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Search for Bs0→μ+μ- and B0→μ+μ- Decays in pp Collisions at √s=7  TeV (CROSBI ID 176237)

Prilog u časopisu | izvorni znanstveni rad | međunarodna recenzija

Chatrchyan, S. ; ... ; Godinović, Nikola ; Lelas, Damir ; Lelas, Karlo ; Pleština, Roko ; Polić, Dunja ; Puljak, Ivica ; Antunović, Željko ; Dželalija, Mile et al. Search for Bs0→μ+μ- and B0→μ+μ- Decays in pp Collisions at √s=7  TeV // Physical review letters, 107 (2011), 19; 191802-1-191802-15. doi: 10.1103/PhysRevLett.107.191802

Podaci o odgovornosti

Chatrchyan, S. ; ... ; Godinović, Nikola ; Lelas, Damir ; Lelas, Karlo ; Pleština, Roko ; Polić, Dunja ; Puljak, Ivica ; Antunović, Željko ; Dželalija, Mile ; Kovač, Marko ; Brigljević, Vuko ; Đurić, Senka ; Kadija, Krešo ; Morović, Srećko ; ... ; White, A.

engleski

Search for Bs0→μ+μ- and B0→μ+μ- Decays in pp Collisions at √s=7  TeV

A search for the rare decays Bs0→μ+μ- and B0→μ+μ- is performed in pp collisions at √s=7  TeV, with a data sample corresponding to an integrated luminosity of 1.14  fb-1, collected by the CMS experiment at the LHC. In both cases, the number of events observed after all selection requirements is consistent with expectations from background and standard-model signal predictions. The resulting upper limits on the branching fractions are B(Bs0→μ+μ-)<1.9×10-8 and B(B0→μ+μ-)<4.6×10-9, at 95% confidence level.

CERN; CMS; LHC

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Podaci o izdanju

107 (19)

2011.

191802-1-191802-15

objavljeno

0031-9007

10.1103/PhysRevLett.107.191802

Povezanost rada

Fizika

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