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Rahman A, Uddin MJ, Hussain KS, Dutta B, Rahaman MA, Ahmed S, Huda SN, Mondal B, Chowdhury MF, Jahan F. Effect of Duration of Hemostatic Compression on Radial Artery Occlusion after Transradial Percutaneous Coronary Intervention. Mymensingh Med J 2023; 32:386-392. [PMID: 37002749] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [MESH Headings] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/19/2023]
Abstract
Radial artery occlusion (RAO) is now a major concern in transradial approach (TRA). RAO limits future radial artery use for further TRA, for as a conduit during CABG, for invasive hemodynamic monitoring and for creation of arteriovenous fistula for hemodialysis in Chronic Kidney Disease (CKD) patients through same vascular approach. The effect of duration of hemostatic compression of RAO is unknown in Bangladesh. This prospective observational study was conducted in the department of Cardiology, National Institute of Cardiovascular Diseases, Dhaka, Bangladesh (NICVD) from September 2018 to August 2019, to evaluate the effect of duration of hemostatic compression on the incidence of radial artery occlusion (RAO) after transradial percutaneous coronary intervention. A total of 140 patients underwent percutaneous coronary intervention (PCI) through TRA. RAO was defined as an absence of antegrade flow or monophasic flow or invert flow on Duplex study. In this study 70 patients (Group I) received 2 hours hemostatic compression after transradial PCI. Another 70 patients (Group II) received 6 hours hemostatic compression after transradial PCI. Radial arterial blood flow assessed at early (24 hours) and late (30 days) by color duplex study after the procedure in both groups. Early radial artery occlusion occurred in 4.3% of patients in Group I and 12.8% of patients in Group II, (p=0.04). Late radial artery occlusion occurred in 2.8% of patients in Group I and 11.4% of patients in Group II, the difference was statistically significant (p=0.04). From multivariate logistic regression analysis duration of hemostatic compression time 6 hours (p=0.01), post-procedural nitroglycerine use (p=0.03) and procedure time (p=0.03) were predictors of RAO. Shorter duration of hemostatic compression is associated with a lower incidence of early and late radial artery occlusion after transradial intervention.
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Affiliation(s)
- A Rahman
- Dr Atikur Rahman, Assistant Registrar, Department of Cardiology, National Institute of Cardiovascular Diseases (NICVD), Dhaka, Bangladesh; E-mail:
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Hasan MK, Rashid MM, Hussain KS, Rahman MM, Rahaman MA, Alam I, Farjana J, Mamun A, Mahmud J, Majumder AR. Association of Aortic Valve Sclerosis with Angiographic Severity of Coronary Artery Disease in Patients with Acute Coronary Syndrome, Aged ≤65 Years. Mymensingh Med J 2022; 31:767-772. [PMID: 35780362] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [MESH Headings] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/15/2023]
Abstract
Aortic valve sclerosis (AVS) represents a degenerative process that progresses with advancing age. The study was intended to find out the association between aortic valve sclerosis and the severity of CAD in patient's age ≤65 years with acute coronary syndrome. This cross-sectional analytical study was carried out in the department of cardiology, National Institute of Cardiovascular Diseases (NICVD), Dhaka, Bangladesh during a period of October 2017 to September 2018. A total of 140 Acute coronary syndrome (ACS) patients undergoing coronary angiogram during index hospitalization were included in the study. Study patients were divided into two groups on the basis of echocardiographic presence or absence of Aortic valve sclerosis (AVS), with 70 patients in each group. Group I was patients with aortic valve sclerosis and Group II was patients without aortic valve sclerosis. All patients underwent transthoracic echocardiography before they underwent coronary angiography on different days. Severity of CAD was determined by Gensini score and Vessel score. Association of traditional risk factors (smoking habit, hypertension, diabetes mellitus, dyslipidaemia and family history of CAD) with severity of CAD was investigated. Coronary angiography showed that AVS group had a higher positive rate of CAD (82.9% vs. 54.3%, p<0.001) and incidence rate of triple vessel CAD (40% vs. 14.3%, p<0.001) than non-AVS group. Gensini score had higher in AVS group than non AVS group (37.9±27.8 vs. 12.5±14.2; p<0.001). Multivariate analysis showed that AVS (p=0.01) and age (p=0.04) were independent predictors of the presence of significant coronary artery disease. The study concluded that echocardiographically detected AVS is an independent predictor of coronary artery disease severity. There is positive correlation between severity of AVS and severity of CAD in patient's age ≤65 years with ACS.
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Affiliation(s)
- M K Hasan
- Dr Md Kamrul Hasan, Assistant Registrar, Department of Cardiology, National Institute of Cardiovascular Diseases (NICVD), Dhaka, Bangladesh; E-mail:
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Farjana J, Rahman MA, Rahman MM, Khalequzzaman M, Hussain KS, Firoz MU, Rahaman MA, Zaman S, Mamun A, Hasan MK, Rahman MA, Ali M. Association of Diastolic Dysfunction with Angiographic Severity of Coronary Artery Disease in patients with Non-ST Elevation Myocardial Infarction. Mymensingh Med J 2022; 31:773-778. [PMID: 35780363] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [MESH Headings] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/15/2023]
Abstract
In recent years, diastolic dysfunction is an evolving context. Presence of left ventricular diastolic dysfunction (LVDD) indicates a poor prognosis in patients with an ACS and chronic coronary artery diseases. This study evaluated the association of LVDD and angiographic severity of CAD in patients with non-ST elevation myocardial infarction (NSTEMI). This cross-sectional analytical study was carried out in National Institute of Cardiovascular Diseases, Dhaka, Bangladesh, during the period of April 2017 to March 2018. A total of 120 NSTEMI patients undergoing coronary angiogram (CAG) during index hospitalization were included in the study. All patients underwent transthoracic echocardiography before they underwent CAG on different days. Presence (Group I, n=65) and absence of LVDD (Group II, n=55) was established by echocardiography. Severity of CAD was assessed by Vessel score and Leaman score. Association of traditional risk factors (smoking habit, hypertension, diabetes mellitus, dyslipidemia and family history of CAD) with severity of CAD was investigated. Vessel score showed coronary artery obstruction (CAO) was present in 62(95.4%) patients in Group I and 35(63.6%) patients in Group II, single vessel was involved in 17(27.4%) patients while multi vessel in 45(72.6%) patients was found in Group I. On the contrary 27(77.1%) single vessel patients and 8(22.9%) multi vessel patients were found in Group II. Positive Leaman score was significantly higher in Group I, 62(95.4%) than that of Group II, 35(63.6%) which is statistically significant (p<0.001). This study showed a positive correlation between LVDD and CAD severity in terms of vessel score and Leamanscore. This study also demonstrates that the severity of vessel score and Leaman score was higher in the higher grade of diastolic dysfunction. The present study concludes that LVDD is associated with angiographically severe CAD in patients with NSTEMI.
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Affiliation(s)
- J Farjana
- Dr Jinat Farjana, MD, Department of Cardiology, National Institute of Cardiovascular Diseases (NICVD), Dhaka, Bangladesh; E-mail:
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Majumder AR, Rahman MA, Momen A, Chowdhury TA, Rahaman MA, Mamun A, Rahim MA, Hasan MK, Paul GK. Association of Echocardiographic Epicardial Fat Thickness with the Angiographic Severity of Coronary Artery Disease in Patients with Acute Coronary Syndrome. Mymensingh Med J 2022; 31:142-148. [PMID: 34999694] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [MESH Headings] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 06/14/2023]
Abstract
Estimation of visceral adipose tissue is important as it carries high cardiometabolic risk and several methods are available as its surrogate. Epicardial fat thickness (EFT) is a direct measure of visceral fat rather than anthropometric measurements. EFT can be accurately measured by two-dimensional (2D) echocardiography. It tends to be higher in patients with Acute Coronary Syndrome (ACS). The present study was intended to find out the association between echocardiographic EFT and severity of Coronary Artery Disease (CAD) in patients with ACS. This cross-sectional observational study was carried out in the department of cardiology, National Institute of Cardiovascular Diseases, Dhaka, Bangladesh from October 2017 to September 2018. Sampling technique was purposive sampling. Comparison between groups was done by unpaired-t test & dichotomous variables were compared by chi-square test. A total of 164 patients was enrolled in the study, prospectively examined EFT on echocardiography and patients were divided into 2 groups, Group I patients with EFT >4.65mm and Group II patients with EFT ≤4.65mm. Coronary angiograms were analyzed for the extent and severity of CAD using Gensini score. The mean EFT (mm) was found 6.1±1.0 in Group I and 3.5±0.7 in Group II (p<0.001). Patients with a higher EFT were associated with a high Gensini score (Group I vs. Group II, 50.3±24.1 vs. 21.9±20.0; p<0.001). Multivariate analysis showed that EFT (OR 6.07, p<0.001) and smoking (OR 2.66, p=0.03) were independent factors affecting significant coronary artery stenosis. By ROC curve analysis, EFT >4.65mm predicated the presence of significant coronary stenosis by 76.1% sensitivity and 69.9% specificity. EFT measured using Transthoracic echocardiography (TTE) significantly correlates with the severity of CAD. It is sensitive, easily available, and cost-effective and assists in the risk stratification and may be an additional marker on classical risk factors for CAD.
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Affiliation(s)
- A R Majumder
- Dr Md Azizur Rahaman Majumder, Department of Cardiology, National Institute of Cardiovascular Diseases (NICVD), Dhaka, Bangladesh; E-mail:
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Acosta D, Adelman J, Affolder T, Akimoto T, Albrow MG, Ambrose D, Amerio S, Amidei D, Anastassov A, Anikeev K, Annovi A, Antos J, Aoki M, Apollinari G, Arisawa T, Arguin JF, Artikov A, Ashmanskas W, Attal A, Azfar F, Azzi-Bacchetta P, Bacchetta N, Bachocou H, Badgett W, Barbaro-Galtieri A, Barker GJ, Barnes VE, Barnett BA, Baroiant S, Bauer G, Bedeschi F, Behari S, Belforte S, Bellettini G, Bellinger J, Belloni A, Ben-Haim E, Benjamin D, Beretvas A, Berry T, Bhatti A, Binkley M, Bisello D, Bishai M, Blair RE, Blocker C, Bloom K, Blumenfeld B, Bocci A, Bodek A, Bolla G, Bolshov A, Bortoletto D, Boudreau J, Bourov S, Brau B, Bromberg C, Brubaker E, Budagov J, Budd HS, Burkett K, Busetto G, Bussey P, Byrum KL, Cabrera S, Campanelli M, Campbell M, Canelli F, Canepa A, Casarsa M, Carlsmith D, Carosi R, Carron S, Cavalli-Sforza M, Castro A, Catastini P, Cauz D, Cerri A, Cerrito L, Chapman J, Chen YC, Chertok M, Chiarelli G, Chlachidze G, Chlebana F, Cho I, Cho K, Chokheli D, Chou JP, Chuang S, Chung K, Chung WH, Chung YS, Cijliak M, Ciobanu CI, Ciocci MA, Clark AG, Clark D, Coca M, Connolly A, Convery M, Conway J, Cooper B, Copic K, Cordelli M, Cortiana G, Cranshaw J, Cuevas J, Cruz A, Culbertson R, Currat C, Cyr D, Dagenhart D, Da Ronco S, D'Auria S, de Barbaro P, De Cecco S, Deisher A, De Lentdecker G, Dell'Orso M, Demers S, Demortier L, Deninno M, Depedis D, Derwent PF, Dionisi C, Dittmann JR, DiTuro P, Dörr C, Dominguez A, Donati S, Donega M, Donini J, D'Onofrio M, Dorigo T, Ebina K, Efron J, Ehlers J, Erbacher R, Erdmann M, Errede D, Errede S, Eusebi R, Fang HC, Farrington S, Fedorko I, Fedorko WT, Feild RG, Feindt M, Fernandez JP, Field RD, Flanagan G, Flores-Castillo LR, Foland A, Forrester S, Foster GW, Franklin M, Freeman JC, Fujii Y, Furic I, Gajjar A, Gallinaro M, Galyardt J, Garcia-Sciveres M, Garfinkel AF, Gay C, Gerberich H, Gerdes DW, Gerchtein E, Giagu S, Giannetti P, Gibson A, Gibson K, Ginsburg C, Giolo K, Giordani M, Giunta M, Giurgiu G, Glagolev V, Glenzinski D, Gold M, Goldschmidt N, Goldstein D, Goldstein J, Gomez G, Gomez-Ceballos G, Goncharov M, González O, Gorelov I, Goshaw AT, Gotra Y, Goulianos K, Gresele A, Griffiths M, Grosso-Pilcher C, Grundler U, da Costa JG, Haber C, Hahn K, Hahn SR, Halkiadakis E, Hamilton A, Han BY, Handler R, Happacher F, Hara K, Hare M, Harr RF, Harris RM, Hartmann F, Hatakeyama K, Hauser J, Hays C, Hayward H, Heinemann B, Heinrich J, Hennecke M, Herndon M, Hill C, Hirschbuehl D, Hocker A, Hoffman