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Thermodynamic criticality of d-dimensional charged AdS black holes surrounded by quintessence with a cloud of strings background
General Relativity and Gravitation ( IF 2.8 ) Pub Date : 2020-08-01 , DOI: 10.1007/s10714-020-02729-4
M. Chabab , S. Iraoui

We focus on the study of the exact solution corresponding to charged AdS black holes surrounded by quintessence with a cloud of strings present in higher dimensional spacetime. We then investigate its corresponding thermodynamic criticality in the extended phase space and show that the spacetime dimension has no effect on the existence of small/large phase transition for such black holes. The heat capacity is evaluated and the geothermodynamics of Quevedo analyzed for different spacetime dimensions with the cloud of strings and quintessence parameters. We calculate the critical exponents describing the behavior of relevant thermodynamic quantities near the critical point. Finally, we also discuss the uncharged case, show how it is sensitive to the quintessence and strings cloud parameters, and when the thermodynamic behavior of the uncharged black holes is similar to Van der Waals fluid.

中文翻译:

d 维带电 AdS 黑洞的热力学临界性被具有弦背景云的精华包围

我们专注于研究与带电 AdS 黑洞相对应的精确解,这些黑洞被精髓所包围,在更高维的时空中存在一团弦云。然后我们研究了它在扩展相空间中相应的热力学临界性,并表明时空维度对此类黑洞的小/大相变的存在没有影响。对热容量进行评估,并使用弦云和精华参数分析不同时空维度的 Quevedo 地热力学。我们计算了描述临界点附近相关热力学量行为的临界指数。最后,我们还讨论了不带电的情况,展示了它对 quintessence 和 strings 云参数的敏感度,
更新日期:2020-08-01
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