Measurement of CP violation in B-0 -> D*-pi(+) and B-0 -> D-pi(+) decays
- Authors
- Ronga, FJ[Ronga, F. J.]; Sarangi, TR[Sarangi, T. R.]; Abe, K[Abe, K.]; Adachi, I[Adachi, I.]; Aihara, H[Aihara, H.]; Anipko, D[Anipko, D.]; Arinstein, K[Arinstein, K.]; Asano, Y[Asano, Y.]; Aushev, T[Aushev, T.]; Bahinipati, S[Bahinipati, S.]; Bakich, AM[Bakich, A. M.]; Balagura, V[Balagura, V.]; Barberio, E[Barberio, E.]; Barbero, M[Barbero, M.]; Belous, K[Belous, K.]; Bitenc, U[Bitenc, U.]; Bizjak, I[Bizjak, I.]; Blyth, S[Blyth, S.]; Bondar, A[Bondar, A.]; Bozek, A[Bozek, A.]; Bracko, M[Bracko, M.]; Browder, TE[Browder, T. E.]; Chang, P[Chang, P.]; Chen, A[Chen, A.]; Chen, WT[Chen, W. T.]; Cheon, BG[Cheon, B. G.]; Chistov, R[Chistov, R.]; Chuvikov, A[Chuvikov, A.]; Dalseno, J[Dalseno, J.]; Danilov, M[Danilov, M.]; Dash, M[Dash, M.]; Drutskoy, A[Drutskoy, A.]; Eidelman, S[Eidelman, S.]; Epifanov, D[Epifanov, D.]; Fratina, S[Fratina, S.]; Gabyshev, N[Gabyshev, N.]; Garmash, A[Garmash, A.]; Gershon, T[Gershon, T.]; Gokhroo, G[Gokhroo, G.]; Golob, B[Golob, B.]; Gorisek, A[Gorisek, A.]; Haba, J[Haba, J.]; Hara, K[Hara, K.]; Hara, T[Hara, T.]; Hayasaka, K[Hayasaka, K.]; Hayashii, H[Hayashii, H.]; Hazumi, M[Hazumi, M.]; Higuchi, T[Higuchi, T.]; Hinz, L[Hinz, L.]; Hokuue, T[Hokuue, T.]; Hoshi, Y[Hoshi, Y.]; Hou, S[Hou, S.]; Hou, WS[Hou, W. -S.]; Iijima, T[Iijima, T.]; Inami, K[Inami, K.]; Ishikawa, A[Ishikawa, A.]; Ishino, H[Ishino, H.]; Itoh, R[Itoh, R.]; Iwasaki, Y[Iwasaki, Y.]; Kang, JH[Kang, J. H.]; Kawai, H[Kawai, H.]; Kawasaki, T[Kawasaki, T.]; Khan, HR[Khan, H. R.]; Kim, HJ[Kim, H. J.]; Kinoshita, K[Kinoshita, K.]; Korpar, S[Korpar, S.]; Krokovny, P[Krokovny, P.]; Kulasiri, R[Kulasiri, R.]; Kumar, R[Kumar, R.]; Kuo, CC[Kuo, C. C.]; Kwon, YJ[Kwon, Y. -J.]; Leder, G[Leder, G.]; Lee, J[Lee, J.]; Lesiak, T[Lesiak, T.]; Li, J[Li, J.]; Limosani, A[Limosani, A.]; Liventsev, D[Liventsev, D.]; Majumder, G[Majumder, G.]; Mandl, F[Mandl, F.]; Matsumoto, T[Matsumoto, T.]; Mitaroff, W[Mitaroff, W.]; Miyabayashi, K[Miyabayashi, K.]; Miyake, H[Miyake, H.]; Miyata, H[Miyata, H.]; Mohapatra, D[Mohapatra, D.]; Nagamine, T[Nagamine, T.]; Nakamura, I[Nakamura, I.]; Nakano, E[Nakano, E.]; Natkaniec, Z[Natkaniec, Z.]; Nishida, S[Nishida, S.]; Nitoh, O[Nitoh, O.]; Noguchi, S[Noguchi, S.]; Nozaki, T[Nozaki, T.]; Ogawa, S[Ogawa, S.]; Ohshima, T[Ohshima, T.]; Okuno, S[Okuno, S.]; Olsen, SL[Olsen, S. L.]; Onuki, Y[Onuki, Y.]; Pakhlov, P[Pakhlov, P.]; Park, CW[Park, C. W.]; Park, H[Park, H.]; Peak, LS[Peak, L. S.]; Pestotnik, R[Pestotnik, R.]; Piilonen, LE[Piilonen, L. E.]; Poluektov, A[Poluektov, A.]; Rozanska, M[Rozanska, M.]; Sakai, Y[Sakai, Y.]; Sato, N[Sato, N.]; Satoyama, N[Satoyama, N.]; Sayeed, K[Sayeed, K.]; Schietinger, T[Schietinger, T.]; Schneider, O[Schneider, O.]; Schwartz, AJ[Schwartz, A. J.]