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We present exact spherical black hole solutions in de Rham, Gabadadze and Tolley (dRGT) massive gravity for a generic choice of the parameters in the theory, and also discuss the thermodynamical and phase structure of the black hole in both…

广义相对论与量子宇宙学 · 物理学 2016-03-16 Sushant G. Ghosh , Lunchakorn Tannukij , Pitayuth Wongjun

The thermal view of scalar-tensor gravity is an analogy with a dissipative fluid. The scalar degree of freedom excites gravity to a positive ``temperature'', while Einstein gravity is the ``zero-temperature'' equilibrium state. We extend…

广义相对论与量子宇宙学 · 物理学 2025-07-22 Valerio Faraoni

We establish a one-to-one mapping between entanglement entropy, energy, and temperature (quantum entanglement mechanics) with black hole entropy, Komar energy, and Hawking temperature, respectively. We show this explicitly for 4-D…

广义相对论与量子宇宙学 · 物理学 2021-01-04 S. Mahesh Chandran , S. Shankaranarayanan

Physical arguments related with the existence of black hole solutions having a non trapping interior are discussed. Massive scalar fields interacting with gravity are considered. Interior asymptotic solutions showing a scalar field…

广义相对论与量子宇宙学 · 物理学 2009-10-30 Alejandro Cabo , Eloy Ayon

We derive a new analytic solution of $(n+1)$-dimensional Brans-Dikce-Maxwell theory in the presence of a potential for the scalar field, by applying a conformal transformation to the dilaton gravity theory. These solutions describe…

高能物理 - 理论 · 物理学 2009-12-04 A. Sheykhi , H. Alavirad

We study the thermodynamical properties of electrically charged black hole solutions of a nonlinear electrodynamics theory defined by a power p of the Maxwell invariant, which is coupled to Einstein gravity in four and higher spacetime…

高能物理 - 理论 · 物理学 2013-05-29 Hernan A. Gonzalez , Mokhtar Hassaine , Cristian Martinez

We consider the thermodynamic properties of an exact black hole solution obtained in Weyl geometric gravity theory, by considering the simplest conformally invariant action, constructed from the square of the Weyl scalar, and the strength…

广义相对论与量子宇宙学 · 物理学 2024-08-05 Muhammad F. A. R. Sakti , Piyabut Burikham , Tiberiu Harko

We continue our recent endeavor in which a time-dependent black hole solution of a one-loop quantum-corrected Einstein-scalar system was obtained and its near-horizon behavior was analyzed. The energy analysis led to a trans-Planckian…

高能物理 - 理论 · 物理学 2022-02-08 A. J. Nurmagambetov , I. Y. Park

In this paper, the overcharging problem and thermodynamics in the extended phase spaces of the five-dimensional spherically symmetric topological black holes are investigated by absorptions of scalar particles and fermions. The cosmological…

广义相对论与量子宇宙学 · 物理学 2020-07-15 Deyou Chen , Shan Zeng

Using the solution phase space method, we investigate the thermodynamics of black holes in Einstein-aether-Maxwell theory, for which the traditional Wald method (covariant phase space method) fails. We show the first laws of thermodynamics…

广义相对论与量子宇宙学 · 物理学 2020-08-25 Hai-Feng Ding , Xiang-Hua Zhai

We study a light-like charged collapsing shell in AdS-Reissner-Nordstrom spacetime, investigating whether the corresponding Vaidya metric is supported by matter that satisfies the null energy condition. We find that, if the absolute value…

高能物理 - 理论 · 物理学 2017-10-10 Alejandro Giordano , Nicolas E. Grandi , Guillermo A. Silva

We construct a new class of $(n+1)$-dimensional $(n\geq3)$ black hole solutions in Einstein-Born-Infeld-dilaton gravity with Liouville-type potential for the dilaton field and investigate their properties. These solutions are neither…

高能物理 - 理论 · 物理学 2008-11-26 A. Sheykhi , N. Riazi

We study the phase transition and critical phenomenon of charged black holes in Einstein-Maxwell-scalar (EMs) theory. Through comprehensive analysis of thermodynamic behaviors manifested in P-V diagrams, G(T,P) surfaces, and C_P curves, we…

广义相对论与量子宇宙学 · 物理学 2025-05-29 Zeming Zhuang , Kun Meng , Hongsheng Zhang

Instead of scalar tensor gravity models which is applicable for description of cosmic inflation with unknown dark sector of matter/energy, at presentense there are presented different alternative scalar tensor vector gravities where…

广义相对论与量子宇宙学 · 物理学 2023-01-24 Hossein Ghaffarnejad , Elham Ghasemi Kordkheilee

We investigate the thermodynamics of a charged dilaton black hole arising from Einstein-Maxwell-dilaton theory, where the dilaton couples exponentially to the Maxwell field via a dimensionless parameter a. Treating a as a continuous…

广义相对论与量子宇宙学 · 物理学 2025-10-17 Pabitra Tripathy , Amit Ghosh

We construct a new solution in the Einstein-Maxwell-dilaton theory describing accelerating, charged, and rotating black hole, i.e. the accelerating Kaluza-Klein black hole. Some properties the spacetime are discussed, such as the…

高能物理 - 理论 · 物理学 2024-09-05 Haryanto M. Siahaan

We present a detailed analysis of the thermodynamics of two dimensional black hole solutions to type 0A with q units of electric and magnetic flux. We compute the free energy and derived quantities such as entropy and mass for an arbitrary…

高能物理 - 理论 · 物理学 2009-11-10 Joshua L. Davis , Leopoldo A. Pando Zayas , Diana Vaman

We present a unified framework for the discussion of black hole thermodynamics of $d$-dimensional static black holes with spherical, toroidal or compact hyperbolic horizon topology satisfying $g_{tt}g_{rr}=-1$ in Schwarzschild gauge. To…

广义相对论与量子宇宙学 · 物理学 2026-04-28 Johanna Borissova

In this paper, we start with black brane and construct specific space-time which violates hyperscaling. In order to obtain the string solution we apply Null-Melvin-Twist and $KK$-reduction. By using the difference action method we study…

高能物理 - 理论 · 物理学 2014-01-28 J. Sadeghi , B. Pourhassan , A. Asadi

In this thesis, we investigate the method of conformal renormalization applied to theories with degrees of freedom beyond the metric ones. Specifically, we examine this method in the presence of a scalar field. To do this, as part of a…

高能物理 - 理论 · 物理学 2023-11-13 Mairym Busnego-Barrientos