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相关论文: Stable remnants and quantum gravity effects in non…

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The Hawking-Unruh effect of thermal radiance from a black hole or observed by an accelerated detector is usually viewed as a geometric effect related to the existence of an event horizon. Here we propose a new viewpoint, that the detection…

广义相对论与量子宇宙学 · 物理学 2007-05-23 B. L. Hu

In this article, we explore the RN black hole under f(R) gravity and its thermodynamic properties. We begin by examining the small fluctuations around the equilibrium state and summarizing the expression for the modified thermodynamic…

综合物理 · 物理学 2025-12-01 Wen-Xiang Chen , Yao-Guang Zheng

Unlike generic models of regular black holes (BHs) with nonzero surface gravity on both Cauchy and event horizons, an inner-degenerate counterpart with zero Cauchy horizon surface gravity was recently proposed. For this regular BH solution…

广义相对论与量子宇宙学 · 物理学 2024-08-30 Mohsen Khodadi , Javad T. Firouzjaee

A simple regular black hole solution satisfying the weak energy condition is obtained within Einstein--non--linear electrodynamics theory. We have computed the thermodynamic properties of this black hole by a careful analysis of the…

广义相对论与量子宇宙学 · 物理学 2016-11-23 Nicolás Morales--Durán , Andrés F. Vargas , Paulina Hoyos--Restrepo , Pedro Bargueño

In this paper, we investigate the thermodynamic properties of spherically symmetric, static black hole solutions within the framework of Conformal Killing Gravity (CKG). This is a modified theory of gravity that retains all solutions of…

广义相对论与量子宇宙学 · 物理学 2025-08-19 S. Ghaffari , G. G. Luciano

The aim of this paper is to explore the thermodynamic topology of topological charged dilatonic black holes. To achieve this, our study will begin by examining the characteristics of topological charged black holes in dilaton gravity.…

高能物理 - 理论 · 物理学 2024-11-26 Bidyut Hazarika , B. Eslam Panah , Prabwal Phukon

In this article we explore the origin of black hole thermodynamics using semiclassical states in loop quantum gravity. We re-examine the case of entropy using a density matrix for a coherent state and describe correlations across the…

广义相对论与量子宇宙学 · 物理学 2013-02-19 Arundhati Dasgupta

Non-perturbative quantum general relativity provides a possible framework to analyze issues related to black hole thermodynamics from a fundamental perspective. A pedagogical account of the recent developments in this area is given. The…

广义相对论与量子宇宙学 · 物理学 2007-05-23 Abhay Ashtekar , Kirill Krasnov

In this paper, we study massive gravity in the presence of Born-Infeld nonlinear electrodynamics. First, we obtain metric function related to this gravity and investigate the geometry of the solutions and find that there is an essential…

高能物理 - 理论 · 物理学 2015-11-25 Seyed Hossein Hendi , Behzad Eslam Panah , Shahram Panahiyan

The quantum entropy of the Kerr black hole arising from gravitational perturbation is investigated by using Null tetrad and \'t Hooft\'s brick-wall model. It is shown that effect of the graviton\'s spins on the subleading correction is…

广义相对论与量子宇宙学 · 物理学 2009-11-07 Jiliang Jing , Mu-Lin Yan

Black holes in equilibrium and the counting of their entropy within Loop Quantum Gravity are reviewed. In particular, we focus on the conceptual setting of the formalism, briefly summarizing the main results of the classical formalism and…

广义相对论与量子宇宙学 · 物理学 2009-01-12 Alejandro Corichi

Building on the idea of Tolman and Ehrenfest that heat has weight, Luttinger established a deep connection between gravitational fields and thermal transport. However, this relation does not include anomalous quantum fluctuations that…

统计力学 · 物理学 2024-09-06 Baptiste Bermond , Maxim Chernodub , Adolfo G. Grushin , David Carpentier

We investigate the thermodynamics of a Schwarzschild black hole, surrounded by the quintessence energy-matter in the linear and quadratic generalized uncertainty principle framework. Considering the variance in the position to be of the…

广义相对论与量子宇宙学 · 物理学 2025-02-04 Soham Sen , Abhijit Dutta , Sunandan Gangopadhyay

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 extended phase space, we investigate the rainbow gravity-corrected thermodynamic phenomena and phase structure of the Schwarzschild black hole surrounded by a spherical cavity. The results show that rainbow gravity has a very…

广义相对论与量子宇宙学 · 物理学 2022-08-30 Zhong-Wen Feng , Xia Zhou , Shi-Qi Zhou , Shu-Zheng Yang

We present a new class of asymptotically flat charge static solutions in third order Lovelock gravity. These solutions present black hole solutions with two inner and outer event horizons, extreme black holes or naked singularities provided…

高能物理 - 理论 · 物理学 2009-11-11 M. H. Dehghani , M. Shamirzaie

In this paper, we study the thermodynamics of black holes using a generalized uncertainty principle (GUP) with a correction term linear order in the momentum uncertainty. The mass-temperature relation and heat capacity are calculated from…

广义相对论与量子宇宙学 · 物理学 2015-06-18 Abhijit Dutta , Sunandan Gangopadhyay

The event horizon is a source of irreversibility, analogous to statistical irreversibility. This is why for systems with an event horizon there is no difference between quantum and thermal fluctuations. Quantum processes of quantum…

广义相对论与量子宇宙学 · 物理学 2025-10-16 G. E. Volovik

By using the canonical Hamiltonian method, we obtain the mass and entropy of the black holes with general dynamical coupling constant $\lambda$ in Ho\v{r} ava-Lifshitz Gravity. Regardless of whether the horizon is sphere, plane or…

高能物理 - 理论 · 物理学 2009-09-28 Rong-Gen Cai , Li-Ming Cao , Nobuyoshi Ohta

In this article, we present a study on thermodynamics of a class of regular black holes. Such a class includes Bardeen and Hayward regular black holes. We obtained thermodynamic quantities like the Hawking temperature, entropy, and heat…

广义相对论与量子宇宙学 · 物理学 2018-05-15 R. V. Maluf , Juliano C. S. Neves