论文标题

从晶格QCD的非零温度下的静态夸克反夸克相互作用

Static quark anti-quark interactions at non-zero temperature from lattice QCD

论文作者

Parkar, Gaurang, Bala, Dibyendu, Kaczmarek, Olaf, Larsen, Rasmus, Mukherjee, Swagato, Petreczky, Peter, Rothkopf, Alexander, Weber, Johannes Heinrich

论文摘要

我们介绍了使用逼真的2+1 HISQ风味晶状体QCD静态夸克反夸克对的中等相互作用的结果。将重点放在使用四种互补方法中从库仑仪中威尔逊线相关器中提取光谱信息。我们的结果表明,在HISQ晶格上,与Quark电位的真正部分相关的主要光谱峰的位置仍然不受温度影响。这与QCD的先前工作相反,我们将后续比较与新生成的淬火合奏进行了比较。

We present results on the in-medium interactions of static quark anti-quark pairs using realistic 2+1 HISQ flavor lattice QCD. Focus is put on the extraction of spectral information from Wilson line correlators in Coulomb gauge using four complementary methods. Our results indicate that on HISQ lattices, the position of the dominant spectral peak associated with the real-part of the interquark potential remains unaffected by temperature. This is in contrast to prior work in quenched QCD and we present follow up comparisons to newly generated quenched ensembles.

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