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We investigate the dependence of thermodynamic properties of black holes on the choice of statistical ensemble for a particular class of Einstein-Maxwell-Gauss-Bonnet black holes with cosmological constant. We use partial Legendre…

广义相对论与量子宇宙学 · 物理学 2015-06-15 Hernando Quevedo , Alberto Sanchez , Safia Taj

We present a modified implementation of the Euclidean action formalism suitable for studying the thermodynamics of a class of cosmological solutions containing Killing horizons. To obtain a real metric of definite signature, we perform a…

高能物理 - 理论 · 物理学 2021-02-17 J. Gutowski , T. Mohaupt , G. Pope

Based on the Euclidean approach, we consider the effects of quantum gravity and mass-less matter on the thermodynamic properties of Schwarzschild black hole. The techniques of effective field theory are utilized to analytically construct…

广义相对论与量子宇宙学 · 物理学 2017-08-11 Basem Kamal El-Menoufi

Considering a canonical ensemble, in which the temperature and the charge on a wall of the cavity are fixed, we investigate the thermodynamics of a D-dimensional Gauss-Bonnet black hole in a finite spherical cavity. Moreover, it shows that…

广义相对论与量子宇宙学 · 物理学 2020-03-25 Peng Wang , Haitang Yang , Shuxuan Ying

Motivated by high interest in the close relation between string theory and black hole solutions, in this paper, we take into account the Einstein-Gauss-Bonnet Lagrangian in the context of massive gravity. We examine the possibility of black…

高能物理 - 理论 · 物理学 2016-02-23 S. H. Hendi , S. Panahiyan , B. Eslam Panah

In this work we have studied the singular behaviour of gravitational theories with non symmetric connections. For this purpose we introduce a new criteria for the appearance of singularities based on the existence of black/white hole…

广义相对论与量子宇宙学 · 物理学 2017-04-12 J. A. R. Cembranos , J. Gigante Valcarcel , F. J. Maldonado Torralba

We consider thermodynamics of the excluded volume particles at finite temperature and chemical potential, in the low density approximation. We assume Boltzmann statistics and study the influence of the excluded volume on an ideal gas…

高能物理 - 唯象学 · 物理学 2016-02-17 Krzysztof Redlich , Kacper Zalewski

A generalization of symmetrized density matrices in combination with the technique of generating functions allows to calculate the partition function of identical particles in a parabolic confining well. Harmonic two-body interactions…

凝聚态物理 · 物理学 2009-10-28 F. Brosens , J. T. Devreese , L. F. Lemmens

We study the thermodynamic stability of the Kerr-AdS black hole from the perturbative corrections to the gravitational partition function. The line of critical stability is identified by the appearance of a negative mode of the Euclidean…

广义相对论与量子宇宙学 · 物理学 2010-04-14 Ricardo Monteiro , Malcolm J. Perry , Jorge E. Santos

The thermodynamical properties of toroidal black holes in the grand canonical ensemble are investigated using York's formalism. The black hole is enclosed in a cavity with finite radius where the temperature and electrostatic potential are…

广义相对论与量子宇宙学 · 物理学 2009-10-31 Claudia S. Peça , José P. S. Lemos

We show that the horizon shapes of static Einstein-Maxwell-dilaton (EMD) black holes can be deformed through an approach analogous to those observed in novel topological black hole solutions supported by two massless axion fields.…

广义相对论与量子宇宙学 · 物理学 2025-03-04 Yusheng Z. He , Jia-Hui Huang , Jinbo Yang

We revisit thermodynamics of five-dimensional AdS spacetime at finite temperature and rotation using the Euclidean path integral. It is generally believed that at low temperatures and finite rotation, the bulk saddle point that governs the…

高能物理 - 理论 · 物理学 2025-10-03 Kaustubh Singhi

It was shown by Jacobson in 1995 that the Einstein equation can be derived as a local constitutive equation for an equilibrium spacetime thermodynamics. With the aim to understand if such thermodynamical description is an intrinsic property…

广义相对论与量子宇宙学 · 物理学 2017-12-27 Ramit Dey , Stefano Liberati , Daniele Pranzetti

We obtain a slowly rotating black hole solution in the scalar-tensor theory of gravity with nonminimal derivative coupling to the Einstein tensor. Properties of the obtained solution have been examined carefully. We also investigate the…

高能物理 - 理论 · 物理学 2018-11-14 M. M. Stetsko

We evaluate the quantum gravity partition function that counts the dimension of the Hilbert space of a simply connected spatial region of fixed proper volume in the context of Lovelock gravity, generalizing the results for Einstein gravity…

高能物理 - 理论 · 物理学 2024-02-23 Mengqi Lu , Robert B. Mann

In three dimensions, we consider the Einstein-Maxwell Lagrangian dressed by a nonminimally coupled scalar field in New Massive Gravity. For this theory, we provide two families of electrically charged Lifshitz black holes where their metric…

高能物理 - 理论 · 物理学 2020-03-31 Moises Bravo-Gaete , María Montserrat Juárez-Aubry

We study the thermodynamics of a class of four-dimensional black hole solutions arising from the compactification of a higher-curvature gravity theory featuring an infinite tower of Lovelock-type invariants. For planar horizons, we identify…

广义相对论与量子宇宙学 · 物理学 2025-05-30 Adolfo Cisterna , Mokhtar Hassaine , Ulises Hernandez-Vera

This work examines the magnetized black holes of Lovelock gravity in the presence of double-logarithmic electrodynamics. In this context, the Lovelock polynomial is found and the accompanying thermodynamic quantities, such as mass, entropy,…

广义相对论与量子宇宙学 · 物理学 2023-02-01 Askar Ali

We investigate the thermodynamic properties of the Kerr-Bertotti-Robinson black hole, an exact Petrov type D solution of Einstein-Maxwell theory describing a rotating black hole immersed in an external electromagnetic field. While the…

广义相对论与量子宇宙学 · 物理学 2026-03-20 Li Hu , Rong-Gen Cai , Shao-Jiang Wang

First, we construct the Taub-NUT/bolt solutions of $(2k+2)$-dimensinal Einstein-Maxwell gravity, when all the factor spaces of $2k$-dimensional base space $\mathcal{B}$ have positive curvature. These solutions depend on two extra…

高能物理 - 理论 · 物理学 2008-11-26 M. H. Dehghani , A. Khodam-Mohammadi