论文标题

改性重力中的无限领域:带标量头发的超恒星黑洞

The Immirzi field in modified gravity: superentropic black holes with scalar hair

论文作者

Boudet, Simon

论文摘要

在F(r)对HOLST动作的概括的背景下,具有动力学的immirzi场,我们得出了一种分析解决方案,描述了具有双曲线层的渐近抗DE保姆黑洞。这些表现出第二种标量头发,最终取决于Immirzi场径向行为。特别是,我们展示了Immirzi场如何修改与黑洞相关的通常的熵定律。我们还验证了渐近区域中的不simirzi场归结为恒定值,从而恢复了标准环量子重力图片。最终,我们证明了反向等距不平等的违反,导致黑洞的超级强度,我们详细讨论了溶液的热力学稳定性。

In the context of f(R) generalizations to the Holst action, endowed with a dynamical Immirzi field, we derive an analytic solution describing asymptotically anti-de Sitter black holes with hyperbolic horizon. These exhibit a scalar hair of the second kind which ultimately depends on the Immirzi field radial behaviour. In particular, we show how the Immirzi field modifies the usual entropy law associated to the black hole. We also verify that the Immirzi field boils down to a constant value in the asymptotic region, thus restoring the standard loop quantum gravity picture. We finally prove the violation of the reverse isoperimetric inequality, resulting in the superentropic nature of the black hole, and we discuss in detail the thermodynamic stability of the solution.

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