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Test of lepton universality with decays
LHCb collaboration, R. Aaij, C. Abellán Beteta +904
The ratio of branching fractions of the decays and , , is measured for the first time using proton-proto…
Measurements of the Absolute Branching Fractions of
J. P. Lees, V. Poireau, V. Tisserand +232
A study of the two body decays , where X refers to one charmonium state, is reported by BaBar collaboration using a data sample of 42…
Precision measurement of the mass
LHCb collaboration, R. Aaij, C. Abellán Beteta +901
A measurement of the mass is performed using data collected by the LHCb experiment between 2016 and 2018 in collisions at a centre-of-mass energy of 13 TeV, corr…
Observation of the semileptonic decay
LHCb collaboration, R. Aaij, C. Abellán Beteta +900
The Cabibbo-suppressed semileptonic decay is observed for the first time using a sample of collisions corresponding to an integrated luminosit…
Determination of quantum numbers for several excited charmed mesons observed in decays
LHCb collaboration, R. Aaij, C. Abellán Beteta +907
A four-body amplitude analysis of the decay is performed, where fractions and relative phases of the various resonances contributing to the decay are measu…
Measurement of the production cross-section in collisions at TeV
LHCb collaboration, R. Aaij, C. Abellán Beteta +913
Using a data sample corresponding to an integrated luminosity of , collected by the LHCb experiment, the production of the state in proton-proton collisions…