论文标题

逆磁催化 - 我们知道多少?

Inverse magnetic catalysis -- how much do we know about?

论文作者

Bandyopadhyay, Aritra, Farias, Ricardo L S

论文摘要

审查了文献中一些进步,以了解在存在强磁场和有限温度(零夸克化学势)的情况下夸克物质的相变。我们首先在零/有限温度下讨论磁性催化(MC)背后的物理学,然后重点介绍高温和强磁场下的磁反催化(IMC)的晶格预测。 IMC的可能解释也被涵盖。最后,我们讨论了修改QCD(量子染色体动力学)有效模型的最新努力,以重现在晶格模拟上观察到的IMC。我们强调这样一个事实,即对NJL模型的耦合常数应用热磁效应显着提高了NJL模型的有效性,以获得与晶格结果一致的热和磁化夸克物质的合理物理描述。

Some of the advances made in the literature to understand the phase transitions of quark matter in the presence of strong magnetic field and finite temperature (zero quark chemical potential) are reviewed. We start by discussing the physics behind the Magnetic catalysis (MC) at zero/finite temperature and then focus on the lattice predictions for inverse magnetic catalysis (IMC) at high temperature and strong magnetic fields. Possible explanations for the IMC are covered as well. Finally, we discuss recent efforts to modify QCD (quantum chromodynamics) effective models in order to reproduce the IMC observed on the lattice simulations. We emphasize the fact that applying thermo-magnetic effects on the coupling constant of the NJL model significantly improve the effectiveness of the NJL model to obtain a reasonable physical description of hot and magnetized quark matter being in agreement with lattice results.

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