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A new exact magnetized solution describing a Kiselev black hole immersed in a magnetic field is used for studying the dynamics of charged particles. Different types of trajectories are discussed. In the particular case of a weak magnetic…

General Relativity and Quantum Cosmology · Physics 2025-03-03 Vitalie Lungu , Marina-Aura Dariescu , Cristian Stelea

We study the motion of a charged particle around a weakly magnetized rotating black hole. We classify the fate of a charged particle kicked out from the innermost stable circular orbit. We find that the final fate of the charged particle…

General Relativity and Quantum Cosmology · Physics 2015-09-03 Ryo Shiose , Masashi Kimura , Takeshi Chiba

We study motion of charged particles in the field of a rotating black hole immersed into an external asymptotically uniform magnetic field, focusing on the epicyclic quasi-circular orbits near the equatorial plane. Separating the circular…

General Relativity and Quantum Cosmology · Physics 2016-05-04 Arman Tursunov , Zdeněk Stuchlík , Martin Kološ

The purpose of this paper is to examine the epicyclic motion of charged particles in the vicinity of a magnetically charged stringy black hole subject to an electromagnetic field. This investigation is motivated by the established fact that…

General Relativity and Quantum Cosmology · Physics 2023-03-14 Sanjar Shaymatov , Kimet Jusufi , Mirzabek Alloqulov , Bobomurat Ahmedov

We introduce and study a new solution describing a static, spherically symmetric and electrically charged black hole embedded in a charged quintessence fluid, which corresponds to an electric generalization of the Kiselev geometry. We…

General Relativity and Quantum Cosmology · Physics 2026-04-20 Vitalie Lungu , Marina-Aura Dariescu , Cristian Stelea

In this paper, we investigate the motion of charged particles around the weakly magnetized Schwarzschild-like bumblebee black hole which has Lorentz symmetry breaking. Charged particles have curled orbits around the black hole which can…

General Relativity and Quantum Cosmology · Physics 2025-07-03 Hai-Yang Zhang , Ya-Peng Hu , Yu-Sen An

We study the circular orbits of charged particles around a weakly charged Kerr black hole immersed in a weak, axisymmetric magnetic field. Firstly, we review the circular orbits of neutral particles. We then review the circular orbits of…

General Relativity and Quantum Cosmology · Physics 2022-10-04 A. M. Al Zahrani

We study the circular orbits of charged particles around a weakly charged Schwarzschild black hole immersed in a weak, axisymmetric magnetic field. We start by reviewing the circular orbits of neutral particles and charged particles around…

General Relativity and Quantum Cosmology · Physics 2022-08-31 A. M. Al Zahrani

We perform a study to describe motion of charged particles under the influence of electromagnetic and gravitational fields of a slowly rotating wormhole with nonvanishing magnetic moment. We present analytic expression for potentials of…

General Relativity and Quantum Cosmology · Physics 2009-05-27 A. A. Abdujabbarov , B. J. Ahmedov

We investigate the epicyclic motion of charged test particles and the associated quasi-periodic oscillations (QPOs) around a weakly magnetized black hole surrounded by quintessence within the framework of Einstein-ModMax theory. We analyze…

General Relativity and Quantum Cosmology · Physics 2026-01-07 Hamza Rehman , Sanjar Shaymatov , Tao Zhu

In this work we analyze the motion of charged particles in the background of the Kiselev geometry, which is considered here as an exact solution in the context of power-Maxwell electrodynamics. As it is well known, one can use either an…

General Relativity and Quantum Cosmology · Physics 2024-05-14 Marina-Aura Dariescu , Ciprian Dariescu , Vitalie Lungu , Cristian Stelea

We study the dynamics of test particles around a magnetized Ernst black hole considering its magnetic field in the environment surrounding the black hole. We show how its magnetic field can influence the dynamics of particles and epicyclic…

General Relativity and Quantum Cosmology · Physics 2022-08-10 Sanjar Shaymatov , Mubasher Jamil , Kimet Jusufi , Kazuharu Bamba

In this work, we study circular motions of charged particles and their polarized images around the Kerr black hole immersed in a weak magnetic field. We pay special attention to the case that both the magnetic field and the charge-to-mass…

General Relativity and Quantum Cosmology · Physics 2023-07-19 Tsai-Chen Lee , Zezhou Hu , Minyong Guo , Bin Chen

We investigate particle motion in the vicinity of a $4D$ Einstein-Gauss-Bonnet (EGB) black hole immersed in external asymptotically uniform magnetic field. It is well known that magnetic fields can strongly affect charged particle motion in…

General Relativity and Quantum Cosmology · Physics 2020-07-03 Sanjar Shaymatov , Jaroslav Vrba , Daniele Malafarina , Bobomurat Ahmedov , Zdeněk Stuchlík

We study the motion of massive particles with electric and magnetic charges in the background of a magnetically charged Garfinkle-Horowitz-Strominger stringy black hole. We solve analytically the equations of motion of the test particles…

General Relativity and Quantum Cosmology · Physics 2017-06-07 P. A. González , Marco Olivares , Eleftherios Papantonopoulos , Joel Saavedra , Yerko Vásquez

We study motion of a charged particle in the vicinity of a weakly magnetized Schwarzschild black hole and focus on its bounded trajectories lying in the black hole equatorial plane. If the Lorentz force, acting on the particle, is directed…

General Relativity and Quantum Cosmology · Physics 2010-10-27 Valeri P. Frolov , Andrey A. Shoom

This paper investigates the motion and acceleration of a particle that is electrically and magnetically charged, which rotates around a cylindrical black hole in the presence of an external asymptotically uniform magnetic field parallel to…

General Relativity and Quantum Cosmology · Physics 2020-10-13 Rayimbaev Javlon , Demyanova Alexandra , Ugur Camci , Ahmadjon Abdujabbarov , Bobomurat Ahmedov

We discuss charged particles motion in a spacetime of a weakly magnetized static non-rotating black hole. We study under which conditions a charged particle originally revolving around the black hole at a circular orbit after being kicked…

General Relativity and Quantum Cosmology · Physics 2016-11-04 A. M. Al Zahrani , Valeri P. Frolov , Andrey A. Shoom

Here we consider two phenomena in the vicinity of a black hole deformed by the tidal gravitational force of surrounding matter and by a strong magnetic field: equatorial motion of charged particles and the decay of a test scalar field. We…

General Relativity and Quantum Cosmology · Physics 2015-03-20 R. A. Konoplya , Yu-Chun Liu

We investigate the motions of charged particles in the near horizon region of an extreme Kerr black hole with weak electromagnetic fields. There is an enhanced symmetry in the NHEK geometry. We find that when the electromagnetic field…

General Relativity and Quantum Cosmology · Physics 2023-06-13 Yehui Hou , Zhenyu Zhang , Minyong Guo , Bin Chen
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