Time-dependent Dalitz plot measurement of CP parameters in B0→KS0π+π- decays
Dalseno, J.; Adachi, I.; Aihara, H.; Arinstein, K.; Aushev, T.; Bakich, A.; Balagura, V.; Bay, A.; Bhardwaj, V.; Bitenc, U.; Bondar, A.; Bozek, A.; Bračko, M.; Browder, T.; Chao, Y.; Chen, A.; Cheon, B.; Cho, I.-S.; Choi, Y.; Dash, M.; Drutskoy, A.; Eidelman, S.; Fujikawa, M.; Gabyshev, N.; Goldenzweig, P.; Golob, B.; Ha, H.; Han, B.-Y.; Hara, K.; Hayasaka, K.; Hayashii, H.; Hazumi, M.; Heffernan, D.; Horii, Y.; Hoshi, Y.; Hou, W.-S.; Hyun, H.; Inami, K.; Ishikawa, A.; Ishino, H.; Itoh, R.; Iwasaki, M.; Iwasaki, Y.; Kah, D.; Kang, J.; Katayama, N.; Kawai, H.; Kawasaki, T.; Kim, H.; Kim, Y.; Kim, Y.; Kinoshita, K.; Ko, B.; Križan, P.; Krokovny, P.; Kuzmin, A.; Kwon, Y.-J.; Kyeong, S.-H.; Lee, J.; Lee, S.; Li, J.; Lin, S.-W.; Liu, C.; Louvot, R.; Matyja, A.; Mconie, S.; Miyabayashi, K.; Miyata, H.; Miyazaki, Y.; Mizuk, R.; Nagasaka, Y.; Nakahama, Y.; Nakano, E.; Nakao, M.; Nakazawa, H.; Natkaniec, Z.; Nishida, S.; Nitoh, O.; Ogawa, S.; Okuno, S.; Ozaki, H.; Pakhlov, P.; Pakhlova, G.; Park, C.; Park, H.; Park, K.; Peak, L.; Pestotnik, R.; Piilonen, L.; Rozanska, M.; Sahoo, H.; Sakai, Y.; Schneider, O.; Schwanda, C.; Schwartz, A.; Sekiya, A.; Senyo, K.; Sevior, M.; Shapkin, M.; Shiu, J.-G.; Shwartz, B.; Singh, J.; Sokolov, A.; Stanič, S.; Starič, M.; Sumisawa, K.; Sumiyoshi, T.; Tanaka, M.; Taylor, G.; Teramoto, Y.; Tikhomirov, I.; Trabelsi, K.; Uehara, S.; Uglov, T.; Unno, Y.; Uno, S.; Usov, Y.; Varner, G.; Vervink, K.; Wang, C.; Wang, P.; Wang, X.; Watanabe, Y.; Won, E.; Yabsley, B.; Yamashita, Y.; Zhang, Z.; Zhulanov, V.; Zivko, T.; Zupanc, A.; Zyukova, O.; Belle Collaboration
2009
Abstract
We present a time-dependent Dalitz plot measurement of CP violation parameters in B-0 -> K-S(0)pi(+)pi(-) decays. These results are obtained from a large data sample that contains 657x10(6) B(B)over bar pairs collected at the Upsilon(4S) resonance with the Belle detector at the KEKB asymmetric-energy e(+)e(-) collider. For the CP violation parameters, we obtain two consistent solutions that describe the data well. The first of these solutions may be preferred by external information from other measurements. There is no evidence for direct CP violation in B-0 ->rho(0)(770)K-S(0), B-0 -> f(0)(980)K-S(0) and B-0 -> K*+(892)pi(-), while measurements of mixing-induced CP violation in B-0 ->rho(0)(770)K-S(0) and B-0 -> f(0)(980)K-S(0) decays are consistent with that of b -> c(c)over bars decays. We also measured the phase difference between B-0 -> K*+(892)pi(-) and (B)over bar(0)-> K*-(892)pi(+), which may be used to extract phi(3).
