Measurement of the time-dependent CP asymmetries in B0→KS0ρ 0γ decays
Li, J.; Adachi, I.; Arinstein, K.; Aushev, T.; Bakich, A.M.; Balagura, V.; Bedny, I.; Bhardwaj, V.; Bitenc, U.; Bozek, A.; Bračko, M.; Browder, T.E.; Chang, P.; Chao, Y.; Chen, A.; Cheon, B.G.; Chistov, R.; Choi, Y.; Dalseno, J.; Drutskoy, A.; Eidelman, S.; Gabyshev, N.; Ha, H.; Hara, K.; Hasegawa, Y.; Hayashii, H.; Hazumi, M.; Heffernan, D.; Hoshi, Y.; Hou, W.-S.; Hyun, H.J.; Iijima, T.; Ishikawa, A.; Itoh, R.; Iwasaki, M.; Iwasaki, Y.; Joshi, N.J.; Kah, D.H.; Kang, J.H.; Kawai, H.; Kawasaki, T.; Kichimi, H.; Kim, Y.I.; Kim, Y.J.; Kinoshita, K.; Korpar, S.; Križan, P.; Krokovny, P.; Kumar, R.; Kuzmin, A.; Kyeong, S.-H.; Liu, C.; Liu, Y.; Matyja, A.; McOnie, S.; Medvedeva, T.; Miyabayashi, K.; Miyake, H.; Miyata, H.; Moloney, G.R.; Nagasaka, Y.; Nakao, M.; Natkaniec, Z.; Nishida, S.; Nitoh, O.; Ogawa, S.; Ohshima, T.; Okuno, S.; Olsen, S.L.; Ozaki, H.; Pakhlova, G.; Park, C.W.; Park, H.; Park, H.K.; Park, K.S.; Peak, L.S.; Pestotnik, R.; Piilonen, L.E.; Sahoo, H.; Sakai, Y.; Schneider, O.; Schwanda, C.; Sekiya, A.; Senyo, K.; Shapkin, M.; Shiu, J.-G.; Shwartz, B.; Sokolov, A.; Somov, A.; Stanič, S.; Starič, M.; Sumiyoshi, T.; Tanaka, M.; Taylor, G.N.; Teramoto, Y.; Tikhomirov, I.; Trabelsi, K.; Tsuboyama, T.; Uehara, S.; Uglov, T.; Unno, Y.; Uno, S.; Urquijo, P.; Ushiroda, Y.; Usov, Y.; Varner, G.; Varvell, K.E.; Vervink, K.; Vinokurova, A.; Wang, C.H.; Wang, P.; Wang, X.L.; Watanabe, Y.; Won, E.; Yabsley, B.D.; Yamamoto, H.; Yamashita, Y.; Yamauchi, M.; Zhang, Z.P.; Zhilich, V.; Zivko, T.; Zupanc, A.; Zyukova, O.
2008
Abstract
We report the first measurement of time-dependent CP asymmetry in B0→KS0ρ0γ decays based on 657×106 BB̄ pairs collected with the Belle detector at the KEKB asymmetric-energy collider. We measure the CP-violating parameter SKS0ρ0γ=0.11±0.33(stat)-0.09+0.05(syst) from a signal of 212±17 events. We also obtain the effective direct CP-violating parameter Aeff=0.05±0.18(stat)±0.06(syst) for mKS0π+π-<1.8GeV/c2 and 0.6GeV/c2
Details
Title
Measurement of the time-dependent CP asymmetries in B0→KS0ρ 0γ decays
Author(s)
Li, J. ; Adachi, I. ; Arinstein, K. ; Aushev, T. ; Bakich, A.M. ; Balagura, V. ; Bedny, I. ; Bhardwaj, V. ; Bitenc, U. ; Bozek, A. ; Bračko, M. ; Browder, T.E. ; Chang, P. ; Chao, Y. ; Chen, A. ; Cheon, B.G. ; Chistov, R. ; Choi, Y. ; Dalseno, J. ; Drutskoy, A. ; Eidelman, S. ; Gabyshev, N. ; Ha, H. ; Hara, K. ; Hasegawa, Y. ; Hayashii, H. ; Hazumi, M. ; Heffernan, D. ; Hoshi, Y. ; Hou, W.-S. ; Hyun, H.J. ; Iijima, T. ; Ishikawa, A. ; Itoh, R. ; Iwasaki, M. ; Iwasaki, Y. ; Joshi, N.J. ; Kah, D.H. ; Kang, J.H. ; Kawai, H. ; Kawasaki, T. ; Kichimi, H. ; Kim, Y.I. ; Kim, Y.J. ; Kinoshita, K. ; Korpar, S. ; Križan, P. ; Krokovny, P. ; Kumar, R. ; Kuzmin, A. ; Kyeong, S.-H. ; Liu, C. ; Liu, Y. ; Matyja, A. ; McOnie, S. ; Medvedeva, T. ; Miyabayashi, K. ; Miyake, H. ; Miyata, H. ; Moloney, G.R. ; Nagasaka, Y. ; Nakao, M. ; Natkaniec, Z. ; Nishida, S. ; Nitoh, O. ; Ogawa, S. ; Ohshima, T. ; Okuno, S. ; Olsen, S.L. ; Ozaki, H. ; Pakhlova, G. ; Park, C.W. ; Park, H. ; Park, H.K. ; Park, K.S. ; Peak, L.S. ; Pestotnik, R. ; Piilonen, L.E. ; Sahoo, H. ; Sakai, Y. ; Schneider, O. ; Schwanda, C. ; Sekiya, A. ; Senyo, K. ; Shapkin, M. ; Shiu, J.-G. ; Shwartz, B. ; Sokolov, A. ; Somov, A. ; Stanič, S. ; Starič, M. ; Sumiyoshi, T. ; Tanaka, M. ; Taylor, G.N. ; Teramoto, Y. ; Tikhomirov, I. ; Trabelsi, K. ; Tsuboyama, T. ; Uehara, S. ; Uglov, T. ; Unno, Y. ; Uno, S. ; Urquijo, P. ; Ushiroda, Y. ; Usov, Y. ; Varner, G. ; Varvell, K.E. ; Vervink, K. ; Vinokurova, A. ; Wang, C.H. ; Wang, P. ; Wang, X.L. ; Watanabe, Y. ; Won, E. ; Yabsley, B.D. ; Yamamoto, H. ; Yamashita, Y. ; Yamauchi, M. ; Zhang, Z.P. ; Zhilich, V. ; Zivko, T. ; Zupanc, A. ; Zyukova, O.
Published in
Physical Review Letters
Volume
101
Issue
25
Pages
251601
Date
2008
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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