Inclusive $J/\psi$ Productions at $e^{+}{e}^{-}$ Colliders

K. Hagiwara, E. Kou, Z. -H. Lin +2

Inclusive $J/\psi$ productions in $e^{+}{e}^{-}$ annihilation is studied in the framework of NRQCD. We first review the leading-order calculations of the cross sections for $e^+ e^- \to J/…