze Fisiche, Università di Napoli Federico II, I-80126 Napoli, Italy
| | - M Martinelli
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, Netherlands
| | - G Raven
- NIKHEF, National Institute for Nuclear Physics and High Energy Physics, NL-1009 DB Amsterdam, Netherlands
| | - C P Jessop
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - J M LoSecco
- University of Notre Dame, Notre Dame, Indiana 46556, USA
| | - K Honscheid
- Ohio State University, Columbus, Ohio 43210, USA
| | - R Kass
- Ohio State University, Columbus, Ohio 43210, USA
| | - E Feltresi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - M Margoni
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - M Morandin
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Posocco
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - M Rotondo
- INFN Sezione di Padova, I-35131 Padova, Italy
| | - G Simi
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - F Simonetto
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - R Stroili
- INFN Sezione di Padova, I-35131 Padova, Italy
- Dipartimento di Fisica, Università di Padova, I-35131 Padova, Italy
| | - S Akar
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - E Ben-Haim
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M Bomben
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G R Bonneaud
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - H Briand
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G Calderini
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - J Chauveau
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - Ph Leruste
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - G Marchiori
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - J Ocariz
- Laboratoire de Physique Nucléaire et de Hautes Energies, IN2P3/CNRS, Université Pierre et Marie Curie-Paris6, Université Denis Diderot-Paris7, F-75252 Paris, France
| | - M Biasini
- INFN Sezione di Perugia, I-06123 Perugia, Italy
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - E Manoni
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - S Pacetti
- INFN Sezione di Perugia, I-06123 Perugia, Italy
- Dipartimento di Fisica, Università di Perugia, I-06123 Perugia, Italy
| | - A Rossi
- INFN Sezione di Perugia, I-06123 Perugia, Italy
| | - C Angelini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - G Batignani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - S Bettarini
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M Carpinelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - G Casarosa
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Cervelli
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | | | - F Forti
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - M A Giorgi
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Lusiani
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Scuola Normale Superiore di Pisa, I-56127 Pisa, Italy
| | - B Oberhof
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - E Paoloni
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - A Perez
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - G Rizzo
- INFN Sezione di Pisa, I-56127 Pisa, Italy
- Dipartimento di Fisica, Università di Pisa, I-56127 Pisa, Italy
| | - J J Walsh
- INFN Sezione di Pisa, I-56127 Pisa, Italy
| | - D Lopes Pegna
- Princeton University, Princeton, New Jersey 08544, USA
| | - J Olsen
- Princeton University, Princeton, New Jersey 08544, USA
| | - A J S Smith
- Princeton University, Princeton, New Jersey 08544, USA
| | - R Faccini
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | | | - F Ferroni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - M Gaspero
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - L Li Gioi
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - A Pilloni
- INFN Sezione di Roma, I-00185 Roma, Italy
- Dipartimento di Fisica, Università di Roma La Sapienza, I-00185 Roma, Italy
| | - G Piredda
- INFN Sezione di Roma, I-00185 Roma, Italy
| | - C Bünger
- Universität Rostock, D-18051 Rostock, Germany
| | - S Dittrich
- Universität Rostock, D-18051 Rostock, Germany
| | - O Grünberg
- Universität Rostock, D-18051 Rostock, Germany
| | - M Hess
- Universität Rostock, D-18051 Rostock, Germany
| | - T Leddig
- Universität Rostock, D-18051 Rostock, Germany
| | - C Voß
- Universität Rostock, D-18051 Rostock, Germany
| | - R Waldi
- Universität Rostock, D-18051 Rostock, Germany
| | - T Adye
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - E O Olaiya
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - F F Wilson
- Rutherford Appleton Laboratory, Chilton, Didcot, Oxon OX11 0QX, United Kingdom
| | - S Emery
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - G Vasseur
- CEA, Irfu, SPP, Centre de Saclay, F-91191 Gif-sur-Yvette, France
| | - F Anulli
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D Aston
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D J Bard
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Cartaro
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M R Convery
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Dorfan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | | | - W Dunwoodie
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M Ebert
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - R C Field
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B G Fulsom
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M T Graham
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - C Hast
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W R Innes
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - P Kim
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D W G S Leith
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - P Lewis
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D Lindemann
