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We give a new and conceptually simple approach to obtain the first law of black hole thermodynamics from a basic thermodynamical property that entropy (S) for any stationary black hole is a state function implying that dS must be an exact…

高能物理 - 理论 · 物理学 2009-07-09 Rabin Banerjee , Sujoy Kumar Modak

Asymptotic symmetry of the Euclidean 3D gravity with torsion is described by two independent Virasoro algebras with different central charges. Elements of this boundary conformal structure are combined with Cardy's formula to calculate the…

广义相对论与量子宇宙学 · 物理学 2009-11-11 M. Blagojevic , B. Cvetkovic

Based on the modification to area-law due to thermal fluctuation at small horizon radius, we investigate the thermodynamics of charged quasitopological and charged rotating quasitopological black holes. In particular, we derive the…

广义相对论与量子宇宙学 · 物理学 2017-11-16 Sudhaker Upadhyay

In this paper, we consider higher order correction of the entropy and study the thermodynamical properties of recently proposed Schwarzschild-Beltrami-de Sitter black hole, which is indeed an exact solution of Einstein equation with a…

综合物理 · 物理学 2020-06-19 Behnam Pourhassan , Hoda Farahani , Sudhaker Upadhyay

We study phases of five-dimensional three-charge black holes with a circle in their transverse space. In particular, when the black hole is localized on the circle we compute the corrections to the metric and corresponding thermodynamics in…

高能物理 - 理论 · 物理学 2010-10-27 Troels Harmark , Kristjan R. Kristjansson , Niels A. Obers , Peter B. Ronne

In this paper, we continue the analysis of the effective model of quantum Schwarzschild black holes recently proposed by some of the authors in [1,2]. In the resulting spacetime the central singularity is resolved by a black-to-white hole…

广义相对论与量子宇宙学 · 物理学 2022-02-28 Fabio M. Mele , Johannes Münch , Stratos Pateloudis

In this paper we investigate statistical entropy of a 3-dimensional rotating acoustic black hole based on generalized uncertainty principle. In our results we obtain an area entropy and a correction term associated with the noncommutative…

高能物理 - 理论 · 物理学 2015-06-19 M. A. Anacleto , F. A. Brito , E. Passos , W. P. Santos

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

The issue concerning the existence of exact black hole solutions in presence of non vanishing cosmological constant and scalar fields is reconsidered. With regard to this, in investigating no-hair theorem violations, exact solutions of…

高能物理 - 理论 · 物理学 2008-11-26 Mario Nadalini , Luciano Vanzo , Sergio Zerbini

This work presents a non-equilibrium framework for thermodynamicized black holes, inspired by the entropy-functional interpretation of emergent gravity and by residue-based methods in black hole thermodynamics. The main idea is to unify…

广义相对论与量子宇宙学 · 物理学 2026-04-24 Wen-Xiang Chen

The quantum contribution of a scalar field to entropy of a dilatonic black hole is calculated in the brick wall model by the WKB method and analyzed by a high-temperature expansion. If the cutoff distance from the horizon approaches zero,…

高能物理 - 理论 · 物理学 2013-03-21 Kiyoshi Shiraishi

The thermal properties of black holes in the presence of quantum fields can be revealed through solutions of the semi-classical Einstein equation. We present a brief but self-contained review of the main features of the semi-classical back…

广义相对论与量子宇宙学 · 物理学 2022-04-13 David Hochberg

We show that the Bekenstein-Hawking entropy associated with any black hole undergoes logarithmic corrections when small thermodynamic fluctuations around equilibrium are taken into account. Thus, the corrected expression for black hole…

高能物理 - 理论 · 物理学 2007-05-23 Saurya Das

It has been suggested recently that the microcanonical entropy of a system may be accurately reproduced by including a logarithmic correction to the canonical entropy. In this paper we test this claim both analytically and numerically by…

广义相对论与量子宇宙学 · 物理学 2009-11-10 Rajat K. Bhaduri , Muoi N. Tran , Saurya Das

Standard thermodynamic treatments of quantum field theory in the presence of black-hole backgrounds reproduce the black hole entropy by usually specializing to the leading order of the heat-kernel or the high-temperature expansion. By…

高能物理 - 理论 · 物理学 2009-06-19 Horacio E. Camblong , Carlos R. Ordonez

The relation between logarithmic corrections to the area law for black hole entropy, due to thermal fluctuations around an equilibrium canonical ensemble, and those originating from quantum spacetime fluctuations within a microcanonical…

广义相对论与量子宇宙学 · 物理学 2007-05-23 Ashok Chatterjee , Parthasarathi Majumdar

We study the entropy of the black hole with torsion using the covariant form of the partition function. The regularization of infinities appearing in the semiclassical calculation is shown to be consistent with the grand canonical boundary…

广义相对论与量子宇宙学 · 物理学 2009-11-11 M. Blagojevic , B. Cvetkovic

We consider the one-loop corrected geometry and thermodynamics of a rotating BTZ black hole by way of a dimensionally reduced dilaton model. The analysis begins with a comprehensive study of the non-extremal solution after which two…

高能物理 - 理论 · 物理学 2009-10-31 A. J. M. Medved , G. Kunstatter

We study the thermodynamics of black holes in the framework of non-commutative geometry, where spacetime fuzziness is modelled by smeared Lorentzian distributions. Corrected black hole solutions with this quantum fuzziness are obtained, and…

高能物理 - 理论 · 物理学 2025-09-30 Ankit Anand , Anshul Mishra , Aditya Singh

A scheme for calculating corrections to all orders to the entropy of any thermodynamic system due to statistical fluctuations around equilibrium has been developed. It is then applied to the BTZ black hole, AdS-Schwarzschild black Hole and…

广义相对论与量子宇宙学 · 物理学 2009-11-10 Surhud Shrikant More