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相关论文: Photon Orbits and Thermodynamic Phase Transition o…

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We study the relationship between the null geodesics and thermodynamic phase transition for the charged AdS black hole. In the reduced parameter space, we find that there exist non-monotonic behaviors of the photon sphere radius and the…

广义相对论与量子宇宙学 · 物理学 2018-05-23 Shao-Wen Wei , Yu-Xiao Liu

In this paper, we aim to examine the relationship between the unstable circular photon orbit and the thermodynamic phase transition for a rotating Kerr-AdS black hole. On one side, we give a brief review of the phase transition for the…

广义相对论与量子宇宙学 · 物理学 2019-02-20 Shao-Wen Wei , Yu-Xiao Liu , Yong-Qiang Wang

The phase structure of charged Anti-de Sitter black hole in massive gravity is investigated using the unstable circular photon orbits formalism, concretely we establish a direct link between the null geodesics and the critical behavior…

高能物理 - 理论 · 物理学 2020-02-12 M. Chabab , H. El Moumni , S. Iraoui , K. Masmar

Interpreting the cosmological constant as the energy of the vacuum and using a gravitational decoupling approach leads to a new Kerr--anti-de Sitter (AdS) black hole. The metric of the new Kerr--AdS is simpler than the standard Kerr--AdS…

广义相对论与量子宇宙学 · 物理学 2024-11-07 Suhail Khan , Shafqat Ul Islam , Sushant G. Ghosh , Sunil D. Maharaj

In this work, we investigate the relationship between the photon sphere radius and the first-order phase transition for the charged EPYM AdS black hole. Through the analysis, we find with a certain condition there exist the non-monotonic…

高能物理 - 理论 · 物理学 2023-02-01 Yun-Zhi Du , Huai-Fan Li , Fang Liu , Li-Chun Zhang

Relations between photon orbits and thermodynamical phase transitions are explored in Born-Infeld-dilaton-AdS black hole. The coupling between the electromagnetic field and the dialton field is chosen such that the full phase diagram…

高能物理 - 理论 · 物理学 2020-04-22 Haitang Li , Yong Chen , Shao-Jun Zhang

We obtain an exact solution of spherically symmetric Letelier AdS black holes immersed in perfect fluid dark matter (PFDM). Considering the cosmological constant as the positive pressure of the system and volume as its conjugate variable,…

广义相对论与量子宇宙学 · 物理学 2024-03-26 Ashima Sood , Md Sabir Ali , J. K. Singh , Sushant G. Ghosh

We study the thermodynamics of the Ay\'{o}n-Beato-Garc\'{i}a black hole and the relationship between photon orbits and the thermodynamic phase transitions of the black hole in AdS spacetime. We then examine the interactions between the…

广义相对论与量子宇宙学 · 物理学 2025-10-08 Kartheek Hegde , A. Naveena Kumara , C. L. Ahmed Rizwan , Md Sabir Ali , Shreyas Punacha , K. M. Ajith

Modified gravity theories are of great interest in both observational and theoretical studies. In this article we study the correlation between the null geodesics in the background of a four-dimensional Einstein-Maxwell-Gauss-Bonnet AdS…

广义相对论与量子宇宙学 · 物理学 2021-05-19 Kartheek Hegde , A. Naveena Kumara , C. L. Ahmed Rizwan , Md Sabir Ali , Ajith K. M

The phase transitions of charged Anti-de Sitter (AdS) black holes are characterized by studying null geodesics in the vicinity of the critical curve of photon trajectories around black holes as well as their optical appearance as the black…

广义相对论与量子宇宙学 · 物理学 2024-09-04 Chatchai Promsiri , Weerawit Horinouchi , Ekapong Hirunsirisawat

In this paper, we investigate the phase structure of a nonminimal coupled magnetic AdS black hole by connecting its thermodynamic properties with the dynamical behavior of orbiting particles, within the framework of Lyapunov exponent and…

广义相对论与量子宇宙学 · 物理学 2025-10-16 R. H. Ali , Zi-Yu Tang , Xiao-Mei Kuang

Employing the thermodynamic geometry approach, we explore phase transition of four dimensional spinning black holes in an anti-de Sitter (AdS) spaces and found the following novel results. (i) Contrary to the charged AdS black hole,…

高能物理 - 理论 · 物理学 2021-12-02 Amin Dehyadegari , Ahmad Sheykhi

Understanding the thermodynamic phase transition of black holes can provide a deep insight into the fundamental properties of black hole gravity to establish the theory of quantum gravity. We investigate the condition and latent heat of…

高能物理 - 理论 · 物理学 2022-09-13 Yun-Zhi Du , Huai-Fan Li , Fang Liu , Ren Zhao , Li-Chun Zhang

The phase transition of the Gauss-Bonnet AdS black hole has the similar property with the van der Waals thermodynamic system. However, it is determined by the Gauss-Bonnet coefficient {\alpha}, not only the horizon radius. Furthermore, the…

高能物理 - 理论 · 物理学 2022-09-13 Yun-Zhi Du , Hui-Hua Zhao , Li-Chun Zhang

In this paper, we investigate the phase transitions and critical behavior of a nonlinear magnetically charged rotating AdS black hole, with a particular emphasis on the influence of a quintessence field. Our comprehensive thermodynamic…

高能物理 - 理论 · 物理学 2024-10-18 Hayat. Laassiri , Ahmed. Daassou , Rachid. Benbrik

In this work, the microstructure of charged AdS black holes under minimal length effects is investigated. We study the thermodynamics of black holes in the extended phase space, where the cosmological constant is regarded as the…

广义相对论与量子宇宙学 · 物理学 2022-12-14 Ningchen Bai , Aoyun He , Jun Tao

Employing the free energy landscape, we study the phase transition and its dynamics for a class of regular black holes in Anti-de Sitter spacetime governed by the coupling of non-linear electrodynamics, which reduces to Hayward and Bardeen…

广义相对论与量子宇宙学 · 物理学 2021-06-22 A. Naveena Kumara , Shreyas Punacha , Kartheek Hegde , C. L. Ahmed Rizwan , Md Sabir Ali , K. M. Ajith

We study the relationship between the standard or extended thermodynamic phase structure of various AdS black holes and the Lyapunov exponents associated with the null and time-like geodesics. We consider dyonic, Bardeen, Gauss-Bonnet, and…

高能物理 - 理论 · 物理学 2024-07-29 Bhaskar Shukla , Pranaya Pratik Das , David Dudal , Subhash Mahapatra

We study the thermodynamics and the chemical potential for a five-dimensional charged AdS black hole by treating the cosmological constant as the number of colors $N$ in the boundary gauge theory and its conjugate quantity as the associated…

广义相对论与量子宇宙学 · 物理学 2017-12-20 Shao-Wen Wei , Bin Liang , Yu-Xiao Liu

In this paper, we study thermodynamics, thermal fluctuations, phase transitions and the charged anti-de Sitter black hole surrounded by perfect fluid dark matter. Large black holes are shown to be stable when subject to thermal…

广义相对论与量子宇宙学 · 物理学 2023-05-31 G. Abbas , R. H. Ali
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