Study of $B_{s,d}\to l^{+}{l}^{-}\gamma$ Decays

C. Q. Geng, C. C. Lih, Wei-Min Zhang

We study the decays of $B_{s,d}\to l^{+}{l}^{-}\gamma (l=e,\mu ,\tau )$ within the light-front model. We calculate the tensor type form factors and use these form factors to evaluate the decay br…