Papers

Peer-reviewed
Mar, 2016

Inclusive and exclusive measurements of B decays to chi(c1) and chi(c2) at Belle

PHYSICAL REVIEW D
  • V. Bhardwaj
  • K. Miyabayashi
  • E. Panzenboeck
  • K. Trabelsi
  • A. Frey
  • A. Abdesselam
  • I. Adachi
  • H. Aihara
  • S. Al Said
  • K. Arinstein
  • D. M. Asner
  • H. Atmacan
  • V. Aulchenko
  • T. Aushev
  • R. Ayad
  • V. Babu
  • I. Badhrees
  • S. Bahinipati
  • A. M. Bakich
  • A. Bala
  • V. Bansal
  • E. Barberio
  • B. Bhuyan
  • J. Biswal
  • A. Bobrov
  • A. Bondar
  • A. Bozek
  • M. Bracko
  • T. E. Browder
  • D. Cervenkov
  • V. Chekelian
  • A. Chen
  • B. G. Cheon
  • K. Chilikin
  • R. Chistov
  • K. Cho
  • V. Chobanova
  • S-K. Choi
  • Y. Choi
  • D. Cinabro
  • J. Dalseno
  • M. Danilov
  • Z. Dolezal
  • D. Dutta
  • S. Eidelman
  • H. Farhat
  • J. E. Fast
  • T. Ferber
  • O. Frost
  • B. G. Fulsom
  • V. Gaur
  • N. Gabyshev
  • S. Ganguly
  • A. Garmash
  • R. Gillard
  • R. Glattauer
  • Y. M. Goh
  • P. Goldenzweig
  • B. Golob
  • D. Greenwald
  • J. Haba
  • P. Hamer
  • K. Hayasaka
  • H. Hayashii
  • X. H. He
  • W-S. Hou
  • T. Iijima
  • K. Inami
  • A. Ishikawa
  • R. Itoh
  • Y. Iwasaki
  • I. Jaegle
  • D. Joffe
  • K. K. Joo
  • T. Julius
  • E. Kato
  • P. Katrenko
  • T. Kawasaki
  • C. Kiesling
  • D. Y. Kim
  • J. B. Kim
  • K. T. Kim
  • M. J. Kim
  • S. H. Kim
  • Y. J. Kim
  • K. Kinoshita
  • B. R. Ko
  • N. Kobayashi
  • P. Kodys
  • S. Korpar
  • P. Krizan
  • P. Krokovny
  • T. Kuhr
  • R. Kumar
  • T. Kumita
  • A. Kuzmin
  • Y-J. Kwon
  • I. S. Lee
  • C. Li
  • Y. Li
  • L. Li Gioi
  • J. Libby
  • D. Liventsev
  • A. Loos
  • P. Lukin
  • M. Masuda
  • D. Matvienko
  • H. Miyata
  • R. Mizuk
  • G. B. Mohanty
  • S. Mohanty
  • A. Moll
  • H. K. Moon
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  • T. Nanut
  • Z. Natkaniec
  • M. Nayak
  • N. K. Nisar
  • S. Nishida
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  • B. Pal
  • C. W. Park
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  • T. K. Pedlar
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  • Y. Sakai
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  • V. Savinov
  • O. Schneider
  • G. Schnell
  • C. Schwanda
  • Y. Seino
  • D. Semmler
  • K. Senyo
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  • M. E. Sevior
  • V. Shebalin
  • C. P. Shen
  • T-A. Shibata
  • J-G. Shiu
  • B. Shwartz
  • F. Simon
  • J. B. Singh
  • Y-S. Sohn
  • A. Sokolov
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  • U. Tamponi
  • K. Tanida
  • Y. Teramoto
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  • T. Uglov
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  • S. Uno
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  • Y. Usov
  • C. Van Hulse
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  • A. Vinokurova
  • V. Vorobyev
  • C. H. Wang
  • M-Z. Wang
  • P. Wang
  • X. L. Wang
  • M. Watanabe
  • Y. Watanabe
  • S. Wehle
  • E. Won
  • J. Yamaoka
  • S. Yashchenko
  • H. Ye
  • Y. Yook
  • C. Z. Yuan
  • Y. Yusa
  • Z. P. Zhang
  • V. Zhilich
  • V. Zhulanov
  • A. Zupanc
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Volume
93
Number
5
First page
052016-1
Last page
052016-13
Language
English
Publishing type
Research paper (scientific journal)
DOI
10.1103/PhysRevD.93.052016
Publisher
AMER PHYSICAL SOC

We report inclusive and exclusive measurements for chi(c1) and chi(c2) production in B decays. We measure B(B -> chi X-c1) = (3.03 +/- 0.05 (stat) +/- 0.24(syst)) x 10(-3) and B(B -> chi X-c2) = (0.70 +/- 0.06 (stat) +/- 0.10(syst)) x 10(-3). For the first time, chi(c2) production in exclusive B decays in the modes B-0 -> chi(c2) pi K--(+) and B-0 -> chi(c2) pi(-)pi K-+(+) has been observed, along with first evidence for the B-0 -> chi(c2) pi K--(s)0 decay mode. For chi c1 production, we report the first observation in the B+ -> chi(c1) pi(-)pi K-+(+), B-0 -> chi(c1) pi(-)pi K-+(s)0 and B-0 -> chi(c1) pi(-)pi K-+(+) decay modes. Using these decay modes, we observe a difference in the production mechanism of chi(c2) in comparison to chi(c1) in B decays. In addition, we report searches for X(3872) and chi(c1) (2P) in the B+ -> (chi(c1) pi(+)pi(-))K+ decay mode. The reported results use 772 x 10(6) B (B) over bar events collected at the Upsilon(4S) resonance with the Belle detector at the KEKB asymmetric-energy e(+)e(-) collider.

Link information
DOI
https://doi.org/10.1103/PhysRevD.93.052016
Web of Science
https://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcAuth=JSTA_CEL&SrcApp=J_Gate_JST&DestLinkType=FullRecord&KeyUT=WOS:000373106200002&DestApp=WOS_CPL
URL
https://link.aps.org/doi/10.1103/PhysRevD.93.052016
ID information
  • DOI : 10.1103/PhysRevD.93.052016
  • ISSN : 2470-0010
  • eISSN : 2470-0029
  • Web of Science ID : WOS:000373106200002

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