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Lifetime difference of B(s) mesons: Theory status

Beneke, Martin; Lenz, Alexander

Authors

Martin Beneke

Alexander Lenz



Abstract

We give an update on the lifetime difference of Bs mesons which accounts for recent lattice bag parameter results, and obtain (ΔΓ/Γ)Bs = (9.3+3.4-4.6)%. We then review the current theoretical uncertainties and conclude with a pessimistic perspective on further improvements.

Citation

Beneke, M., & Lenz, A. (2001). Lifetime difference of B(s) mesons: Theory status. Journal of Physics G: Nuclear and Particle Physics, 27(6), 1219-1224. https://doi.org/10.1088/0954-3899/27/6/319

Journal Article Type Article
Publication Date Jan 1, 2001
Deposit Date Dec 7, 2015
Publicly Available Date Mar 28, 2024
Journal Journal of Physics G: Nuclear and Particle Physics
Print ISSN 0954-3899
Electronic ISSN 1361-6471
Publisher IOP Publishing
Peer Reviewed Peer Reviewed
Volume 27
Issue 6
Pages 1219-1224
DOI https://doi.org/10.1088/0954-3899/27/6/319

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