Resonant parameters of the $Y(4220)$

X. Y. Gao, C. P. Shen, C. Z. Yuan

The vector charmoniumlike state $Y(4220)$ was reported recently in the cross sections of $e^{+}{e}^{-}\to \omega {\chi }_{c0}$, ${\pi }^{+}{\pi }^{-}{h}_c$, ${\pi }^{+}{\pi }^{-}J/\psi$, and $D^0{D}^{\ast -}{\pi }^{+}+c.c.$ measured by the…