KD, Holloway A, Hou S, Houlden MA, Huffman BT, Huang Y, Hughes RE, Huston J, Ikado K, Incandela J, Introzzi G, Iori M, Ishizawa Y, Issever C, Ivanov A, Iwata Y, Iyutin B, James E, Jang D, Jayatilaka B, Jeans D, Jensen H, Jeon EJ, Jones M, Joo KK, Jun SY, Junk T, Kamon T, Kang J, Karagoz Unel M, Karchin PE, Kato Y, Kemp Y, Kephart R, Kerzel U, Khotilovich V, Kilminster B, Kim DH, Kim HS, Kim JE, Kim MJ, Kim MS, Kim SB, Kim SH, Kim YK, Kirby M, Kirsch L, Klimenko S, Klute M, Knuteson B, Ko BR, Kobayashi H, Kong DJ, Kondo K, Konigsberg J, Kordas K, Korn A, Korytov A, Kotwal AV, Kovalev A, Kraus J, Kravchenko I, Kreymer A, Kroll J, Kruse M, Krutelyov V, Kuhlmann SE, Kwang S, Laasanen AT, Lai S, Lami S, Lammel S, Lancaster M, Lander R, Lannon K, Lath A, Latino G, Lazzizzera I, Lecci C, LeCompte T, Lee J, Lee J, Lee SW, Lefèvre R, Leonardo N, Leone S, Levy S, Lewis JD, Li K, Lin C, Lin CS, Lindgren M, Lipeles E, Liss TM, Lister A, Litvintsev DO, Liu T, Liu Y, Lockyer NS, Loginov A, Loreti M, Loverre P, Lu RS, Lucchesi D, Lujan P, Lukens P, Lungu G, Lyons L, Lys J, Lysak R, Lytken E, MacQueen D, Madrak R, Maeshima K, Maksimovic P, Manca G, Margaroli F, Marginean R, Marino C, Martin A, Martin M, Martin V, Martínez M, Maruyama T, Matsunaga H, Mattson M, Mazzanti P, McFarland KS, McGivern D, McIntyre PM, McNamara P, McNulty R, Mehta A, Menzemer S, Menzione A, Merkel P, Mesropian C, Messina A, Miao T, Miladinovic N, Miles J, Miller L, Miller R, Miller JS, Mills C, Miquel R, Miscetti S, Mitselmakher G, Miyamoto A, Moggi N, Mohr B, Moore R, Morello M, Fernandez PAM, Muelmenstaedt J, Mukherjee A, Mulhearn M, Muller T, Mumford R, Munar A, Murat P, Nachtman J, Nahn S, Nakano I, Napier A, Napora R, Naumov D, Necula V, Nielsen J, Nelson T, Neu C, Neubauer MS, Nigmanov T, Nodulman L, Norniella O, Ogawa T, Oh SH, Oh YD, Ohsugi T, Okusawa T, Oldeman R, Orava R, Orejudos W, Osterberg K, Pagliarone C, Palencia E, Paoletti R, Papadimitriou V, Paramonov AA, Pashapour S, Patrick J, Pauletta G, Paulini M, Paus C, Pellett D, Penzo A, Phillips TJ, Piacentino G, Piedra J, Pitts KT, Plager C, Pondrom L, Pope G, Portell X, Poukhov O, Pounder N, Prakoshyn F, Pronko A, Proudfoot J, Ptohos F, Punzi G, Rademacker J, Rahaman MA, Rakitine A, Rappoccio S, Ratnikov F, Ray H, Reisert B, Rekovic V, Renton P, Rescigno M, Rimondi F, Rinnert K, Ristori L, Robertson WJ, Robson A, Rodrigo T, Rolli S, Roser R, Rossin R, Rott C, Russ J, Rusu V, Ruiz A, Ryan D, Saarikko H, Sabik S, Safonov A, St Denis R, Sakumoto WK, Salamanna G, Saltzberg D, Sanchez C, Santi L, Sarkar S, Sato K, Savard P, Savoy-Navarro A, Schlabach P, Schmidt EE, Schmidt MP, Schmitt M, Schwarz T, Scodellaro L, Scott AL, Scribano A, Scuri F, Sedov A, Seidel S, Seiya Y, Semenov A, Semeria F, Sexton-Kennedy L, Sfiligoi I, Shapiro MD, Shears T, Shepard PF, Sherman D, Shimojima M, Shochet M, Shon Y, Shreyber I, Sidoti A, Sill A, Sinervo P, Sisakyan A, Sjolin J, Skiba A, Slaughter AJ, Sliwa K, Smirnov D, Smith JR, Snider FD, Snihur R, Soderberg M, Soha A, Somalwar SV, Spalding J, Spezziga M, Spinella F, Squillacioti P, Stadie H, Stanitzki M, Stelzer B, Stelzer-Chilton O, Stentz D, Strologas J, Stuart D, Suh JS, Sukhanov A, Sumorok K, Sun H, Suzuki T, Taffard A, Tafirout R, Takano H, Takashima R, Takeuchi Y, Takikawa K, Tanaka M, Tanaka R, Tanimoto N, Tecchio M, Teng PK, Terashi K, Tesarek RJ, Tether S, Thom J, Thompson AS, Thomson E, Tipton P, Tiwari V, Tkaczyk S, Toback D, Tollefson K, Tomura T, Tonelli D, Tönnesmann M, Torre S, Torretta D, Trischuk W, Tsuchiya R, Tsuno S, Tsybychev D, Turini N, Ukegawa F, Unverhau T, Uozumi S, Usynin D, Vacavant L, Vaiciulis A, Varganov A, Vejcik S, Velev G, Veszpremi V, Veramendi G, Vickey T, Vidal R, Vila I, Vilar R, Vollrath I, Volobouev I, von der Mey M, Wagner P, Wagner RG, Wagner RL, Wagner W, Wallny R, Walter T, Wan Z, Wang MJ, Wang SM, Warburton A, Ward B, Waschke S, Waters D, Watts T, Weber M, Wester WC, Whitehouse B, Whiteson D, Wicklund AB, Wicklund E, Williams HH, Wilson P, Winer BL, Wittich P, Wolbers S, Wolfe C, Wolter M, Worcester M, Worm S, Wright T, Wu X, Würthwein F, Wyatt A, Yagil A, Yamashita T, Yamamoto K, Yamaoka J, Yang C, Yang UK, Yao W, Yeh GP, Yoh J, Yorita K, Yoshida T, Yu I, Yu S, Yun JC, Zanello L, Zanetti A, Zaw I, Zetti F, Zhou J, Zucchelli S. Measurement of bottom-quark hadron masses in exclusive J/psi decays with the CDF detector. Phys Rev Lett 2006; 96:202001. [PMID: 16803166 DOI: 10.1103/physrevlett.96.202001] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 07/14/2005] [Indexed: 05/10/2023]
Abstract
We measure the masses of b hadrons in exclusively reconstructed final states containing a J/psi --> mu-mu+ decay using 220 pb(-1) of data collected by the CDF II experiment. We find: m(B+) = 5279.10 +/- 0.41(stat.) +/- 0.36(sys.) MeV/c2, m(B0) = 5279.63 +/- 0.53(stat.) +/- 0.33(sys.) MeV/c2, m(B(s)0) = 5366.01 +/- 0.73(stat.) +/- 0.33(sys.) MeV/c2, m(lambda(b)0) = 5619.7 +/- 1.2(stat.) +/- 1.2(sys.) MeV/c2. m(B+) - m(B0) = -0.53 +/- 0.67(stat.) +/- 0.14(sys.) MeV/c2, m(B(s)0) - m(B0) = 86.38 +/- 0.90(stat.) +/- 0.06(sys.) MeV/c2, m(lambda(b)0) - m(B0) = 339.2 +/- 1.4(stat.) +/- 0.1(sys.) MeV/c2. The measurements of the B(s)0, lambda(b)0 mass, m(B(s)0) - m(B0) and m(lambda(b)0) - m(B0) mass difference are of better precision than the current world averages.
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Affiliation(s)
- D Acosta
- University of Florida, Gainesville, Florida 32611, USA
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Acosta D, Adelman J, Affolder T, Akimoto T, Albrow MG, Ambrose D, Amerio S, Amidei D, Anastassov A, Anikeev K, Annovi A, Antos J, Aoki M, Apollinari G, Arisawa T, Arguin JF, Artikov A, Ashmanskas W, Attal A, Azfar F, Azzi-Bacchetta P, Bacchetta N, Bachacou H, Badgett W, Barbaro-Galtieri A, Barker GJ, Barnes VE, Barnett BA, Baroiant S, Bauer G, Bedeschi F, Behari S, Belforte S, Bellettini G, Bellinger J, Belloni A, Ben-Haim E, Benjamin D, Beretvas A, Berry T, Bhatti A, Binkley M, Bisello D, Bishai M, Blair RE, Blocker C, Bloom K, Blumenfeld B, Bocci A, Bodek A, Bolla G, Bolshov A, Bortoletto D, Boudreau J, Bourov S, Brau B, Bromberg C, Brubaker E, Budagov J, Budd HS, Burkett K, Busetto G, Bussey P, Byrum KL, Cabrera S, Campanelli M, Campbell M, Canelli F, Canepa A, Casarsa M, Carlsmith D, Carosi R, Carron S, Cavalli-Sforza M, Castro A, Catastini P, Cauz D, Cerri A, Cerrito L, Chapman J, Chen YC, Chertok M, Chiarelli G, Chlachidze G, Chlebana F, Cho I, Cho K, Chokheli D, Chou JP, Chuang S, Chung K, Chung WH, Chung YS, Cijliak M, Ciobanu CI, Ciocci MA, Clark AG, Clark D, Coca M, Connolly A, Convery M, Conway J, Cooper B, Copic K, Cordelli M, Cortiana G, Cranshaw J, Cuevas J, Cruz A, Culbertson R, Currat C, Cyr D, Dagenhart D, Da Ronco S, D'Auria S, de Barbaro P, De Cecco S, Deisher A, De Lentdecker G, Dell'orso M, Demers S, Demortier L, Deninno M, De Pedis D, Derwent PF, Devlin T, Dionisi C, Dittmann JR, Dituro P, Dörr C, Dominguez A, Donati S, Donega M, Donini J, D'Onofrio M, Dorigo T, Ebina K, Efron J, Ehlers J, Erbacher R, Erdmann M, Errede D, Errede S, Eusebi R, Fang HC, Farrington S, Fedorko I, Fedorko WT, Feild RG, Feindt M, Fernandez JP, Field RD, Flanagan G, Flores-Castillo LR, Foland A, Forrester S, Foster GW, Franklin M, Freeman JC, Fujii Y, Furic I, Gajjar A, Gallinaro M, Galyardt J, Garcia-Sciveres M, Garfinkel AF, Gay C, Gerberich H, Gerdes DW, Gerchtein E, Giagu S, Giannetti P, Gibson A, Gibson K, Ginsburg C, Giolo K, Giordani M, Giunta M, Giurgiu G, Glagolev V, Glenzinski D, Gold M, Goldschmidt N, Goldstein D, Goldstein J, Gomez G, Gomez-Ceballos G, Goncharov M, González O, Gorelov I, Goshaw AT, Gotra Y, Goulianos K, Gresele A, Griffiths M, Grosso-Pilcher C, Grundler U, Guimaraes da Costa J, Haber C, Hahn K, Hahn SR, Halkiadakis E, Hamilton A, Han BY, Handler R, Happacher F, Hara K, Hare M, Harr RF, Harris RM, Hartmann F, Hatakeyama K, Hauser J, Hays C, Hayward H, Heinemann B, Heinrich J, Hennecke M, Herndon M, Hill C, Hirschbuehl D, Hocker A, Hoffman KD, Holloway A, Hou S, Houlden MA, Huffman BT, Huang Y, Hughes RE, Huston J, Ikado K, Incandela J, Introzzi G, Iori M, Ishizawa Y, Issever C, Ivanov A, Iwata Y, Iyutin B, James E, Jang D, Jayatilaka B, Jeans D, Jensen H, Jeon EJ, Jones M, Joo KK, Jun SY, Junk T, Kamon T, Kang J, Unel MK, Karchin PE, Kato Y, Kemp Y, Kephart R, Kerzel U, Khotilovich V, Kilminster B, Kim DH, Kim HS, Kim JE, Kim MJ, Kim MS, Kim SB, Kim SH, Kim YK, Kirby M, Kirsch L, Klimenko S, Klute M, Knuteson B, Ko BR, Kobayashi H, Kong DJ, Kondo K, Konigsberg J, Kordas K, Korn A, Korytov A, Kotwal AV, Kovalev A, Kraus J, Kravchenko I, Kreymer A, Kroll J, Kruse M, Krutelyov V, Kuhlmann SE, Kwang S, Laasanen AT, Lai S, Lami S, Lammel S, Lancaster M, Lander R, Lannon K, Lath A, Latino G, Lazzizzera I, Lecci C, Lecompte T, Lee J, Lee J, Lee SW, Lefèvre R, Leonardo N, Leone S, Levy S, Lewis JD, Li K, Lin C, Lin CS, Lindgren M, Lipeles E, Liss TM, Lister A, Litvintsev DO, Liu T, Liu Y, Lockyer NS, Loginov A, Loreti M, Loverre P, Lu RS, Lucchesi D, Lujan P, Lukens P, Lungu G, Lyons L, Lys J, Lysak R, Lytken E, Macqueen D, Madrak R, Maeshima K, Maksimovic P, Manca G, Margaroli F, Marginean R, Marino C, Martin A, Martin M, Martin V, Martínez M, Maruyama T, Matsunaga H, Mattson M, Mazzanti P, McFarland KS, McGivern D, McIntyre PM, McNamara P, McNulty R, Mehta A, Menzemer S, Menzione A, Merkel P, Mesropian C, Messina A, Miao T, Miladinovic N, Miles J, Miller L, Miller R, Miller JS, Mills C, Miquel R, Miscetti S, Mitselmakher G, Miyamoto A, Moggi N, Mohr B, Moore R, Morello M, Fernandez PAM, Muelmenstaedt J, Mukherjee A, Mulhearn M, Muller T, Mumford R, Munar A, Murat P, Nachtman J, Nahn S, Nakano I, Napier A, Napora R, Naumov D, Necula V, Nielsen J, Nelson T, Neu C, Neubauer MS, Nigmanov T, Nodulman L, Norniella O, Ogawa T, Oh SH, Oh YD, Ohsugi T, Okusawa T, Oldeman R, Orava R, Orejudos W, Osterberg K, Pagliarone C, Palencia E, Paoletti R, Papadimitriou V, Paramonov AA, Pashapour S, Patrick J, Pauletta G, Paulini M, Paus C, Pellett D, Penzo A, Phillips TJ, Piacentino G, Piedra J, Pitts KT, Plager C, Pondrom L, Pope G, Portell X, Poukhov O, Pounder N, Prakoshyn F, Pronko A, Proudfoot J, Ptohos F, Punzi G, Rademacker J, Rahaman MA, Rakitine A, Rappoccio S, Ratnikov F, Ray H, Reisert B, Rekovic V, Renton P, Rescigno M, Rimondi F, Rinnert K, Ristori L, Robertson WJ, Robson A, Rodrigo T, Rolli S, Roser R, Rossin R, Rott C, Russ J, Rusu V, Ruiz A, Ryan D, Saarikko H, Sabik S, Safonov A, St Denis R, Sakumoto WK, Salamanna G, Saltzberg D, Sanchez C, Santi L, Sarkar S, Sato K, Savard P, Savoy-Navarro A, Schlabach P, Schmidt EE, Schmidt MP, Schmitt M, Schwarz T, Scodellaro L, Scott AL, Scribano A, Scuri F, Sedov A, Seidel S, Seiya Y, Semenov A, Semeria F, Sexton-Kennedy L, Sfiligoi I, Shapiro MD, Shears T, Shepard PF, Sherman D, Shimojima M, Shochet M, Shon Y, Shreyber I, Sidoti A, Sill A, Sinervo P, Sisakyan A, Sjolin J, Skiba A, Slaughter AJ, Sliwa K, Smirnov D, Smith JR, Snider FD, Snihur R, Soderberg M, Soha A, Somalwar SV, Spalding J, Spezziga M, Spinella F, Squillacioti P, Stadie H, Stanitzki M, Stelzer B, Stelzer-Chilton O, Stentz D, Strologas J, Stuart D, Suh JS, Sukhanov A, Sumorok K, Sun H, Suzuki T, Taffard A, Tafirout R, Takano H, Takashima R, Takeuchi Y, Takikawa K, Tanaka M, Tanaka R, Tanimoto N, Tecchio M, Teng PK, Terashi K, Tesarek RJ, Tether S, Thom J, Thompson AS, Thomson E, Tipton P, Tiwari V, Tkaczyk S, Toback D, Tollefson K, Tomura T, Tonelli D, Tönnesmann M, Torre S, Torretta D, Tourneur S, Trischuk W, Tsuchiya R, Tsuno S, Tsybychev D, Turini N, Ukegawa F, Unverhau T, Uozumi S, Usynin D, Vacavant L, Vaiciulis A, Varganov A, Vejcik S, Velev G, Veszpremi V, Veramendi G, Vickey T, Vidal R, Vila I, Vilar R, Vollrath I, Volobouev I, von der Mey M, Wagner P, Wagner RG, Wagner RL, Wagner W, Wallny R, Walter T, Wan Z, Wang MJ, Wang SM, Warburton A, Ward B, Waschke S, Waters D, Watts T, Weber M, Wester WC, Whitehouse B, Whiteson D, Wicklund AB, Wicklund E, Williams HH, Wilson P, Winer BL, Wittich P, Wolbers S, Wolfe C, Wolter M, Worcester M, Worm S, Wright T, Wu X, Würthwein F, Wyatt A, Yagil A, Yamashita T, Yamamoto K, Yamaoka J, Yang C, Yang UK, Yao W, Yeh GP, Yoh J, Yorita K, Yoshida T, Yu I, Yu S, Yun JC, Zanello L, Zanetti A, Zaw I, Zetti F, Zhou J, Zucchelli S. Search for new physics using high-mass tau pairs from 1.96 TeV pp collisions. Phys Rev Lett 2005; 95:131801. [PMID: 16197130 DOI: 10.1103/physrevlett.95.131801] [Citation(s) in RCA: 5] [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: 06/17/2005] [Indexed: 05/04/2023]
Abstract
We present the results of a search for anomalous resonant production of tau lepton pairs with large invariant mass, the first such search using the CDF II Detector in Run II of the Tevatron pp collider. Such anomalous production could arise from various new physics processes. In a data sample corresponding to 195 pb(-1) of integrated luminosity we predict 2.8+/-0.5 events from standard model background processes and observe 4. We use this result to set limits on the production of heavy scalar and vector particles decaying to tau lepton pairs.
