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Observation of the rare Bs0 →µ+µ− decay from the combined analysis of CMS and LHCb data
(2015)NatureThe standard model of particle physics describes the fundamental particles and their interactions via the strong, electromagnetic and weak forces. It provides precise predictions for measurable quantities that can be tested experimentally. The probabilities, or branching fractions, of the strange B meson ( ) and the B0 meson decaying into two oppositely charged muons (μ+ and μ−) are especially interesting because of their sensitivity to ...Journal Article -
Evidence for the direct decay of the 125 GeV Higgs boson to fermions
(2014)Nature PhysicsThe discovery of a new boson with a mass of approximately 125 GeV in 2012 at the Large Hadron Collider1,2,3 has heralded a new era in understanding the nature of electroweak symmetry breaking and possibly completing the standard model of particle physics4,5,6,7,8,9. Since the first observation in decays to γγ, WW and ZZ boson pairs, an extensive set of measurements of the mass10,11 and couplings to W and Z bosons11,12,13, as well as ...Journal Article