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - S Luitz
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - V Luth
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - H L Lynch
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D B MacFarlane
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D R Muller
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - H Neal
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M Perl
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - T Pulliam
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - B N Ratcliff
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - A Roodman
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - A A Salnikov
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - R H Schindler
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - A Snyder
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - D Su
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M K Sullivan
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - J Va'vra
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - W J Wisniewski
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - H W Wulsin
- SLAC National Accelerator Laboratory, Stanford, California 94309 USA
| | - M V Purohit
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - R M White
- University of South Carolina, Columbia, South Carolina 29208, USA
| | - J R Wilson
- University of South Carolina, Columbia, South Carolina 29208, USA
| | | | - S J Sekula
- Southern Methodist University, Dallas, Texas 75275, USA
| | - M Bellis
- Stanford University, Stanford, California 94305-4060, USA
| | - P R Burchat
- Stanford University, Stanford, California 94305-4060, USA
| | - E M T Puccio
- Stanford University, Stanford, California 94305-4060, USA
| | - M S Alam
- State University of New York, Albany, New York 12222, USA
| | - J A Ernst
- State University of New York, Albany, New York 12222, USA
| | - R Gorodeisky
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - N Guttman
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - D R Peimer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - A Soffer
- Tel Aviv University, School of Physics and Astronomy, Tel Aviv 69978, Israel
| | - S M Spanier
- University of Tennessee, Knoxville, Tennessee 37996, USA
| | - J L Ritchie
- University of Texas at Austin, Austin, Texas 78712, USA
| | - A M Ruland
- University of Texas at Austin, Austin, Texas 78712, USA
| | | | - B C Wray
- University of Texas at Austin, Austin, Texas 78712, USA
| | - J M Izen
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - X C Lou
- University of Texas at Dallas, Richardson, Texas 75083, USA
| | - F Bianchi
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - F De Mori
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - A Filippi
- INFN Sezione di Torino, I-10125 Torino, Italy
| | - D Gamba
- INFN Sezione di Torino, I-10125 Torino, Italy
- Dipartimento di Fisica, Università di Torino, I-10125 Torino, Italy
| | - L Lanceri
- INFN Sezione di Trieste, I-34127 Trieste, Italy
- Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | - L Vitale
- INFN Sezione di Trieste, I-34127 Trieste, Italy
- Dipartimento di Fisica, Università di Trieste, I-34127 Trieste, Italy
| | | | - A Oyanguren
- IFIC, Universitat de Valencia-CSIC, E-46071 Valencia, Spain
| | | | - J Albert
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - Sw Banerjee
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - A Beaulieu
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - F U Bernlochner
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - H H F Choi
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - G J King
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - R Kowalewski
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - M J Lewczuk
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - T Lueck
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - I M Nugent
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - J M Roney
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - R J Sobie
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - N Tasneem
- University of Victoria, Victoria, British Columbia, Canada V8W 3P6
| | - T J Gershon
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - P F Harrison
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - T E Latham
- Department of Physics, University of Warwick, Coventry CV4 7AL, United Kingdom
| | - H R Band
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S Dasu
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - Y Pan
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - R Prepost
- University of Wisconsin, Madison, Wisconsin 53706, USA
| | - S L Wu
- University of Wisconsin, Madison, Wisconsin 53706, USA
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Ablikim M, Achasov MN, Ai XC, Albayrak O, Albrecht M, Ambrose DJ, Amoroso A, An FF, An Q, Bai JZ, Baldini Ferroli R, Ban Y, Bennett DW, Bennett JV, Bertani M, Bettoni D, Bian JM, Bianchi F, Boger E, Bondarenko O, Boyko I, Briere RA, Cai H, Cai X, Cakir O, Calcaterra A, Cao GF, Cetin SA, Chang JF, Chelkov G, Chen G, Chen HS, Chen HY, Chen JC, Chen ML, Chen SJ, Chen X, Chen XR, Chen YB, Cheng HP, Chu XK, Chu YP, Cibinetto G, Cronin-Hennessy D, Dai HL, Dai JP, Dedovich D, Deng ZY, Denig A, Denysenko I, Destefanis M, De Mori F, Ding Y, Dong C, Dong J, Dong LY, Dong MY, Du SX, Duan PF, Fan JZ, Fang J, Fang SS, Fang X, Fang Y, Fava L, Feldbauer F, Felici G, Feng CQ, Fioravanti E, Fu CD, Gao Q, Gao Y, Garzia I, Goetzen K, Gong WX, Gradl W, Greco M, Gu MH, Gu YT, Guan YH, Guo AQ, Guo LB, Guo T, Guo Y, Guo YP, Haddadi Z, Hafner A, Han S, Han YL, Harris FA, He KL, He ZY, Held T, Heng YK, Hou ZL, Hu C, Hu HM, Hu JF, Hu T, Hu Y, Huang GM, Huang GS, Huang HP, Huang JS, Huang XT, Huang Y, Hussain T, Ji Q, Ji QP, Ji XB, Ji XL, Jiang LL, Jiang LW, Jiang