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Related papers: Toroidal Black Holes and T-duality

200 papers

Topological charged black holes coupled with a cosmological constant in $R^{2}\times X^{D-2}$ spacetimes are studied, where $X^{D-2}$ is an Einstein space of the form ${}^{(D-2)}R_{AB} = k(D-3) h_{AB}$. The global structure for the…

General Relativity and Quantum Cosmology · Physics 2009-07-07 Yumei Wu , M. F. A. da Silva , N. O. Santos , Anzhong Wang

A new approach to the study of the AGN phenomenon is proposed, in which the nucleus activity is related to the metric of the inner massive black hole. The possibility of a Toroidal Black Hole (TBH), in contrast to the usual Spherical Black…

Astrophysics · Physics 2007-05-23 Fulvio Pompilio , S. M. Harun-or-Rashid , Matts Roos

We study the full spectrum of spherically symmetric solutions in the five dimensional non-projectable Horava-Lifshitz type gravity theories. For appropriate ranges of the coupling parameters, we have found several classes of solutions which…

High Energy Physics - Theory · Physics 2014-11-20 G. Koutsoumbas , E. Papantonopoulos , P. Pasipoularides , M. Tsoukalas

In mimetic gravity, we derive $D$-dimension charged black hole solutions having flat or cylindrical horizons with zero curvature boundary. The asymptotic behaviours of these black holes behave as (A)dS. We study both linear and nonlinear…

General Relativity and Quantum Cosmology · Physics 2019-02-06 G. G. L. Nashed , W. El Hanafy , Kazuharu Bamba

We provide a string theory realisation of a two-parameter family of Type IIB supergravity solutions of the form ${\rm WAdS}_3 \times {\rm WS}^3 \times M_4$, as near-horizon geometries of supersymmetric backgrounds involving D1-D5 branes,…

High Energy Physics - Theory · Physics 2025-12-02 S. Maurelli , R. Noris , M. Oyarzo , M. Trigiante

A classification of supersymmetric solutions of five dimensional ungauged supergravity coupled to arbitrary many abelian vector multiplets is used to prove a uniqueness theorem for asymptotically flat supersymmetric black holes with regular…

High Energy Physics - Theory · Physics 2010-02-03 Jan B. Gutowski

This work deals with the formation of black hole in bidimensional dilaton gravity coupled to scalar matter fields. We investigate two scalar matter systems, one described by a sixth power potential and the other defined with two scalar…

High Energy Physics - Theory · Physics 2009-10-31 M. Alves , D. Bazeia , V. B. Bezerra

In this work two new families of non-singular or regular black hole solutions are displayed. These black holes behave as de Sitter space near its center and have a well defined AdS asymptotic region for negative cosmological constant. These…

General Relativity and Quantum Cosmology · Physics 2019-03-27 Rodrigo Aros , Milko Estrada

On the example of nonabelian Toda type theory associated with the Lie superalgebra $osp(2|4)$ we show that this integrable dynamical system is relevant to a black hole background metric in the corresponding target space. In the even sector…

High Energy Physics - Theory · Physics 2009-10-22 François Delduc , Jean-Loup Gervais , Mikhail Saveliev

We construct new classes of exact solutions of the 4D vacuum Einstein equations which describe ellipsoidal black holes, black tori and combined black hole -- black tori configurations. The solutions can be static or with anisotropic…

High Energy Physics - Theory · Physics 2007-05-23 Sergiu I. Vacaru

BPS black hole solutions of U(1) gauged five-dimensional supergravity are obtained by solving the Killing spinor equations. These extremal static black holes live in an asymptotic AdS_5 space time. Unlike black holes in asymptotic flat…

High Energy Physics - Theory · Physics 2009-10-31 K. Behrndt , A. H. Chamseddine , W. A. Sabra

We present solutions of type IIB supergravity with z=2 Schrodinger asymptotics that admit an extremal limit, i.e. the black hole horizon has a double zero. These solutions are obtained as TsT transformations of the charged planar black hole…

High Energy Physics - Theory · Physics 2009-10-02 Emiliano Imeroni , Aninda Sinha

A class of $(n+1)$-dimensional topological black hole solutions in Einstein-Maxwell-dilaton theory with Liouville-type potentials for the dilaton field is presented. In these spacetimes, black hole horizon and cosmological horizon can be an…

High Energy Physics - Theory · Physics 2008-11-26 Ahmad Sheykhi

We present a classification of asymptotically flat, supersymmetric black hole and soliton solutions of five-dimensional minimal supergravity that admit a single axial symmetry which `commutes' with the supersymmetry. This includes the first…

High Energy Physics - Theory · Physics 2024-07-09 David Katona , James Lucietti

Five-dimensional black holes are studied in Lovelock gravity coupled to Hoffmann-Infeld non-linear electrodynamics. It is shown that some of these solutions present a double peak behavior of the temperature as a function of the horizon…

General Relativity and Quantum Cosmology · Physics 2011-07-19 Matias Aiello , Rafael Ferraro , Gaston Giribet

We find exact rotating and non-rotating neutral black hole solutions in the Godel universe of the five dimensional minimal supergravity theory. We also describe the embedding of this solution in M-theory. After dimensional reduction and…

High Energy Physics - Theory · Physics 2009-11-10 Eric G. Gimon , Akikazu Hashimoto

Using a generalized Weyl formalism, we show how stationary, axisymmetric solutions of the four-dimensional vacuum Einstein equation can be turned into static, axisymmetric solutions of five-dimensional dilaton gravity coupled to a two-form…

High Energy Physics - Theory · Physics 2009-11-10 Edward Teo

A new class of vacuum black holes for the most general gravity theory leading to second order field equations in the metric in even dimensions is presented. These space-times are locally AdS in the asymptotic region, and are characterized…

High Energy Physics - Theory · Physics 2015-05-30 Andres Anabalon , Fabrizio Canfora , Alex Giacomini , Julio Oliva

We review the toroidal, cylindrical and planar black hole solutions in anti-de Sitter spacetimes and present their properties.

General Relativity and Quantum Cosmology · Physics 2017-08-23 Jose' P. S. Lemos

We study the possibility of having Black hole of spherical and ring horizon topology with five independent charges in the $U(1)^3$-model of 5D gauge supergravity. To study these possibilities we consider not only the known result obtained…

High Energy Physics - Theory · Physics 2008-11-26 Pedro J. Silva