Study of the charmed baryonic decays B̄0→Σc++p̄π- and B̄0→Σc0p̄π+
Park, K.S.; Kichimi, H.; Abe, K.; Adachi, I.; Aihara, H.; Anipko, D.; Arinstein, K.; Aulchenko, V.; Aushev, T.; Banerjee, S.; Barberio, E.; Barbero, M.; Bedny, I.; Belous, K.; Bitenc, U.; Bondar, A.; Bozek, A.; Bračko, M.; Browder, T.E.; Chao, Y.; Chen, A.; Chen, W.T.; Cheon, B.G.; Chistov, R.; Choi, Y.; Choi, Y.K.; Cole, S.; Dalseno, J.; Dash, M.; Drutskoy, A.; Eidelman, S.; Epifanov, D.; Fratina, S.; Gabyshev, N.; Gershon, T.; Go, A.; Gokhroo, G.; Goldenzweig, P.; Golob, B.; Ha, H.; Haba, J.; Hayasaka, K.; Hayashii, H.; Hazumi, M.; Heffernan, D.; Hoshi, Y.; Hou, S.; Iijima, T.; Inami, K.; Ishikawa, A.; Itoh, R.; Iwasaki, M.; Iwasaki, Y.; Kang, J.H.; Kapusta, P.; Kawasaki, T.; Khan, H.R.; Kim, H.O.; Kim, S.K.; Kim, Y.J.; Korpar, S.; Krokovny, P.; Kulasiri, R.; Kumar, R.; Kuo, C.C.; Kuzmin, A.; Kwon, Y.-J.; Lesiak, T.; Li, J.; Limosani, A.; Lin, S.-W.; Liventsev, D.; Majumder, G.; Mandl, F.; Matsumoto, T.; McOnie, S.; Miyabayashi, K.; Miyake, H.; Miyata, H.; Miyazaki, Y.; Mizuk, R.; Nakamura, I.; Nakano, E.; Nakao, M.; Natkaniec, Z.; Nishida, S.; Nitoh, O.; Nozaki, T.; Ogawa, S.; Ohshima, T.; Okuno, S.; Olsen, S.L.; Onuki, Y.; Ostrowicz, W.; Pakhlov, P.; Pakhlova, G.; Park, C.W.; Pestotnik, R.; Piilonen, L.E.; Poluektov, A.; Sakai, Y.; Satoyama, N.; Schietinger, T.; Schneider, O.; Schwartz, A.J.; Senyo, K.; Sevior, M.E.; Shapkin, M.; Shibuya, H.; Shwartz, B.; Sidorov, V.; Singh, J.B.; Sokolov, A.; Somov, A.; Soni, N.; Stanič, S.; Starič, M.; Stoeck, H.; Sumiyoshi, T.; Takasaki, F.; Tamai, K.; Tanaka, M.; Taylor, G.N.; Teramoto, Y.; Tian, X.C.; Tsukamoto, T.; Uehara, S.; Uglov, T.; Unno, Y.; Uno, S.; Usov, Y.; Varner, G.; Villa, S.; Wang, C.H.; Wang, M.-Z.; Watanabe, Y.; Won, E.; Xie, Q.L.; Yamaguchi, A.; Yamashita, Y.; Yamauchi, M.; Zhang, L.M.; Zhang, Z.P.; Zhilich, V.; Zupanc, A.
2007
Abstract
We study the three-body charmed baryonic decays B̄0→Σ c++p̄π- and B̄0→Σc0p̄π+ in the four-body final state B̄0→Λc+p̄π+π-, using a data sample of 357fb-1 accumulated at the Υ(4S) resonance with the Belle detector at the KEKB asymmetric-energy e+e- collider. We measure the branching fractions B(B̄0→Σc(2455)++p̄π-)=(2.1±0.2±0. 3±0.5)×10-4, B(B̄0→Σc(2455)0p̄π+)=(1. 4±0.2±0.2±0.4)×10-4 and B(B̄0→Σ c(2520)++p̄π-)=(1.2±0.1±0.2±0.3)×10-4 with signal significances of 13.1σ, 9.4σ and 7.1σ, respectively. The errors are statistical, systematic, and due to the uncertainty in B(Λc+→pK-π+), respectively. We also set an upper limit B(B̄0→Σc(2520)0p̄π+)<0.38×10-4 at the 90% confidence level. In addition, we obtain a nonresonant branching fraction of (6.4±0.4±0.9±1.7)×10-4, and a total branching fraction of (11.2±0.5±1.4±2.9)×10-4 for B̄0→Λc+p̄π+π-. © 2007 The American Physical Society.
