论文标题

爱因斯坦 - 加斯 - 尼特重力中的海沃德黑洞

Hayward black holes in Einstein-Gauss-Bonnet gravity

论文作者

Kumar, Arun, Singh, Dharm Veer, Ghosh, Sushant G.

论文摘要

Hayward度量是一个带球体对称的常规黑洞,对爱因斯坦方程的Reisnner-Nordstr $ \ ddot {O} $ M黑洞的修饰,与非线性电动力学结合。我们认为Einstein-Gauss-Bonnet重力(EGB)与非线性电动力学结合在一起,以呈现出具有常规中心的五个维度($ 5D $)Hayward黑洞,具有内部(cauchy)和外部(事件)和外部(事件)地平线,当电荷关闭时,它将转移到Boulware-Desser黑洞,当时电荷是在电荷开关时($ e = 0 $ e = 0 $)。电荷$ e $的存在导致了热力学量的修改,并且还显示出可以实现鹰式页面的相似。特定的热量显示在地平线半径上的差异$ r = r_c $(临界半径),其中温度具有最高。我们的限制结果,$ e \ to0 $,将Vis-A-Vis减少到$ 5D $ Boulware-Desser解决方案。

The Hayward metric is a spherically symmetric charged regular black holes, a modification of the Reisnner-Nordstr$\ddot{o}$m black holes of Einstein's equations coupled to nonlinear electrodynamics. We consider Einstein-Gauss-Bonnet gravity (EGB) coupled to nonlinear electrodynamics to present an exact five dimension ($5D$) Hayward black holes with a regular center, having inner (Cauchy) and outer (event) horizons which go over to Boulware-Desser black holes when the charge is switched off ($e=0$). The presence of charge $e$ leads the modification in thermodynamical quantities, and it has also been shown that the Hawking-Page like phase transition can be achieved. The specific heat shows divergence at the horizon radius $r=r_C$ (critical radius), where the temperature has a maximum. Our result in the limit, $e\to0$, reduces vis-a-vis to the $5D$ Boulware-Desser solutions.

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