scholarly journals Softening of the equation of state of matter at large densities and temperatures: chiral symmetry restoration vs. quark deconfinement

2008 ◽  
Author(s):  
Alessandro Drago
Keyword(s):  
Equation Of State ◽  
Chiral Symmetry ◽  
Chiral Symmetry Restoration ◽  
Quark Deconfinement ◽  
State Of Matter

scholarly journals CHIRAL CONDENSATE IN NUCLEAR MATTER WITH VACUUM CORRECTIONS

2008 ◽  
Vol 23 (40) ◽  
pp. 3393-3403 ◽  
Author(s):  
WEI-ZHOU JIANG ◽  
BAO-AN LI
Keyword(s):  
Equation Of State ◽  
Nuclear Matter ◽  
Chiral Symmetry ◽  
Scaling Law ◽  
Chiral Condensate ◽  
Chiral Symmetry Restoration ◽  
Density Dependent ◽  
Dirac Sea

Within the relativistic Hartree approach using a Lagrangian with density-dependent parameters according to the Brown–Rho scaling law, it is found that the vacuum corrections from the nucleon Dirac sea soften the equation of state and favor the chiral symmetry restoration at high densities.

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