Reexamined radiative Decay $B_q^{\ast }\to B_q\gamma$ in Light Cone QCD

Zuo-Hong Li, Xiang-Yao Wu, Tao Huang

The radiative decay $B_q^{\ast }\to B_q\gamma (q=u,d,ors)$ is reexamined with a modified light-cone QCD sum rule method, in which adequate chiral operators are chosen as the interpolat…