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Related papers: Tidal Forces in Kottler Spacetimes

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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

We have investigated tidal forces and geodesic deviation motion in the 4D-Einstein-Gauss-Bonnet spacetime. Our results show that tidal force and geodesic deviation motion depend sharply on the sign of Gauss-Bonnet coupling constant.…

General Relativity and Quantum Cosmology · Physics 2021-07-13 Jing Li , Songbai Chen , Jiliang Jing

The aim of this paper is to examine the tidal forces occurred in Kiselev black hole surrounded by radiation and dust fluids. It is noted that radial and angular component of tidal force change the sign between event and Cauchy horizons. We…

General Relativity and Quantum Cosmology · Physics 2017-06-02 M. Umair Shahzad , Abdul Jawad

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 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

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

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 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

Tidal forces are an important feature of General Relativity, which are related to the curvature tensor. We analyze the tidal tensor in Kerr spacetime, with emphasis on the case along the symmetry axis of the Kerr black hole, noting that…

General Relativity and Quantum Cosmology · Physics 2020-03-24 Haroldo C. D. Lima Junior , Luís C. B. Crispino , Atsushi Higuchi

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

We investigate tidal forces, geodesic deviation, and tidal disruption in the black hole spacetime described by the Kalb-Ramond-ModMax solution, where electromagnetic nonlinearity is governed by the parameter $\gamma$ and Lorentz symmetry…

General Relativity and Quantum Cosmology · Physics 2026-01-15 Ednaldo L. B. Junior , Herlan N. Lemos , Marcos V. de S. Silva

We investigate the tidal forces exerted by a spherically symmetric static parametrized black hole. Our analysis reveals that the radial and angular components of the tidal forces exerted by the black hole can exhibit both positive and…

General Relativity and Quantum Cosmology · Physics 2023-11-09 Bobir Toshmatov , Bobomurat Ahmedov

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 generalize to the Kerr spacetime existing self-force results on tidal invariants for particles moving along circular orbits around a Schwarzschild black hole. We obtain linear-in-mass-ratio corrections to the quadratic and cubic…

General Relativity and Quantum Cosmology · Physics 2018-09-26 Donato Bini , Andrea Geralico

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

In a recent paper [arXiv:2305.08922], it has been proposed that the endpoint of the Kerr-AdS superradiant instability is a Grey Galaxy. The conjectured solutions are supposed to be made up of a black hole with critical angular velocity in…

General Relativity and Quantum Cosmology · Physics 2024-05-30 Anand Balivada , Pius Ranjan Padhi , Amitabh Virmani

We investigate here the behavior of a few spherically symmetric static acclaimed black hole solutions in respect of tidal forces in the geodesic frame. It turns out that the forces diverge on the horizon of cold black holes (CBH) while for…

General Relativity and Quantum Cosmology · Physics 2010-11-19 K. K. Nandi , A. Bhadra , P. M. Alsing , T. B. Nayak

In this work, we investigate relativistic tidal forces around a black hole sourced by a cloud of strings, described by the generalized Letelier-Alencar solution. We first review the original Letelier spacetime and its recent generalization,…

General Relativity and Quantum Cosmology · Physics 2026-03-25 Marcos V. de S. Silva , T. M. Crispim , R. R. Landim , Gonzalo J. Olmo , Diego Sáez-Chillón Gómez

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

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
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