2 papers
hep-ex2026
Measurement of the branching fraction of
BESIII Collaboration, M. Ablikim, M. N. Achasov +684
The branching fraction of the electromagnetic Dalitz decay is measured with an collision data sample collected by the BESIII experi…
hep-ex2026
Measurement of the ratio of branching fractions
LHCb collaboration, R. Aaij, M. Abdelfatah +1121
A measurement of the ratio of semileptonic branching fractions , defined as $\mathcal{R}(J/Ï) \equiv \mathcal{B}(B_c^+ \to J/ÏÏ^+ ν_Ï)/\mathcal{B}(B_c^+ \to…