Effect of quark masses on the QCD pressure in a strong magnetic background

被引：21

作者：

Blaizot, Jean-Paul ^{[1
]}

Fraga, Eduardo S. ^{[2
]}

Palhares, Leticia F. ^{[1
,2
,3
]}

机构：

[1] CEA Saclay, CNRS URA2306, Inst Phys Theor, F-91191 Gif Sur Yvette, France

[2] Univ Fed Rio de Janeiro, Inst Fis, BR-21941972 Rio De Janeiro, RJ, Brazil

[3] Heidelberg Univ, Inst Theoret Phys, D-69120 Heidelberg, Germany

来源：

PHYSICS LETTERS B | 2013年 / 722卷 / 1-3期

基金：

欧洲研究理事会;

关键词：

Thermal field theory; Quantum chromodynamics; Magnetic fields; Perturbation theory; Quark masses; ELECTRON; MOMENT; EVENT;

D O I：

10.1016/j.physletb.2013.04.004

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

We compute the two-loop contribution to the QCD pressure in a strong magnetic background, for arbitrary quark masses. We show that, for very large fields, the chiral limit is trivial. (C) 2013 Elsevier B.V. All rights reserved.

引用

页码：167 / 171

页数：5

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