Observation of B̄0 → D0η′ and B̄0 → D*0η′
Schümann, J.; Abe, K.; Aihara, H.; Asano, Y.; Aushev, T.; Bahinipati, S.; Bakich, A.M.; Ban, Y.; Bedny, I.; Bitenc, U.; Bizjak, I.; Blyth, S.; Bondar, A.; Bozek, A.; Bračko, M.; Brodzicka, J.; Browder, T.E.; Chang, M.-C.; Chang, P.; Chao, Y.; Chen, A.; Chen, W.T.; Cheon, E.G.; Chistov, R.; Choi, S.-K.; Choi, Y.; Choi, Y.K.; Chuvikov, A.; Cole, S.; Dalseno, J.; Dash, M.; Eidelman, S.; Enari, Y.; Fang, F.; Gabyshev, N.; Garmash, A.; Gershon, T.; Gokhroo, G.; Golob, B.; Haba, J.; Hastings, N.C.; Hayasaka, K.; Hayashii, H.; Hazumi, M.; Hinz, L.; Hokuue, T.; Hoshi, Y.; Hou, W.-S.; Hsiung, Y.B.; Iijima, T.; Imoto, A.; Inami, K.; Iwasaki, Y.; Kang, J.H.; Kang, J.S.; Katayama, N.; Kawai, H.; Kawasaki, T.; Khan, H.R.; Kichimi, H.; Kim, H.J.; Kim, S.M.; Korpar, S.; Krokovny, P.; Kuo, C.C.; Kuzmin, A.; Kwon, Y.-J.; Lange, J.S.; Lee, S.E.; Lee, S.H.; Lee, Y.-J.; Lesiak, T.; Li, J.; Lin, S.-W.; Majumder, G.; Matsumoto, T.; Matyja, A.; Mitaroff, W.; Miyabayashi, K.; Miyake, H.; Miyata, H.; Mizuk, R.; Nagamine, T.; Nagasaka, Y.; Nakano, E.; Nakao, M.; Natkaniec, Z.; Nishida, S.; Nitoh, O.; Ogawa, S.; Ohshima, T.; Okabe, T.; Okuno, S.; Olsen, S.L.; Ostrowicz, W.; Pakhlov, P.; Park, C.W.; Parslow, N.
2005
Abstract
We report the observation of B̄0 → D 0η′ and the first observation of B̄0 → D*0η′, using 140 fb-1 of data collected at the Y(4S) resonance with the Belle detector at the KEKB asymmetric energy e+e- collider. We find the branching fractions to be B(B̄0 → D0η′) = [1.14 ± 0.20(stat) + 0.10 -0.13(syst)] × 10-4 and B(B̄0 → D*0η′) = [1.21 ± 0.34(stat) ± 0.22(syst)] × 10-4 with significances including systematic uncertainties of 8.9 and 5.3 standard deviations, respectively. © 2005 The American Physical Society.
Details
Title
Observation of B̄0 → D0η′ and B̄0 → D*0η′
Author(s)
Schümann, J. ; Abe, K. ; Aihara, H. ; Asano, Y. ; Aushev, T. ; Bahinipati, S. ; Bakich, A.M. ; Ban, Y. ; Bedny, I. ; Bitenc, U. ; Bizjak, I. ; Blyth, S. ; Bondar, A. ; Bozek, A. ; Bračko, M. ; Brodzicka, J. ; Browder, T.E. ; Chang, M.-C. ; Chang, P. ; Chao, Y. ; Chen, A. ; Chen, W.T. ; Cheon, E.G. ; Chistov, R. ; Choi, S.-K. ; Choi, Y. ; Choi, Y.K. ; Chuvikov, A. ; Cole, S. ; Dalseno, J. ; Dash, M. ; Eidelman, S. ; Enari, Y. ; Fang, F. ; Gabyshev, N. ; Garmash, A. ; Gershon, T. ; Gokhroo, G. ; Golob, B. ; Haba, J. ; Hastings, N.C. ; Hayasaka, K. ; Hayashii, H. ; Hazumi, M. ; Hinz, L. ; Hokuue, T. ; Hoshi, Y. ; Hou, W.-S. ; Hsiung, Y.B. ; Iijima, T. ; Imoto, A. ; Inami, K. ; Iwasaki, Y. ; Kang, J.H. ; Kang, J.S. ; Katayama, N. ; Kawai, H. ; Kawasaki, T. ; Khan, H.R. ; Kichimi, H. ; Kim, H.J. ; Kim, S.M. ; Korpar, S. ; Krokovny, P. ; Kuo, C.C. ; Kuzmin, A. ; Kwon, Y.-J. ; Lange, J.S. ; Lee, S.E. ; Lee, S.H. ; Lee, Y.-J. ; Lesiak, T. ; Li, J. ; Lin, S.-W. ; Majumder, G. ; Matsumoto, T. ; Matyja, A. ; Mitaroff, W. ; Miyabayashi, K. ; Miyake, H. ; Miyata, H. ; Mizuk, R. ; Nagamine, T. ; Nagasaka, Y. ; Nakano, E. ; Nakao, M. ; Natkaniec, Z. ; Nishida, S. ; Nitoh, O. ; Ogawa, S. ; Ohshima, T. ; Okabe, T. ; Okuno, S. ; Olsen, S.L. ; Ostrowicz, W. ; Pakhlov, P. ; Park, C.W. ; Parslow, N.
Published in
Physical Review D
Volume
72
Issue
1
Pages
011103
Date
2005
ISSN
05562821
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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
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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