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A certain identification of points in a planar Schwarzschild-anti de Sitter (AdS) black hole generates a four-dimensional static black string. In turn, a rotating black string can be obtained from a static one by means of an `illegitimate…

General Relativity and Quantum Cosmology · Physics 2018-07-11 Luis A. H. Mamani , Jaqueline Morgan , Alex S. Miranda , Vilson T. Zanchin

In this paper, we investigate the shadow and thin accretion disk around Ay\'{o}n-Beato-Garc\'{i}a (ABG) black hole (BH) coupled with a cloud of strings (CS), characterized by the nonlinear electrodynamics (NLED) parameter $g$, and the CS…

General Relativity and Quantum Cosmology · Physics 2025-11-24 Ziqiang Cai , Zhenglong Ban , Lu Wang , Haiyuan Feng , Zheng-Wen Long

This paper seeks to explore the holographic optical appearance of an AdS black hole with higher derivative corrections in the presence of a string cloud, drawing on the AdS/CFT correspondence and wave optics. We introduce a Gaussian wave…

High Energy Physics - Theory · Physics 2025-07-01 Abhishek Baruah , Bidyut Hazarika , Prabwal Phukon

We present a comprehensive analysis of the thermodynamic and optical properties of the Bumblebee Kerr-Newman-Anti-de Sitter (AdS) black hole, a rotating and charged configuration arising in Lorentz symmetry-violating (LSV) gravity. The…

General Relativity and Quantum Cosmology · Physics 2025-12-23 H. Hassanabadi , A. Guvendi , F. Kafikang , T. Sathiyaraj , S. Zare

In this paper, we study the effect of dark energy on the extended thermodynamic structure and interacting microstructures of black holes in AdS, through an analysis of thermodynamic geometry. Considering various limiting cases of the novel…

General Relativity and Quantum Cosmology · Physics 2021-02-05 Aditya Singh , Aritra Ghosh , Chandrasekhar Bhamidipati

We consider the AdS/dS CFT correspondence and study the nature of the thermal bath of the de Sitter field theory using holography. Unlike the temperature of a thermal field theory in flat spacetime, the temperature of a superconformal field…

High Energy Physics - Theory · Physics 2017-08-09 Chong-Sun Chu , Dimitrios Giataganas

We investigate the Gauss-Bonnet black hole in five dimensional anti-de Sitter spacetimes (GBAdS). We analyze all thermodynamic quantities of the GBAdS, which is characterized by the Gauss-Bonnet coupling $c$ and mass $M$, comparing with…

General Relativity and Quantum Cosmology · Physics 2008-12-18 Yun Soo Myung , Yong-Wan Kim , Young-Jai Park

We show that AdS black holes dual to field theories on flat spacetime, as used in applications of the AdS/CFT correspondence to strong interaction and condensed matter physics, have temperatures with positive lower bounds. There are two…

High Energy Physics - Theory · Physics 2010-12-23 Brett McInnes

An effective string theory in physically relevant cosmological and black hole space times is reviewed. Explicit computations of the quantum string entropy, partition function and quantum string emission by black holes (Schwarzschild,…

High Energy Physics - Theory · Physics 2008-11-26 Marina Ramon Medrano , Norma G. Sanchez

Implementing the concept of Dark Fluid with a Chaplygin-like equation of state within General Relativity, we construct a new higher-dimensional, static, and spherically symmetric anti-de Sitter (AdS) black hole solution. Energy conditions…

General Relativity and Quantum Cosmology · Physics 2025-03-25 Y. Sekhmani , G. G. Luciano , J. Rayimbaev , M. K. Jasim , A. Al-Badawi , S. K. Maurya

In this study, we present a novel exact solution to the gravitational field equations, known as the Ay\'on-Beato-Garc\'ia black hole solution, set against the backdrop of anti-de Sitter space and surrounded by a quintessence field. This…

General Relativity and Quantum Cosmology · Physics 2025-04-02 Ahmad Al-Badawi , Faizuddin Ahmed , İzzet Sakallı

We study the thermodynamic and gravitational stability of Kerr anti-de Sitter black holes in five and higher dimensions. We show, in the case of equal rotation parameters, $a_i=a$, that the Kerr-AdS background metrics become stable, both…

General Relativity and Quantum Cosmology · Physics 2010-11-19 Benedict M. N. Carter , Ishwaree P Neupane

In this study, we explore a spherically symmetric charged black hole with a cosmological constant under the influence of a Kalb--Ramond field background. We compute the photon sphere and shadow radii, validating our findings using…

General Relativity and Quantum Cosmology · Physics 2024-08-07 H. Chen , M. Y. Zhang , A. A. Araújo Filho , F. Hosseinifar , H. Hassanabadi

This work is devoted to the exploration of shadow cast and center of mass energy in the background of a 4-dimensional charged Gauss-Bonnet AdS black hole. On investigating particle dynamics, we have examined BH's metric function. Whereas,…

General Relativity and Quantum Cosmology · Physics 2021-07-07 Muhammad Zahid , Saeed Ullah Khan , Jingli Ren

We investigate the charged Schwarzschild-Anti-deSitter (SAdS) BH thermodynamics in 5d Einstein-Gauss-Bonnet gravity with electromagnetic field. The Hawking-Page phase transitions between SAdS BH and pure AdS space are studied. The…

High Energy Physics - Theory · Physics 2016-09-06 M. Cvetic , S. Nojiri , S. D. Odintsov

In this study, we investigate black holes (BHs) surrounded by a quintessence field (QF) within the framework of effective quantum gravity (EQG). We analyze the spacetime metric characterized by quantum correction parameter $\xi$ and…

General Relativity and Quantum Cosmology · Physics 2025-03-25 Ahmad Al-Badawi , Faizuddin Ahmed , Tursunali Xamidov , Sanjar Shaymatov , İzzet Sakallı

Black holes in anti-de Sitter (AdS) backgrounds play a pivotal role in the gauge/gravity duality where they determine, among other things, the approach to equilibrium of the dual field theory. We undertake a detailed analysis of perturbed…

High Energy Physics - Theory · Physics 2015-06-18 Vitor Cardoso , Oscar J. C. Dias , Gavin S. Hartnett , Luis Lehner , Jorge E. Santos

In this study, we examine quantum Oppenheimer-Snyder black holes (BHs) embedded within a cloud of strings and immersed in perfect fluid dark matter. Also, beginning with the underlying spacetime geometry, we determine how quantum…

General Relativity and Quantum Cosmology · Physics 2026-02-27 Faizuddin Ahmed , Allan R. P. Moreira , Abdelmalek Bouzenada

We construct a charged Bardeen black hole (BH) surrounded by perfect fluid dark matter (PFDM) and coupled to a cloud of strings (CS). The metric function combines the magnetic monopole charge from nonlinear electrodynamics, the PFDM…

General Relativity and Quantum Cosmology · Physics 2026-02-04 Faizuddin Ahmed , Ahmad Al-Badawi , İzzet Sakallı

Thermodynamics of five-dimensional Schwarzschild Anti-de Sitter (SAdS) and SdS black holes in the particular model of higher derivative gravity is considered. The free energy, mass (thermodynamical energy) and entropy are evaluated. There…

High Energy Physics - Theory · Physics 2009-09-17 Shin'ichi Nojiri , Sergei D. Odintsov
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