论文标题

从重力脱钩的毛毛黑洞的地平线热力学附近

Near horizon thermodynamics of hairy black holes from gravitational decoupling

论文作者

Cavalcanti, Rogerio T., Alves, Kelvin dos S., da Silva, Julio M. Hoff

论文摘要

仔细研究了由重力去耦方法产生的毛状球形对称黑洞的地平线结构和热力学。确定黑洞的温度和热容量,以及毛茸茸的参数如何影响热力学。它允许分析热稳定性和可能存在的黑洞。我们还计算通过广义不确定性原理校正的鹰辐射。因此,我们考虑了费米子的发射,并将隧道方法应用于广义迪拉克方程。它表明,尽管地平线位置与Schwarzschild的位置相同,但可以选择适当的参数,但在两个黑洞的地平线附近发生的物理现象在质量上都是不同的。

The horizon structure and thermodynamics of hairy spherically symmetric black holes generated by the gravitational decoupling method are carefully investigated. The temperature and heat capacity of the black hole is determined, as well as how the hairy parameters affect the thermodynamics. It allows the analysis of the thermal stability and the possible existence of a remanent black hole. We also calculate the Hawking radiation corrected by the generalized uncertainty principle. For such we consider the emission of fermions and apply the tunneling method to the generalized Dirac equation. It shows that, despite the horizon location being the same of the Schwarzschild one for a suitable choice of parameters, the physical phenomena happening near the horizon of both black holes are qualitatively different.

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