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Affiliation(s)
- D Acosta
- University of Florida, Gainesville, Florida 32611, USA
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Acosta D, Adelman J, Affolder T, Akimoto T, Albrow MG, Ambrose D, Amerio S, Amidei D, Anastassov A, Anikeev K, Annovi A, Antos J, Aoki M, Apollinari G, Arisawa T, Arguin JF, Artikov A, Ashmanskas W, Attal A, Azfar F, Azzi-Bacchetta P, Bacchetta N, Bachacou H, Badgett W, Barbaro-Galtieri A, Barker GJ, Barnes VE, Barnett BA, Baroiant S, Bauer G, Bedeschi F, Behari S, Belforte S, Bellettini G, Bellinger J, Belloni A, Ben-Haim E, Benjamin D, Beretvas A, Berry T, Bhatti A, Binkley M, Bisello D, Bishai M, Blair RE, Blocker C, Bloom K, Blumenfeld B, Bocci A, Bodek A, Bolla G, Bolshov A, Bortoletto D, Boudreau J, Bourov S, Brau B, Bromberg C, Brubaker E, Budagov J, Budd HS, Burkett K, Busetto G, Bussey P, Byrum KL, Cabrera S, Campanelli M, Campbell M, Canelli F, Canepa A, Casarsa M, Carlsmith D, Carosi R, Carron S, Cavalli-Sforza M, Castro A, Catastini P, Cauz D, Cerri A, Cerrito L, Chapman J, Chen YC, Chertok M, Chiarelli G, Chlachidze G, Chlebana F, Cho I, Cho K, Chokheli D, Chou JP, Chuang S, Chung K, Chung WH, Chung YS, Cijliak M, Ciobanu CI, Ciocci MA, Clark AG, Clark D, Coca M, Connolly A, Convery M, Conway J, Cooper B, Copic K, Cordelli M, Cortiana G, Cranshaw J, Cuevas J, Cruz A, Culbertson R, Currat C, Cyr D, Dagenhart D, Da Ronco S, D'Auria S, de Barbaro P, De Cecco S, Deisher A, De Lentdecker G, Dell'Orso M, Demers S, Demortier L, Deninno M, de Pedis D, Derwent PF, Dionisi C, Dittmann JR, DiTuro P, Dörr C, Dominguez A, Donati S, Donega M, Donini J, D'Onofrio M, Dorigo T, Ebina K, Efron J, Ehlers J, Erbacher R, Erdmann M, Errede D, Errede S, Eusebi R, Fang HC, Farrington S, Fedorko I, Fedorko WT, Feild RG, Feindt M, Fernandez JP, Field RD, Flanagan G, Flores-Castillo LR, Foland A, Forrester S, Foster GW, Franklin M, Freeman JC, Fujii Y, Furic I, Gajjar A, Gallinaro M, Galyardt J, Garcia-Sciveres M, Garfinkel AF, Gay C, Gerberich H, Gerdes DW, Gerchtein E, Giagu S, Giannetti P, Gibson A, Gibson K, Ginsburg C, Giolo K, Giordani M, Giunta M, Giurgiu G, Glagolev V, Glenzinski D, Gold M, Goldschmidt N, Goldstein D, Goldstein J, Gomez G, Gomez-Ceballos G, Goncharov M, González O, Gorelov I, Goshaw AT, Gotra Y, Goulianos K, Gresele A, Griffiths M, Grosso-Pilcher C, Grundler U, da Costa JG, Haber C, Hahn K, Hahn SR, Halkiadakis E, Hamilton A, Han BY, Handler R, Happacher F, Hara K, Hare M, Harr RF, Harris RM, Hartmann F, Hatakeyama K, Hauser J, Hays C, Hayward H, Heinemann B, Heinrich J, Hennecke M, Herndon M, Hill C, Hirschbuehl D, Hocker A, Hoffman KD, Holloway A, Hou S, Houlden MA, Huffman BT, Huang Y, Hughes RE, Huston J, Ikado K, Incandela J, Introzzi G, Iori M, Ishizawa Y, Issever C, Ivanov A, Iwata Y, Iyutin B, James E, Jang D, Jayatilaka B, Jeans D, Jensen H, Jeon EJ, Jones M, Joo KK, Jun SY, Junk T, Kamon T, Kang J, Unel MK, Karchin PE, Kato Y, Kemp Y, Kephart R, Kerzel U, Khotilovich V, Kilminster B, Kim DH, Kim HS, Kim JE, Kim MJ, Kim MS, Kim SB, Kim SH, Kim YK, Kirby M, Kirsch L, Klimenko S, Klute M, Knuteson B, Ko BR, Kobayashi H, Kong DJ, Kondo K, Konigsberg J, Kordas K, Korn A, Korytov A, Kotwal AV, Kovalev A, Kraus J, Kravchenko I, Kreymer A, Kroll J, Kruse M, Krutelyov V, Kuhlmann SE, Kwang S, Laasanen AT, Lai S, Lami S, Lammel S, Lancaster M, Lander R, Lannon K, Lath A, Latino G, Lazzizzera I, Lecci C, Lecompte T, Lee J, Lee J, Lee SW, Lefèvre R, Leonardo N, Leone S, Levy S, Lewis JD, Li K, Lin C, Lin CS, Lindgren M, Lipeles E, Liss TM, Lister A, Litvintsev DO, Liu T, Liu Y, Lockyer NS, Loginov A, Loreti M, Loverre P, Lu RS, Lucchesi D, Lujan P, Lukens P, Lungu G, Lyons L, Lys J, Lysak R, Lytken E, MacQueen D, Madrak R, Maeshima K, Maksimovic P, Manca G, Margaroli F, Marginean R, Marino C, Martin A, Martin M, Martin V, Martínez M, Maruyama T, Matsunaga H, Mattson M, Mazzanti P, McFarland KS, McGivern D, McIntyre PM, McNamara P, McNulty R, Mehta A, Menzemer S, Menzione A, Merkel P, Mesropian C, Messina A, Miao T, Miladinovic N, Miles J, Miller L, Miller R, Miller JS, Mills C, Miquel R, Miscetti S, Mitselmakher G, Miyamoto A, Moggi N, Mohr B, Moore R, Morello M, Fernandez PAM, Muelmenstaedt J, Mukherjee A, Mulhearn M, Muller T, Mumford R, Munar A, Murat P, Nachtman J, Nahn S, Nakano I, Napier A, Napora R, Naumov D, Necula V, Nelson T, Neu C, Neubauer MS, Nielsen J, Nigmanov T, Nodulman L, Norniella O, Ogawa T, Oh SH, Oh YD, Ohsugi T, Okusawa T, Oldeman R, Orava R, Orejudos W, Osterberg K, Pagliarone C, Palencia E, Paoletti R, Papadimitriou V, Paramonov AA, Pashapour S, Patrick J, Pauletta G, Paulini M, Paus C, Pellett D, Penzo A, Phillips TJ, Piacentino G, Piedra J, Pitts KT, Plager C, Pondrom L, Pope G, Portell X, Poukhov O, Pounder N, Prakoshyn F, Pronko A, Proudfoot J, Ptohos F, Punzi G, Rademacker J, Rahaman MA, Rakitine A, Rappoccio S, Ratnikov F, Ray H, Reisert B, Rekovic V, Renton P, Rescigno M, Rimondi F, Rinnert K, Ristori L, Robertson WJ, Robson A, Rodrigo T, Rolli S, Roser R, Rossin R, Rott C, Russ J, Rusu V, Ruiz A, Ryan D, Saarikko H, Sabik S, Safonov A, St Denis R, Sakumoto WK, Salamanna G, Saltzberg D, Sanchez C, Santi L, Sarkar S, Sato K, Savard P, Savoy-Navarro A, Schlabach P, Schmidt EE, Schmidt MP, Schmitt M, Schwarz T, Scodellaro L, Scott AL, Scribano A, Scuri F, Sedov A, Seidel S, Seiya Y, Semenov A, Semeria F, Sexton-Kennedy L, Sfiligoi I, Shapiro MD, Shears T, Shepard PF, Sherman D, Shimojima M, Shochet M, Shon Y, Shreyber I, Sidoti A, Sill A, Sinervo P, Sisakyan A, Sjolin J, Skiba A, Slaughter AJ, Sliwa K, Smirnov D, Smith JR, Snider FD, Snihur R, Soderberg M, Soha A, Somalwar SV, Spalding J, Spezziga M, Spinella F, Squillacioti P, Stadie H, Stanitzki M, Stelzer B, Stelzer-Chilton O, Stentz D, Strologas J, Stuart D, Suh JS, Sukhanov A, Sumorok K, Sun H, Suzuki T, Taffard A, Tafirout R, Takano H, Takashima R, Takeuchi Y, Takikawa K, Tanaka M, Tanaka R, Tanimoto N, Tecchio M, Teng PK, Terashi K, Tesarek RJ, Tether S, Thom J, Thompson AS, Thomson E, Tipton P, Tiwari V, Tkaczyk S, Toback D, Tollefson K, Tomura T, Tonelli D, Tönnesmann M, Torre S, Torretta D, Tourneur S, Trischuk W, Tsuchiya R, Tsuno S, Tsybychev D, Turini N, Ukegawa F, Unverhau T, Uozumi S, Usynin D, Vacavant L, Vaiciulis A, Varganov A, Vejcik S, Velev G, Veszpremi V, Veramendi G, Vickey T, Vidal R, Vila I, Vilar R, Vollrath I, Volobouev I, von der Mey M, Wagner P, Wagner RG, Wagner RL, Wagner W, Wallny R, Walter T, Wan Z, Wang MJ, Wang SM, Warburton A, Ward B, Waschke S, Waters D, Watts T, Weber M, Wester WC, Whitehouse B, Whiteson D, Wicklund AB, Wicklund E, Williams HH, Wilson P, Winer BL, Wittich P, Wolbers S, Wolfe C, Wolter M, Worcester M, Worm S, Wright T, Wu X, Würthwein F, Wyatt A, Yagil A, Yamashita T, Yamamoto K, Yamaoka J, Yang C, Yang UK, Yao W, Yeh GP, Yoh J, Yorita K, Yoshida T, Yu I, Yu S, Yun JC, Zanello L, Zanetti A, Zaw I, Zetti F, Zhou J, Zucchelli S. Measurement of B(t --> Wb)/B(t--> Wq) at the collider detector at fermilab. Phys Rev Lett 2005; 95:102002. [PMID: 16196920 DOI: 10.1103/physrevlett.95.102002] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 05/27/2005] [Indexed: 05/04/2023]
Abstract
We present a measurement of the ratio of top-quark branching fractions R = B(t --> Wb)/B(t --> Wq), where q can be a b, s, or a d quark, using lepton-plus-jets and dilepton data sets with an integrated luminosity of approximately 162 pb(-1) collected with the Collider Detector at Fermilab during Run II of the Tevatron. The measurement is derived from the relative numbers of tt events with different multiplicity of identified secondary vertices. We set a lower limit of R > 0.61 at 95% confidence level.
