Strong and electromagnetic amplitudes, direct $CP$ and isospin asymmetries in the decays $J/\ddot{I}ˆ\to K_S^0{K}^{+}\ddot{I}{€}^{-}+c.c.$

BESIII Collaboration, M. Ablikim, M. N. Achasov +766

Using $e^{+}{e}^{-}$ annihilation data collected at 26 center-of-mass energy points between 3000.00 and $3119.88\text{MeV}$ with the BESIII detector, corresponding to a total integrated…