Details
Title
Time-dependent Dalitz plot measurement of CP parameters in B0→KS0π+π- decays
Author(s)
Dalseno, J. ; Adachi, I. ; Aihara, H. ; Arinstein, K. ; Aushev, T. ; Bakich, A. ; Balagura, V. ; Bay, A. ; Bhardwaj, V. ; Bitenc, U. ; Bondar, A. ; Bozek, A. ; Bračko, M. ; Browder, T. ; Chao, Y. ; Chen, A. ; Cheon, B. ; Cho, I.-S. ; Choi, Y. ; Dash, M. ; Drutskoy, A. ; Eidelman, S. ; Fujikawa, M. ; Gabyshev, N. ; Goldenzweig, P. ; Golob, B. ; Ha, H. ; Han, B.-Y. ; Hara, K. ; Hayasaka, K. ; Hayashii, H. ; Hazumi, M. ; Heffernan, D. ; Horii, Y. ; Hoshi, Y. ; Hou, W.-S. ; Hyun, H. ; Inami, K. ; Ishikawa, A. ; Ishino, H. ; Itoh, R. ; Iwasaki, M. ; Iwasaki, Y. ; Kah, D. ; Kang, J. ; Katayama, N. ; Kawai, H. ; Kawasaki, T. ; Kim, H. ; Kim, Y. ; Kim, Y. ; Kinoshita, K. ; Ko, B. ; Križan, P. ; Krokovny, P. ; Kuzmin, A. ; Kwon, Y.-J. ; Kyeong, S.-H. ; Lee, J. ; Lee, S. ; Li, J. ; Lin, S.-W. ; Liu, C. ; Louvot, R. ; Matyja, A. ; Mconie, S. ; Miyabayashi, K. ; Miyata, H. ; Miyazaki, Y. ; Mizuk, R. ; Nagasaka, Y. ; Nakahama, Y. ; Nakano, E. ; Nakao, M. ; Nakazawa, H. ; Natkaniec, Z. ; Nishida, S. ; Nitoh, O. ; Ogawa, S. ; Okuno, S. ; Ozaki, H. ; Pakhlov, P. ; Pakhlova, G. ; Park, C. ; Park, H. ; Park, K. ; Peak, L. ; Pestotnik, R. ; Piilonen, L. ; Rozanska, M. ; Sahoo, H. ; Sakai, Y. ; Schneider, O. ; Schwanda, C. ; Schwartz, A. ; Sekiya, A. ; Senyo, K. ; Sevior, M. ; Shapkin, M. ; Shiu, J.-G. ; Shwartz, B. ; Singh, J. ; Sokolov, A. ; Stanič, S. ; Starič, M. ; Sumisawa, K. ; Sumiyoshi, T. ; Tanaka, M. ; Taylor, G. ; Teramoto, Y. ; Tikhomirov, I. ; Trabelsi, K. ; Uehara, S. ; Uglov, T. ; Unno, Y. ; Uno, S. ; Usov, Y. ; Varner, G. ; Vervink, K. ; Wang, C. ; Wang, P. ; Wang, X. ; Watanabe, Y. ; Won, E. ; Yabsley, B. ; Yamashita, Y. ; Zhang, Z. ; Zhulanov, V. ; Zivko, T. ; Zupanc, A. ; Zyukova, O. ; Belle Collaboration
Published in
Physical Review D
Volume
79
Issue
7
Pages
072004
Date
2009
ISSN
1550-2368
Keywords
Other identifier(s)
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Laboratories
LPHE
Record Appears in
Scientific production and competences > SB - School of Basic Sciences > IPHYS - Institute of Physics > LPHE - High Energy Physics Laboratory
Peer-reviewed publications
Work produced at EPFL
Journal Articles
Published
Peer-reviewed publications
Work produced at EPFL
Journal Articles
Published
Record creation date
2010-11-05