论文标题

新的放松时间近似:具有QCD启发的放松时间的运输系数的一致计算

Novel relaxation time approximation: a consistent calculation of transport coefficients with QCD-inspired relaxation times

论文作者

Rocha, Gabriel S., Denicol, Gabriel S., Ferreira, Maurício N., Noronha, Jorge

论文摘要

我们使用弛豫时间近似的新表述,使用QCD启发的能量依赖性的松弛时间和现象学热质量从拟合到晶格QCD热力学获得的现象学热质量来始终如一地计算大块和剪切粘度系数。方便地选择匹配条件以简化计算。

We use a novel formulation of the relaxation time approximation to consistently calculate the bulk and shear viscosity coefficients using QCD-inspired energy-dependent relaxation times and phenomenological thermal masses obtained from fits to lattice QCD thermodynamics. The matching conditions are conveniently chosen to simplify the computations.

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