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Related papers: Schottky Anomaly of deSitter Black Holes

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Recent work has uncovered Schottky-like peaks in the temperature dependence of key specific heats of certain black hole thermodynamic systems. They signal a finite window of available energy states for the underlying microscopic degrees of…

High Energy Physics - Theory · Physics 2019-08-05 Clifford V. Johnson

In the extended thermodynamics of black holes, there is a dynamical pressure and its conjugate volume. The phase structure of many of these black holes has been studied a great deal and shown to give close analogues of the phase structure…

High Energy Physics - Theory · Physics 2020-02-19 Clifford V. Johnson

Taking the mass, charge, hair parameter, and cosmological constant of the 5-dimensional de Sitter hairy spacetime as the state variables of a thermodynamic system, and based on the satisfaction of the universal first law of thermodynamics,…

High Energy Physics - Theory · Physics 2025-11-12 Shan-Xia Bao , Ren Zhao , Yun-Zhi Du

In the extended thermodynamics of black holes, there exists a thermodynamical pressure whose dual thermodynamical quantity is volume. Extensive studies have been conducted on the phase structure of numerous black holes, which have…

High Energy Physics - Theory · Physics 2024-12-11 Hai-Long Zhen , Yu-Bo Ma , Huai-Fan Li , Li-Chun Zhang , Yun-Zhi Du

Kerr-Newman de Sitter (KNdS) spacetimes have a rich thermodynamic structure that involves multiple horizons, and so differs in key respects from asymptotically flat or AdS black holes. In this paper, we show that certain features of KNdS…

High Energy Physics - Theory · Physics 2023-11-15 Vivek Chakrabhavi , Muldrow Etheredge , Yue Qiu , Jennie Traschen

The thermodynamic properties of the de Rham-Gabadadze-Tolley (dRGT) black hole in the asymptotically de Sitter (dS) spacetime are investigated by using R\'enyi entropy. It has been found that the black hole with asymptotically dS spacetime…

General Relativity and Quantum Cosmology · Physics 2023-03-21 Phuwadon Chunaksorn , Ekapong Hirunsirisawat , Ratchaphat Nakarachinda , Lunchakorn Tannukij , Pitayuth Wongjun

It has been known that the Schwarzschild-de Sitter (Sch-dS) black hole may not be in thermal equilibrium and also be found to be thermodynamically unstable in the standard black hole thermodynamics. In the present work, we investigate the…

General Relativity and Quantum Cosmology · Physics 2021-09-03 Ratchaphat Nakarachinda , Ekapong Hirunsirisawat , Lunchakorn Tannukij , Pitayuth Wongjun

We present a fully analytic treatment of Schwarzschild--de~Sitter (SdS) black-hole evaporation in two-dimensional dilaton gravity with anomaly-induced backreaction. Starting from the spherical reduction of four-dimensional Einstein gravity…

High Energy Physics - Theory · Physics 2026-01-26 Damien A. Easson

We compute the spectra and total fluxes of quantum mechanically produced particles crossing the black hole and cosmological horizons in Schwarzschild de Sitter (SdS). Particle states are defined with respect to well-behaved, Kruskal…

High Energy Physics - Theory · Physics 2020-08-26 Yue Qiu , Jennie Traschen

On the basis of the state parameter of de Sitter space-time satisfying the first law of thermodynamics,we can derive some effective thermodynamic quantities.When the temperature of the black hole horizon is equal to that of the cosmological…

High Energy Physics - Theory · Physics 2020-03-13 Yubo Ma , Yang Zhang , Lichun Zhang , Liang Wu , Yumei Huang , Yu Pan

We study the thermodynamic properties of Schwarzschild-de Sitter (SdS) black hole and Reissner-Nordstr\"{o}m-de Sitter (RNdS) black hole in the view of global and effective thermodynamic quantities. Making use of the effective first law of…

High Energy Physics - Theory · Physics 2017-01-25 Huai-Fan Li , Meng-Sen Ma , Ya-Qin Ma

For the higher-dimensional dS spacetime embedded with black holes with non-linear charges, there are two horizons with different radiation temperatures. By introducing the interplay between two horizons this system can be regarded as an…

High Energy Physics - Theory · Physics 2022-09-13 Yun-Zhi Du , Huai-Fan Li , Li-Chun Zhang

In this work we study the Thermodynamics of D-dimensional Schwarzschild-anti de Sitter (SAdS) black holes. The minimal Thermodynamics of the SAdS spacetime is briefly discussed, highlighting some of its strong points and shortcomings. The…

High Energy Physics - Theory · Physics 2017-05-19 M. C. Baldiotti , R. Fresneda , C. Molina

We discuss the quantum corrections to thermodynamics (and geometry) of S(A)dS BHs using large $N$ one-loop anomaly induced effective action for dilaton coupled matter (scalars and spinors). It is found the temperature, mass and entropy with…

High Energy Physics - Theory · Physics 2009-10-31 Shin'ichi Nojiri , Sergei D. Odintsov

It is well known that de Sitter(dS) black holes generally have a black hole horizon and a cosmological horizon, both of which have Hawking radiation. But the radiation temperature of the two horizons is generally different, so dS black…

High Energy Physics - Theory · Physics 2021-02-03 Yubo Ma , Yang Zhang , Lichun Zhang , Liang Wu , Ying Gao , Shuo Cao , Yu Pan

We investigate the thermodynamics and stability of the horizons in warped anti-de Sitter black holes of the new massive gravity under the scattering of a massive scalar field. Under scattering, conserved quantities can be transferred from…

General Relativity and Quantum Cosmology · Physics 2021-05-13 Bogeun Gwak

The microscopic structure of black holes remains a challenging subject. In this paper, based on the well-accepted fact that black holes can be mapped to thermodynamic systems, we make a preliminary exploration of the microscopic structure…

High Energy Physics - Theory · Physics 2018-08-07 Yan-Gang Miao , Zhen-Ming Xu

Even though, classically, a black holes is gravitational object, it can be treated as a thermodynamic object when quantum effect is taken into account. It is found that by using Gibbs-Boltzmann entropy, thermodynamic system associated…

General Relativity and Quantum Cosmology · Physics 2025-05-20 Thanawat Anusonthi , Pitayuth Wongjun , Ratchaphat Nakarachinda

We extend the derivation of the Hawking temperature of a Schwarzschild black hole via the Heisenberg uncertainty principle to the de Sitter and anti-de Sitter spacetimes. The thermodynamics of the Schwarzschild-(anti-)de Sitter black holes…

General Relativity and Quantum Cosmology · Physics 2009-11-10 Brett Bolen , Marco Cavaglia

Schwarzschild black holes in a de Sitter background were studied in terms of their thermodynamics based on the R\'enyi statistics. This led to thermodynamically stable black hole configurations for some certain range of black hole radii;…

General Relativity and Quantum Cosmology · Physics 2020-07-10 Lunchakorn Tannukij , Pitayuth Wongjun , Ekapong Hirunsirisawat , Tanapat Deesuwan , Chatchai Promsiri
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