English
Related papers

Related papers: Lyapunov exponents, phase transition and chaos bou…

200 papers

In this letter, we study proper time Lyapunov exponents and coordinate time Lyapunov exponents of chaos for both massless and massive particles orbiting a four-dimensional Kerr-AdS black hole, and explore their relationships with the phase…

High Energy Physics - Theory · Physics 2025-04-15 Deyou Chen , Chuang Yang , Yongtao Liu

In this paper, we investigate Lyapunov exponents of chaos for both massless and charged particles around a non-linear electrodynamics black hole, and explore their relationships with a phase transition and a chaos bound of this black hole.…

General Relativity and Quantum Cosmology · Physics 2025-12-22 Chuanhong Gao , Chuang Yang , Tetvui Chong , Deyou Chen

We study the thermodynamic phase transition of ModMax anti-de Sitter (AdS) black holes using Lyapunov exponents of massless and massive particles in unstable circular orbits. Our results demonstrate that the thermal profile of the Lyapunov…

General Relativity and Quantum Cosmology · Physics 2025-10-28 Gorima Bezboruah , Mozib Bin Awal , Prabwal Phukon

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…

High Energy Physics - Theory · Physics 2024-07-29 Bhaskar Shukla , Pranaya Pratik Das , David Dudal , Subhash Mahapatra

In this paper, we study the relationship between the phase transition and Lyapunov exponents for 4D Hayward anti-de Sitter (AdS) black hole. We consider the motion of massless and massive particles around an unstable circular orbit of the…

High Energy Physics - Theory · Physics 2024-04-08 Naba Jyoti Gogoi , Saumen Acharjee , Prabwal Phukon

We conjecture that there exists a relationship between Lyapunov exponents and black hole phase transitions. To support our conjecture, Lyapunov exponents of the motion of particles and ring strings are calculated for…

General Relativity and Quantum Cosmology · Physics 2022-09-07 Xiaobo Guo , Yuhang Lu , Benrong Mu , Peng Wang

We compute the Lyapunov exponents for test particles orbiting in unstable circular trajectories around D-dimensional Reissner-Nordstr\"om (RN) black holes, scrutinizing instances of the chaos bound violation. Notably, we discover that an…

High Energy Physics - Theory · Physics 2024-08-13 Yu-Qi Lei , Xian-Hui Ge , Surojit Dalui

We probe the thermodynamic phase structure of four dimensional Horava Lifshitz black holes by Lyapunov exponent analysis. For both massless and massive test particles, the Lyapunov exponent exhibits a multivalued dependence on temperature…

High Energy Physics - Theory · Physics 2026-04-29 Mozib Bin Awal , Prabwal Phukon

This study investigates the phase transitions of RN-AdS black holes immersed in a quintessence field, employing Lyapunov exponents as a dynamical probe to characterize the thermodynamics of black hole. Incorporating quintessence dark energy…

General Relativity and Quantum Cosmology · Physics 2025-08-06 Xiaobo Guo , Rui Yang , Yizhi Liang , Jun Tao

We investigate the conjectured bound on the Lyapunov exponent for a charged particle with angular motion in the Kerr-Newman-AdS black hole. The Lyapunov exponent is calculated based on the effective Lagrangian. We show that the negative…

General Relativity and Quantum Cosmology · Physics 2022-09-12 Bogeun Gwak , Naoto Kan , Bum-Hoon Lee , Hocheol Lee

We investigate the conjecture on the upper bound of the Lyapunov exponent for the chaotic motion of a charged particle around a Kerr-Newman black hole. The Lyapunov exponent is closely associated with the maximum of the effective potential…

General Relativity and Quantum Cosmology · Physics 2022-01-11 Naoto Kan , Bogeun Gwak

We study the phase structure of hyperscaling violating black holes using Lyapunov exponents. For describing hyperscaling violating system, we chose a particular gravity model constructed from generalized Einstein-Maxwell-Dilaton action…

General Relativity and Quantum Cosmology · Physics 2024-03-05 A. Naveena Kumara , Shreyas Punacha , Md Sabir Ali

In this paper, we investigated the chaos of the phantom AdS black hole in near-horizon regions and at a certain distance from the black hole, where the Lyapunov exponent was calculated by the Jacobian determinant. We found that the angular…

General Relativity and Quantum Cosmology · Physics 2022-11-10 Yue Song , Rui Yin , Yiqian He , Benrong Mu

In this paper, we characterize the phase transitons of Born-Infeld AdS black holes in terms of Lyapunov exponents. We calculate the Lyapunov exponents for both null and timelike geodesics. It is found that black hole phase transitions can…

General Relativity and Quantum Cosmology · Physics 2023-07-26 Shaojie Yang , Jun Tao , Benrong Mu , Aoyun He

Positions of a charged particle's equilibrium orbits and spatial regions where the chaos bound is violated are found through circular motions of the particle around charged Taub-NUT black holes. Lyapunov exponent is gotten by calculating…

General Relativity and Quantum Cosmology · Physics 2023-10-03 Yucheng He , Zeqiang Wang , Deyou Chen

The chaos bound in the near-horizon regions has been studied through the expansions of the metric functions on the horizon. In this paper, we investigate the chaos bound in the the near-horizon region and at a certain distance from the…

General Relativity and Quantum Cosmology · Physics 2022-09-14 Chuanhong Gao , Deyou Chen , Chengye Yu , Peng Wang

We investigate the relationship between thermodynamic phase transitions and the Lyapunov exponent of charged regular anti-de Sitter black holes in quasi-topological gravity. Our results show that the Lyapunov exponent displays oscillatory…

General Relativity and Quantum Cosmology · Physics 2026-05-29 Hao Xie , Si-Jiang Yang

We explore the chaotic behavior of particle motion in a black hole with quasi-topological electromagnetism. The chaos bound is found to be violated in the higher order expansion of the metric function and the electric potential near the…

High Energy Physics - Theory · Physics 2021-09-02 Yu-Qi Lei , Xian-Hui Ge , Cheng Ran

We investigate the circular motion and chaos bound of a charged particle near 4D charged AdS black holes in Einstein-Gauss-Bonnet gravity theory. By means of the Jacobian matrix, the analytical form of the Lyapunov exponent of the charged…

General Relativity and Quantum Cosmology · Physics 2023-06-16 Jiayu Xie , Jie Wang , Bing Tang

We study the circular motion of charged particles near a charged black hole. The general form of the Lyapunov exponent of charged particles is obtained by using the Jacobian matrix. The results show that the chaos bound can be saturated by…

High Energy Physics - Theory · Physics 2022-04-20 Yu-Qi Lei , Xian-Hui Ge
‹ Prev 1 2 3 10 Next ›