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Related papers: Tidal effects in 4D Einstein-Gauss-Bonnet Black Ho…

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The article considers tidal forces in the vicinity of the Kottler black hole. We find a solution of the geodesic deviation equation for radially falling bodies, which is determined by elliptic integrals. And also the asymptotic behavior of…

General Relativity and Quantum Cosmology · Physics 2022-05-03 V. P. Vandeev , A. N. Semenova

We analyze the tidal forces produced in the spacetime of Reissner-Nordstr\"om black holes. We point out that the radial component of the tidal force changes sign just outside the event horizon if the charge-to-mass ratio is close to $1$…

General Relativity and Quantum Cosmology · Physics 2016-02-24 Luís C. B. Crispino , Atsushi Higuchi , Leandro A. Oliveira , Ednilton S. de Oliveira

Tidal forces produced by black holes are an important result of General Relativity, related to the spacetime curvature tensor. Among the astrophysical implications of tidal forces, stands out tidal disruption events. We analyze the tidal…

General Relativity and Quantum Cosmology · Physics 2020-05-28 Haroldo C. D. Lima Junior , Luís C. B. Crispino

The recently proposed effective equation of motion for the $4D$- Einstein-Gauss-Bonnet gravity admits a static black hole solution that has, like the Rissner-Nordstr\"{o}m charged black hole, two horizons instead of one for the…

General Relativity and Quantum Cosmology · Physics 2020-09-14 Naresh Dadhich

Tidal perturbations play an important role in the study of the dynamics in the classical two-body system. Understanding tidal effects in strong-field regions may allow one to use gravitational-wave or electromagnetic observations to locate…

General Relativity and Quantum Cosmology · Physics 2021-07-14 Vitor Cardoso , Arianna Foschi

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 have investigated the tidal forces and geodesic deviation motion in the spacetime of a black hole in the galaxy with dark matter halo. Our results show that the tidal force and geodesic deviation motion depend on the dark matter halo…

General Relativity and Quantum Cosmology · Physics 2022-09-07 Jiayi Liu , Songbai Chen , Jiliang Jing

We investigate tidal effects produced in the spacetime of Schwarzschild black hole in holographic massive gravity, which has two additional mass parameters due to massive gravitons. As a result, we have obtained that massive gravitons…

General Relativity and Quantum Cosmology · Physics 2020-11-26 Soon-Tae Hong , Yong-Wan Kim , Young-Jai Park

The current manuscript deals with the tidal force effects, geodesic deviation, and shadow constraints of the Schwarzschild-like black hole theorised in Starobinsky-Bel-Robinson gravity exhibiting M-theory compactification. In the current…

General Relativity and Quantum Cosmology · Physics 2023-10-25 Dhruv Arora , Niyaz Uddin Molla , Himanshu Chaudhary , Ujjal Debnath , Farruh Atamurotov , G. Mustafa

The concept of regular black holes has gained attention in recent years, especially in the context of quantum gravity theories. In these theories, the existence of singularities is paradoxical as they represent a breakdown of the laws of…

General Relativity and Quantum Cosmology · Physics 2023-05-16 Dhruv Arora , Parth Bambhaniya , Dipanjan Dey , Pankaj S. Joshi

Black holes and wormholes are solutions of Einstein's field equations, both of which, from afar, look like a central mass. We show here that although at large distances both behave like Newtonian objects, close to the event horizon or to…

High Energy Astrophysical Phenomena · Physics 2021-03-31 Pritam Banerjee , Suvankar Paul , Rajibul Shaikh , Tapobrata Sarkar

This paper investigates tidal forces in multidimensional spherically symmetric spacetimes. We consider geodesic deviation equation in Schwarzschild-Tangherlini metric and its electrically charged analog. It was shown that for radial…

General Relativity and Quantum Cosmology · Physics 2023-01-09 V. P. Vandeev , A. N. Semenova

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

This study examines a recently hypothesized black hole. We study the Joule-Thomson coefficient, the inversion temperature and also the isenthalpic curves in the $T_i -P_i$ plane. A comparison is made between the Van der Waals fluid and the…

General Relativity and Quantum Cosmology · Physics 2023-12-29 Dhruv Arora , Muhammad Yasir , Himanshu Chaudhary , Faisal Javed , G. Mustafa , Xia Tiecheng , Farruh Atamurotov

We examine the gyration motion of a charged particle, viewed from a reference observer falling along the Z axis into a Schwarzschild black hole. It is assumed that the magnetic field is constant and uniform along the Z axis, and that the…

General Relativity and Quantum Cosmology · Physics 2009-11-11 Yasufumi Kojima , Kentaro Takami

The article generalizes the description of tidal forces to the case of geodesics with non-zero angular momentum in the metric of static spherically symmetric black holes. We show that the geodesic deviation equation can be diagonalized even…

General Relativity and Quantum Cosmology · Physics 2022-04-29 V. P. Vandeev , A. N. Semenova

We describe the possibility of using LISA's gravitational-wave observations to study, with high precision, the response of a massive central body to the tidal gravitational pull of an orbiting, compact, small-mass object. Motivated by this…

General Relativity and Quantum Cosmology · Physics 2009-11-11 Hua Fang , Geoffrey Lovelace

It is known that the appearance of microscopic objects with distinct topologies and different Euler characteristics, such as instatons and wormholes, at the spacetime-foam level in Euclidean quantum gravity approaches, leads to spacetime…

General Relativity and Quantum Cosmology · Physics 2024-04-08 Stylianos A. Tsilioukas , Emmanuel N. Saridakis , Charalampos Tzerefos

Black bounces are compact objects that combine the structures of regular black holes with those of wormholes. These spacetimes exhibit a rich causal structure and can differ fundamentally from usual black holes. In this work, we study the…

General Relativity and Quantum Cosmology · Physics 2025-10-23 T. M. Crispim , Marcos V. de S. Silva , G. Alencar , Diego Sáez-Chillón Gómez

Tidal disruption events occur when astrophysical objects are destroyed by black holes due to strong tidal force effects. Tidal forces have been studied in a variety of black hole spacetimes, including Reissner-Nordstr\"om and Kerr…

General Relativity and Quantum Cosmology · Physics 2024-03-05 Eduardo Albacete , Maurício Richartz
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