First measurement of the cross sections for $e^{+}{e}^{-}\to K^0{K}^{-}\ddot{I}{€}^{+}J/\ddot{I}ˆ+c.c.$ at $\sqrt{s}$ from 4.396 to 4.951 GeV

BESIII Collaboration, M. Ablikim, M. N. Achasov +701

Using $e^{+}{e}^{-}$ collision data at 19 center-of-mass energies ranging from $4.396$ to $4.951\mathrm{GeV}$ corresponding to a total integrated luminosity of $8.86{\mathrm{fb}}^{-1}$ coll…