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Affiliation(s)
- D Acosta
- University of Florida, Gainesville, 32611, USA
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Acosta D, Adelman J, Affolder T, Akimoto T, Albrow MG, Ambrose D, Amerio S, Amidei D, Anastassov A, Anikeev K, Annovi A, Antos J, Aoki M, Apollinari G, Arisawa T, Arguin JF, Artikov A, Ashmanskas W, Attal A, Azfar F, Azzi-Bacchetta P, Bacchetta N, Bachacou H, Badgett W, Barbaro-Galtieri A, Barker GJ, Barnes VE, Barnett BA, Baroiant S, Bauer G, Bedeschi F, Behari S, Belforte S, Bellettini G, Bellinger J, Belloni A, Ben-Haim E, Benjamin D, Beretvas A, Bhatti A, Binkley M, Bisello D, Bishai M, Blair RE, Blocker C, Bloom K, Blumenfeld B, Bocci A, Bodek A, Bolla G, Bolshov A, Bortoletto D, Boudreau J, Bourov S, Brau B, Bromberg C, Brubaker E, Budagov J, Budd HS, Burkett K, Busetto G, Bussey P, Byrum KL, Cabrera S, Campanelli M, Campbell M, Canelli F, Canepa A, Casarsa M, Carlsmith D, Carosi R, Carron S, Cavalli-Sforza M, Castro A, Catastini P, Cauz D, Cerri A, Cerrito L, Chapman J, Chen YC, Chertok M, Chiarelli G, Chlachidze G, Chlebana F, Cho I, Cho K, Chokheli D, Chou JP, Chuang S, Chung K, Chung WH, Chung YS, Cijliak M, Ciobanu CI, Ciocci MA, Clark AG, Clark D, Coca M, Connolly A, Convery M, Conway J, Cooper B, Copic K, Cordelli M, Cortiana G, Cranshaw J, Cuevas J, Cruz A, Culbertson R, Currat C, Cyr D, Dagenhart D, Da Ronco S, D'Auria S, de Barbaro P, De Cecco S, Deisher A, De Lentdecker G, Dell'Orso M, Demers S, Demortier L, Deninno M, De Pedis D, Derwent PF, Dionisi C, Dittmann JR, DiTuro P, Dörr C, Dominguez A, Donati S, Donega M, Donini J, D'Onofrio M, Dorigo T, Ebina K, Efron J, Ehlers J, Erbacher R, Erdmann M, Errede D, Errede S, Eusebi R, Fang HC, Farrington S, Fedorko I, Fedorko WT, Feild RG, Feindt M, Fernandez JP, Field RD, Flanagan G, Flores-Castillo LR, Foland A, Forrester S, Foster GW, Franklin M, Freeman JC, Fujii Y, Furic I, Gajjar A, Gallinaro M, Galyardt J, Garcia-Sciveres M, Garfinkel AF, Gay C, Gerberich H, Gerdes DW, Gerchtein E, Giagu S, Giannetti P, Gibson A, Gibson K, Ginsburg C, Giolo K, Giordani M, Giunta M, Giurgiu G, Glagolev V, Glenzinski D, Gold M, Goldschmidt N, Goldstein D, Goldstein J, Gomez G, Gomez-Ceballos G, Goncharov M, González O, Gorelov I, Goshaw AT, Gotra Y, Goulianos K, Gresele A, Griffiths M, Grosso-Pilcher C, Grundler U, da Costa JG, Haber C, Hahn K, Hahn SR, Halkiadakis E, Hamilton A, Han BY, Handler R, Happacher F, Hara K, Hare M, Harr RF, Harris RM, Hartmann F, Hatakeyama K, Hauser J, Hays C, Hayward H, Heinemann B, Heinrich J, Hennecke M, Herndon M, Hill C, Hirschbuehl D, Hocker A, Hoffman KD, Holloway A, Hou S, Houlden MA, Huffman BT, Huang Y, Hughes RE, Huston J, Ikado K, Incandela J, Introzzi G, Iori M, Ishizawa Y, Issever C, Ivanov A, Iwata Y, Iyutin B, James E, Jang D, Jayatilaka B, Jeans D, Jensen H, Jeon EJ, Jones M, Joo KK, Jun SY, Junk T, Kamon T, Kang J, Unel MK, Karchin PE, Kato Y, Kemp Y, Kephart R, Kerzel U, Khotilovich V, Kilminster B, Kim DH, Kim HS, Kim JE, Kim MJ, Kim MS, Kim SB, Kim SH, Kim YK, Kirby M, Kirsch L, Klimenko S, Klute M, Knuteson B, Ko BR, Kobayashi H, Kong DJ, Kondo K, Konigsberg J, Kordas K, Korn A, Korytov A, Kotwal AV, Kovalev A, Kraus J, Kravchenko I, Kreymer A, Kroll J, Kruse M, Krutelyov V, Kuhlmann SE, Kwang S, Laasanen AT, Lai S, Lami S, Lammel S, Lancaster M, Lander R, Lannon K, Lath A, Latino G, Lauhakangas R, Lazzizzera I, Lecci C, Lecompte T, Lee J, Lee J, Lee SW, Lefèvre R, Leonardo N, Leone S, Levy S, Lewis JD, Li K, Lin C, Lin CS, Lindgren M, Lipeles E, Liss TM, Lister A, Litvintsev DO, Liu T, Liu Y, Lockyer NS, Loginov A, Loreti M, Loverre P, Lu RS, Lucchesi D, Lujan P, Lukens P, Lungu G, Lyons L, Lys J, Lysak R, Lytken E, Macqueen D, Madrak R, Maeshima K, Maksimovic P, Manca G, Marginean R, Marino C, Martin A, Martin M, Martin V, Martínez M, Maruyama T, Matsunaga H, Mattson M, Mazzanti P, McFarland KS, McGivern D, McIntyre PM, McNamara P, McNulty R, Mehta A, Menzemer S, Menzione A, Merkel P, Mesropian C, Messina A, Miao T, Miladinovic N, Miles J, Miller L, Miller R, Miller JS, Mills C, Miquel R, Miscetti S, Mitselmakher G, Miyamoto A, Moggi N, Mohr B, Moore R, Morello M, Fernandez PAM, Muelmenstaedt J, Mukherjee A, Mulhearn M, Muller T, Mumford R, Munar A, Murat P, Nachtman J, Nahn S, Nakano I, Napier A, Napora R, Naumov D, Necula V, Nielsen J, Nelson T, Neu C, Neubauer MS, Nigmanov T, Nodulman L, Norniella O, Ogawa T, Oh SH, Oh YD, Ohsugi T, Okusawa T, Oldeman R, Orava R, Orejudos W, Osterberg K, Pagliarone C, Palencia E, Paoletti R, Papadimitriou V, Paramonov AA, Pashapour S, Patrick J, Pauletta G, Paulini M, Paus C, Pellett D, Penzo A, Phillips TJ, Piacentino G, Piedra J, Pitts KT, Plager C, Pondrom L, Pope G, Portell X, Poukhov O, Pounder N, Prakoshyn F, Pratt T, Pronko A, Proudfoot J, Ptohos F, Punzi G, Rademacker J, Rahaman MA, Rakitine A, Rappoccio S, Ratnikov F, Ray H, Reisert B, Rekovic V, Renton P, Rescigno M, Rimondi F, Rinnert K, Ristori L, Robertson WJ, Robson A, Rodrigo T, Rolli S, Roser R, Rossin R, Rott C, Russ J, Rusu V, Ruiz A, Ryan D, Saarikko H, Sabik S, Safonov A, St Denis R, Sakumoto WK, Salamanna G, Saltzberg D, Sanchez C, Santi L, Sarkar S, Sato K, Savard P, Savoy-Navarro A, Schlabach P, Schmidt EE, Schmidt MP, Schmitt M, Schwarz T, Scodellaro L, Scott AL, Scribano A, Scuri F, Sedov A, Seidel S, Seiya Y, Semenov A, Semeria F, Sexton-Kennedy L, Sfiligoi I, Shapiro MD, Shears T, Shepard PF, Sherman D, Shimojima M, Shochet M, Shon Y, Shreyber I, Sidoti A, Sill A, Sinervo P, Sisakyan A, Sjolin J, Skiba A, Slaughter AJ, Sliwa K, Smirnov D, Smith JR, Snider FD, Snihur R, Soderberg M, Soha A, Somalwar SV, Spalding J, Spezziga M, Spinella F, Squillacioti P, Stadie H, Stanitzki M, Stelzer B, Stelzer-Chilton O, Stentz D, Strologas J, Stuart D, Suh JS, Sukhanov A, Sumorok K, Sun H, Suzuki T, Taffard A, Tafirout R, Takano H, Takashima R, Takeuchi Y, Takikawa K, Tanaka M, Tanaka R, Tanimoto N, Tecchio M, Teng PK, Terashi K, Tesarek RJ, Tether S, Thom J, Thompson AS, Thomson E, Tipton P, Tiwari V, Tkaczyk S, Toback D, Tollefson K, Tomura T, Tonelli D, Tönnesmann M, Torre S, Torretta D, Trischuk W, Tsuchiya R, Tsuno S, Tsybychev D, Turini N, Tuttle J, Ukegawa F, Unverhau T, Uozumi S, Usynin D, Vacavant L, Vaiciulis A, Varganov A, Vejcik S, Velev G, Veszpremi V, Veramendi G, Vickey T, Vidal R, Vila I, Vilar R, Vollrath I, Volobouev I, von der Mey M, Wagner P, Wagner RG, Wagner RL, Wagner W, Wallny R, Walter T, Wan Z, Wang MJ, Wang SM, Warburton A, Ward B, Waschke S, Waters D, Watts T, Weber M, Wester WC, Whitehouse B, Whiteson D, Wicklund AB, Wicklund E, Williams HH, Wilson P, Winer BL, Wittich P, Wolbers S, Wolfe C, Wolter M, Worcester M, Worm S, Wright T, Wu X, Würthwein F, Wyatt A, Yagil A, Yamashita T, Yamamoto K, Yamaoka J, Yang C, Yang UK, Yao W, Yeh GP, Yoh J, Yorita K, Yoshida T, Yu I, Yu S, Yun JC, Zanello L, Zanetti A, Zaw I, Zetti F, Zhou J, Zucchelli S. Search for long-lived doubly charged Higgs bosons in pp collisions at sqrt[s] = 1.96 TeV. Phys Rev Lett 2005; 95:071801. [PMID: 16196773 DOI: 10.1103/physrevlett.95.071801] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 03/03/2005] [Indexed: 05/04/2023]
Abstract
We present a search for long-lived doubly charged Higgs bosons (H(+/- +/-)), with signatures of high ionization energy loss and muonlike penetration. We use 292 pb(-1) of data collected in pp collisions at sqrt[s] = 1.96 TeV by the CDF II detector at the Fermilab Tevatron. Observing no evidence of long-lived doubly charged particle production, we exclude H(+/- +/-)(L) and H(+/- +/-)(R) bosons with masses below 133 GeV/c(2) and 109 GeV/c(2), respectively. In the degenerate case we exclude H(+/- +/-) mass below 146 GeV/c(2). All limits are quoted at the 95% confidence level.
