English
Related papers

Related papers: Dymnikova Black Hole Surrounded by Quintessence

200 papers

We study the behavior of the noncommutative radiating Schwarzschild black hole in the Finslerian spacetime. The investigation shows that black hole possesses either (i) two horizons, or (ii) a single horizon, or (iii) no horizon…

General Physics · Physics 2021-06-23 Sourav Roy Chowdhury , Debabrata Deb , Farook Rahaman , Saibal Ray , B. K. Guha

Considering a grand canonical ensemble, we study the phase structures and transitions of RN black holes surrounded by quintessence dark energy on two different boundary conditions, namely AdS space and a Dirichlet wall. For AdS space, under…

General Relativity and Quantum Cosmology · Physics 2022-06-24 Yuchen Huang , Hongmei Jing , Jun Tao , Feiyu Yao

We investigate black holes in a class of dRGT massive gravity for their quasi normal modes (QNMs) for neutral and charged ones using Improved Asymptotic Iteration Method (Improved AIM) and their thermodynamic behavior. The QNMs are studied…

General Relativity and Quantum Cosmology · Physics 2017-01-31 P Prasia , V C Kuriakose

In the previous paper (Li, X. Z., Xi, P., Zhai, X. H.: Phys. Lett. B{\bf666}, 125-130 (2008)), we show the solutions of Einstein equations with static spherically-symmetric quintessence-like matter surrounding a global monopole.…

General Relativity and Quantum Cosmology · Physics 2009-06-04 Ping Xi

In this paper we study noncommutative black holes. We use a diffeomorphism between the Schwarzschild black hole and the Kantowski-Sachs cosmological model, which is generalized to noncommutative minisuperspace. Through the use of the…

High Energy Physics - Theory · Physics 2009-11-11 J. C. Lopez-Dominguez , O. Obregon , C. Ramirez , M. Sabido

A brief overview of the discovery that macroscopic black holes are thermodynamical systems is presented. They satisfy the laws of thermodynamics and are associated with a temperature and an entropy equal to one quarter of their horizon area…

General Relativity and Quantum Cosmology · Physics 2023-10-31 Alejandro Perez

As we know that the Lovelock theory is an extension of the general relativity to the higher-dimensions, in this theory the first and the second order terms correspond to the general relativity and the Einstein-Gauss-Bonnet gravity,…

General Relativity and Quantum Cosmology · Physics 2017-09-13 Sushant G. Ghosh , Muhammed Amir , Sunil D. Maharaj

We study the shadow of the rotating black hole with quintessential energy i) in vacuum and ii) in the presence of plasma with radial power-law density. For vacuum case the quintessential field parameter of the rotating black hole…

General Relativity and Quantum Cosmology · Physics 2015-12-18 Ahmadjon Abdujabbarov , Bobir Toshmatov , Zdeněk Stuchlík , Bobomurat Ahmedov

We study the Vaidya black hole surrounded by the exotic quintessence-like, phantom-like and cosmological constant-like fields by means of entropic considerations. Explicitly, we show that for this thermodynamical system, the requirement for…

General Relativity and Quantum Cosmology · Physics 2020-12-23 H. Hadi , F. Darabi , K. Atazadeh , Y. Heydarzade

In this work, we investigate the Dymnikova regular black hole within the framework of unimodular gravity, emphasizing the role of the effective vacuum sector in the regularization of the geometry. By allowing a controlled violation of the…

General Relativity and Quantum Cosmology · Physics 2026-05-27 G. Alencar , V. H. U. Borralho

We generalize the solution to the Euler-Heisenberg (EH) theory coupled to gravity that represents a nonlinearly charged static black hole (BH) introducing the cosmological constant; the obtained solution is characterized by four parameters:…

General Relativity and Quantum Cosmology · Physics 2020-10-07 Daniela Magos , Nora Bretón

In this paper, we investigate the thermodynamic and radiative properties of a regular black hole sourced by a dark matter halo described by the Einasto density profile. The closed-form expressions for the Hawking temperature, specific heat…

General Relativity and Quantum Cosmology · Physics 2026-04-28 Faizuddin Ahmed , Edilberto O. Silva

In this paper, we study the scattering and absorption sections of the Schwarzschild--anti de Sitter black hole surrounded by quintessence. The critical values of the cosmological constant and the normalization factor are obtained. We…

General Relativity and Quantum Cosmology · Physics 2022-02-16 Valeria Ramírez , L. A. López , Omar Pedraza , V. E. Ceron

In this paper, we investigate the thermodynamic properties of spherically symmetric, static black hole solutions within the framework of Conformal Killing Gravity (CKG). This is a modified theory of gravity that retains all solutions of…

General Relativity and Quantum Cosmology · Physics 2025-08-19 S. Ghaffari , G. G. Luciano

In this work we study the Quasi Normal Modes(QNMs) under massless scalar perturbations and the thermodynamics of linearly charged BTZ black holes in massive gravity in the (Anti)de Sitter((A)dS) space time. It is found that the behavior of…

General Relativity and Quantum Cosmology · Physics 2017-01-17 P Prasia , V C Kuriakose

We explore the thermodynamics and geothermodynamics of black holes with Barrow entropy in a brane-world scenario, where the horizon geometry of the black hole is regarded as a fractal structure. Our analysis reveals the behavior of heat…

General Relativity and Quantum Cosmology · Physics 2026-04-02 Usman Zafar , Abdul Jawad , Kazuharu Bamba , Mohammad Ali S. Afshar , Mohammad Reza Alipour , Saeed Noori Gashti , Jafar Sadeghi

This paper investigates the appearance characteristics of static black holes embedded in Dehnen-(1,4,5/2)-type dark matter halos with a quintessential field, focusing on how the dark matter halo and dark energy affect the black hole images.…

General Relativity and Quantum Cosmology · Physics 2026-05-20 Hong-Er Gong , Junlin Qin , Yusen Wang , Bofeng Wu , Zhan-Feng Mai , Xiao Zhang , Enwei Liang

Gravitational perturbations in the geometry of asymptotically flat black hole solution in the deformed Ho\v{r}ava-Lifshitz(HL) gravity are considered and the associated quasinormal mode(QNM) frequencies are evaluated using WKB method. Black…

General Relativity and Quantum Cosmology · Physics 2009-12-17 Nijo Varghese , V C Kuriakose

This article considers a static and spherical black hole (BH) in f(Q) gravity. f(Q) gravity is the extension of symmetric teleparallel general relativity, where both curvature and torsion are vanishing, and gravity is described by…

General Relativity and Quantum Cosmology · Physics 2024-06-25 Ahmad Al-Badawi , Sohan Kumar Jha

In this work, we investigate the thermodynamic properties of rotational Kiselev black holes (KBH). Specifically, we use the first-order approximation of the event horizon (EH) to calculate thermodynamic properties for general equations of…

General Relativity and Quantum Cosmology · Physics 2020-01-14 Zhaoyi Xu , Yi Liao , Jiancheng Wang
‹ Prev 1 8 9 10 Next ›