The analysis of the charmonium-like states $X^{\ast }(3860)$,$X(3872)$, $X(3915)$, $X(3930)$ and $X(3940)$ according to its strong decay behaviors

Guo Liang Yu, Zhi Gang Wang, Zhen Yu Li

Inspired by the newly observed state $X^{\ast }(3860)$, we analyze the strong decay behaviors of some charmonium-like states $X^{\ast }(3860)$,$X(3872)$, $X(3915)$, $X(3930)$ and $X(3940)$…