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相关论文: Third order Lovelock black holes in flat space

200 篇论文

In this work, we study corrections to black hole temperature and entropy in the context of the generalized uncertainty principle. In particular, we obtain corrected asymptotically anti de-Sitter black hole solutions following the extended…

广义相对论与量子宇宙学 · 物理学 2023-02-21 Eduardo López , Pedro Bargueño , Ernesto Contreras

In the present paper, a new class of black hole solutions is constructed in even dimensional Lovelock Born-Infeld theory. These solutions are interesting since, in some respects, they are closer to black hole solutions of an odd dimensional…

广义相对论与量子宇宙学 · 物理学 2015-03-17 Fabrizio Canfora , Alex Giacomini

The aim of this paper is to propose a generalized Cardy formula in the case of three-dimensional hyperscaling violation black holes. We first note that for the hyperscaling violation metrics, the scaling of the entropy in term of the…

高能物理 - 理论 · 物理学 2015-06-17 Moises Bravo-Gaete , Sebastian Gomez , Mokhtar Hassaine

In this paper, we study four-dimensional topological black hole solutions of Einsteinian cubic gravity in the presence of nonlinear Born-Infeld electrodynamics and a bare cosmological constant. First, we obtain the field equations which…

高能物理 - 理论 · 物理学 2020-09-07 M. Kord Zangeneh , A. Kazemi

We study the entropy evolution of black holes in Lovelock gravity by formulating a thermodynamic generalization of null Raychaudhuri equation. We show that the similarity between the expressions of entropy change of the black hole horizon…

广义相对论与量子宇宙学 · 物理学 2018-07-25 C. Fairoos , Avirup Ghosh , Sudipta Sarkar

In this work we determine that the Hawking temperature of black holes possesses a purely topological nature. We find a very simple but powerful formula, based on a topological invariant known as the Euler characteristic, which is able to…

广义相对论与量子宇宙学 · 物理学 2019-02-27 Charles W. Robson , Leone Di Mauro Villari , Fabio Biancalana

The exact five-dimensional charged black hole solution in Lovelock gravity coupled to Born-Infeld electrodynamics is presented. This solution interpolates between the Hoffmann black hole for the Einstein-Born-Infeld theory and other…

广义相对论与量子宇宙学 · 物理学 2009-11-10 Matias Aiello , Rafael Ferraro , Gaston Giribet

We derive electrically charged black hole solutions of the Einstein-Gauss-Bonnet equations with a nonlinear electrodynamics source in $n (\ge 5)$ dimensions. The spacetimes are given as a warped product $M^2 \times K^{n-2}$, where $K^{n-2}$…

广义相对论与量子宇宙学 · 物理学 2009-08-03 Hideki Maeda , Mokhtar Hassaine , Cristian Martinez

An explicit formula for the ADM mass of an asymptotically AdS black hole in a generic Lovelock gravity theory is presented, identical in form to that in Einstein gravity, but multiplied by a function of the Lovelock coupling constants and…

高能物理 - 理论 · 物理学 2015-05-28 David Kastor , Sourya Ray , Jennie Traschen

Employing two classes of nonlinear electrodynamics, we obtain topological black hole solutions of Gauss-Bonnet gravity. We investigate geometric properties of the solutions and find that there is an intrinsic singularity at the origin. We…

广义相对论与量子宇宙学 · 物理学 2015-07-13 S. H. Hendi , S. Panahiyan , E. Mahmoudi

We construct a new class of $(n+1)$-dimensional $(n\geq3)$ black hole solutions in Einstein-Born-Infeld-dilaton gravity with Liouville-type potential for the dilaton field and investigate their properties. These solutions are neither…

高能物理 - 理论 · 物理学 2008-11-26 A. Sheykhi , N. Riazi

In the present paper we investigate the Hawking radiation of asymptotically non-flat dyonic black holes in 4D Einstein-Maxwell-dilaton gravity in semi-classical approximation. We show that the problem allows an exact analytical treatment…

广义相对论与量子宇宙学 · 物理学 2013-05-30 Peter I. Slavov , Stoytcho S. Yazadjiev

Non-rotating black holes in three and four dimensions are shown to possess a canonical entropy obeying the Bekenstein-Hawking area law together with a leading correction (for large horizon areas) given by the logarithm of the area with a…

广义相对论与量子宇宙学 · 物理学 2009-11-10 Ashok Chatterjee , Parthasarathi Majumdar

We obtain an exact spherically symmetric and magnetically charged black hole solution in 4D Einstein-Gauss-Bonnet gravity coupled with rational nonlinear electrodynamics. The thermodynamics of our model is studied. We calculate the Hawking…

综合物理 · 物理学 2021-06-02 S. I. Kruglov

We use the quasilocal formalism of Brown and York, supplemented with counterterms, to investigate the thermodynamics of asymptotically flat black holes. We consider two families of exact regular black hole solutions, which are…

高能物理 - 理论 · 物理学 2024-04-25 Dumitru Astefanesei , Romina Ballesteros , Paulina Cabrera , Gonzálo Casanova , Raúl Rojas

The Lovelock theory is an extension of general relativity to higher dimensions. We study the Lovelock black hole for a string cloud model in arbitrary dimensional spacetime, and in turn also analyze its thermodynamical properties. Indeed,…

广义相对论与量子宇宙学 · 物理学 2015-11-13 Tae-Hun Lee , Sushant G. Ghosh , Sunil D. Maharaj , Dharmanand Baboolal

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

The physical interpretation of black hole's quasinormal modes is fundamental for realizing unitary quantum gravity theory as black holes are considered theoretical laboratories for testing models of such an ultimate theory and their…

广义相对论与量子宇宙学 · 物理学 2011-09-15 Christian Corda

The thermodynamics of three-dimensional asymptotically flat cosmological solutions that play the same role than the BTZ black holes in the anti-de Sitter case is derived and explained from holographic properties of flat space. It is shown…

高能物理 - 理论 · 物理学 2012-11-05 Glenn Barnich

The Bronnikov model of nonlinear electrodynamics is investigated in general relativity. The magnetic black hole is considered and we obtain a solution giving corrections to the Reissner-Nordstr\"{o}m solution. In this model spacetime at…

广义相对论与量子宇宙学 · 物理学 2018-05-24 S. I. Kruglov