XS, Jiao JB, Jiao Z, Jin DP, Jin S, Johansson T, Julin A, Kalantar-Nayestanaki N, Kang XL, Kang XS, Kavatsyuk M, Ke BC, Kliemt R, Kloss B, Kolcu OB, Kopf B, Kornicer M, Kuehn W, Kupsc A, Lai W, Lange JS, Lara M, Larin P, Leyhe M, Li C, Li DM, Li F, Li G, Li HB, Li JC, Li J, Li K, Li K, Li QJ, Li T, Li WD, Li WG, Li XL, Li XM, Li XN, Li XQ, Li ZB, Liang H, Liang YF, Liang YT, Liao GR, Lin DX, Liu BJ, Liu CL, Liu CX, Liu FH, Liu F, Liu F, Liu HB, Liu HH, Liu HH, Liu HM, Liu J, Liu JP, Liu JY, Liu K, Liu KY, Liu LD, Liu Q, Liu SB, Liu X, Liu XX, Liu YB, Liu ZA, Liu Z, Liu Z, Loehner H, Lou XC, Lu HJ, Lu JG, Lu RQ, Lu Y, Lu YP, Luo CL, Luo MX, Luo T, Luo XL, Lv M, Lyu XR, Ma FC, Ma HL, Ma QM, Ma S, Ma T, Ma XN, Ma XY, Maas FE, Maggiora M, Malik QA, Mao YJ, Mao ZP, Marcello S, Messchendorp JG, Min J, Min TJ, Mitchell RE, Mo XH, Mo YJ, Moeini H, Morales Morales C, Moriya K, Muchnoi NY, Muramatsu H, Nefedov Y, Nerling F, Nikolaev IB, Ning Z, Nisar S, Niu SL, Niu XY, Olsen SL, Ouyang Q, Pacetti S, Patteri P, Pelizaeus M, Peng HP, Peters K, Ping JL, Ping RG, Poling R, Pu YN, Qi M, Qian S, Qiao CF, Qin LQ, Qin N, Qin XS, Qin Y, Qin ZH, Qiu JF, Rashid KH, Redmer CF, Ren HL, Ripka M, Rong G, Ruan XD, Santoro V, Sarantsev A, Savrié M, Schoenning K, Schumann S, Shan W, Shao M, Shen CP, Shen PX, Shen XY, Sheng HY, Shepherd MR, Song WM, Song XY, Sosio S, Spataro S, Spruck B, Sun GX, Sun JF, Sun SS, Sun YJ, Sun YZ, Sun ZJ, Sun ZT, Tang CJ, Tang X, Tapan I, Thorndike EH, Tiemens M, Toth D, Ullrich M, Uman I, Varner GS, Wang B, Wang BL, Wang D, Wang DY, Wang K, Wang LL, Wang LS, Wang M, Wang P, Wang PL, Wang QJ, Wang SG, Wang W, Wang XF, Wang YD, Wang YF, Wang YQ, Wang Z, Wang ZG, Wang ZH, Wang ZY, Wei DH, Wei JB, Weidenkaff P, Wen SP, Wiedner U, Wolke M, Wu LH, Wu Z, Xia LG, Xia Y, Xiao D, Xiao ZJ, Xie YG, Xiu QL, Xu GF, Xu L, Xu QJ, Xu QN, Xu XP, Xue Z, Yan L, Yan WB, Yan WC, Yan YH, Yang HX, Yang L, Yang Y, Yang YX, Ye H, Ye M, Ye MH, Yin JH, Yu BX, Yu CX, Yu HW, Yu JS, Yuan CZ, Yuan WL, Yuan Y, Yuncu A, Zafar AA, Zallo A, Zeng Y, Zhang BX, Zhang BY, Zhang C, Zhang CC, Zhang DH, Zhang HH, Zhang HT, Zhang HY, Zhang JJ, Zhang JL, Zhang JQ, Zhang JW, Zhang JY, Zhang JZ, Zhang K, Zhang L, Zhang SH, Zhang XJ, Zhang XY, Zhang Y, Zhang YH, Zhang ZH, Zhang ZP, Zhang ZY, Zhao G, Zhao JW, Zhao JY, Zhao JZ, Zhao L, Zhao L, Zhao MG, Zhao Q, Zhao QW, Zhao SJ, Zhao TC, Zhao YB, Zhao ZG, Zhemchugov A, Zheng B, Zheng JP, Zheng YH, Zhong B, Zhou L, Zhou L, Zhou X, Zhou XK, Zhou XR, Zhou XY, Zhu K, Zhu KJ, Zhu S, Zhu XL, Zhu YC, Zhu YS, Zhu ZA, Zhuang J, Zou BS, Zou JH. Observation of e(+)e(-)→π(0)π(0)hc and a neutral charmoniumlike structure Zc(4020)(0). Phys Rev Lett 2014; 113:212002. [PMID: 25479489 DOI: 10.1103/physrevlett.113.212002] [Citation(s) in RCA: 10] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 09/24/2014] [Indexed: 06/04/2023]
Abstract
Using data collected with the BESIII detector operating at the Beijing Electron Positron Collider at center-of-mass energies of sqrt[s]=4.23, 4.26, and 4.36 GeV, we observe e(+)e(-)→π(0)π(0)hc for the first time. The Born cross sections are measured and found to be about half of those of e(+)e(-)→π(+)π(-)hc within less than 2σ. In the π(0)hc mass spectrum, a structure at 4.02 GeV/c(2) is found. It is most likely to be the neutral isospin partner of the Zc(4020)(±) observed in the process of e(+)e(-)→π(+)π(-)hc being found. A fit to the π(0)hc invariant mass spectrum, with the width of the Zc(4020)(0) fixed to that of its charged isospin partner and possible interferences with non-Zc(4020)(0) amplitudes neglected, gives a mass of (4023.9±2.2±3.8) MeV/c(2) for the Zc(4020)(0), where the first error is statistical and the second systematic.
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Affiliation(s)
- M Ablikim
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M N Achasov
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - X C Ai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Albayrak
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Albrecht
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - D J Ambrose
- University of Rochester, Rochester, New York 14627, USA
| | - A Amoroso
- University of Turin, I-10125, Turin, Italy and INFN, I-10125, Turin, Italy
| | - F F An
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q An
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - J Z Bai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | | | - Y Ban
- Peking University, Beijing 100871, People's Republic of China
| | - D W Bennett
- Indiana University, Bloomington, Indiana 47405, USA
| | - J V Bennett
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - M Bertani
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - D Bettoni
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - J M Bian
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - F Bianchi
- University of Turin, I-10125, Turin, Italy and INFN, I-10125, Turin, Italy
| | - E Boger
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - O Bondarenko
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - I Boyko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - R A Briere
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - H Cai
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X Cai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - O Cakir
- Ankara University, Dogol Caddesi, 06100 Tandogan, Ankara, Turkey
| | - A Calcaterra
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - G F Cao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S A Cetin
- Dogus University, 34722 Istanbul, Turkey
| | - J F Chang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Chelkov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - G Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H S Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Chen
