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Related papers: Geodesic Study of Regular Hayward Black Hole

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We study the motion of particles in the background of a scalar-tensor theory of gravity in which the scalar field is kinetically coupled to the Einstein tensor and we present the null geodesic structure for asymptotically flat, AdS, and dS…

General Relativity and Quantum Cosmology · Physics 2025-08-15 D. A. Carvajal , P. A. González , Marco Olivares , Eleftherios Papantonopoulos , Yerko Vásquez

In this study, the geodesic motion of a test particle along with its confinement is investigated within Cylindrically Symmetric Wormhole spacetime admitting to Closed Timelike Curves. The confinement of particles with or without angular…

General Relativity and Quantum Cosmology · Physics 2025-03-25 Dhritimalya Roy , Ayanendu Dutta , Subenoy Chakraborty

In the present work we found the geodesic structure of an AdS black hole. By means of a detailed analyze of the corresponding effective potentials for particles and photon, we found all the possible motions which are allowed by the energy…

General Relativity and Quantum Cosmology · Physics 2009-11-10 Norman Cruz , Marco Olivares , Jose R. Villanueva

We derive static spherically symmetric regular black holes as vacuum solutions to purely gravitational theories in four dimensions. To that end, we construct four-dimensional non-polynomial gravities starting from subclasses of…

General Relativity and Quantum Cosmology · Physics 2026-02-20 Johanna Borissova , Raúl Carballo-Rubio

In this paper, we investigate the properties of null geodesics, thermodynamics, gravitational lensing, and black hole shadows in the vicinity of a static regular Frolov black hole. By analyzing the trajectories of null geodesics, we…

General Relativity and Quantum Cosmology · Physics 2025-03-26 Shubham Kala , Hemwati Nandan , Kush Maithani , Saswati Roy , Amare Abebe

We study the null and time-like geodesics of the light and the neutral particles respectively in the exterior of Kerr-Newman black holes. The geodesic equations are known to be written as a set of first-order differential equations in Mino…

General Relativity and Quantum Cosmology · Physics 2022-11-09 Chen-Yu Wang , Da-Shin Lee , Chi-Yong Lin

The motion of time-like test particles in the Fisher/Janis-Newman-Winicour (F/JNW) spacetime is studied with the Hamiltonian formulation of the geodesic equations. The spacetime is characterised by its mass parameter $r_g$ and scalar field…

General Relativity and Quantum Cosmology · Physics 2017-10-27 Gulmina Zaman Babar , Adil Zaman Babar , Yen-Kheng Lim

In this paper, we study the geodesic motion in the spacetime of a SU(2)-colored (A)dS black hole in conformal gravity, and also we investigate spacetime features, such as light spheres and horizons. Moreover, we derive the analytical…

General Relativity and Quantum Cosmology · Physics 2021-05-10 Bahareh Hoseini , Reza Saffari , Saheb Soroushfar

We present the complete analytical solution of the geodesics equations in the supersymmetric BMPV spacetime \cite{Breckenridge:1996is}. We study systematically the properties of massive and massless test particle motion. We analyze the…

General Relativity and Quantum Cosmology · Physics 2014-04-23 Valeria Diemer , Jutta Kunz

We investigate the geodesic motion of massless test particles in the background of a noncommutative geometry inspired Schwarzschild black hole. The behaviour of effective potential is analysed in the equatorial plane and the possible…

General Relativity and Quantum Cosmology · Physics 2017-03-28 Ravi Shankar Kuniyal , Rashmi Uniyal , Anindya Biswas , Hemwati Nandan , K. D. Purohit

We investigate timelike geodesics in asymptotically flat regular black holes supported by a phantom scalar field characterized by a scalar charge $A$. This parameter removes the central singularity and continuously deforms the Schwarzschild…

General Relativity and Quantum Cosmology · Physics 2026-04-23 P. A. González , Marco Olivares , Eleftherios Papantonopoulos , Yerko Vásquez

General relativity predicts that the Kerr black hole develops qualitatively new and surprising features in the limit of maximal spin. Most strikingly, the region of spacetime near the event horizon stretches into an infinitely long throat…

High Energy Physics - Theory · Physics 2019-12-17 Daniel Kapec , Alexandru Lupsasca

Motion of massive and massless test particle in equilibrium and non-equilibrium case is discussed in a dyadosphere geometry through Hamilton-Jacobi method. Geodesics of particles are discussed through Lagrangian method too. Scalar wave…

General Relativity and Quantum Cosmology · Physics 2015-05-13 B. Raychaudhuri , F. Rahaman , M. Kalam , A. Ghosh

In this paper, all possible orbits of test particles are investigated by using phase plane method in regular Hayward black hole space-time. Our results show that the time-like orbits are divided into four types: unstable circular orbits,…

General Relativity and Quantum Cosmology · Physics 2019-10-11 Jian-Ping Hu , Yu Zhang

We obtain the metric corresponding to the Hayward black hole spacetime surrounded by a cloud of strings and investigate the role played by this cloud on the horizons, geodesics, effective potential and thermodynamics. We compare the…

General Relativity and Quantum Cosmology · Physics 2023-05-22 F. F. Nascimento , V. B. Bezerra , J. M. Toledo

We study the timelike geodesics and geodesic deviation for a two-dimensional stringy blackhole spacetime in Schwarzschild gauge. We have analyzed the properties of effective potential along with the structure of the possible orbits for test…

General Relativity and Quantum Cosmology · Physics 2014-09-23 Rashmi Uniyal , Hemwati Nandan , K. D. Purohit

We study the motion of uncharged particles and photons in the background of a magnetically charged Euler-Heisenberg (EH) black hole (BH) with scalar hair. The spacetime can be asymptotically (A)dS or flat. After investigating particle…

General Relativity and Quantum Cosmology · Physics 2024-06-12 Dionysios P. Theodosopoulos , Thanasis Karakasis , George Koutsoumbas , Eleftherios Papantonopoulos

In this work, we investigate the dynamics of periodic orbits and the properties of accretion disks around a Schwarzschild-like black hole (BH) immersed in a King-type dark matter (DM) halo. Our analysis focuses on how the presence of the…

General Relativity and Quantum Cosmology · Physics 2025-11-14 Javokhir Sharipov , Tursunali Xamidov , Qiang Wu , Sanjar Shaymatov , Tao Zhu

A simple model for an evaporating non-rotating black hole is considered, employing a global time that does not become singular at the putative horizon. The dynamics of a test particle falling radially towards the center of the black hole is…

General Relativity and Quantum Cosmology · Physics 2019-02-26 Klaus Kassner

We study the geodesic structure of a $z=2$ Lifshitz black hole in 3+1 spacetime dimensions that is an exact solution to the Einstein-scalar-Maxwell theory. We investigate the motion of massless and massive particles in this background using…

General Relativity and Quantum Cosmology · Physics 2014-06-20 Marco Olivares , Yerko Vásquez , J. R. Villanueva , Felipe Moncada