Scalar charmonium and glueball mixing in $e^{+}{e}^{-}\to J/\psi X$

S. Dulat, K. Hagiwara, Z. -H. Lin

We study the possibility of the scalar charmonium and glueball mixing in $e^{+}{e}^{-}$ annihilation at $\sqrt{s}=10.6$ GeV. The effects can be used to explain the unexpected large cros…