Angular analysis of the decay B+ → K+ μ+ μ− in proton-proton collisions at √s = 8 TeV
Fecha
2018Abstract
The angular distribution of the flavor-changing neutral current decay B+ → K+ μ+ μ− is studied in proton-proton collisions at a center-of-mass energy of 8 TeV. The analysis is based on data collected with the CMS detector at the LHC, corresponding to an integrated luminosity of 20.5 fb−1. The forwardbackward asymmetry AFB of the dimuon system and the contribution FH from the pseudoscalar, scalar, and tensor amplitudes to the decay width are measured as a function of the dimuon mass squared. The ...
The angular distribution of the flavor-changing neutral current decay B+ → K+ μ+ μ− is studied in proton-proton collisions at a center-of-mass energy of 8 TeV. The analysis is based on data collected with the CMS detector at the LHC, corresponding to an integrated luminosity of 20.5 fb−1. The forwardbackward asymmetry AFB of the dimuon system and the contribution FH from the pseudoscalar, scalar, and tensor amplitudes to the decay width are measured as a function of the dimuon mass squared. The measurements are consistent with the standard model expectations. ...
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Physical review. D, Particles, fields, gravitation, and cosmology. College Park. Vol. 98, no. 11 (Dec. 2018), 112011, 20 p.
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