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Affiliation(s)
- D Acosta
- University of Florida, Gainesville, 32611, USA
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Acosta D, Adelman J, Affolder T, Akimoto T, Albrow MG, Ambrose D, Amerio S, Amidei D, Anastassov A, Anikeev K, Annovi A, Antos J, Aoki M, Apollinari G, Arisawa T, Arguin JF, Artikov A, Ashmanskas W, Attal A, Azfar F, Azzi-Bacchetta P, Bacchetta N, Bachacou H, Badgett W, Barbaro-Galtieri A, Barker GJ, Barnes VE, Barnett BA, Baroiant S, Bauer G, Bedeschi F, Behari S, Belforte S, Bellettini G, Bellinger J, Belloni A, Ben-Haim E, Benjamin D, Beretvas A, Bhatti A, Binkley M, Bisello D, Bishai M, Blair RE, Blocker C, Bloom K, Blumenfeld B, Bocci A, Bodek A, Bolla G, Bolshov A, Bortoletto D, Boudreau J, Bourov S, Brau B, Bromberg C, Brubaker E, Budagov J, Budd HS, Burkett K, Busetto G, Bussey P, Byrum KL, Cabrera S, Campanelli M, Campbell M, Canelli F, Canepa A, Casarsa M, Castellano S, Carlsmith D, Carosi R, Carron S, Cavalli-Sforza M, Castro A, Catastini P, Cauz D, Cerri A, Cerrito L, Chapman J, Chen YC, Chertok M, Chiarelli G, Chlachidze G, Chlebana F, Cho I, Cho K, Chokheli D, Chou JP, Chuang S, Chung K, Chung WH, Chung YS, Cijliak M, Ciobanu CI, Ciocci MA, Clark AG, Clark D, Coca M, Connolly A, Convery M, Conway J, Cooper B, Copic K, Cordelli M, Cortiana G, Cranshaw J, Cuevas J, Cruz A, Culbertson R, Currat C, Cyr D, Dagenhart D, Da Ronco S, D'Auria S, de Barbaro P, De Cecco S, Deisher A, De Lentdecker G, Dell'Orso M, Demers S, Demortier L, Deninno M, De Pedis D, Derwent PF, Dionisi C, Dittmann JR, DiTuro P, Dörr C, Dominguez A, Donati S, Donega M, Donini J, D'Onofrio M, Dorigo T, Ebina K, Efron J, Ehlers J, Erbacher R, Erdmann M, Errede D, Errede S, Eusebi R, Fang HC, Farrington S, Fedorko I, Fedorko WT, Feild RG, Feindt M, Fernandez JP, Field RD, Flanagan G, Flaugher B, Flores-Castillo LR, Foland A, Forrester S, Foster GW, Franklin M, Freeman JC, Fujii Y, Furic I, Gajjar A, Galyardt J, Gallinaro M, Garcia-Sciveres M, Garfinkel AF, Gay C, Gerberich H, Gerdes DW, Gerchtein E, Giagu S, Giannetti P, Gibson A, Gibson K, Ginsburg C, Giolo K, Giordani M, Giunta M, Giurgiu G, Glagolev V, Glenzinski D, Gold M, Goldschmidt N, Goldstein D, Goldstein J, Gomez G, Gomez-Ceballos G, Goncharov M, González O, Gorelov I, Goshaw AT, Gotra Y, Goulianos K, Gresele A, Griffiths M, Grosso-Pilcher C, Grundler U, Guimaraes da Costa J, Haber C, Hahn K, Hahn SR, Halkiadakis E, Hamilton A, Han BY, Handler R, Happacher F, Hara K, Hare M, Harr RF, Harris RM, Hartmann F, Hatakeyama K, Hauser J, Hays C, Hayward H, Heinemann B, Heinrich J, Hennecke M, Herndon M, Hill C, Hirschbuehl D, Hocker A, Hoffman KD, Holloway A, Hou S, Houlden MA, Huffman BT, Huang Y, Hughes RE, Huston J, Ikado K, Incandela J, Introzzi G, Iori M, Ishizawa Y, Issever C, Ivanov A, Iwata Y, Iyutin B, James E, Jang D, Jayatilaka B, Jeans D, Jensen H, Jeon EJ, Jones M, Joo KK, Jun SY, Junk T, Kamon T, Kang J, Karagoz Unel M, Karchin PE, Kato Y, Kemp Y, Kephart R, Kerzel U, Khotilovich V, Kilminster B, Kim DH, Kim HS, Kim JE, Kim MJ, Kim MS, Kim SB, Kim SH, Kim YK, Kirby M, Kirsch L, Klimenko S, Knuteson B, Ko BR, Kobayashi H, Kong DJ, Kondo K, Konigsberg J, Kordas K, Korn A, Korytov A, Kotwal AV, Kovalev A, Kraus J, Kravchenko I, Kreymer A, Kroll J, Kruse M, Krutelyov V, Kuhlmann SE, Kwang S, Laasanen AT, Lai S, Lami S, Lammel S, Lancaster M, Lander R, Lannon K, Lath A, Latino G, Lauhakangas R, Lazzizzera I, Lecci C, LeCompte T, Lee J, Lee J, Lee SW, Lefèvre R, Leonardo N, Leone S, Levy S, Lewis JD, Li K, Lin C, Lin CS, Lindgren M, Lipeles E, Liss TM, Lister A, Litvintsev DO, Liu T, Liu Y, Lockyer NS, Loginov A, Loreti M, Loverre P, Lu RS, Lucchesi D, Lujan P, Lukens P, Lungu G, Lyons L, Lys J, Lysak R, Lytken E, MacQueen D, Madrak R, Maeshima K, Maksimovic P, Maladinovic N, Manca G, Marginean R, Marino C, Martin A, Martin M, Martin V, Martínez M, Maruyama T, Matsunaga H, Mattson M, Mazzanti P, McFarland KS, McGivern D, McIntyre PM, McNamara P, Mehta A, Menzemer S, Menzione A, Merkel P, Mesropian C, Messina A, Miao T, Miles J, Miller L, Miller R, Miller JS, Mills C, Miquel R, Miscetti S, Mitselmakher G, Miyamoto A, Moggi N, Mohr B, Moore R, Morello M, Movilla Fernandez PA, Muelmenstaedt J, Mukherjee A, Mulhearn M, Muller T, Mumford R, Munar A, Murat P, Nachtman J, Nahn S, Nakano I, Napier A, Napora R, Naumov D, Necula V, Nielsen J, Nelson T, Neu C, Neubauer MS, Nigmanov T, Nodulman L, Norniella O, Ogawa T, Oh SH, Oh YD, Ohsugi T, Okusawa T, Oldeman R, Orava R, Orejudos W, Osterberg K, Pagliarone C, Palencia E, Paoletti R, Papadimitriou V, Paramonov AA, Pashapour S, Patrick J, Pauletta G, Paulini M, Paus C, Pellett D, Penzo A, Phillips TJ, Piacentino G, Piedra J, Pitts KT, Plager C, Pondrom L, Pope G, Portell X, Poukhov O, Pounder N, Prakoshyn F, Pratt T, Pronko A, Proudfoot J, Ptohos F, Punzi G, Rademacker J, Rahaman MA, Rakitine A, Rappoccio S, Ratnikov F, Ray H, Reisert B, Rekovic V, Renton P, Rescigno M, Rimondi F, Rinnert K, Ristori L, Robertson WJ, Robson A, Rodrigo T, Rolli S, Roser R, Rossin R, Rott C, Russ J, Rusu V, Ruiz A, Ryan D, Saarikko H, Sabik S, Safonov A, St Denis R, Sakumoto WK, Salamanna G, Saltzberg D, Sanchez C, Santi L, Sarkar S, Sato K, Savard P, Savoy-Navarro A, Schlabach P, Schmidt EE, Schmidt MP, Schmitt M, Scodellaro L, Scott AL, Scribano A, Scuri F, Sedov A, Seidel S, Seiya Y, Semenov A, Semeria F, Sexton-Kennedy L, Sfiligoi I, Shapiro MD, Shears T, Shepard PF, Sherman D, Shimojima M, Shochet M, Shon Y, Shreyber I, Sidoti A, Sill A, Sinervo P, Sisakyan A, Sjolin J, Skiba A, Slaughter AJ, Sliwa K, Smirnov D, Smith JR, Snider FD, Snihur R, Soderberg M, Soha A, Somalwar SV, Spalding J, Spezziga M, Spinella F, Squillacioti P, Stadie H, Stanitzki M, Stelzer B, Stelzer-Chilton O, Stentz D, Strologas J, Stuart D, Suh JS, Sukhanov A, Sumorok K, Sun H, Suzuki T, Taffard A, Tafirout R, Takano H, Takashima R, Takeuchi Y, Takikawa K, Tanaka M, Tanaka R, Tanimoto N, Tecchio M, Teng PK, Terashi K, Tesarek RJ, Tether S, Thom J, Thompson AS, Thomson E, Tipton P, Tiwari V, Tkaczyk S, Toback D, Tollefson K, Tomura T, Tonelli D, Tönnesmann M, Torre S, Torretta D, Tourneur S, Trischuk W, Tsuchiya R, Tsuno S, Tsybychev D, Turini N, Ukegawa F, Unverhau T, Uozumi S, Usynin D, Vacavant L, Vaiciulis A, Varganov A, Vejcik S, Velev G, Veszpremi V, Veramendi G, Vickey T, Vidal R, Vila I, Vilar R, Vollrath I, Volobouev I, von der Mey M, Wagner P, Wagner RG, Wagner RL, Wagner W, Wallny R, Walter T, Wan Z, Wang MJ, Wang SM, Warburton A, Ward B, Waschke S, Waters D, Watts T, Weber M, Wester WC, Whitehouse B, Whiteson D, Wicklund AB, Wicklund E, Williams HH, Wilson P, Winer BL, Wittich P, Wolbers S, Wolfe C, Wolter M, Worcester M, Worm S, Wright T, Wu X, Würthwein F, Wyatt A, Yagil A, Yamashita T, Yamamoto K, Yamaoka J, Yang C, Yang UK, Yao W, Yeh GP, Yoh J, Yorita K, Yoshida T, Yu I, Yu S, Yun JC, Zanello L, Zanetti A, Zaw I, Zetti F, Zhou J, Zucchelli S. Evidence for B0 s-->phiphi decay and measurements of branching ratio and A(CP) for B+ -->phiK+. Phys Rev Lett 2005; 95:031801. [PMID: 16090735 DOI: 10.1103/physrevlett.95.031801] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 02/25/2005] [Indexed: 05/03/2023]
Abstract
We present the first evidence of charmless decays of the B(0)(s) meson, the decay B(0)(s)--> phiphi, and a measurement of the branching ratio BR(B(0)(s)--> phiphi) using 180 pb(-1) of data collected by the CDF II experiment at the Fermilab Tevatron collider. In addition, the BR and direct CP asymmetry for the B+-->phiK+ decay are measured. We obtain BR(B(0)(s)--> phiphi)=[14(+6)(-5)(stat)+/-6(syst)] x 10(-6), BR(B+-->phiK+)=[7.6+/-1.3(stat)+/-0.6(syst)] x 10(-6), and A(CP)(B+-->phiK+)= -0.07+/-0.17(stat)+0.03 / -0.02(syst). Both decays are governed in the standard model by second order (penguin) b-->s(-)ss amplitudes.
