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相关论文: Polymer Black Hole Surrounded by Quintessence

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In this paper we find analytical expressions for thermodynamic quantities of scalar (tensor) and vector unparticle static black holes. We also find rotating solutions to these systems and analyse their thermodynamics. First we consider the…

高能物理 - 理论 · 物理学 2018-03-28 G. Alencar , C. R. Muniz

We study the thermodynamic properties of black holes, taking into account the non-extensive character of their entropy at the thermodynamic and statistical level. To this end, we assume that the R\'enyi entropy determines the fundamental…

广义相对论与量子宇宙学 · 物理学 2025-10-16 Hernando Quevedo , María N. Quevedo

We investigate the thermodynamics and phase transition for Kiselev black hole and dilaton black hole. Specifically we consider Reissner Nordstrom black hole surrounded by radiation and dust, and Schwarzschild black hole surrounded by…

广义相对论与量子宇宙学 · 物理学 2016-11-04 Bushra Majeed , Mubasher Jamil , Parthapratim Pradhan

In this study, we explore the corrected thermodynamics of non-linear magnetic charged anti-de Sitter (AdS) black holes surrounded by quintessence, incorporating thermal fluctuations and deriving the corrected thermodynamic potentials. We…

广义相对论与量子宇宙学 · 物理学 2024-11-01 Dhruba Jyoti Gogoi , Yassine Sekhmani , Shyamalee Bora , Javlon Rayimbaev , Jyatsnasree Bora , Ratbay Myrzakulov

We review some recent results obtained for black holes using effective field theory methods applied to quantum gravity, in particular the unique effective action. Black holes are complex thermodynamical objects that not only have a…

高能物理 - 理论 · 物理学 2022-02-08 Xavier Calmet , Folkert Kuipers

We introduce the notion of fluid approximation of a quantum spherical black hole in the context of Loop Quantum Gravity. In this limit, the microstates of the black hole are intertwiners between "large" representations $s_i$ which typically…

广义相对论与量子宇宙学 · 物理学 2017-02-22 Pierre Heidmann , Hongguang Liu , Karim Noui

Thermodynamics of extended gravity static spherically symmetric black hole solutions is investigated. The energy issue is discussed making use of the derivation of Clausius relation from equations of motion, evaluating the black hole…

广义相对论与量子宇宙学 · 物理学 2013-01-15 Guido Cognola , Lorenzo Sebastiani , Sergio Zerbini

Quantum aspects of black holes represent an important testing ground for a theory of quantum gravity. The recent success of string theory in reproducing the Bekenstein-Hawking black hole entropy formula provides a link between general…

广义相对论与量子宇宙学 · 物理学 2009-10-31 Ramzi R. Khuri

We study thermodynamic properties and the entanglement island of a black hole in asymptotically safe quantum gravity, analyzing key thermodynamic quantities such as the Hawking temperature, heat capacity, and entropy, as well as the…

广义相对论与量子宇宙学 · 物理学 2025-12-29 Sobhan Kazempour , Sichun Sun , Chengye Yu

In this paper, we aim to explore the impact of the Planck scale corrections and the Holographic quintessence on the shadow behavior of non-rotating black holes. To do this, we consider the quantum-corrected Schwarzschild black hole…

高能物理 - 理论 · 物理学 2023-07-06 Sara Saghafi , Kourosh Nozari

Black holes behave as thermodynamic systems, and a central task of any quantum theory of gravity is to explain these thermal properties. A statistical mechanical description of black hole entropy once seemed remote, but today we suffer an…

广义相对论与量子宇宙学 · 物理学 2010-04-28 S. Carlip

We present a new five-dimensional rotating quintessence black hole solution. To obtain this, we employ the $5D$ version of the Janis Newman algorithm, which incorporates the Hopf bifurcation. The variation of the quintessence parameter…

广义相对论与量子宇宙学 · 物理学 2025-08-21 Milko Estrada , L. C. N. Santos , M. S. Cunha

We study the thermodynamic properties of black hole horizons in Einstein Gauss Bonnet gravity. We derive the thermodynamic products of characteristic parameters to mark which are global. We further interpret the stability of the black holes…

广义相对论与量子宇宙学 · 物理学 2015-11-03 Abhijit Mandal , Ritabrata Biswas

We investigate a static, spherically symmetric black hole solution surrounded by a cloud of strings and immersed in an electromagnetic universe. By deriving the event horizon from the lapse function, we demonstrate that both the string…

广义相对论与量子宇宙学 · 物理学 2025-12-04 Ahmad Al-Badawi , Faizuddin Ahmed , İzzet Sakallı

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 obtain a black hole solution in the Einstein-Gauss-Bonnet theory for the string cloud model in a five dimensional spacetime. We analyze the event horizons and naked singularities. Later, we compute the Hawking temperature…

高能物理 - 理论 · 物理学 2016-08-14 Estanislao Herscovich , Martín G. Richarte

Entropy and temperature of a system in a coherent state are naturally defined on a base of a density matrix of the system. As an example, entropy and temperature are evaluated for coherent states of a harmonic oscillator and quantum field…

量子物理 · 物理学 2007-05-23 A. G. Bashkirov , A. D. Sukhanov

Explicit example, where the Hawking temperature of a black hole horizon is compatible with the black hole's R\'enyi entropy thermodynamic description, is constructed. It is shown that for every static, spherically symmetric, vacuum black…

广义相对论与量子宇宙学 · 物理学 2025-04-24 Viktor G. Czinner , Hideo Iguchi

We analyze the thermodynamical behavior of black holes in closed finite boxes. First the black hole mass evolution is analyzed in an initially empty box. Using the conservation of the energy and the Hawking evaporation flux, we deduce a…

广义相对论与量子宇宙学 · 物理学 2009-11-10 P. S. Custódio , J. E. Horvath

In this paper, we discuss remnants and quantum gravity effects on thermodynamics of new kind of regular black hole known as Culetu black hole. The black hole results in coupling of gravity to non linear electrodynamic source. We first…

广义相对论与量子宇宙学 · 物理学 2020-10-02 Yawar H. Khan , Prince A. Ganai , Sudhaker Upadhyay
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