English
Related papers

Related papers: Black String solutions in Rainbow Gravity

200 papers

This work explores the shadow of a black hole within the framework of $F(R)$-ModMax gravity coupled with a cloud of strings. The Einstein field equations are solved for a nonlinear ModMax electromagnetic source in the context of $F(R)$…

General Relativity and Quantum Cosmology · Physics 2025-10-28 Ahmad Al-Badawi

Supersymmetric solutions of supergravity have been of particular importance in the advances of string theory. This article reviews the current status of black hole solutions in higher-dimensional supergravity theories. We discuss primarily…

High Energy Physics - Theory · Physics 2015-05-27 Kei-ichi Maeda , Masato Nozawa

Lovelock theory is a natural extension of the Einstein theory of general relativity to higher dimensions in which the first and second orders correspond, respectively, to general relativity and Einstein-Gauss-Bonnet gravity. We present…

General Relativity and Quantum Cosmology · Physics 2015-06-22 Sushant G. Ghosh , Uma Papnoi , Sunil D. Maharaj

The Lovelock theory is an extension of general relativity to higher dimensions. We study the Lovelock black hole for a string cloud model in arbitrary dimensional spacetime, and in turn also analyze its thermodynamical properties. Indeed,…

General Relativity and Quantum Cosmology · Physics 2015-11-13 Tae-Hun Lee , Sushant G. Ghosh , Sunil D. Maharaj , Dharmanand Baboolal

Following an earlier study regarding Gauss-Bonnet-Maxwell black holes in the presence of gravity's rainbow [S. H. Hendi and M. Faizal, Phys. Rev. D 92, 044027 (2015)], in this paper, we will consider all constants as energy dependent ones.…

General Relativity and Quantum Cosmology · Physics 2016-07-25 Seyed Hossein Hendi , Shahram Panahiyan , Behzad Eslam Panah , Mir Faizal , Mehrab Momennia

We study aspects of d-dimensional black holes with two electric charges, corresponding to fundamental strings with generic momentum and winding on an internal circle. The perturbative alpha' corrections to such black holes and their…

High Energy Physics - Theory · Physics 2010-02-11 Amit Giveon , Dan Gorbonos , Merav Stern

We construct an exact black hole solution for the Einstein gravity coupled with the nonlinear electrodynamics (which corresponds to the Maxwell electrodynamics in the weak field limit) in the presence of a cloud of strings as the source. We…

General Relativity and Quantum Cosmology · Physics 2022-11-18 Dharm Veer Singh , Aradhya Shukla , Sudhaker Upadhyay

The entropic force attracts a lot of interest for its multifunctional properties. For instance, Einstein's field equation, Newton's law of gravitation and the Friedmann equation can be derived from the entropic force. In this paper,…

High Energy Physics - Theory · Physics 2020-07-01 Zhong-Wen Feng , Shu-Zheng Yang

In this paper, an exact solution of Kerr black hole surrounded by a cloud of strings in Rastall gravity is obtained by Newman-Janis algorithm without complexification, and the influence of the string parameter $a_0$ on the black hole…

General Relativity and Quantum Cosmology · Physics 2021-11-19 Zonghai Li , Tao Zhou

According to some quantum gravity models, Lorentz invariance can be violated in the Planck energy scale. With this motivation, we analyze the thermal quantities and the stability of Schwarzschild black hole surrounded by quintessence in…

General Relativity and Quantum Cosmology · Physics 2023-04-26 B. Hamil , B. C. Lütfüoğlu

In this paper we, first, present a class of charged rotating solutions in four-dimensional Einstein-Maxwell-dilaton gravity with zero and Liouville-type potentials. We find that these solutions can present a black hole/string with two…

High Energy Physics - Theory · Physics 2009-11-10 M. H. Dehghani , N. Farhangkhah

Recently, several methods have been proposed to regularize a $D \to 4$ limit of Einstein-Gauss-Bonnet (EGB), leading to nontrivial gravitational dynamics in $4D$. We present an exact nonsingular black hole solution in the $4D$ EGB gravity…

General Relativity and Quantum Cosmology · Physics 2022-04-19 Arun Kumar , Dharmanand Baboolal , Sushant G. Ghosh

In this manuscript, we investigate the thermal properties of the rotating charged BTZ black hole under the gravity's rainbow (GR) and generalized uncertainty principle (GUP) formalism. At first, we study the GR-corrected thermal quantities…

General Relativity and Quantum Cosmology · Physics 2023-01-02 B. C. Lütfüoğlu , B. Hamil , L. Dahbi

A family of exact conformal field theories is constructed which describe charged black strings in three dimensions. Unlike previous charged black hole or extended black hole solutions in string theory, the low energy spacetime metric has a…

High Energy Physics - Theory · Physics 2009-10-22 James H. Horne , Gary T. Horowitz

We present a solution to the vacuum Einstein Equations which represents a collapse of a gravitational wave in 5 dimensions. Depending on the focal length of the wave, the collapse results, either in a black string covered by a horizon, or…

General Relativity and Quantum Cosmology · Physics 2008-11-26 Alexander Feinstein

We generalize the vacuum static black strings with negative cosmological constant recently discussed in literature, by including an electromagnetic field. These higher-dimensional configurations have no dependence on the `compact' extra…

High Energy Physics - Theory · Physics 2008-11-26 Yves Brihaye , Eugen Radu , Cristian Stelea

In this paper, we will analyze a five-dimensional Yang-Mills black hole solution in massive gravity's rainbow. We will also investigate the flow of such a solution with scale. Then, we will discuss the scale dependence of the thermodynamics…

General Relativity and Quantum Cosmology · Physics 2022-04-27 Houcine Aounallah , Behnam Pourhassan , Seyed Hossein Hendi , Mir Faizal

In this paper, we will analyze the gravitational collapse in the framework of gravity's rainbow. We will demonstrate that the position of the horizon for a particle inside the black hole depends on the energy of that particle. It will also…

General Relativity and Quantum Cosmology · Physics 2015-07-01 Ahmed Farag Ali , Mir Faizal , Barun Majumder , Ravi Mistry

We discuss how cosmic strings can be used to mine energy from black holes. A string attached to the black hole gives rise to an additional channel for the energy release. It is demonstrated that when a string crosses the event horizon, its…

High Energy Physics - Theory · Physics 2009-10-31 V. Frolov , D. Fursaev

Two solutions of stringy gravity in three and four dimensions which admit interpretation as a black hole and a black string, respectively, are discussed. It is demonstrated that they are exact WZWN nonlinear sigma models to all orders in…

High Energy Physics - Theory · Physics 2007-05-23 Nemanja Kaloper