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Affiliation(s)
- D Acosta
- University of Florida, Gainesville, FL 32611, USA
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Acosta D, Adelman J, Affolder T, Akimoto T, Albrow MG, Ambrose D, Amerio S, Amidei D, Anastassov A, Anikeev K, Annovi A, Antos J, Aoki M, Apollinari G, Arisawa T, Arguin JF, Artikov A, Ashmanskas W, Attal A, Azfar F, Azzi-Bacchetta P, Bacchetta N, Bachacou H, Badgett W, Barbaro-Galtieri A, Barker GJ, Barnes VE, Barnett BA, Baroiant S, Barone M, Bauer G, Bedeschi F, Behari S, Belforte S, Bellettini G, Bellinger J, Ben-Haim E, Benjamin D, Beretvas A, Bhatti A, Binkley M, Bisello D, Bishai M, Blair RE, Blocker C, Bloom K, Blumenfeld B, Bocci A, Bodek A, Bolla G, Bolshov A, Booth PSL, Bortoletto D, Boudreau J, Bourov S, Brau B, Bromberg C, Brubaker E, Budagov J, Budd HS, Burkett K, Busetto G, Bussey P, Byrum KL, Cabrera S, Campanelli M, Campbell M, Canepa A, Casarsa M, Carlsmith D, Carron S, Carosi R, Cavalli-Sforza M, Castro A, Catastini P, Cauz D, Cerri A, Cerrito L, Chapman J, Chen C, Chen YC, Chertok M, Chiarelli G, Chlachidze G, Chlebana F, Cho I, Cho K, Chokheli D, Chou JP, Chu ML, Chuang S, Chung JY, Chung WH, Chung YS, Ciobanu CI, Ciocci MA, Clark AG, Clark D, Coca M, Connolly A, Convery M, Conway J, Cooper B, Cordelli M, Cortiana G, Cranshaw J, Cuevas J, Culbertson R, Currat C, Cyr D, Dagenhart D, Da Ronco S, D'Auria S, de Barbaro P, De Cecco S, De Lentdecker G, Dell'Agnello S, Dell'Orso M, Demers S, Demortier L, Deninno M, De Pedis D, Derwent PF, Dionisi C, Dittmann JR, Dörr C, Doksus P, Dominguez A, Donati S, Donega M, Donini J, D'Onofrio M, Dorigo T, Drollinger V, Ebina K, Eddy N, Ehlers J, Ely R, Erbacher R, Erdmann M, Errede D, Errede S, Eusebi R, Fang HC, Farrington S, Fedorko I, Fedorko WT, Feild RG, Feindt M, Fernandez JP, Ferretti C, Field RD, Flanagan G, Flaugher B, Flores-Castillo LR, Foland A, Forrester S, Foster GW, Franklin M, Freeman JC, Fujii Y, Furic I, Gajjar A, Gallas A, Galyardt J, Gallinaro M, Garcia-Sciveres M, Garfinkel AF, Gay C, Gerberich H, Gerdes DW, Gerchtein E, Giagu S, Giannetti P, Gibson A, Gibson K, Ginsburg C, Giolo K, Giordani M, Giunta M, Giurgiu G, Glagolev V, Glenzinski D, Gold M, Goldschmidt N, Goldstein D, Goldstein J, Gomez G, Gomez-Ceballos G, Goncharov M, González O, Gorelov I, Goshaw AT, Gotra Y, Goulianos K, Gresele A, Griffiths M, Grosso-Pilcher C, Grundler U, Guenther M, Guimaraes da Costa J, Haber C, Hahn K, Hahn SR, Halkiadakis E, Hamilton A, Han BY, Handler R, Happacher F, Hara K, Hare M, Harr RF, Harris RM, Hartmann F, Hatakeyama K, Hauser J, Hays C, Hayward H, Heider E, Heinemann B, Heinrich J, Hennecke M, Herndon M, Hill C, Hirschhbuehl D, Hocker A, Hoffman KD, Holloway A, Hou S, Houlden MA, Huffman BT, Huang Y, Hughes RE, Huston J, Ikado K, Incandela J, Introzzi G, Iori M, Ishizawa Y, Issever C, Ivanov A, Iwata Y, Iyutin B, James E, Jang D, Jarrell J, Jeans D, Jensen H, Jeon EJ, Jones M, Joo KK, Jun SY, Junk T, Kamon T, Kang J, Karagoz Unel M, Karchin PE, Kartal S, Kato Y, Kemp Y, Kephart R, Kerzel U, Khotilovich V, Kilminster B, Kim DH, Kim HS, Kim JE, Kim MJ, Kim MS, Kim SB, Kim SH, Kim TH, Kim YK, King BT, Kirby M, Kirsch L, Klimenko S, Knuteson B, Ko BR, Kobayashi H, Koehn P, Kong DJ, Kondo K, Konigsberg J, Kordas K, Korn A, Korytov A, Kotelnikov K, Kotwal AV, Kovalev A, Kraus J, Kravchenko I, Kreymer A, Kroll J, Kruse M, Krutelyov V, Kuhlmann SE, Kwang S, Laasanen AT, Lai S, Lami S, Lammel S, Lancaster J, Lancaster M, Lander R, Lannon K, Lath A, Latino G, Lauhakangas R, Lazzizzera I, Le Y, Lecci C, LeCompte T, Lee J, Lee J, Lee SW, Lefèvre R, Leonardo N, Leone S, Levy S, Lewis JD, Li K, Lin C, Lin CS, Lindgren M, Liss TM, Lister A, Litvintsev DO, Liu T, Liu Y, Lockyer NS, Loginov A, Loreti M, Loverre P, Lu RS, Lucchesi D, Lujan P, Lukens P, Lungu G, Lyons L, Lys J, Lysak R, MacQueen D, Madrak R, Maeshima K, Maksimovic P, Malferrari L, Manca G, Marginean R, Marino C, Martin A, Martin M, Martin V, Martínez M, Maruyama T, Matsunaga H, Mattson M, Mazzanti P, McFarland KS, McGivern D, McIntyre PM, McNamara P, NcNulty R, Mehta A, Menzemer S, Menzione A, Merkel P, Mesropian C, Messina A, Miao T, Miladinovic N, Miller L, Miller R, Miller JS, Miquel R, Miscetti S, Mitselmakher G, Miyamoto A, Miyazaki Y, Moggi N, Mohr B, Moore R, Morello M, Movilla Fernandez PA, Mukherjee A, Mulhearn M, Muller T, Mumford R, Munar A, Murat P, Nachtman J, Nahn S, Nakamura I, Nakano I, Napier A, Napora R, Naumov D, Necula V, Niell F, Nielsen J, Nelson C, Nelson T, Neu C, Neubauer MS, Newman-Holmes C, Nigmanov T, Nodulman L, Norniella O, Oesterberg K, Ogawa T, Oh SH, Oh YD, Ohsugi T, Okusawa T, Oldeman R, Orava R, Orejudos W, Pagliarone C, Palencia E, Paoletti R, Papadimitriou V, Pashapour S, Patrick J, Pauletta G, Paulini M, Pauly T, Paus C, Pellett D, Penzo A, Phillips TJ, Piacentino G, Piedra J, Pitts KT, Plager C, Pompos A, Pondrom L, Pope G, Portell X, Poukhov O, Prakoshyn F, Pratt T, Pronko A, Proudfoot J, Ptohos F, Punzi G, Rademachker J, Rahaman MA, Rakitine A, Rappoccio S, Ratnikov F, Ray H, Reisert B, Rekovic V, Renton P, Rescigno M, Rimondi F, Rinnert K, Ristori L, Robertson WJ, Robson A, Rodrigo T, Rolli S, Rosenson L, Roser R, Rossin R, Rott C, Russ J, Rusu V, Ruiz A, Ryan D, Saarikko H, Sabik S, Safonov A, St Denis R, Sakumoto WK, Salamanna G, Saltzberg D, Sanchez C, Sansoni A, Santi L, Sarkar S, Sato K, Savard P, Savoy-Navarro A, Schlabach P, Schmidt EE, Schmidt MP, Schmitt M, Scodellaro L, Scribano A, Scuri F, Sedov A, Seidel S, Seiya Y, Semeria F, Sexton-Kennedy L, Sfiligoi I, Shapiro MD, Shears T, Shepard PF, Sherman D, Shimojima M, Shochet M, Shon Y, Shreyber I, Sidoti A, Siegrist J, Siket M, Sill A, Sinervo P, Sisakyan A, Skiba A, Slaughter AJ, Sliwa K, Smirnov D, Smith JR, Snider FD, Snihur R, Soha A, Somalwar SV, Spalding J, Spezziga M, Spiegel L, Spinella F, Spiropulu M, Squillacioti P, Stadie H, Stelzer B, Stelzer-Chilton O, Strologas J, Stuart D, Sukhanov A, Sumorok K, Sun H, Suzuki T, Taffard A, Tafirout R, Takach SF, Takano H, Takashima R, Takeuchi Y, Takikawa K, Tanaka M, Tanaka R, Tanimoto N, Tapprogge S, Tecchio M, Teng PK, Terashi K, Tesarek RJ, Tether S, Thom J, Thompson AS, Thomson E, Tipton P, Tiwari V, Trkaczyk S, Toback D, Tollefson K, Tomura T, Tonelli D, Tönnesmann M, Torre S, Torretta D, Tourneur S, Trischuk W, Tseng J, Tsuchiya R, Tsuno S, Tsybychev D, Turini N, Turner M, Ukegawa F, Unverhau T, Uozumi S, Usynin D, Vacavant L, Vaiciulis A, Varganov A, Vataga E, Vejcik S, Velev G, Veszpremi V, Veramendi G, Vickey T, Vidal R, Vila I, Vilar R, Vollrath I, Volobouev I, von der Mey M, Wagner P, Wagner RG, Wagner RL, Wagner W, Wallny R, Walter T, Yamashita T, Yamamoto K, Wan Z, Wang MJ, Wang SM, Warburton A, Ward B, Waschke S, Waters D, Watts T, Weber M, Wester WC, Whitehouse B, Wicklund AB, Wicklund E, Williams HH, Wilson P, Winer BL, Wittich P, Wolbers S, Wolter M, Worcester M, Worm S, Wright T, Wu X, Würthwein F, Wyatt A, Yagil A, Yang C, Yang UK, Yao W, Yeh GP, Yi K, Yoh J, Yoon P, Yorita K, Yoshida T, Yu I, Yu S, Yu Z, Yun JC, Zanello L, Zanetti A, Zaw I, Zetti F, Zhou J, Zsenei A, Zucchelli S. Search for anomalous kinematics in tt dilepton events at CDF II. Phys Rev Lett 2005; 95:022001. [PMID: 16090673 DOI: 10.1103/physrevlett.95.022001] [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: 12/10/2004] [Indexed: 05/03/2023]
Abstract
We report on a search for anomalous kinematics of tt dilepton events in pp collisions at square root of s=1.96 TeV using 193 pb(-1) of data collected with the CDF II detector. We developed a new a priori technique designed to isolate the subset in a data sample revealing the largest deviation from standard model (SM) expectations and to quantify the significance of this departure. In the four-variable space considered, no particular subset shows a significant discrepancy, and we find that the probability of obtaining a data sample less consistent with the SM than what is observed is 1.0%-4.5%.
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Affiliation(s)
- D Acosta
- University of Florida, Gainesville, Florida 32611, USA
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Acosta D, Adelman J, Affolder T, Akimoto T, Albrow MG, Ambrose D, Amerio S, Amidei D, Anastassov A, Anikeev K, Annovi A, Antos J, Aoki M, Apollinari G, Arisawa T, Arguin JF, Artikov A, Ashmanskas W, Attal A, Azfar F, Azzi-Bacchetta P, Bacchetta N, Bachacou H, Badgett W, Barbaro-Galtieri A, Barker GJ, Barnes VE, Barnett BA, Baroiant S, Barone M, Bauer G, Bedeschi F, Behari S, Belforte S, Bellettini G, Bellinger J, Ben-Haim E, Benjamin D, Beretvas A, Bhatti A, Binkley M, Bisello D, Bishai M, Blair RE, Blocker C, Bloom K, Blumenfeld B, Bocci A, Bodek A, Bolla G, Bolshov A, Booth PSL, Bortoletto D, Boudreau J, Bourov S, Brau B, Bromberg C, Brubaker E, Budagov J, Budd HS, Burkett K, Busetto G, Bussey P, Byrum KL, Cabrera S, Campanelli M, Campbell M, Canepa A, Casarsa M, Carlsmith D, Carron S, Carosi R, Cavalli-Sforza M, Castro A, Catastini P, Cauz D, Cerri A, Cerrito L, Chapman J, Chen C, Chen YC, Chertok M, Chiarelli G, Chlachidze G, Chlebana F, Cho I, Cho K, Chokheli D, Chou JP, Chu ML, Chuang S, Chung JY, Chung WH, Chung YS, Ciobanu CI, Ciocci MA, Clark AG, Clark D, Coca M, Connolly A, Convery M, Conway J, Cooper B, Cordelli M, Cortiana G, Cranshaw J, Cuevas J, Culbertson R, Currat C, Cyr D, Dagenhart D, Da Ronco S, D'Auria S, de Barbaro P, De Cecco S, De Lentdecker G, Dell'Agnello S, Dell'Orso M, Demers S, Demortier L, Deninno M, De Pedis D, Derwent PF, Dionisi C, Dittmann JR, Dörr C, Doksus P, Dominguez A, Donati S, Donega M, Donini J, D'Onofrio M, Dorigo T, Drollinger V, Ebina K, Eddy N, Ehlers J, Ely R, Erbacher R, Erdmann M, Errede D, Errede S, Eusebi R, Fang HC, Farrington S, Fedorko I, Fedorko WT, Feild RG, Feindt M, Fernandez JP, Ferretti C, Field RD, Flanagan G, Flaugher B, Flores-Castillo LR, Foland A, Forrester S, Foster GW, Franklin M, Freeman JC, Fujii Y, Furic I, Gajjar A, Gallas A, Galyardt J, Gallinaro M, Garcia-Sciveres M, Garfinkel AF, Gay C, Gerberich H, Gerdes DW, Gerchtein E, Giagu S, Giannetti P, Gibson A, Gibson K, Ginsburg C, Giolo K, Giordani M, Giunta M, Giurgiu G, Glagolev V, Glenzinski D, Gold M, Goldschmidt N, Goldstein D, Goldstein J, Gomez G, Gomez-Ceballos G, Goncharov M, González O, Gorelov I, Goshaw AT, Gotra Y, Goulianos K, Gresele A, Griffiths M, Grosso-Pilcher C, Grundler U, Guenther M, Guimaraes da Costa J, Haber C, Hahn K, Hahn SR, Halkiadakis E, Hamilton A, Han BY, Handler R, Happacher F, Hara K, Hare M, Harr RF, Harris RM, Hartmann F, Hatakeyama K, Hauser J, Hays C, Hayward H, Heider E, Heinemann B, Heinrich J, Hennecke M, Herndon M, Hill C, Hirschbuehl D, Hocker A, Hoffman KD, Holloway A, Hou S, Houlden MA, Huffman BT, Huang Y, Hughes RE, Huston J, Ikado K, Incandela J, Introzzi G, Iori M, Ishizawa Y, Issever C, Ivanov A, Iwata Y, Iyutin B, James E, Jang D, Jarrell J, Jeans D, Jensen H, Jeon EJ, Jones M, Joo KK, Jun SY, Junk T, Kamon T, Kang J, Karagoz Unel M, Karchin PE, Kartal S, Kato Y, Kemp Y, Kephart R, Kerzel U, Khotilovich V, Kilminster B, Kim DH, Kim HS, Kim JE, Kim MJ, Kim MS, Kim SB, Kim SH, Kim TH, Kim YK, King BT, Kirby M, Kirsch L, Klimenko S, Knuteson B, Ko BR, Kobayashi H, Koehn P, Kong DJ, Kondo K, Konigsberg J, Kordas K, Korn A, Korytov A, Kotelnikov K, Kotwal AV, Kovalev A, Kraus J, Kravchenko I, Kreymer A, Kroll J, Kruse M, Krutelyov V, Kuhlmann SE, Kwang S, Laasanen AT, Lai S, Lami S, Lammel S, Lancaster J, Lancaster M, Lander R, Lannon K, Lath A, Latino G, Lauhakangas R, Lazzizzera I, Le Y, Lecci C, LeCompte T, Lee J, Lee J, Lee SW, Lefèvre R, Leonardo N, Leone S, Levy S, Lewis JD, Li K, Lin C, Lin CS, Lindgren M, Liss TM, Lister A, Litvintsev DO, Liu T, Liu Y, Lockyer NS, Loginov A, Loreti M, Loverre P, Lu RS, Lucchesi D, Lujan P, Lukens P, Lungu G, Lyons L, Lys J, Lysak R, MacQueen D, Madrak R, Maeshima K, Maksimovic P, Malferrari L, Manca G, Marginean R, Marino C, Martin A, Martin M, Martin V, Martínez M, Maruyama T, Matsunaga H, Mattson M, Mazzanti P, McFarland KS, McGivern D, McIntyre PM, McNamara