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arXiv 0910.2889hep-lat
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SU(Nc)胶子等离子体的性质

Properties of the SU(Nc) Gluon Plasma

Saumen Datta, Sourendu Gupta

摘要:

我们研究了SU(Nc)规范理论中的退禁闭相变,以及退禁闭相变的性质。对SU(4)和SU(6)规范理论进行了详细的格点研究,并研究了有限体积和截断效应对热力学观测量的影响。解禁闭转变点与晶格间距的标度用于计算标度Lambda_MSbar。利用热力学量的连续谱估计研究了胶子等离子体的性质。特别地,研究了共形极限的求法。我们没有发现任何证据的强耦合,共形相在这些理论。

英文摘要:

We investigate the deconfinement transition in SU(Nc) gauge theories, and properties of the deconfined phase. A detailed lattice study of SU(4) and SU(6) gauge theories are conducted, and finite volume and cutoff effects on thermodynamic observables are studied. The scaling of the deconfinement transition point with lattice spacing is used to calculate the scale, Lambda_MSbar. The continuum estimates of the thermodynamic quantities are used to study properties of the gluon plasma. In particular, the approach to conformal limit is studied. We do not find any evidence of a strongly coupled, conformal phase in these theories.

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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