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相关论文: Why is Black Hole Entropy Affected by Rotation?

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The thermodynamics for Kerr-AdS black hole in four dimensions is revisited using the recently proposed restricted phase space formalism, which includes the central charge $C$ of the dual CFT and the chemical potential $\mu$, but excludes…

高能物理 - 理论 · 物理学 2022-02-08 Zeyuan Gao , Xiangqing Kong , Liu Zhao

The coupling of a Nambu-Goto string to gravity allows for Schwarzschild black holes whose entropy to area relation is $S=(A/4)(1-4\mu)$, where $\mu$ is the string tension.

高能物理 - 理论 · 物理学 2009-10-28 Francois Englert , Laurent Houart , Paul Windey

We study the entropy of black holes in the deformed Horava-Lifshitz gravity with coupling constant lambda. For lambda=1, the black hole resembles the Reissner-Norstrom black hole with a geometric parameter acting like the electric charge.…

广义相对论与量子宇宙学 · 物理学 2011-05-05 Andres Castillo , Alexis Larranaga

We compute the canonical (brick-wall) entropy of Hawking radiation in a in a quantum black hole model whose strong-field exterior is modeled phenomenologically, to first order in a small quadrupole parameter, by the static q-metric, which…

广义相对论与量子宇宙学 · 物理学 2026-02-20 Shokoufe Faraji , Niayesh Afshordi

In this paper, we study thermodynamics, thermal fluctuations, phase transitions and the charged anti-de Sitter black hole surrounded by perfect fluid dark matter. Large black holes are shown to be stable when subject to thermal…

广义相对论与量子宇宙学 · 物理学 2023-05-31 G. Abbas , R. H. Ali

Microscopic black holes are sensitive to higher dimension operators in the gravitational action. We compute the influence of these operators on the Schwarzschild solution using perturbation theory. All (time reversal invariant) operators of…

广义相对论与量子宇宙学 · 物理学 2010-01-06 Ming Lu , Mark B. Wise

In this article we study the thermodynamics of a general non-extremal rotating black hole in minimal five-dimensional gauged supergravity. We analyse the entropy-temperature diagram and the free energy. Additionally we consider the…

广义相对论与量子宇宙学 · 物理学 2015-08-26 Saskia Grunau , Hendrik Neumann

We find the entropy of Kehagias-Sfetsos black hole in the deformed Ho\v{r}ava-Lifshitz gravity by using the first law of thermodynamics. When applying generalized uncertainty principle (GUP) to Schwarzschild black hole, the entropy…

高能物理 - 理论 · 物理学 2010-02-01 Yun Soo Myung

Due to the non-independence of entropy and thermodynamic volume for spherically symmetric black holes in the AdS spacetime, when applying the Ruppeiner thermodynamic geometry theory to these black holes, we often encounter an unavoidable…

广义相对论与量子宇宙学 · 物理学 2020-01-08 Zhen-Ming Xu , Bin Wu , Wen-Li Yang

In gravitational thermodynamics, the entropy of a black hole with distinct surface gravities can be evaluated in a microcanonical ensemble. At the $WKB$ level, the entropy becomes the negative of the Euclidean action of the constrained…

广义相对论与量子宇宙学 · 物理学 2007-05-23 Zhong Chao Wu

In the study of "holographic complexity", upper bounds on the rate of growth of the (specific) complexity of field theories with holographic duals have attracted much attention. Underlying these upper bounds there are inequalities relating…

高能物理 - 理论 · 物理学 2019-05-03 Brett McInnes

The entropy of a Schwarzschild black hole, as computed via the semiclassical Euclidean path integral in a stationary phase approximation, is determined not by the on-shell value of the action (which vanishes), but by the…

广义相对论与量子宇宙学 · 物理学 2023-12-19 Jens Boos

We suggest a quantum black hole model that is based on an analogue to hydrogen atoms. A self-regular Schwarzschild-AdS black hole is investigated, where the mass density of the extreme black hole is given by the probability density of the…

高能物理 - 理论 · 物理学 2016-07-06 Chang Liu , Yan-Gang Miao , Yu-Mei Wu , Yu-Hao Zhang

Conditions for thermodynamic stability of asymptotically anti-de Sitter rotating black holes in D-dimensions are determined. Local thermodynamic stability requires not only positivity conditions on the specific heat and the moment of…

广义相对论与量子宇宙学 · 物理学 2015-06-19 Brian P. Dolan

Interpreting the cosmological constant as the energy of the vacuum and using a gravitational decoupling approach leads to a new Kerr--anti-de Sitter (AdS) black hole. The metric of the new Kerr--AdS is simpler than the standard Kerr--AdS…

广义相对论与量子宇宙学 · 物理学 2024-11-07 Suhail Khan , Shafqat Ul Islam , Sushant G. Ghosh , Sunil D. Maharaj

The one-loop contributions to the entropy for a massive scalar field in a Kerr black hole are investigated using an approximation of the metric, which, after a conformal transformation, permits to work in a Rindler-like spacetime. Of…

广义相对论与量子宇宙学 · 物理学 2009-10-30 Guido Cognola

The Hessian of the entropy function can be thought of as a metric tensor on state space. In the context of thermodynamical fluctuation theory Ruppeiner has argued that the Riemannian geometry of this metric gives insight into the underlying…

广义相对论与量子宇宙学 · 物理学 2009-11-13 Jan E. Aman , Narit Pidokrajt

Membrane method is used to compute the entropy of the NUT-Kerr-Newman black holes. It is found that even though the Euler characteristic is greater than two, the Bekenstein-Hawking area law is still satisfied. The formula $S=\chi A/8$…

广义相对论与量子宇宙学 · 物理学 2016-08-31 Xian-Hui Ge , You-Gen Shen

The nonextremal Kerr black holes have been considered to be holographically dual to two-dimensional (2D) conformal field theories (CFTs). In this paper, we extend the holography to the case of an asymptotically anti--de Sitter (AdS)…

广义相对论与量子宇宙学 · 物理学 2020-01-17 Canisius Bernard , Masoud Ghezelbash

Inspired by the hypothesis of the black hole molecule, with the help of the Hawking temperature, entropy and the thermodynamics curvature of the black hole, we propose a new measure of the relation between the interaction and the thermal…

广义相对论与量子宇宙学 · 物理学 2021-01-22 Zhen-Ming Xu , Bin Wu , Tao Yang , Wen-Li Yang