论文标题

有限温度夸克,具有排除体积模型

Finite-Temperature Quarkyonic Matter with an Excluded Volume Model

论文作者

Sen, Srimoyee, Warrington, Neill C.

论文摘要

我们引入了一个理论框架,以分析最近提出的Quarkyonic物质模型的热能。这需要提出有限温度分布功能和受内部理论一致性约束的熵功能。我们使用此处开发的形式主义来分析温度对夸克发作的影响,这是重子密度的函数。我们发现,夸克阶段出现的重子密度仅随温度而略微降低,这是由大$ N_C $产生的效果。我们此外发现,有限温度会增加产生的夸克的密度。此处介绍的框架可用于计算与中子星星合并相关的热和密集夸克物质状态的方程。

We introduce a theoretical framework to analyze the thermal properties of a recently proposed "excluded volume" model of quarkyonic matter. This entails proposing finite temperature distribution functions and entropy functionals constrained by internal theoretical consistency. We use the formalism developed here to analyze the effect of temperature on the quark onset as a function of baryon density. We find that the baryon density at which the quarkyonic phase emerges decreases only slightly with temperature, an effect produced by large $N_c$. We furthermore find that a finite temperature increases the density of quarks produced. The framework presented here can be used to compute the equation of state of hot and dense quarkyonic matter which is of relevance to neutron star mergers.

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