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In this paper, we extend the study on the nonlinear power-law Maxwell field to dilaton gravity. We introduce the $(n+1)$-dimensional action in which gravity is coupled to a dilaton and power-law nonlinear Maxwell field, and obtain the field…

广义相对论与量子宇宙学 · 物理学 2015-05-06 M. Kord Zangeneh , A. Sheykhi , M. H. Dehghani

Flat electrical charged black holes in 5-dimensional anti-de Sitter space have been applied to the study of the phase diagram of quark matter via AdS/CFT correspondence. In such application it is argued that since the temperature of the…

高能物理 - 理论 · 物理学 2017-08-23 Yen Chin Ong

Since the recent derivation of a well-defined $D\rightarrow 4$ limit for regularized 4D Einstein Gauss-Bonnet (4DEGB) gravity, there has been considerable interest in testing it as an alternative to Einstein's general theory of relativity.…

广义相对论与量子宇宙学 · 物理学 2025-02-11 Michael Gammon , Robert Mann

The properties of static spherically symmetric black holes, which carry electric and magnetic charges, and which are coupled to the dilaton in the presence of a cosmological term (Liouville-type potential, or cosmological constant) are…

广义相对论与量子宇宙学 · 物理学 2008-11-26 D. L. Wiltshire

We present new, exact, rotating and accelerating solutions within the framework of five-dimensional Einstein-Gauss-Bonnet theory at the Chern-Simons point. The rotating solutions describe black holes characterized by a single rotation…

We construct a covariant phase space for Einstein gravity in dimensions d>=4 with negative cosmological constant, describing black holes in local equilibrium. Thus, space-times under consideration are asymptotically anti-de Sitter and admit…

广义相对论与量子宇宙学 · 物理学 2008-11-26 Abhay Ashtekar , Tomasz Pawlowski , Chris Van Den Broeck

We construct an exact solution in four-dimensional Einstein-Maxwell-dilaton theory, describing multi-centered rotating black holes carrying both electric and magnetic charges, obtained via dimensional reduction from five-dimensional…

高能物理 - 理论 · 物理学 2025-10-01 Shinya Tomizawa , Jun-ichi Sakamoto , Ryotaku Suzuki

We present a class of solutions to the Einstein-Maxwell equations in d-dimensions, all of which are asymptotically (anti)-de Sitter space-times. They describe electrically charged rotating solutions, which are generalizations of those found…

高能物理 - 理论 · 物理学 2009-11-07 Adel Awad

We study the stability of odd-dimensional rotating black holes with equal angular momenta by performing an expansion in the inverse of the number of dimensions D. Universality at large $D$ allows us to calculate analytically the complex…

高能物理 - 理论 · 物理学 2022-03-07 Roberto Emparan , Ryotaku Suzuki , Kentaro Tanabe

We study 1+1 dimensional dilaton gravity models which take into account backreaction of the sinh-Gordon matter field. We found a wide class of exact solutions which generalizes black hole solutions of the Jackiw-Teitelboim gravity model and…

高能物理 - 理论 · 物理学 2018-04-04 Valeri P. Frolov , Andrei Zelnikov

We study spherically symmetric, asymptotically flat black hole solutions in the low-energy effective heterotic string theory, which is the Einstein gravity with Gauss-Bonnet term and the dilaton, in various dimensions. We derive the field…

广义相对论与量子宇宙学 · 物理学 2008-12-18 Zong-Kuan Guo , Nobuyoshi Ohta , Takashi Torii

We derive mass-independent equations and inequalities for Kerr-Newman-anti-de Sitter black holes. In particular, we obtain an equation that relates electric charge, angular momentum and the areas of the event and Cauchy horizons. An…

广义相对论与量子宇宙学 · 物理学 2014-06-17 Jörg Hennig

We study asymptotically AdS topological black hole solutions with k=0 (plane symmetric) in the Einstein gravity with Gauss-Bonnet term, the dilaton and a "cosmological constant" in various dimensions. We derive the field equations for…

广义相对论与量子宇宙学 · 物理学 2009-12-04 Zong-Kuan Guo , Nobuyoshi Ohta , Takashi Torii

We study two-dimensional dilaton gravity coupled to massless scalar fields for static solutions. In addition to the well known black hole, we find another class of solutions that may be understood as that of the black hole in equilibrium…

高能物理 - 理论 · 物理学 2009-10-22 Michael Crescimanno

Dilaton gravity with the form fields is known to possess dyon solutions with two horizons for the discrete ("triangular") values of the dilaton coupling constant $a = \sqrt{n (n + 1)/2}$. From this sequence only $n = 1,\, 2$ members were…

高能物理 - 理论 · 物理学 2018-02-14 Anton Zadora , Dmitri V. Gal'tsov , Chiang-Mei Chen

We study charged black hole solutions in Einstein-Gauss-Bonnet theory with the dilaton field which is the low-energy effective theory of the heterotic string. The spacetime is D-dimensional and assumed to be static and spherically symmetric…

高能物理 - 理论 · 物理学 2015-06-11 Nobuyoshi Ohta , Takashi Torii

We study the gravitational field of a spinning radiation beam-pulse (a gyraton) in a D-dimensional asymptotically AdS spacetime. It is shown that the Einstein equations for such a system reduce to a set of two linear equations in a…

高能物理 - 理论 · 物理学 2015-06-26 Valeri P. Frolov , Andrei Zelnikov

New charged solutions describing black holes with squashed horizons in 5D dilaton gravity are presented. The black hole spacetimes are asymptotically locally flat and have a spacial infinity $R\times S^1\hookrightarrow S^2$. The solutions…

高能物理 - 理论 · 物理学 2008-11-26 Stoytcho S. Yazadjiev

In this paper, we study the phase structure and equilibrium state space geometry of charged topological dilaton black holes in $(n+1)$-dimensional anti-de Sitter spacetime. By considering the pairs of parameters $(P\sim V)$ and $(Q\sim U)$…

广义相对论与量子宇宙学 · 物理学 2015-06-15 Ren Zhao , Hui-Hua Zhao , Meng-Sen Ma , Li-Chun Zhang

We study generic Einstein-Maxwell-Kalb-Ramond-dilaton actions, and derive conditions under which they give rise to static, spherically symmetric black hole solutions. We obtain new asymptotically flat and non-flat black hole solutions which…

高能物理 - 理论 · 物理学 2009-11-11 Sourav Sur , Saurya Das , Soumitra SenGupta