Nucleon pole contributions in $J/\psi \to N\bar{N}\pi$, $p\bar{p}\eta$, $p\bar{p}{\eta }^{\prime }$ and $p\bar{p}\omega$ decays

Wei-Hong Liang, Peng-Nian Shen, Bing-Song Zou +1

Nucleon pole contributions in $J/\psi \to N\bar{N}\pi$, $p\bar{p}\eta$, $p\bar{p}{\eta }^{\prime }$ and $p\bar{p}\omega$ decays are re-studied. Different contributions due to PS-PS and PS-PV coupl…