- Beihang University, Beijing 100191, People's Republic of China
| | - J C Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M L Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Chen
- Nanjing University, Nanjing 210093, People's Republic of China
| | - X Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Chen
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - Y B Chen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H P Cheng
- Huangshan College, Huangshan 245000, People's Republic of China
| | - X K Chu
- Peking University, Beijing 100871, People's Republic of China
| | - Y P Chu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Cibinetto
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | | | - H L Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Dai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D Dedovich
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - Z Y Deng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Denig
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I Denysenko
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Destefanis
- University of Turin, I-10125, Turin, Italy and INFN, I-10125, Turin, Italy
| | - F De Mori
- University of Turin, I-10125, Turin, Italy and INFN, I-10125, Turin, Italy
| | - Y Ding
- Liaoning University, Shenyang 110036, People's Republic of China
| | - C Dong
- Nankai University, Tianjin 300071, People's Republic of China
| | - J Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Y Dong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S X Du
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - P F Duan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Fan
- Tsinghua University, Beijing 100084, People's Republic of China
| | - J Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S S Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Fang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Fang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Fava
- University of Eastern Piedmont, I-15121, Alessandria, Italy and INFN, I-10125, Turin, Italy
| | - F Feldbauer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Felici
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - C Q Feng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - E Fioravanti
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - C D Fu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q Gao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Gao
- Tsinghua University, Beijing 100084, People's Republic of China
| | - I Garzia
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - K Goetzen
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - W X Gong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W Gradl
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Greco
- University of Turin, I-10125, Turin, Italy and INFN, I-10125, Turin, Italy
| | - M H Gu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y T Gu
- GuangXi University, Nanning 530004, People's Republic of China
| | - Y H Guan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Q Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L B Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - T Guo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y Guo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Guo
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Haddadi
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - A Hafner
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S Han
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y L Han
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F A Harris
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - K L He
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Y He
- Nankai University, Tianjin 300071, People's Republic of China
| | - T Held
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Y K Heng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z L Hou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Hu
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - H M Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Hu
- University of Turin, I-10125, Turin, Italy
| | - T Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Hu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G M Huang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - G S Huang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - H P Huang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J S Huang
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - X T Huang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Huang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - T Hussain
- University of the Punjab, Lahore-54590, Pakistan
| | - Q Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q P Ji
- Nankai University, Tianjin 300071, People's Republic of China
| | - X B Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Ji
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L W Jiang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Jiang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J B Jiao
- Shandong University, Jinan 250100, People's Republic of China
| | - Z Jiao
- Huangshan College, Huangshan 245000, People's Republic of China
| | - D P Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Jin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Johansson
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - A Julin
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | | | - X L Kang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X S Kang
- Nankai University, Tianjin 300071, People's Republic of China
| | - M Kavatsyuk
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - B C Ke
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - R Kliemt
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B Kloss
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - O B Kolcu
