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Precision flavour physics with BKνbar nu and BKl+l

M. Bartscha, M. Beylicha, G. Buchallaa and D.-N. Gaob

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We show that a combined analysis of BKνbar nu and BKl+l allows for new physics tests practically free of form factor uncertainties. Residual theory errors are at the level of several percent. Our study underlines the excellent motivation for measuring these modes at a Super Flavour Factory.

Keywords

Rare Decays

B-Physics

Heavy Quarks Physics

 

E-print Number: 0909.1512

Cited: by |

Refers: to

PACS

13.20.He Decays of bottom mesons

12.39.St Factorization

13.40.Gp Electromagnetic form factors

14.40.Nd Bottom mesons

14.40.Aq pi, K, and eta mesons

13.20.Eb Decays of K mesons

Subjects

Particle physics and field theory

Dates

Issue 11 (November 2009)

Received 23 September 2009, accepted for publication 10 October 2009

Published 4 November 2009



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