b → cτ e,μ contributions to R(D(*))

S Bressler, F De Vito Halevy, Y Nir - Journal of High Energy Physics, 2022 - Springer
A bstract The R (D (*)) puzzle stands for a~ 3σ violation of lepton flavor universality between
the decay rates of B→ D (*) τν and B→ D (*) ℓν, where ℓ= e, μ. If it is accounted for by new …