Charmonium production from nonequilibrium charm and anticharm quarks in quark-gluon plasma
Charmonium production from nonequilibrium charm and anticharm quarks in quark-gluon plasma
Parameterizing the charm and anticharm quark momentum distributions by the Tsallis distribution, we study the nonequilibrium effect on the charmonium production rate in a quark-gluon plasma up to the next-to-leading order in perturbative QCD. We find that nonequilibrium charm and anticharm quarks suppress the charmonium production rate compared to that …