$J/\psi$ photoproduction: threshold to very high energy

Lin Tang, Yi-Xuan Yang, Zhu-Fang Cui +1

A reaction model for $\gamma +p\to J/\psi +p$ photoproduction, which exposes the $c\bar{c}$ content of the photon in making the transition $\gamma \to c\bar{c}+\mathbb{P}\to J/\psi$ and couples t…