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In this paper, utilizing the generalized off shell Helmholtz free energy, we explore the topological numbers of the four-dimensional static accelerating black hole and its AdS extension, as well as the static charged accelerating black hole…

High Energy Physics - Theory · Physics 2023-10-24 Di Wu

In this paper, we investigate the dynamics of massive particles and the associated gravitational waveforms in the spacetime of a black hole within the framework of Einstein-Bumblebee gravity. Our analysis encompasses both charged and…

General Relativity and Quantum Cosmology · Physics 2026-03-17 Zijian Shi , Xiangdong Zhang , Yunlong Liu

We obtain an exact solution of $AdS$ black hole solution in Einstein-Gauss-Bonnet (EGB) gravity coupled with nonlinear electrodynamics. It interpolates with the $AdS$ regular black hole and $AdS$ EGB black hole in the absence of the…

General Relativity and Quantum Cosmology · Physics 2022-08-30 Dharm Veer Singh , Vinod Kumar Bhardwaj , Sudhaker Upadhyay

In this paper, the thermodynamics and the stability of horizon of the charged AdS black hole surrounded by quintessence and cloud of strings in d-dimensional spacetime are studied via the scalar field scattering and the charged particle…

General Relativity and Quantum Cosmology · Physics 2021-03-16 Rui Yin , Jing Liang , Benrong Mu

Using the new physical interpretation of quasinormal modes proposed by Maggiore, we calculate the area and entropy spectra for the 3-dimensioal and 5-dimensional large AdS black holes. The spectra are obtained by imposing the…

High Energy Physics - Theory · Physics 2009-12-22 Shao-Wen Wei , Yu-Xiao Liu

We analyze the effects of noncommutativity on phantom Reissner-Nordstr\"om-Anti-de Sitter black holes by modeling mass and charge distributions with Lorentzian profiles. The modified metric function exhibits significant deviations from the…

High Energy Physics - Theory · Physics 2025-03-20 B. Hamil , B. C. Lütfüoğlu

In this paper, we study the thermodynamic features of a non-linear magnetic-charged AdS black hole surrounded by quintessence, in the background of perfect fluid dark matter(PFDM). After having constructed the corresponding metric, we…

General Relativity and Quantum Cosmology · Physics 2023-08-08 Ragil Brand Ndongmo , Saleh Mahamat , Thomas Bouetou Bouetou , Conrad Bertrand Tabi , Timoleon Crepin Kofane

We explore the non-BPS analog of `AdS bubbles', which are regular spherically symmetric 1/2 BPS geometries in type IIB supergravity. They have regular horizons and can be thought of as bubbling generalizations of non-extremal AdS black hole…

High Energy Physics - Theory · Physics 2009-10-07 James T. Liu , H. Lu , C. N. Pope , Justin F. Vazquez-Poritz

We studied the upper bounds of the holographic entanglement entropy growth rate for thermofield double (TFD) states. By comparing the cases of vacuum AdS and charged AdS black holes, we conjecture: for all static planar or spherically…

High Energy Physics - Theory · Physics 2022-10-20 Ze Li , Run-Qiu Yang

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 develop the thermodynamics of BPS and near-BPS AdS6 black holes. We study the phase diagram of BPS black holes in the grand canonical ensemble. We highlight two distinct deformations orthogonal to the BPS surface: (i) increasing the…

High Energy Physics - Theory · Physics 2022-06-17 Madhu Mishra , Amitabh Virmani

This paper is about the extended thermodynamics of AdS black holes and its relation to CFT thermodynamics. The logarithmic term of the central charge is interpreted as black hole entropy. We have obtain a modified Friedmann equation from…

General Relativity and Quantum Cosmology · Physics 2023-06-30 M. Bousder , E. Salmani , H. Ez-Zahraouy

Following previous study about AdS-Schwarzschild black holes minimally coupled to a cloud of strings in the context of massive gravity {Ghanaatian:2019} and inspired by strong connection between Gauss-Bonnet Gravity and heterotic string…

High Energy Physics - Theory · Physics 2020-01-22 Hadi Ranjbari , Mehdi Sadeghi , M. Ghanaatian , Gh. Forozani

Using the general framework developed in hep-th/0607056, we study in detail the phase space of BPS Black Holes in AdS, for the case where all three electric charges are equal. Although these solitons are supersymmetric with zero Hawking…

High Energy Physics - Theory · Physics 2010-10-27 Pedro J. Silva

In this paper, the Joule-Thomson expansion of Born-Infeld AdS black holes is studied in the extended phase space, where the cosmological constant is identified with the pressure. The Joule-Thomson coefficient, the inversion curves and the…

General Relativity and Quantum Cosmology · Physics 2020-11-23 Shihao Bi , Minghao Du , Jun Tao , Feiyu Yao

By using the scattering of a scalar field, we discuss the thermodynamics and overcharging problem in a 4D Gauss-Bonnet AdS black hole in both the normal phase space and extended phase space. In the normal phase space, where the cosmological…

General Relativity and Quantum Cosmology · Physics 2020-11-03 Benrong Mu , Jing Liang , Xiaobo Guo

We analytically and numerically study quasinormal frequencies (QNFs) of neutral and charged scalar fields in the charged anti-de Sitter (AdS) black holes and discuss the stability of the black holes in terms of the QNFs. We focus on the…

General Relativity and Quantum Cosmology · Physics 2021-06-18 Takuya Katagiri , Tomohiro Harada

Previously we showed that nearly extremal Ba\~{n}ados-Teitelboim-Zanelli (BTZ) black holes can be overspun by test bodies and fields, following the work of Rocha and Cardoso for the extremal case. The naked singularities in AdS space-times…

General Relativity and Quantum Cosmology · Physics 2024-07-09 Koray Düztaş

We probe the phase structure of the regular AdS black holes using the null geodesics. The radius of photon orbit and minimum impact parameter shows a non-monotonous behaviour below the critical values of the temperature and the pressure,…

General Relativity and Quantum Cosmology · Physics 2020-11-04 A. Naveena Kumara , C. L. Ahmed Rizwan , Shreyas Punacha , Ajith K. M. , Md Sabir Ali

Black holes in asymptotically anti-de Sitter (AdS) spacetimes have been the subject of intense scrutiny, including detailed frequency-domain analysis and full nonlinear evolutions. Remarkably, studies of linearized perturbations in the…

General Relativity and Quantum Cosmology · Physics 2015-06-23 Vitor Cardoso , Gaurav Khanna