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17–24 Jul 2013
KTH and Stockholm University Campus
Europe/Stockholm timezone

Studies of the electroweak penguin transitions b→smumu and b→dmumu at LHCb

19 Jul 2013, 17:45
15m
D1 (KTH Campus)

D1

KTH Campus

Talk presentation Flavour Physics and Fundamental Symmetries Flavour Physics and fundamental symmetries

Speaker

Nicola Serra (Universitaet Zuerich (CH))

Description

Rare b→sμ+μ– transitions that proceed via flavour changing neutral currents are suppressed in the SM and provide a sensitive probe of new physics contributions entering in competing diagrams. The dataset collected with the LHCb experiment has enabled measurements to be made in decays such as B→K*0μ+μ–, B+→K+μ+μ– and Bs→φμ+μ–. Particularly interesting are the angular and isospin asymmetries in the decay B→K(*)0μ+μ–, which are sensitive probes of new physics. The large statistics of reconstructed B mesons allow, for the first time, experimental access to b→dμ+μ– transitions, such as B+→π+μ+μ–, which are further suppressed in the SM. The latest results on these decay modes will be presented.

Primary author

Nicola Serra (Universitaet Zuerich (CH))

Presentation materials