Cross section measurement of $e^{+}{e}^{-}\to {\eta }^{\prime }J/\psi$ from $\sqrt{s}=4.178$ to $4.600$ GeV

M. Ablikim, M. N. Achasov, P. Adlarson +477

The cross section of the process $e^{+}{e}^{-}\to {\eta }^{\prime }J/\psi$ is measured at center-of-mass energies from $\sqrt{s}=$ 4.178 to 4.600 GeV using data samples corresponding to a total…