P, NcNulty R, Mehta A, Menzemer S, Menzione A, Merkel P, Mesropian C, Messina A, Miao T, Miladinovic N, Miller L, Miller R, Miller JS, Miquel R, Miscetti S, Mitselmakher G, Miyamoto A, Miyazaki Y, Moggi N, Mohr B, Moore R, Morello M, Movilla Fernandez PA, Mukherjee A, Mulhearn M, Muller T, Mumford R, Munar A, Murat P, Nachtman J, Nahn S, Nakamura I, Nakano I, Napier A, Napora R, Naumov D, Necula V, Niell F, Nielsen J, Nelson C, Nelson T, Neu C, Neubauer MS, Newman-Holmes C, Nigmanov T, Nodulman L, Norniella O, Oesterberg K, Ogawa T, Oh SH, Oh YD, Ohsugi T, Okusawa T, Oldeman R, Orava R, Orejudos W, Pagliarone C, Palencia E, Paoletti R, Papadimitriou V, Pashapour S, Patrick J, Pauletta G, Paulini M, Pauly T, Paus C, Pellett D, Penzo A, Phillips TJ, Piacentino G, Piedra J, Pitts KT, Plager C, Pompos A, Pondrom L, Pope G, Portell X, Poukhov O, Prakoshyn F, Pratt T, Pronko A, Proudfoot J, Ptohos F, Punzi G, Rademacker J, Rahaman MA, Rakitine A, Rappoccio S, Ratnikov F, Ray H, Reisert B, Rekovic V, Renton P, Rescigno M, Rimondi F, Rinnert K, Ristori L, Robertson WJ, Robson A, Rodrigo T, Rolli S, Rosenson L, Roser R, Rossin R, Rott C, Russ J, Rusu V, Ruiz A, Ryan D, Saarikko H, Sabik S, Safonov A, Denis RS, Sakumoto WK, Salamanna G, Saltzberg D, Sanchez C, Sansoni A, Santi L, Sarkar S, Sato K, Savard P, Savoy-Navarro A, Schlabach P, Schmidt EE, Schmidt MP, Schmitt M, Scodellaro L, Scribano A, Scuri F, Sedov A, Seidel S, Seiya Y, Semeria F, Sexton-Kennedy L, Sfiligoi I, Shapiro MD, Shears T, Shepard PF, Sherman D, Shimojima M, Shochet M, Shon Y, Shreyber I, Sidoti A, Siegrist J, Siket M, Sill A, Sinervo P, Sisakyan A, Skiba A, Slaughter AJ, Sliwa K, Smirnov D, Smith JR, Snider FD, Snihur R, Soha A, Somalwar SV, Spalding J, Spezziga M, Spiegel L, Spinella F, Spiropulu M, Squillacioti P, Stadie H, Stelzer B, Stelzer-Chilton O, Strologas J, Stuart D, Sukhanov A, Sumorok K, Sun H, Suzuki T, Taffard A, Tafirout R, Takach SF, Takano H, Takashima R, Takeuchi Y, Takikawa K, Tanaka M, Tanaka R, Tanimoto N, Tapprogge S, Tecchio M, Teng PK, Terashi K, Tesarek RJ, Tether S, Thom J, Thompson AS, Thomson E, Tipton P, Tiwari V, Tkaczyk S, Toback D, Tollefson K, Tomura T, Tonelli D, Tönnesmann M, Torre S, Torretta D, Tourneur S, Trischuk W, Tseng J, Tsuchiya R, Tsuno S, Tsybychev D, Turini N, Turner M, Ukegawa F, Unverhau T, Uozumi S, Usynin D, Vacavant L, Vaiciulis A, Varganov A, Vataga E, Vejcik S, Velev G, Veszpremi V, Veramendi G, Vickey T, Vidal R, Vila I, Vilar R, Vollrath I, Volobouev I, von der Mey M, Wagner P, Wagner RG, Wagner RL, Wagner W, Wallny R, Walter T, Yamashita T, Yamamoto K, Wan Z, Wang MJ, Wang SM, Warburton A, Ward B, Waschke S, Waters D, Watts T, Weber M, Wester WC, Whitehouse B, Wicklund AB, Wicklund E, Williams HH, Wilson P, Winer BL, Wittich P, Wolbers S, Wolter M, Worcester M, Worm S, Wright T, Wu X, Würthwein F, Wyatt A, Yagil A, Yang C, Yang UK, Yao W, Yeh GP, Yi K, Yoh J, Yoon P, Yorita K, Yoshida T, Yu I, Yu S, Yu Z, Yun JC, Zanello L, Zanetti A, Zaw I, Zetti F, Zhou J, Zsenei A, Zucchelli S. Measurement of the cross section for prompt diphoton production in pp collisions at square root of s=1.96 TeV. Phys Rev Lett 2005; 95:022003. [PMID: 16090675 DOI: 10.1103/physrevlett.95.022003] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 12/20/2004] [Indexed: 05/03/2023]
Abstract
We report a measurement of the rate of prompt diphoton production in pp collisions at square root of s=1.96 TeV using a data sample of 207 pb(-1) collected with the upgraded Collider Detector at Fermilab. The background from nonprompt sources is determined using a statistical method based on differences in the electromagnetic showers. The cross section is measured as a function of the diphoton mass, the transverse momentum of the diphoton system, and the azimuthal angle between the two photons and is found to be consistent with perturbative QCD predictions.
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Affiliation(s)
- D Acosta
- University of Florida, Gainesville, Florida 32611, USA
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Acosta D, Adelman J, Affolder T, Akimoto T, Albrow MG, Ambrose D, Amerio S, Amidei D, Anastassov A, Anikeev K, Annovi A, Antos J, Aoki M, Apollinari G, Arisawa T, Arguin JF, Artikov A, Ashmanskas W, Attal A, Azfar F, Azzi-Bacchetta P, Bacchetta N, Bachacou H, Badgett W, Barbaro-Galtieri A, Barker GJ, Barnes VE, Barnett BA, Baroiant S, Barone M, Bauer G, Bedeschi F, Behari S, Belforte S, Bellettini G, Bellinger J, Ben-Haim E, Benjamin D, Beretvas A, Bhatti A, Binkley M, Bisello D, Bishai M, Blair RE, Blocker C, Bloom K, Blumenfeld B, Bocci A, Bodek A, Bolla G, Bolshov A, Booth PSL, Bortoletto D, Boudreau J, Bourov S, Brau B, Bromberg C, Brubaker E, Budagov J, Budd HS, Burkett K, Busetto G, Bussey P, Byrum KL, Cabrera S, Campanelli M, Campbell M, Canelli F, Canepa A, Casarsa M, Carlsmith D, Carron S, Carosi R, Cavalli-Sforza M, Castro A, Catastini P, Cauz D, Cerri A, Cerrito L, Chapman J, Chen C, Chen YC, Chertok M, Chiarelli G, Chlachidze G, Chlebana F, Cho I, Cho K, Chokheli D, Chou JP, Chu ML, Chuang S, Chung JY, Chung WH, Chung YS, Ciobanu CI, Ciocci MA, Clark AG, Clark D, Coca M, Connolly A, Convery M, Conway J, Cooper B, Cordelli M, Cortiana G, Cranshaw J, Cuevas J, Culbertson R, Currat C, Cyr D, Dagenhart D, Da Ronco S, D'Auria S, de Barbaro P, De Cecco S, De Lentdecker G, Dell'agnello S, Dell'orso M, Demers S, Demortier L, Deng J, Deninno M, De Pedis D, Derwent PF, Dionisi C, Dittmann JR, Dörr C, Doksus P, Dominguez A, Donati S, Donega M, Donini J, D'Onofrio M, Dorigo T, Drollinger V, Ebina K, Eddy N, Efron J, Ehlers J, Ely R, Erbacher R, Erdmann M, Errede D, Errede S, Eusebi R, Fang HC, Farrington S, Fedorko I, Fedorko WT, Feild RG, Feindt M, Fernandez JP, Ferretti C, Field RD, Flanagan G, Flaugher B, Flores-Castillo LR, Foland A, Forrester S, Foster GW, Franklin M, Freeman JC, Fujii Y, Furic I, Gajjar A, Gallas A, Galyardt J, Gallinaro M, Garcia-Sciveres M, Garfinkel AF, Gay C, Gerberich H, Gerdes DW, Gerchtein E, Giagu S, Giannetti P, Gibson A, Gibson K, Ginsburg C, Giolo K, Giordani M, Giunta M, Giurgiu G, Glagolev V, Glenzinski D, Gold M, Goldschmidt N, Goldstein D, Goldstein J, Gomez G, Gomez-Ceballos G, Goncharov M, González O, Gorelov I, Goshaw AT, Gotra Y, Goulianos K, Gresele A, Griffiths M, Grosso-Pilcher C, Grundler U, Guenther M, Guimaraes da Costa J, Haber C, Hahn K, Hahn SR, Halkiadakis E, Hamilton A, Han BY, Handler R, Happacher F, Hara K, Hare M, Harr RF, Harris RM, Hartmann F, Hatakeyama K, Hauser J, Hays C, Hayward H, Heider E, Heinemann B, Heinrich J, Hennecke M, Herndon M, Hill C, Hirschbuehl D, Hocker A, Hoffman KD, Holloway A, Hou S, Houlden MA, Huffman BT, Huang Y, Hughes RE, Huston J, Ikado K, Incandela J, Introzzi G, Iori M, Ishizawa Y, Issever C, Ivanov A, Iwata Y, Iyutin B, James E, Jang D, Jarrell J, Jeans D, Jensen H, Jeon EJ, Jones M, Joo KK, Jun SY, Junk T, Kamon T, Kang J, Karagoz Unel M, Karchin PE, Kartal S, Kato Y, Kemp Y, Kephart R, Kerzel U, Khotilovich V, Kilminster B, Kim DH, Kim HS, Kim JE, Kim MJ, Kim MS, Kim SB, Kim SH, Kim TH, Kim YK, Kirby M, Kirsch L, Klimenko S, Knuteson B, Ko BR, Kobayashi H, Koehn P, Kong DJ, Kondo K, Konigsberg J, Kordas K, Korn A, Korytov A, Kotelnikov K, Kotwal AV, Kovalev A, Kraus J, Kravchenko I, Kreymer A, Kroll J, Kruse M, Krutelyov V, Kuhlmann SE, Kwang S, Laasanen AT, Lai S, Lami S, Lammel S, Lancaster J, Lancaster M, Lander R, Lannon K, Lath A, Latino G, Lauhakangas R, Lazzizzera I, Le Y, Lecci C, Lecompte T, Lee J, Lee J, Lee SW, Lefèvre R, Leonardo N, Leone S, Levy S, Lewis JD, Li K, Lin C, Lin CS, Lindgren M, Liss TM, Lister A, Litvintsev DO, Liu T, Liu Y, Lockyer NS, Loginov A, Loreti M, Loverre P, Lu RS, Lucchesi D, Lujan P, Lukens P, Lungu G, Lyons L, Lys J, Lysak R, Macqueen D, Madrak R, Maeshima K, Maksimovic P, Malferrari L, Manca G, Marginean R, Marino C, Martin A, Martin M, Martin V, Martínez M, Maruyama T, Matsunaga H, Mattson M, Mazzanti P, McFarland KS, McGivern D, McIntyre PM, McNamara P, McNulty R, Mehta A, Menzemer S, Menzione A, Merkel P, Mesropian C, Messina A, Miao T, Miladinovic N, Miller L, Miller R, Miller JS, Mills C, Miquel R, Miscetti S, Mitselmakher G, Miyamoto A, Miyazaki Y, Moggi N, Mohr B, Moore R, Morello M, Movilla Fernandez PA, Mukherjee A, Mulhearn M, Muller T, Mumford R, Munar A, Murat P, Nachtman J, Nahn S, Nakamura I, Nakano I, Napier A, Napora R, Naumov D, Necula V, Niell F, Nielsen J, Nelson C, Nelson T, Neu C, Neubauer MS, Newman-Holmes C, Nigmanov T, Nodulman L, Norniella O, Oesterberg K, Ogawa T, Oh SH, Oh YD, Ohsugi T, Okusawa T, Oldeman R, Orava R, Orejudos W, Pagliarone C, Palencia E, Paoletti R, Papadimitriou V, Pashapour S, Patrick J, Pauletta G, Paulini M, Pauly T, Paus C, Pellett D, Penzo A, Phillips TJ, Piacentino G, Piedra J, Pitts KT, Plager C, Pompos A, Pondrom L, Pope G, Portell X, Poukhov O, Prakoshyn F, Pratt T, Pronko A, Proudfoot J, Ptohos F, Punzi G, Rademacker J, Rahaman MA, Rakitine A, Rappoccio S, Ratnikov F, Ray H, Reisert B, Rekovic V, Renton P, Rescigno M, Rimondi F, Rinnert K, Ristori L, Robertson WJ, Robson A, Rodrigo T, Rolli S, Rosenson L, Roser R, Rossin R, Rott C, Russ J, Rusu V, Ruiz A, Ryan D, Saarikko H, Sabik S, Safonov A, St Denis R, Sakumoto WK, Salamanna G, Saltzberg D, Sanchez C, Sansoni A, Santi L, Sarkar S, Sato K, Savard P, Savoy-Navarro A, Schlabach P, Schmidt EE, Schmidt MP, Schmitt M, Scodellaro L, Scott AL, Scribano A, Scuri F, Sedov A, Seidel S, Seiya Y, Semeria F, Sexton-Kennedy L, Sfiligoi I, Shapiro MD, Shears T, Shepard PF, Sherman D, Shimojima M, Shochet M, Shon Y, Shreyber I, Sidoti A, Siegrist J, Siket M, Sill A, Sinervo P, Sisakyan A, Skiba A, Slaughter AJ, Sliwa K, Smirnov D, Smith JR, Snider FD, Snihur R, Soha A, Somalwar SV, Spalding J, Spezziga M, Spiegel L, Spinella F, Spiropulu M, Squillacioti P, Stadie H, Stelzer B, Stelzer-Chilton O, Strologas J, Stuart D, Sukhanov A, Sumorok K, Sun H, Suzuki T, Taffard A, Tafirout R, Takach SF, Takano H, Takashima R, Takeuchi Y, Takikawa K, Tanaka M, Tanaka R, Tanimoto N, Tapprogge S, Tecchio M, Teng PK, Terashi K, Tesarek RJ, Tether S, Thom J, Thompson AS, Thomson E, Tipton P, Tiwari V, Tkaczyk S, Toback D, Tollefson K, Tomura T, Tonelli D, Tönnesmann M, Torre S, Torretta D, Tourneur S, Trischuk W, Tseng J, Tsuchiya R, Tsuno S, Tsybychev D, Turini N, Turner M, Ukegawa F, Unverhau T, Uozumi S, Usynin D, Vacavant L, Vaiciulis A, Varganov A, Vataga E, Vejcik S, Velev G, Veszpremi V, Veramendi G, Vickey T, Vidal R, Vila I, Vilar R, Vollrath I, Volobouev I, von der Mey M, Wagner P, Wagner RG, Wagner RL, Wagner W, Wallny R, Walter T, Yamashita T, Yamamoto K, Wan Z, Wang MJ, Wang SM, Warburton A, Ward B, Waschke S, Waters D, Watts T, Weber M, Wester WC, Whitehouse B, Wicklund AB, Wicklund E, Williams HH, Wilson P, Winer BL, Wittich P, Wolbers S, Wolfe C, Wolter M, Worcester M, Worm S, Wright T, Wu X, Würthwein F, Wyatt A, Yagil A, Yang C, Yang UK, Yao W, Yeh GP, Yi K, Yoh J, Yoon P, Yorita K, Yoshida T, Yu I, Yu S, Yu Z, Yun JC, Zanello L, Zanetti A, Zaw I, Zetti F, Zhou J, Zsenei A, Zucchelli S. Measurement of the W(+)W(-) production cross section in pp collisions at square root[s]=1.96 TeV using dilepton events. Phys Rev Lett 2005; 94:211801. [PMID: 16090309 DOI: 10.1103/physrevlett.94.211801] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [What about the content of this article? (0)] [Affiliation(s)] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 01/21/2005] [Indexed: 05/03/2023]
Abstract
We present a measurement of the W(+)W(-) production cross section using 184 pb(-1) of p(p) collisions at a center-of-mass energy of 1.96 TeV collected with the Collider Detector at Fermilab. Using the dilepton decay channel W(+)W(-)-->l(+)nul(-), where the charged leptons can be either electrons or muons, we find 17 candidate events compared to an expected background of 5.0(+2.2)(-0.8) events. The resulting W(+)W(-) production cross-section measurement of sigma(pp-->W(+)W(-))=14.6(+5.8)(-5.1)(stat)(+1.8)(-3.0)(syst) +/- 0.9(lum) pb agrees well with the standard model expectation.
