Skip to main navigation Skip to search Skip to main content

Bs0 lifetime measurement in the CP -odd decay channel Bs0 →j /ψ f0 (980)

  • V. M. Abazov
  • , B. Abbott
  • , B. S. Acharya
  • , M. Adams
  • , T. Adams
  • , J. P. Agnew
  • , G. D. Alexeev
  • , G. Alkhazov
  • , A. Alton
  • , A. Askew
  • , S. Atkins
  • , K. Augsten
  • , V. Aushev
  • , Y. Aushev
  • , C. Avila
  • , F. Badaud
  • , L. Bagby
  • , B. Baldin
  • , D. V. Bandurin
  • , S. Banerjee
  • E. Barberis, P. Baringer, J. F. Bartlett, U. Bassler, V. Bazterra, A. Bean, M. Begalli, L. Bellantoni, S. B. Beri, G. Bernardi, R. Bernhard, I. Bertram, M. Besançon, R. Beuselinck, P. C. Bhat, S. Bhatia, V. Bhatnagar, G. Blazey, S. Blessing, K. Bloom, A. Boehnlein, D. Boline, E. E. Boos, G. Borissov, M. Borysova, A. Brandt, O. Brandt, M. Brochmann, R. Brock, S. Desai, (D0 Collaboration)

Research output: Contribution to journalArticlepeer-review

Abstract

The lifetime of the Bs0 meson is measured in the decay channel Bs0→J/ψπ+π- with 880≤Mπ+π-≤1080 MeV/c2, which is mainly a CP-odd state and dominated by the f0(980) resonance. In 10.4 fb-1 of data collected with the D0 detector in Run II of the Tevatron, the lifetime of the Bs0 meson is measured to be τ(Bs0)=1.70±0.14(stat)±0.05(syst) ps. Neglecting CP violation in Bs0/Bs0 mixing, the measurement can be translated into the width of the heavy mass eigenstate of the Bs0, ΓH=0.59±0.05(stat)±0.02(syst) ps-1.

Original languageEnglish (US)
Article number012001
JournalPhysical Review D - Particles, Fields, Gravitation and Cosmology
Volume94
Issue number1
DOIs
StatePublished - Jul 6 2016

Bibliographical note

Publisher Copyright:
© 2016 American Physical Society.

Fingerprint

Dive into the research topics of 'Bs0 lifetime measurement in the CP -odd decay channel Bs0 →j /ψ f0 (980)'. Together they form a unique fingerprint.

Cite this