The weak decay $B_c$ to $Z(3930)$ and $X(4160)$ by Bethe-Salpeter method

Zhi-Hui Wang, Yi Zhang, Tian-hong Wang +2

Considering $Z(3930)$ and $X(4160)$ as ${\chi }_{c2}(2P)$ and ${\chi }_{c2}(3P)$ states, the semileptonic and nonleptonic of $B_c$ decays to $Z(3930)$ and $X(4160)$ are studied by the improved…