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Related papers: Phantom RN-AdS black holes in noncommutative space

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One of the most important and actual issues in relativistic astrophysics is testing gravity theories and obtaining constraint values for the parameters of black holes using observational data. In this research, we aimed to explore the…

General Relativity and Quantum Cosmology · Physics 2024-06-14 Saeed Ullah Khan , Javlon Rayimbaev , Furkat Sarikulov , Ozodbek Abdurakhmonov

We consider curvature-squared corrections to Einstein-Hilbert gravity action in the form of Gauss-Bonnet term in D>4 dimensions. In this theory, we study the thermodynamics of charged static black holes with anti-de Sitter (AdS)…

High Energy Physics - Theory · Physics 2011-03-22 Olivera Miskovic , Rodrigo Olea

We reconsider the study of critical behaviors of Kerr-Newman AdS black holes in four dimensions. The study is made in terms of the moduli space parameterized by the charge Q and the rotation parameter a, relating the mass M of the black…

High Energy Physics - Theory · Physics 2015-06-16 A. Belhaj , M. Chabab , H. El Moumni , L. Medari , M. B. Sedra

In this paper, we investigate the influence of perfect fluid dark matter and quantum corrections on the thermodynamics of non-linear magnetic-charged black hole. We consider the metric of the static non-linear magnetic-charged black hole in…

General Relativity and Quantum Cosmology · Physics 2024-07-02 Ragil Brand Tsafack Ndongmo , Saleh Mahamat , Thomas Bouetou , Conrad Bertrand Tabi , Timoléon Crépin Kofané

In this work, we investigate the thermodynamics and motion of neutral test particles around a regular black hole immersed in a perfect fluid dark matter environment. We begin by examining the horizon structure and key thermodynamic…

General Relativity and Quantum Cosmology · Physics 2026-04-16 Faizuddin Ahmed , Sardor Murodov , Bekzod Rahmatov

Near-extremal black holes are subject to large quantum effects, which modify their low-temperature thermodynamic behavior. Hitherto, these quantum effects were analyzed by separating the geometry into the near-horizon region and its…

High Energy Physics - Theory · Physics 2025-10-06 Maciej Kolanowski , Donald Marolf , Ilija Rakic , Mukund Rangamani , Gustavo J. Turiaci

In this paper, we investigate some characteristics of phantom Reissner-Nordstr\"om-de Sitter (RN-dS) black holes. The peculiar feature of phantom field renders this kind of black holes quite different from their counterparts. We can only…

General Relativity and Quantum Cosmology · Physics 2023-10-03 Hang Liu

Motivated by high interest in Lorentz invariant massive gravity models known as dRGT massive gravity, we present an exact phantom black hole solution in this theory of gravity and discuss the thermodynamic structure of the black hole in the…

General Relativity and Quantum Cosmology · Physics 2024-02-15 Kh. Jafarzade , B. Eslam Panah , M. E. Rodrigues

We study the thermodynamic stability of warped black holes in three-dimensional topologically massive gravity. The spacelike stretched black hole is parametrized by its mass and angular momentum. We determine the local and global stability…

High Energy Physics - Theory · Physics 2011-02-16 Danny Birmingham , Susan Mokhtari

Recently, a class of stationary black hole solutions with non-killing horizon in the asymptotic AdS bulk space was constructed to describe the far from equilibrium heat transport and particle transport from the boundary black holes via…

General Relativity and Quantum Cosmology · Physics 2021-07-28 Ran Li , Jin Wang

We calculate the quasinormal modes of massless scalar perturbations around small and large four-dimensional Reissner-Nordstrom-Anti de Sitter (RN-AdS) black holes. We find a dramatic change in the slopes of quasinormal frequencies in small…

High Energy Physics - Theory · Physics 2015-06-19 Yunqi Liu , De-Cheng Zou , Bin Wang

Thermodynamic Riemannian geometry provides great insights into the microscopic structure of black holes (BHs). One such example is the Ruppeiner geometry which is the metric space comprising the second derivatives of entropy with respect to…

General Relativity and Quantum Cosmology · Physics 2025-04-15 Syed Masood A. S. Bukhari , Behnam Pourhassan , Houcine Aounallah , Li-Gang Wang

In this article, we explore the RN black hole under f(R) gravity and its thermodynamic properties. We begin by examining the small fluctuations around the equilibrium state and summarizing the expression for the modified thermodynamic…

General Physics · Physics 2025-12-01 Wen-Xiang Chen , Yao-Guang Zheng

In this paper, we extend the phase space of black holes enclosed by a spherical cavity of radius $r_{B}$ to include $V\equiv4\pi r_{B}^{3}/3$ as a thermodynamic volume. The thermodynamic behavior of Schwarzschild and Reissner-Nordstrom (RN)…

General Relativity and Quantum Cosmology · Physics 2020-10-28 Peng Wang , Houwen Wu , Haitang Yang , Feiyu Yao

We explore the microstructure of asymptotically flat charged black holes through the lens of nonextensive R\'enyi statistics. A modified form of the R\'enyi entropy is proposed to incorporate compressibility effects, and…

High Energy Physics - Theory · Physics 2025-08-12 F. Barzi , H. El Moumni , K. Masmar

We construct a consistent anti-de Sitter completion of the static and spherically symmetric black-hole solution sourced by the Palatini-inspired nonlinear electrodynamics \(Y^n\) model. Starting from the Einstein--Hilbert action with a…

General Relativity and Quantum Cosmology · Physics 2026-04-10 Edilberto O. Silva , João A. A. S. Reis , Faizuddin Ahmed

We present a new exact solution to the gravitational field equations, where nonlinear electrodynamics (NLED) serves as the matter source in the presence of a quintessence field (QF). This solution describes a static, spherically symmetric…

General Relativity and Quantum Cosmology · Physics 2025-03-04 Ahmad Al-Badawi , Faizuddin Ahmed

In this work, we investigate the thermodynamic geometry of Reissner-Nordstrom Anti-de Sitter (RN-AdS) black holes with quintessence in the grand canonical ensemble. The analysis employs the Ruppeiner curvature scalar to elucidate the…

High Energy Physics - Theory · Physics 2026-05-14 Apurba Tiwari , Randeep Kaur , Javed Khan Bhutto , Thafasalijyas Vayalpurayil , Mohammed Sayeeduddin Habeeb

In this paper, we use the holographic principle to obtain a modified metric of black holes that reproduces the exponentially corrected entropy. The exponential correction of the black hole entropy comes from non-perturbative corrections. It…

General Relativity and Quantum Cosmology · Physics 2024-03-14 Behnam Pourhassan , Hoda Farahani , Farideh Kazemian , İzzet Sakallı , Sudhaker Upadhyay , Dharm Veer Singh

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.…

General Relativity and Quantum Cosmology · Physics 2025-03-04 Yusheng Z. He , Jia-Hui Huang , Jinbo Yang