Initial values of the quark-gluon plasma system form relativistic nucleusnucleus collisions are discussed under thermodynamic equilibrium.From these initial values,the dependence of the dilepton production on the inci...Initial values of the quark-gluon plasma system form relativistic nucleusnucleus collisions are discussed under thermodynamic equilibrium.From these initial values,the dependence of the dilepton production on the incident energy of colliding nuclei has been studied based on the relativistic hydrodynamic model,and it is found that with increasing incident energy a characterstic plateau indicating the formatioin of the quark-gluon plasma appears in the total yield.展开更多
A self-consistent calculation method about the damping rates of fast moving particles in QCP is proposed within the real time finite temperature QCD formalism.And the infrared divergence in the naive calculation is ov...A self-consistent calculation method about the damping rates of fast moving particles in QCP is proposed within the real time finite temperature QCD formalism.And the infrared divergence in the naive calculation is overcome without adding by hand a magnetic screening mass as the infrared cutoff.For weak coupling QCD toe damping rates of the fast moving gluon and quark are obtained and their relaxation times in RICH and LHC scales are estimated.展开更多
基金Supported by 95 Key Funds of the Chinese Academy of Sciences(KJ951-A1-410)National foundation of China No.19475060
文摘Initial values of the quark-gluon plasma system form relativistic nucleusnucleus collisions are discussed under thermodynamic equilibrium.From these initial values,the dependence of the dilepton production on the incident energy of colliding nuclei has been studied based on the relativistic hydrodynamic model,and it is found that with increasing incident energy a characterstic plateau indicating the formatioin of the quark-gluon plasma appears in the total yield.
文摘A self-consistent calculation method about the damping rates of fast moving particles in QCP is proposed within the real time finite temperature QCD formalism.And the infrared divergence in the naive calculation is overcome without adding by hand a magnetic screening mass as the infrared cutoff.For weak coupling QCD toe damping rates of the fast moving gluon and quark are obtained and their relaxation times in RICH and LHC scales are estimated.
