m(Pc+(4312)) = 4311.9±0.7+6.8/-0.6 MeV, Γ = 9.8±2.7+3.7/-4.5 MeVm(Pc+(4440)) = 4440.3±1.3+4.1/-4.7 MeV, Γ = 20.6±4.9+8.7/-10.1 MeVm(Pc+(4457)) = 4457.3±0.6+4.1/-1.7 MeV, Γ = 6.4±2.0+5.7/-1.9 MeV Today at the Rencontres de Moriond QCD conference,…
Today at the Rencontres de Moriond EW conference, the LHCb Collaboration presented an updated measurement of the ratio RK, an important test of a principle of the Standard Model of…
An important milestone in the history of particle physics. The LHCb collaboration has just presented at the Rencontres de Moriond EW and in a special CERN Seminar the first observation…
Observation of an excited Bc+ state. This week the LHCb collaboration announced the observation of an excited Bc+ state, confirming measurements by the ATLAS and CMS collaborations. The results were…
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