【正】 The absorption cross section σ<sub>abs</sub> of J/ψ produced in relativistic heavy ioncollisions is deduced based on the analysis of the absorption len
【正】 The data of charmonium/bottonium suppression in p-A collisions at 800GeV/N are analyzed by considering the shadowing effect of the gluon structure func-t
【正】 -The contributions of vacuum fluctuations to energy density in a weak momen-tum dependence of self-energy are calculated in Walecka model.After adjusting