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Affiliation(s)
- D Acosta
- University of Florida, Gainesville, Florida 32611, USA
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Acosta D, Adelman J, Affolder T, Akimoto T, Albrow MG, Ambrose D, Amerio S, Amidei D, Anastassov A, Anikeev K, Annovi A, Antos J, Aoki M, Apollinari G, Arisawa T, Arguin JF, Artikov A, Ashmanskas W, Attal A, Azfar F, Azzi-Bacchetta P, Bacchetta N, Bachacou H, Badgett W, Barbaro-Galtieri A, Barker GJ, Barnes VE, Barnett BA, Baroiant S, Barone M, Bauer G, Bedeschi F, Behari S, Belforte S, Bellettini G, Bellinger J, Ben-Haim E, Benjamin D, Beretvas A, Bhatti A, Binkley M, Bisello D, Bishai M, Blair RE, Blocker C, Bloom K, Blumenfeld B, Bocci A, Bodek A, Bolla G, Bolshov A, Booth PSL, Bortoletto D, Boudreau J, Bourov S, Brau B, Bromberg C, Brubaker E, Budagov J, Budd HS, Burkett K, Busetto G, Bussey P, Byrum KL, Cabrera S, Campanelli M, Campbell M, Canepa A, Casarsa M, Carlsmith D, Carron S, Carosi R, Cavalli-Sforza M, Castro A, Catastini P, Cauz D, Cerri A, Cerrito L, Chapman J, Chen C, Chen YC, Chertok M, Chiarelli G, Chlachidze G, Chlebana F, Cho I, Cho K, Chokheli D, Chou JP, Chu ML, Chuang S, Chung JY, Chung WH, Chung YS, Ciobanu CI, Ciocci MA, Clark AG, Clark D, Coca M, Connolly A, Convery M, Conway J, Cooper B, Cordelli M, Cortiana G, Cranshaw J, Cuevas J, Culbertson R, Currat C, Cyr D, Dagenhart D, Da Ronco S, D'Auria S, de Barbaro P, De Cecco S, De Lentdecker G, Dell'Agnello S, Dell'Orso M, Demers S, Demortier L, Deninno M, De Pedis D, Derwent PF, Dionisi C, Dittmann JR, Dörr C, Doksus P, Dominguez A, Donati S, Donega M, Donini J, D'Onofrio M, Dorigo T, Drollinger V, Ebina K, Eddy N, Ehlers J, Ely R, Erbacher R, Erdmann M, Errede D, Errede S, Eusebi R, Fang HC, Farrington S, Fedorko I, Fedorko WT, Feild RG, Feindt M, Fernandez JP, Ferretti C, Field RD, Flanagan G, Flaugher B, Flores-Castillo LR, Foland A, Forrester S, Foster GW, Franklin M, Freeman JC, Fujii Y, Furic I, Gajjar A, Gallas A, Galyardt J, Gallinaro M, Garcia-Sciveres M, Garfinkel AF, Gay C, Gerberich H, Gerdes DW, Gerchtein E, Giagu S, Giannetti P, Gibson A, Gibson K, Ginsburg C, Giolo K, Giordani M, Giunta M, Giurgiu G, Glagolev V, Glenzinski D, Gold M, Goldschmidt N, Goldstein D, Goldstein J, Gomez G, Gomez-Ceballos G, Goncharov M, González O, Gorelov I, Goshaw AT, Gotra Y, Goulianos K, Gresele A, Griffiths M, Grosso-Pilcher C, Grundler U, Guenther M, da Costa JG, Haber C, Hahn K, Hahn SR, Halkiadakis E, Hamilton A, Han BY, Handler R, Happacher F, Hara K, Hare M, Harr RF, Harris RM, Hartmann F, Hatakeyama K, Hauser J, Hays C, Hayward H, Heider E, Heinemann B, Heinrich J, Hennecke M, Herndon M, Hill C, Hirschbuehl D, Hocker A, Hoffman KD, Holloway A, Hou S, Houlden MA, Huffman BT, Huang Y, Hughes RE, Huston J, Ikado K, Incandela J, Introzzi G, Iori M, Ishizawa Y, Issever C, Ivanov A, Iwata Y, Iyutin B, James E, Jang D, Jarrell J, Jeans D, Jensen H, Jeon EJ, Jones M, Joo KK, Jun SY, Junk T, Kamon T, Kang J, Unel MK, Karchin PE, Kartal S, Kato Y, Kemp Y, Kephart R, Kerzel U, Khotilovich V, Kilminster B, Kim DH, Kim HS, Kim JE, Kim MJ, Kim MS, Kim SB, Kim SH, Kim TH, Kim YK, King BT, Kirby M, Kirsch L, Klimenko S, Knuteson B, Ko BR, Kobayashi H, Koehn P, Kong DJ, Kondo K, Konigsberg J, Kordas K, Korn A, Korytov A, Kotelnikov K, Kotwal AV, Kovalev A, Kraus J, Kravchenko I, Kreymer A, Kroll J, Kruse M, Krutelyov V, Kuhlmann SE, Kwang S, Laasanen AT, Lai S, Lami S, Lammel S, Lancaster J, Lancaster M, Lander R, Lannon K, Lath A, Latino G, Lauhakangas R, Lazzizzera I, Le Y, Lecci C, LeCompte T, Lee J, Lee J, Lee SW, Lefèvre R, Leonardo N, Leone S, Levy S, Lewis JD, Li K, Lin C, Lin CS, Lindgren M, Liss TM, Lister A, Litvintsev DO, Liu T, Liu Y, Lockyer NS, Loginov A, Loreti M, Loverre P, Lu RS, Lucchesi D, Lujan P, Lukens P, Lungu G, Lyons L, Lys J, Lysak R, MacQueen D, Madrak R, Maeshima K, Maksimovic P, Malferrari L, Manca G, Marginean R, Marino C, Martin A, Martin M, Martin V, Martínez M, Maruyama T, Matsunaga H, Mattson M, Mazzanti P, McFarland KS, McGivern D, McIntyre PM, McNamara P, NcNulty R, Mehta A, Menzemer S, Menzione A, Merkel P, Mesropian C, Messina A, Miao T, Miladinovic N, Miller L, Miller R, Miller JS, Miquel R, Miscetti S, Mitselmakher G, Miyamoto A, Miyazaki Y, Moggi N, Mohr B, Moore R, Morello M, Fernandez PAM, Mukherjee A, Mulhearn M, Muller T, Mumford R, Munar A, Murat P, Nachtman J, Nahn S, Nakamura I, Nakano I, Napier A, Napora R, Naumov D, Necula V, Niell F, Nielsen J, Nelson C, Nelson T, Neu C, Neubauer MS, Newman-Holmes C, Nigmanov T, Nodulman L, Norniella O, Oesterberg K, Ogawa T, Oh SH, Oh YD, Ohsugi T, Okusawa T, Oldeman R, Orava R, Orejudos W, Pagliarone C, Palencia E, Paoletti R, Papadimitriou V, Pashapour S, Patrick J, Pauletta G, Paulini M, Pauly T, Paus C, Pellett D, Penzo A, Phillips TJ, Piacentino G, Piedra J, Pitts KT, Plager C, Pompos A, Pondrom L, Pope G, Portell X, Poukhov O, Prakoshyn F, Pratt T, Pronko A, Proudfoot J, Ptohos F, Punzi G, Rademacker J, Rahaman MA, Rakitine A, Rappoccio S, Ratnikov F, Ray H, Reisert B, Rekovic V, Renton P, Rescigno M, Rimondi F, Rinnert K, Ristori L, Robertson WJ, Robson A, Rodrigo T, Rolli S, Rosenson L, Roser R, Rossin R, Rott C, Russ J, Rusu V, Ruiz A, Ryan D, Saarikko H, Sabik S, Safonov A, St Denis R, Sakumoto WK, Salamanna G, Saltzberg D, Sanchez C, Sansoni A, Santi L, Sarkar S, Sato K, Savard P, Savoy-Navarro A, Schlabach P, Schmidt EE, Schmidt MP, Schmitt M, Scodellaro L, Scribano A, Scuri F, Sedov A, Seidel S, Seiya Y, Semeria F, Sexton-Kennedy L, Sfiligoi I, Shapiro MD, Shears T, Shepard PF, Sherman D, Shimojima M, Shochet M, Shon Y, Shreyber I, Sidoti A, Siegrist J, Siket M, Sill A, Sinervo P, Sisakyan A, Skiba A, Slaughter AJ, Sliwa K, Smirnov D, Smith JR, Snider FD, Snihur R, Soha A, Somalwar SV, Spalding J, Spezziga M, Spiegel L, Spinella F, Spiropulu M, Squillacioti P, Stadie H, Stelzer B, Stelzer-Chilton O, Strologas J, Stuart D, Sukhanov A, Sumorok K, Sun H, Suzuki T, Taffard A, Tafirout R, Takach SF, Takano H, Takashima R, Takeuchi Y, Takikawa K, Tanaka M, Tanaka R, Tanimoto N, Tapprogge S, Tecchio M, Teng PK, Terashi K, Tesarek RJ, Tether S, Thom J, Thompson AS, Thomson E, Tipton P, Tiwari V, Tkaczyk S, Toback D, Tollefson K, Tomura T, Tonelli D, Tönnesmann M, Torre S, Torretta D, Tourneur S, Trischuk W, Tseng J, Tsuchiya R, Tsuno S, Tsybychev D, Turini N, Turner M, Ukegawa F, Unverhau T, Uozumi S, Usynin D, Vacavant L, Vaiciulis A, Varganov A, Vataga E, Vejcik S, Velev G, Veszpremi V, Veramendi G, Vickey T, Vidal R, Vila I, Vilar R, Vollrath I, Volobouev I, von der Mey M, Wagner P, Wagner RG, Wagner RL, Wagner W, Wallny R, Walter T, Yamashita T, Yamamoto K, Wan Z, Wang MJ, Wang SM, Warburton A, Ward B, Waschke S, Waters D, Watts T, Weber M, Wester WC, Whitehouse B, Wicklund AB, Wicklund E, Williams HH, Wilson P, Winer BL, Wittich P, Wolbers S, Wolfe C, Wolter M, Worcester M, Worm S, Wright T, Wu X, Würthwein F, Wyatt A, Yagil A, Yang C, Yang UK, Yao W, Yeh GP, Yi K, Yoh J, Yoon P, Yorita K, Yoshida T, Yu I, Yu S, Yu Z, Yun JC, Zanello L, Zanetti A, Zaw I, Zetti F, Zhou J, Zsenei A, Zucchelli S. Measurement of the lifetime difference between Bs mass eigenstates. Phys Rev Lett 2005; 94:101803. [PMID: 15783473 DOI: 10.1103/physrevlett.94.101803] [Citation(s) in RCA: 11] [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: 12/20/2004] [Indexed: 05/24/2023]
Abstract
We present measurements of the lifetimes and polarization amplitudes for B(0)(s)-->J/psiphi and B(0)(d)-->J/psiK(*0) decays. Lifetimes of the heavy and light mass eigenstates in the B(0)(s) system are separately measured for the first time by determining the relative contributions of amplitudes with definite CP as a function of the decay time. Using 203+/-15 B(0)(s) decays we obtain tau(L) = (1.05(+0.16)(-0.13) +/- 0.02) ps and tau(H) = (2.07(+0.58)(-0.46) +/- 0.03) ps. Expressed in terms of the difference DeltaGamma(s) and average Gamma(s), of the decay rates of the two eigenstates, the results are DeltaGamma(s)/Gamma(s) = (65(+25)(-33) +/- 1)% and DeltaGamma(s) = (0.47(+0.19)(-0.24) +/- 0.01) ps(-1).
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Affiliation(s)
- D Acosta
- University of Florida, Gainesville, Florida 32611, USA
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