; Seidl, R[Seidl, R.]; Senyo, K[Senyo, K.]; Sevior, ME[Sevior, M. E.]; Shapkin, M[Shapkin, M.]; Shibuya, H[Shibuya, H.]; Shwartz, B[Shwartz, B.]; Singh, JB[Singh, J. B.]; Sokolov, A[Sokolov, A.]; Somov, A[Somov, A.]; Soni, N[Soni, N.]; Stamen, R[Stamen, R.]; Stanic, S[Stanic, S.]; Staric, M[Staric, M.]; Stoeck, H[Stoeck, H.]; Sumisawa, K[Sumisawa, K.]; Suzuki, S[Suzuki, S.]; Suzuki, SY[Suzuki, S. Y.]; Takasaki, F[Takasaki, F.]; Tanaka, M[Tanaka, M.]; Teramoto, Y[Teramoto, Y.]; Tian, XC[Tian, X. C.]; Trabelsi, K[Trabelsi, K.]; Tsukamoto, T[Tsukamoto, T.]; Uehara, S[Uehara, S.]; Ueno, K[Ueno, K.]; Uno, S[Uno, S.]; Urquijo, P[Urquijo, P.]; Ushiroda, Y[Ushiroda, Y.]; Usov, Y[Usov, Y.]; Varner, G[Varner, G.]; Varvell, KE[Varvell, K. E.]; Villa, S[Villa, S.]; Wang, CH[Wang, C. H.]; Watanabe, Y[Watanabe, Y.]; Won, E[Won, E.]; Xie, QL[Xie, Q. L.]; Yabsley, BD[Yabsley, B. D.]; Yamaguchi, A[Yamaguchi, A.]; Yamashita, Y[Yamashita, Y.]; Yamauchi, M[Yamauchi, M.]; Ying, J[Ying, J.]; Zhang, CC[Zhang, C. C.]; Zhang, LM[Zhang, L. M.]; Zhang, ZP[Zhang, Z. P.]; Zhilich, V[Zhilich, V.]; Zurcher, D[Zuercher, D.]; Choi, Y[Choi, Y.]
- Issue Date
- May-2006
- Publisher
- AMERICAN PHYSICAL SOC
- Citation
- PHYSICAL REVIEW D, v.73, no.9
- Indexed
- SCIE
SCOPUS
- Journal Title
- PHYSICAL REVIEW D
- Volume
- 73
- Number
- 9
- URI
- https://scholarworks.bwise.kr/skku/handle/2021.sw.skku/87310
- DOI
- 10.1103/PhysRevD.73.092003
- ISSN
- 1550-7998
- Abstract
- We report measurements of time-dependent decay rates for B-0 -> D(*)-pi(+) decays and extraction of CP violation parameters that depend on phi(3). Using fully reconstructed D-(*)pi events and partially reconstructed D-*pi events from a data sample that contains 386x10(6) B (B) over bar pairs that was collected near the Upsilon(4S) resonance, with the Belle detector at the KEKB asymmetric energy e(+)e(-) collider, we obtain the CP violation parameters S+(D-(*)pi) and S-(D-(*)pi). We obtain S+(D-*pi)=0.049 +/- 0.020(stat)+/- 0.011(sys), S-(D-*pi)=0.031 +/- 0.019(stat)+/- 0.011(sys), and S+(D pi)=0.031 +/- 0.030(stat)+/- 0.012(sys), S-(D pi)=0.068 +/- 0.029(stat)+/- 0.012(sys). These results are an indication of CP violation in B-0 -> D*-pi(+) and B-0 -> D-pi(+) decays at the 2.5 sigma and 2.2 sigma levels, respectively. If we use the values of R-D((*))pi that are derived using assumptions of factorization and SU(3) symmetry, branching fraction measurements for the B -> D-s((*))pi modes, and lattice QCD calculations, we can restrict the allowed region of \sin(2 phi(1)+phi(3)\ to be above 0.44 and 0.52 at 68% confidence level from the D-*pi and D pi modes, respectively.
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Collections - Science > Department of Physics > 1. Journal Articles
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