- Dogus University, 34722 Istanbul, Turkey
| | - B Kopf
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Kornicer
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - W Kuehn
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - A Kupsc
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - W Lai
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J S Lange
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - M Lara
- Indiana University, Bloomington, Indiana 47405, USA
| | - P Larin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Leyhe
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - Cheng Li
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - D M Li
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - F Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H B Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J C Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Jin Li
- Seoul National University, Seoul, 151-747 Korea
| | - K Li
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - K Li
- Shandong University, Jinan 250100, People's Republic of China
| | - Q J Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Li
- Shandong University, Jinan 250100, People's Republic of China
| | - W D Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W G Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Li
- Shandong University, Jinan 250100, People's Republic of China
| | - X M Li
- GuangXi University, Nanning 530004, People's Republic of China
| | - X N Li
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Q Li
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z B Li
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H Liang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y F Liang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - Y T Liang
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G R Liao
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - D X Lin
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - B J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C L Liu
- Carnegie Mellon University, Pittsburgh, Pennsylvania 15213, USA
| | - C X Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F H Liu
- Shanxi University, Taiyuan 030006, People's Republic of China
| | - Fang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Feng Liu
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H B Liu
- GuangXi University, Nanning 530004, People's Republic of China
| | - H H Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Liu
- Henan University of Science and Technology, Luoyang 471003, People's Republic of China
| | - H M Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J P Liu
- Wuhan University, Wuhan 430072, People's Republic of China
| | - J Y Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Liu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - K Y Liu
- Liaoning University, Shenyang 110036, People's Republic of China
| | - L D Liu
- Peking University, Beijing 100871, People's Republic of China
| | - Q Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - S B Liu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Liu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - X X Liu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - Y B Liu
- Nankai University, Tianjin 300071, People's Republic of China
| | - Z A Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqiang Liu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Zhiqing Liu
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H Loehner
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - X C Lou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H J Lu
- Huangshan College, Huangshan 245000, People's Republic of China
| | - J G Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Q Lu
- Hunan University, Changsha 410082, People's Republic of China
| | - Y Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y P Lu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C L Luo
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - M X Luo
- Zhejiang University, Hangzhou 310027, People's Republic of China
| | - T Luo
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - X L Luo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Lv
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X R Lyu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - F C Ma
- Liaoning University, Shenyang 110036, People's Republic of China
| | - H L Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q M Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X N Ma
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Ma
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - F E Maas
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - M Maggiora
- University of Turin, I-10125, Turin, Italy and INFN, I-10125, Turin, Italy
| | - Q A Malik
- University of the Punjab, Lahore-54590, Pakistan
| | - Y J Mao
- Peking University, Beijing 100871, People's Republic of China
| | - Z P Mao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Marcello
- University of Turin, I-10125, Turin, Italy and INFN, I-10125, Turin, Italy
| | - J G Messchendorp
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - T J Min
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R E Mitchell
- Indiana University, Bloomington, Indiana 47405, USA
| | - X H Mo
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Mo
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - H Moeini
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - C Morales Morales
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - K Moriya
- Indiana University, Bloomington, Indiana 47405, USA
| | - N Yu Muchnoi
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - H Muramatsu
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - Y Nefedov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - F Nerling
