Cross Section Measurements of $\bar{n}p\to K^{+}{K}^{-}\ddot{I}{€}^{+}(\ddot{I}{€}^0)$ via Antineutrons Produced by $J/\ddot{I}ˆ\to p\ddot{I}{€}^{-}\bar{n}$ Decays

BESIII Collaboration, M. Ablikim, M. N. Achasov +759

Based on a novel method for producing antineutrons via $J/\ddot{I}ˆ$ decays, we report a study of $\bar{n}p$ inelastic scattering into final states containing kaons. The analysis uses $(1…