Is $Y(4008)$ possibly a $1^{--}$ $\psi (3^3{S}_1)$ state?

Li-Jin Chen, Dan-Dan Ye, Ailin Zhang

The strong decays of the radially excited $\psi (3^3{S}_1)$ state are studied within the ${}^3{P}_0$ model. As a believed $\psi (3^3{S}_1)$, some strong decay widths and relevant ratios of $ψ(4040…