- Helmholtz Institute Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - I B Nikolaev
- G.I. Budker Institute of Nuclear Physics SB RAS (BINP), Novosibirsk 630090, Russia
| | - Z Ning
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Nisar
- COMSATS Institute of Information Technology, Lahore, Defence Road, Off Raiwind Road, 54000 Lahore, Pakistan
| | - S L Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Niu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S L Olsen
- Seoul National University, Seoul, 151-747 Korea
| | - Q Ouyang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Pacetti
- INFN and University of Perugia, I-06100, Perugia, Italy
| | - P Patteri
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - M Pelizaeus
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - H P Peng
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - K Peters
- GSI Helmholtzcentre for Heavy Ion Research GmbH, D-64291 Darmstadt, Germany
| | - J L Ping
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - R G Ping
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - R Poling
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - Y N Pu
- Hunan University, Changsha 410082, People's Republic of China
| | - M Qi
- Nanjing University, Nanjing 210093, People's Republic of China
| | - S Qian
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C F Qiao
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - L Q Qin
- Shandong University, Jinan 250100, People's Republic of China
| | - N Qin
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X S Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Qin
- Peking University, Beijing 100871, People's Republic of China
| | - Z H Qin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Qiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K H Rashid
- University of the Punjab, Lahore-54590, Pakistan
| | - C F Redmer
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - H L Ren
- Hunan University, Changsha 410082, People's Republic of China
| | - M Ripka
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - G Rong
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X D Ruan
- GuangXi University, Nanning 530004, People's Republic of China
| | - V Santoro
- INFN Sezione di Ferrara, I-44122, Ferrara, Italy
| | - A Sarantsev
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - M Savrié
- University of Ferrara, I-44122, Ferrara, Italy
| | - K Schoenning
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - S Schumann
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - W Shan
- Peking University, Beijing 100871, People's Republic of China
| | - M Shao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - C P Shen
- Beihang University, Beijing 100191, People's Republic of China
| | - P X Shen
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Y Shen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Sheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M R Shepherd
- Indiana University, Bloomington, Indiana 47405, USA
| | - W M Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Song
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Sosio
- University of Turin, I-10125, Turin, Italy and INFN, I-10125, Turin, Italy
| | - S Spataro
- University of Turin, I-10125, Turin, Italy and INFN, I-10125, Turin, Italy
| | - B Spruck
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - G X Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J F Sun
- Henan Normal University, Xinxiang 453007, People's Republic of China
| | - S S Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y J Sun
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y Z Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Sun
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z T Sun
- Indiana University, Bloomington, Indiana 47405, USA
| | - C J Tang
- Sichuan University, Chengdu 610064, People's Republic of China
| | - X Tang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - I Tapan
- Uludag University, 16059 Bursa, Turkey
| | - E H Thorndike
- University of Rochester, Rochester, New York 14627, USA
| | - M Tiemens
- KVI-CART, University of Groningen, NL-9747 AA Groningen, Netherlands
| | - D Toth
- University of Minnesota, Minneapolis, Minnesota 55455, USA
| | - M Ullrich
- Justus Liebig University Giessen, II. Physikalisches Institut, Heinrich-Buff-Ring 16, D-35392 Giessen, Germany
| | - I Uman
- Dogus University, 34722 Istanbul, Turkey
| | - G S Varner
- University of Hawaii, Honolulu, Hawaii 96822, USA
| | - B Wang
- Nankai University, Tianjin 300071, People's Republic of China
| | - B L Wang
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - D Wang
- Peking University, Beijing 100871, People's Republic of China
| | - D Y Wang
- Peking University, Beijing 100871, People's Republic of China
| | - K Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L S Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Wang
- Shandong University, Jinan 250100, People's Republic of China
| | - P Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - P L Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S G Wang
- Peking University, Beijing 100871, People's Republic of China
| | - W Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X F Wang
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y D Wang
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - Y F Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y Q Wang
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - Z Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Wang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Wang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Wei
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - J B Wei
- Peking University, Beijing 100871, People's Republic of China
| | - P Weidenkaff
- Johannes Gutenberg University of Mainz, Johann-Joachim-Becher-Weg 45, D-55099 Mainz, Germany
