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Krokovny P, Abe K, Abe K, Abe T, Adachi I, Ahn BS, Aihara H, Akatsu M, Asano Y, Aso T, Aulchenko V, Aushev T, Bakich AM, Ban Y, Banas E, Bay A, Bedny I, Behera PK, Bizjak I, Bondar A, Bozek A, Bracko M, Brodzicka J, Browder TE, Casey BCK, Chang P, Chao Y, Chen KF, Cheon BG, Chistov R, Choi SK, Choi Y, Danilov M, Dong LY, Drutskoy A, Eidelman S, Eiges V, Enari Y, Everton CW, Fang F, Fukunaga C, Gabyshev N, Garmash A, Gershon T, Golob B, Gordon A, Guo R, Haba J, Hanagaki K, Handa F, Harada Y, Hayashii H, Hazumi M, Heenan EM, Higuchi T, Hinz L, Hojo T, Hokuue T, Hoshi Y, Hou WS, Huang HC, Igaki T, Iijima T, Inami K, Ishikawa A, Ishino H, Itoh R, Iwasaki H, Jang HK, Kaneko J, Kang JH, Kang JS, Katayama N, Kawai H, Kawakami Y, Kawamura N, Kawasaki T, Kichimi H, Kim DW, Kim H, Kim HJ, Kim HO, Kim H, Kim SK, Kinoshita K, Kobayashi S, Korpar S, Krizan P, Kulasiri R, Kumar S, Kuzmin A, Kwon YJ, Lange JS, Leder G, Lee SH, Li J, Limosani A, Liventsev D, Lu RS, MacNaughton J, et alKrokovny P, Abe K, Abe K, Abe T, Adachi I, Ahn BS, Aihara H, Akatsu M, Asano Y, Aso T, Aulchenko V, Aushev T, Bakich AM, Ban Y, Banas E, Bay A, Bedny I, Behera PK, Bizjak I, Bondar A, Bozek A, Bracko M, Brodzicka J, Browder TE, Casey BCK, Chang P, Chao Y, Chen KF, Cheon BG, Chistov R, Choi SK, Choi Y, Danilov M, Dong LY, Drutskoy A, Eidelman S, Eiges V, Enari Y, Everton CW, Fang F, Fukunaga C, Gabyshev N, Garmash A, Gershon T, Golob B, Gordon A, Guo R, Haba J, Hanagaki K, Handa F, Harada Y, Hayashii H, Hazumi M, Heenan EM, Higuchi T, Hinz L, Hojo T, Hokuue T, Hoshi Y, Hou WS, Huang HC, Igaki T, Iijima T, Inami K, Ishikawa A, Ishino H, Itoh R, Iwasaki H, Jang HK, Kaneko J, Kang JH, Kang JS, Katayama N, Kawai H, Kawakami Y, Kawamura N, Kawasaki T, Kichimi H, Kim DW, Kim H, Kim HJ, Kim HO, Kim H, Kim SK, Kinoshita K, Kobayashi S, Korpar S, Krizan P, Kulasiri R, Kumar S, Kuzmin A, Kwon YJ, Lange JS, Leder G, Lee SH, Li J, Limosani A, Liventsev D, Lu RS, MacNaughton J, Majumder G, Mandl F, Marlow D, Matsuishi T, Matsumoto S, Matsumoto T, Mitaroff W, Miyabayashi K, Miyabayashi Y, Miyake H, Miyata H, Moloney GR, Mori T, Murakami A, Nagamine T, Nagasaka Y, Nakadaira T, Nakano E, Nakao M, Nakazawa H, Nam JW, Natkaniec Z, Neichi K, Nishida S, Nitoh O, Nozaki T, Ogawa S, Ohshima T, Okabe T, Olsen SL, Onuki Y, Ostrowicz W, Ozaki H, Pakhlov P, Park CW, Park H, Perroud JP, Peters M, Piilonen LE, Ronga FJ, Root N, Rybicki K, Sagawa H, Saitoh S, Sakai Y, Sakamoto H, Satapathy M, Satpathy A, Schneider O, Schwanda C, Semenov S, Senyo K, Shibuya H, Shwartz B, Sidorov V, Singh JB, Stanic S, Staric M, Sugi A, Sugiyama A, Sumisawa K, Sumiyoshi T, Suzuki K, Suzuki S, Suzuki SY, Swain SK, Takahashi T, Takasaki F, Tamai K, Tamura N, Tanaka J, Tanaka M, Taylor GN, Teramoto Y, Tokuda S, Tomura T, Trabelsi K, Tsuboyama T, Tsukamoto T, Uehara S, Ueno K, Unno Y, Uno S, Ushiroda Y, Varner G, Varvell KE, Wang CC, Wang CH, Wang JG, Wang MZ, Watanabe Y, Won E, Yabsley BD, Yamada Y, Yamaguchi A, Yamashita Y, Yamauchi M, Yanai H, Yashima J, Yuan Y, Yusa Y, Zhang CC, Zhang J, Zhang ZP, Zheng Y, Zhilich V, Zontar D. Observation of D+(s)K- and evidence for D+(s)pi- final states in neutral B decays. PHYSICAL REVIEW LETTERS 2002; 89:231804. [PMID: 12485001 DOI: 10.1103/physrevlett.89.231804] [Show More Authors] [Citation(s) in RCA: 2] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Received: 08/06/2002] [Indexed: 05/24/2023]
Abstract
We report the first observation of a B meson decay that is not accessible by a direct spectator process. The channel B(0)-->D(+)(s)K- is found in a sample of 85 x 10(6) BB; events, collected with the Belle detector at KEKB, with a branching fraction B(B(0)-->D(+)(s)K-)=(4.6(+1.2)(-1.1)+/-1.3) x 10(-5). We also obtain evidence for the B0-->D(+)(s)pi(-) decay with branching fraction B(B0-->D(+)(s)pi(-))=(2.4(+1.0)(-0.8)+/-0.7) x 10(-5). This value may be used to extract a model-dependent value of |V(ub)|.
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Affiliation(s)
- P Krokovny
- Budker Institute of Nuclear Physics, Novosibirsk
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