Search for the decay B-s(0) -> mu(+)mu(-) with the ATLAS detector

G. Aad, B. Abbott, Mogens Dam, Jørgen Beck Hansen, Peter Henrik Hansen, John Renner Hansen, Jørn Dines Hansen, Simon Johann Franz Heisterkamp, Morten Dam Jørgensen, Esben Bryndt Klinkby, Nele Maria Philomena Boelaert, Sascha Mehlhase, Björn Stefan Nilsson, Troels Christian Petersen, Ask Emil Løvschall-Jensen, Stefania Xella

80 Citationer (Scopus)

Abstract

A blind analysis searching for the decay Bs0→μ+μ- has been performed using proton-proton collisions at a centre-of-mass energy of 7 TeV recorded with the ATLAS detector at the LHC. With an integrated luminosity of 2.4 fb-1 no excess of events over the background expectation is found and an upper limit is set on the branching fraction BR(Bs0→μ+μ-)<2.2(1.9)×10-8 at 95% (90%) confidence level.

OriginalsprogEngelsk
TidsskriftPhysics Letters B
Vol/bind713
Udgave nummer4-5
Sider (fra-til)387-407
Antal sider20
ISSN0370-2693
DOI
StatusUdgivet - 18 jul. 2012

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