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We calculate the entropy of a static extremal black hole in 4D gravity, non-linearly coupled to a massive Stueckelberg scalar. We find that the scalar field does not allow the black hole to be magnetically charged. We also show that the…

高能物理 - 理论 · 物理学 2018-02-21 Alessio Marrani , Olivera Miskovic , Paula Quezada Leon

We investigate the thermodynamic behaviour of Lorentzian Dyonic Taub-NUT Black Hole spacetimes. We consider two possibilities in their description: one in which their entropy is interpreted to be one quarter of the horizon area (the horizon…

高能物理 - 理论 · 物理学 2021-09-15 Niloofar Abbasvandi , Masoumeh Tavakoli , Robert B. Mann

We investigate thermodynamic aspects of black holes in the recently formulated four dimensional Gauss-Bonnet theory of gravity, focusing on its asymptotically de Sitter ($\Lambda>0$) solutions. We take a Euclidean path integral approach,…

广义相对论与量子宇宙学 · 物理学 2021-12-01 Gareth Arturo Marks , Fil Simovic , Robert B. Mann

We generalize the discussion of hep-th/0509170 to charged black holes. For the two dimensional charged black hole, which is described by an exactly solvable worldsheet theory, a transition from the black hole to the string phase occurs when…

高能物理 - 理论 · 物理学 2009-11-11 A. Giveon , D. Kutasov

We study conserved charges and thermodynamics of analytic rotating anti-de Sitter black holes with extended horizon topology -- also known as black strings -- in dynamical Chern-Simons modified gravity. The solution is supported by a scalar…

高能物理 - 理论 · 物理学 2022-02-02 Cristóbal Corral , Cristián Erices , Daniel Flores-Alfonso , Kristiansen Lara

After introducing the connection between the black hole horizon and the cosmological horizon, we discuss the thermodynamic properties of Reissner-Nordstrom-de Sitter (RN-dS) spacetime. We present the condition under which RN-dS black hole…

高能物理 - 理论 · 物理学 2014-04-11 Meng-Sen Ma , Hui-Hua Zhao , Li-Chun Zhang , Ren Zhao

In this paper, we investigate the thermodynamics of D-dimensional charged Gauss-Bonnet black holes in anti-de Sitter spacetime. Varying the cosmological constant, Newton constant and Gauss-Bonnet coupling constant in the bulk, one can…

广义相对论与量子宇宙学 · 物理学 2023-05-31 Yang Qu , Jun Tao , Huan Yang

We study thermodynamic of a dyonic AdS black hole surrounded by quintessence dark energy where negative cosmological constant of AdS space behaves as pressure of the black hole. We choose grand canonical ensemble of the black hole where its…

综合物理 · 物理学 2020-01-27 Hossein Ghaffarnejad , Emad Yaraie , Mohammad Farsam

We study evolution and thermodynamics of a slow-roll transition between early and late time de Sitter phases, both in the homogeneous case and in the presence of a black hole, in a scalar field model with a generic potential having both a…

高能物理 - 理论 · 物理学 2017-11-22 Ruth Gregory , David Kastor , Jennie Traschen

Zero temperature states of matter are holographically described by a spacetime with an asymptotic electric flux. This flux can be sourced either by explicit charged matter fields in the bulk, by an extremal black hole horizon, or by a…

高能物理 - 理论 · 物理学 2015-06-03 Sean A. Hartnoll , Liza Huijse

Heavy fermion alloys at critical doping typically exhibit non-Fermi-liquid behavior at low temperatures, including a logarithmic or power law rise in the ratio of specific heat to temperature as the temperature is lowered. Anomalous…

高能物理 - 理论 · 物理学 2015-03-13 E. J. Brynjolfsson , U. H. Danielsson , L. Thorlacius , T. Zingg

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, static electrically charged black hole solutions with cosmological constant are investigated in an Einstein-Hilbert theory of gravity with additional quadratic curvature terms. Beside the analytic Schwarzschild (Anti-) de…

广义相对论与量子宇宙学 · 物理学 2016-07-18 Kai Lin , Wei-Liang Qian , A. B. Pavan , E. Abdalla

The thermodynamics of nearly-extreme charged black holes depends upon the number of ground states at fixed large charge and upon the distribution of excited energy states. Here three possibilities are examined: (1) Ground state highly…

高能物理 - 理论 · 物理学 2007-05-23 Don N. Page

In this paper, we take into account the dilaton black hole solutions of Einstein gravity in the presence of logarithmic and exponential forms of nonlinear electrodynamics. At first, we consider the cosmological constant and nonlinear…

广义相对论与量子宇宙学 · 物理学 2018-03-13 Z. Dayyani , A. Sheykhi , M. H. Dehghani , S. Hajkhalili

In this paper, we investigate the combined effects of the cloud of strings and quintessence on the thermodynamics of a Reissner-Nordstr\"om-de Sitter black hole. Based on the equivalent thermodynamic quantities considering the correlation…

高能物理 - 理论 · 物理学 2021-02-03 Yubo Ma , Yang Zhang , Ren Zhao , Shuo Cao , Tonghua Liu , Shubiao Geng , Yuting Liu , Yumei Huang

Variational and diffusion quantum Monte Carlo methods are employed to investigate the zero-temperature phase diagram of the three-dimensional homogeneous electron gas at very low density. Fermi fluid and body-centered cubic Wigner crystal…

强关联电子 · 物理学 2022-07-13 Sam Azadi , N. D. Drummond

The stability of different phases of the three-dimensional non-relativistic electron gas is analyzed using stochastic methods. With decreasing density, we observe a {\it continuous} transition from the paramagnetic to the ferromagnetic…

凝聚态物理 · 物理学 2009-10-31 G. Ortiz , M. Harris , P. Ballone

In this work we consider black hole solutions to Einstein theory coupled to a nonlinear power-law electromagnetic field with a fixed exponent value. We study the extended phase space thermodynamics in canonical and grand canonical ensembles…

广义相对论与量子宇宙学 · 物理学 2021-12-08 Ramon Becar , P. A. Gonzalez , Joel Saavedra , Yerko Vasquez , Bin Wang

We investigate instabilities of $F(R)$-charged $AdS_{4}$ black holes by a massive charged scalar field in a linear perturbation regime. We study tachyonic instabilities as the near horizon scalar condensation in a model of $F(R)$ gravity…

广义相对论与量子宇宙学 · 物理学 2020-04-22 A. Rahmani , M. Honardoost , H. R. Sepangi