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相关论文: Thermodynamical instability of black holes

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In this work, we investigate the thermodynamic and the stability of the regular Hayward black hole surrounded by quintessence. Using the metric of the black hole surrounded by quintessence and the new approach of the holographic principle,…

广义相对论与量子宇宙学 · 物理学 2020-07-29 Kamiko Kouemeni Jean Rodrigue , Mahamat Saleh , Bouetou Bouetou Thomas , Timoleon Crepin Kofane

In this paper, we compute the mass and the temperature of the uncharged black holes of third order Lovelock gravity and compute the entropy through the use of first law of thermodynamics. We perform a stability analysis by studying the…

广义相对论与量子宇宙学 · 物理学 2010-04-22 M. H. Dehghani , R. Pourhasan

We study the evolution of charged, asymptotically de Sitter black holes close to the cold extremal branch of the phase space. We consider black hole sizes that are parametrically smaller than both their inverse temperature and the…

高能物理 - 理论 · 物理学 2025-10-22 Arindam Bhattacharjee , Muktajyoti Saha

In this paper, we analyze the complete thermodynamic and phase transition phenomena of a black hole solution in Ho\v{r}ava-Lifshitz gravity in arbitrary space time. Nature of phase transition is studied using geometrothermodynamic and…

广义相对论与量子宇宙学 · 物理学 2015-01-20 Jishnu Suresh , Tharanath R , V C Kuriakose

We have investigated the black hole thermodynamics and the phase transition for renormalized group improved asymptotically safe Schwarzschild black hole. This geometry takes into account the quantum gravitational correction in the running…

广义相对论与量子宇宙学 · 物理学 2022-12-21 Rituparna Mandal , Sunandan Gangopadhyay

We study black hole phase transitions in (deformed) Ho\v{r}ava-Lifshitz (H-L) gravity, including the charged black hole and KS black hole. Stability of black holes in H-L gravity and the phase transition signals are investigated. The Ricci…

高能物理 - 理论 · 物理学 2011-03-21 Qiao-Jun Cao , Yi-Xin Chen , Kai-Nan Shao

In this paper, we study the thermodynamics and geothermodynamics of spherical black hole solutions in dRGT massive gravity in a new extended phase space. Inspired by the work of Kastor et al. [1], by interpreting the graviton mass as a…

高能物理 - 理论 · 物理学 2019-05-01 M. Chabab , H. El Moumni , S. Iraoui , K. Masmar

We study black holes in AdS-like spacetimes, with the horizon given by an arbitrary positive curvature Einstein metric. A criterion for classical instability of such black holes is found in the large and small black hole limits. Examples of…

高能物理 - 理论 · 物理学 2014-11-18 Sean A. Hartnoll

We study the issue of temperature in a steady system around a black hole event horizon, contrasting it with the appearance of divergence in a thermal equilibrium system. We focus on a spherically symmetric system governed by general…

广义相对论与量子宇宙学 · 物理学 2024-01-04 Hyeong-Chan Kim

We analyze the thermodynamical properties of black holes in a modified theory of gravity, which was initially proposed to obtain correct dynamics of galaxies and galaxy clusters without dark matter. The thermodynamics of non-rotating and…

广义相对论与量子宇宙学 · 物理学 2016-05-20 Jonas R. Mureika , John W. Moffat , Mir Faizal

A (charged) rotating black hole may be unstable against a (charged) massive scalar field perturbation due to the existence of superradiance modes. The stability property depends on the parameters of the system. In this paper, the…

广义相对论与量子宇宙学 · 物理学 2021-06-02 Jia-Mao Lin , Ming-Jian Luo , Zi-Han Zheng , Lei Yin , Jia-Hui Huang

Some problems have been found as to the definition of entropy of black hole being applied to the extremal Kerr-Newman case, which has conflicts with the third law of thermodynamics. We have proposed a new modification for the near extremal…

广义相对论与量子宇宙学 · 物理学 2007-05-23 Hai Lin

The standard Hawking formula predicts the complete evaporation of black holes. In this paper, we introduce effects of quantum gravity into fermions' tunneling from Reissner-Nordstrom and Kerr black holes. The quantum gravity effects slow…

广义相对论与量子宇宙学 · 物理学 2014-10-27 Deyou Chen , Houwen Wu , Haitang Yang

We study the thermodynamic behavior of static and spherically symmetric hairy black holes in massive gravity. In this case, the black hole is surrounded in a spherical cavity with a fixed temperature on the surface. It is observed that…

广义相对论与量子宇宙学 · 物理学 2015-06-23 Behrouz Mirza , Zeinab Sherkatghanad

In Ho\v{r}ava and Einstein-{\AE}ther theories of modified gravity, in spite of the violation of Lorentz invariance, spherically-symmetric stationary black hole solutions possess an inner universal horizon which separates field…

广义相对论与量子宇宙学 · 物理学 2015-07-10 Florent Michel , Renaud Parentani

Extremal black holes are immune of Hawking evaporation. On the other hand, some heavy atomic nuclei feature extraordinary stability to spontaneous transmutations changing their mass numbers. The fact that extremal black holes and stable…

高能物理 - 理论 · 物理学 2019-09-04 B. P. Kosyakov , E. Yu. Popov , M. A. Vronsky

The fate of black hole thermodynamics under Weyl transformations is investigated by going back to the laws of black hole mechanics. It is shown that the transformed surface gravity, that one would identify with the black hole temperature in…

广义相对论与量子宇宙学 · 物理学 2018-11-30 Fayçal Hammad , Étienne Massé , Patrick Labelle

Vortices and black holes set the scene for many interesting dynamical processes in physics. Here, we study the dynamical instability of quantised vortices and rotational superradiance around rotating black holes, illustrating in the process…

量子气体 · 物理学 2022-02-18 Sam Patrick , August Geelmuyden , Sebastian Erne , Carlo F. Barenghi , Silke Weinfurtner

We propose a simple procedure for evaluating the main thermodynamical attributes of a Schwarzschild's black hole: Bekenstein-Hawking entropy, Hawking's temperature and Bekenstein's quantization of the surface area. We make use of the…

广义相对论与量子宇宙学 · 物理学 2009-11-13 V. Pankovic , M. Predojevic , P. Grujic

We investigate the possibility of statistical explanation of the black hole entropy by counting quasi-bounded modes of thermal fluctuation in two dimensional black hole spacetime. The black hole concerned is quantum in the sense that it is…

广义相对论与量子宇宙学 · 物理学 2014-11-17 Y. Itoh , M. Hotta , T. Futamase , M. Morikawa