Annihilation Rates of Heavy $1^{--}$ S-wave Quarkonia in Salpeter Method

Hui-feng Fu, Xiang-jun Chen, Guo-Li Wang

The annihilation rates of vector $1^{--}$ charmonium and bottomonium ${}^3{S}_1$ states $V\to e^{+}{e}^{-}$ and $V\to 3\gamma$, $V\to \gamma gg$ and $V\to 3g$ are est…