Semileptonic $B-\to p\bar{p}\ell -{\bar{\nu }}_{\ell }$ decays

C. Q. Geng, Y. K. Hsiao

We study the four-body exclusive semileptonic baryonic $\bar{B}$ decays of $B^{-}\to p\bar{p}{\ell }^{-}{\bar{\nu }}_{\ell }$ ($\ell =e,\mu ,\tau$) in the standard model. We find that their decay branch…