Study on pure annihilation type B to V gamma decays

Hui Deng, Jing Gao, Lei-Yi Li +3

We investigate the pure annihilation type radiative $B$ meson decays $B^0\to \varphi \gamma$ and $B_s\to {\rho }^0(\omega )\gamma$ in the soft-collinear effective theory. We consider three types of contribut…