| | - S P Wen
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - U Wiedner
- Bochum Ruhr-University, D-44780 Bochum, Germany
| | - M Wolke
- Uppsala University, Box 516, SE-75120 Uppsala, Sweden
| | - L H Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z Wu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L G Xia
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y Xia
- Hunan University, Changsha 410082, People's Republic of China
| | - D Xiao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z J Xiao
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - Y G Xie
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q L Xiu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - G F Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Xu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q J Xu
- Hangzhou Normal University, Hangzhou 310036, People's Republic of China
| | - Q N Xu
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - X P Xu
- Soochow University, Suzhou 215006, People's Republic of China
| | - Z Xue
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W B Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - W C Yan
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y H Yan
- Hunan University, Changsha 410082, People's Republic of China
| | - H X Yang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Yang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - Y Yang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Y X Yang
- Guangxi Normal University, Guilin 541004, People's Republic of China
| | - H Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M Ye
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M H Ye
- China Center of Advanced Science and Technology, Beijing 100190, People's Republic of China
| | - J H Yin
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B X Yu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C X Yu
- Nankai University, Tianjin 300071, People's Republic of China
| | - H W Yu
- Peking University, Beijing 100871, People's Republic of China
| | - J S Yu
- Lanzhou University, Lanzhou 730000, People's Republic of China
| | - C Z Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - W L Yuan
- Nanjing University, Nanjing 210093, People's Republic of China
| | - Y Yuan
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - A Yuncu
- Dogus University, 34722 Istanbul, Turkey
| | - A A Zafar
- University of the Punjab, Lahore-54590, Pakistan
| | - A Zallo
- INFN Laboratori Nazionali di Frascati, I-00044, Frascati, Italy
| | - Y Zeng
- Hunan University, Changsha 410082, People's Republic of China
| | - B X Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - C Zhang
- Nanjing University, Nanjing 210093, People's Republic of China
| | - C C Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - D H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H H Zhang
- Sun Yat-Sen University, Guangzhou 510275, People's Republic of China
| | - H T Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - H Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Q Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - L Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X J Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X Y Zhang
- Shandong University, Jinan 250100, People's Republic of China
| | - Y Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y H Zhang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z H Zhang
- Central China Normal University, Wuhan 430079, People's Republic of China
| | - Z P Zhang
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Z Y Zhang
- Wuhan University, Wuhan 430072, People's Republic of China
| | - G Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Y Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Z Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Lei Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Ling Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - M G Zhao
- Nankai University, Tianjin 300071, People's Republic of China
| | - Q Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Q W Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S J Zhao
- Zhengzhou University, Zhengzhou 450001, People's Republic of China
| | - T C Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y B Zhao
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z G Zhao
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - A Zhemchugov
- Joint Institute for Nuclear Research, 141980 Dubna, Moscow region, Russia
| | - B Zheng
- University of South China, Hengyang 421001, People's Republic of China
| | - J P Zheng
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Y H Zheng
- University of Chinese Academy of Sciences, Beijing 100049, People's Republic of China
| | - B Zhong
- Nanjing Normal University, Nanjing 210023, People's Republic of China
| | - L Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Li Zhou
- Nankai University, Tianjin 300071, People's Republic of China
| | - X Zhou
- Wuhan University, Wuhan 430072, People's Republic of China
| | - X K Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X R Zhou
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - X Y Zhou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - K J Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - X L Zhu
- Tsinghua University, Beijing 100084, People's Republic of China
| | - Y C Zhu
- University of Science and Technology of China, Hefei 230026, People's Republic of China
| | - Y S Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - Z A Zhu
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J Zhuang
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - B S Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
| | - J H Zou
- Institute of High Energy Physics, Beijing 100049, People's Republic of China
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