Details
Title
Study of the charmed baryonic decays B̄0→Σc++p̄π- and B̄0→Σc0p̄π+
Author(s)
Park, K.S. ; Kichimi, H. ; Abe, K. ; Adachi, I. ; Aihara, H. ; Anipko, D. ; Arinstein, K. ; Aulchenko, V. ; Aushev, T. ; Banerjee, S. ; Barberio, E. ; Barbero, M. ; Bedny, I. ; Belous, K. ; Bitenc, U. ; Bondar, A. ; Bozek, A. ; Bračko, M. ; Browder, T.E. ; Chao, Y. ; Chen, A. ; Chen, W.T. ; Cheon, B.G. ; Chistov, R. ; Choi, Y. ; Choi, Y.K. ; Cole, S. ; Dalseno, J. ; Dash, M. ; Drutskoy, A. ; Eidelman, S. ; Epifanov, D. ; Fratina, S. ; Gabyshev, N. ; Gershon, T. ; Go, A. ; Gokhroo, G. ; Goldenzweig, P. ; Golob, B. ; Ha, H. ; Haba, J. ; Hayasaka, K. ; Hayashii, H. ; Hazumi, M. ; Heffernan, D. ; Hoshi, Y. ; Hou, S. ; Iijima, T. ; Inami, K. ; Ishikawa, A. ; Itoh, R. ; Iwasaki, M. ; Iwasaki, Y. ; Kang, J.H. ; Kapusta, P. ; Kawasaki, T. ; Khan, H.R. ; Kim, H.O. ; Kim, S.K. ; Kim, Y.J. ; Korpar, S. ; Krokovny, P. ; Kulasiri, R. ; Kumar, R. ; Kuo, C.C. ; Kuzmin, A. ; Kwon, Y.-J. ; Lesiak, T. ; Li, J. ; Limosani, A. ; Lin, S.-W. ; Liventsev, D. ; Majumder, G. ; Mandl, F. ; Matsumoto, T. ; McOnie, S. ; Miyabayashi, K. ; Miyake, H. ; Miyata, H. ; Miyazaki, Y. ; Mizuk, R. ; Nakamura, I. ; Nakano, E. ; Nakao, M. ; Natkaniec, Z. ; Nishida, S. ; Nitoh, O. ; Nozaki, T. ; Ogawa, S. ; Ohshima, T. ; Okuno, S. ; Olsen, S.L. ; Onuki, Y. ; Ostrowicz, W. ; Pakhlov, P. ; Pakhlova, G. ; Park, C.W. ; Pestotnik, R. ; Piilonen, L.E. ; Poluektov, A. ; Sakai, Y. ; Satoyama, N. ; Schietinger, T. ; Schneider, O. ; Schwartz, A.J. ; Senyo, K. ; Sevior, M.E. ; Shapkin, M. ; Shibuya, H. ; Shwartz, B. ; Sidorov, V. ; Singh, J.B. ; Sokolov, A. ; Somov, A. ; Soni, N. ; Stanič, S. ; Starič, M. ; Stoeck, H. ; Sumiyoshi, T. ; Takasaki, F. ; Tamai, K. ; Tanaka, M. ; Taylor, G.N. ; Teramoto, Y. ; Tian, X.C. ; Tsukamoto, T. ; Uehara, S. ; Uglov, T. ; Unno, Y. ; Uno, S. ; Usov, Y. ; Varner, G. ; Villa, S. ; Wang, C.H. ; Wang, M.-Z. ; Watanabe, Y. ; Won, E. ; Xie, Q.L. ; Yamaguchi, A. ; Yamashita, Y. ; Yamauchi, M. ; Zhang, L.M. ; Zhang, Z.P. ; Zhilich, V. ; Zupanc, A.
Published in
Physical Review D - Particles, Fields, Gravitation and Cosmology
Volume
75
Issue
1
Pages
011101
Date
2007
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Laboratories
LPHE
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Scientific production and competences > SB - School of Basic Sciences > IPHYS - Institute of Physics > LPHE - High Energy Physics Laboratory
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Work produced at EPFL
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Peer-reviewed publications
Work produced at EPFL
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Record creation date
2010-11-05