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相关论文: GUP-Corrected Black Hole Thermodynamics and the Ma…

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In this work, we study corrections to black hole temperature and entropy in the context of the generalized uncertainty principle. In particular, we obtain corrected asymptotically anti de-Sitter black hole solutions following the extended…

广义相对论与量子宇宙学 · 物理学 2023-02-21 Eduardo López , Pedro Bargueño , Ernesto Contreras

We numerically study a formation of near extremal horizons from a gravitational collapse of radially symmetric gravitational waves in $4+1$ dimensions within the framework of pure Einstein gravity with positive cosmological constant.…

广义相对论与量子宇宙学 · 物理学 2026-05-04 Maciej Dunajski , Sebastian J. Szybka

Gravitational effects associated with black holes are widely believed to universally degrade quantum entanglement, with the loss of maximal entanglement being particularly severe and even irreversible for bosonic fields. In this work, we…

广义相对论与量子宇宙学 · 物理学 2026-02-13 Si-Han Li , Hui-Chen Yang , Rui-Yang Xu , Shu-Min Wu

Low energy limits of string theory indicated that the standard gravity action should be modified to include higher-order curvature terms, in the form of dimensionally continued Gauss-Bonnet densities. If one includes only quadratic…

广义相对论与量子宇宙学 · 物理学 2021-02-18 Sushant G. Ghosh , Sunil D. Maharaj

In this paper, we consider a static black hole in $f(R)$ gravity. We recapitulate the expression for corrected thermodynamic entropy of this black hole due to small fluctuations around equilibrium. Also, we study the geometrothermodynamics…

广义相对论与量子宇宙学 · 物理学 2021-11-01 Sudhaker Upadhyay , Saheb Soroushfar , Reza Saffari

We study the self-force acting on a static charged point-like particle near a Schwarzschild black hole. We obtain the point-like particle as a limit of a spacetime describing a big neutral black hole with a small charged massive object…

广义相对论与量子宇宙学 · 物理学 2020-07-24 Pavel Krtouš , Andrei Zelnikov

Motivated by high interest in Lorentz invariant massive gravity models known as dRGT massive gravity, we present an exact phantom black hole solution in this theory of gravity and discuss the thermodynamic structure of the black hole in the…

广义相对论与量子宇宙学 · 物理学 2024-02-15 Kh. Jafarzade , B. Eslam Panah , M. E. Rodrigues

We consider an Einstein-Gauss-Bonnet massive gravity model in $4D$ AdS spacetime to obtain a possible black hole solution and discuss the horizon structure of this black hole. The real roots of the vanishing metric function lead to various…

广义相对论与量子宇宙学 · 物理学 2022-06-27 Sudhaker Upadhyay , Dharm Veer Singh

The Thermo Field Dynamics (TFD) formalism is used to investigate the regular black holes at finite temperature. Using the Teleparalelism Equivalent to General Relativity (TEGR) the gravitational Stefan-Boltzmann law and the gravitational…

高能物理 - 理论 · 物理学 2020-02-11 S. C. Ulhoa , E. P. Spaniol , R. Gomes , A. F. Santos , A. E. Santana

We study thermodynamic quantities and phase transitions of a spherically symmetric Schwarzschild black hole by taking into account the back reaction through the conformal anomaly of matter fields, and show that there exists an additional…

广义相对论与量子宇宙学 · 物理学 2013-03-19 Edwin J. Son , Wontae Kim

We construct an effective four dimensional string-corrected black hole (4D SCBH) by rescaling the string coupling parameter in a $D$-dimensional Callan-Myers-Perry black hole. From the theoretical point of view, the most interesting…

广义相对论与量子宇宙学 · 物理学 2022-03-23 Kimet Jusufi , Dejan Stojkovic

In this paper, we consider higher order correction of the entropy and study the thermodynamical properties of recently proposed Schwarzschild-Beltrami-de Sitter black hole, which is indeed an exact solution of Einstein equation with a…

综合物理 · 物理学 2020-06-19 Behnam Pourhassan , Hoda Farahani , Sudhaker Upadhyay

In this paper, we investigated the thermodynamic properties of Schwarzschild black hole (SBH) in the non-commutative (NC) gauge theory of gravity. According to our previous work, we modify the first law of the black hole (BH) thermodynamics…

广义相对论与量子宇宙学 · 物理学 2023-10-06 Abdellah Touati , Slimane Zaim

Taking a thermodynamic perspective, we study the weak gravity conjecture in the context of 4D Einstein-Maxwell-dilaton theory. We find closed-form expressions for the corrected thermodynamic quantities in the presence of four-derivative…

高能物理 - 理论 · 物理学 2020-08-19 Gregory J. Loges , Toshifumi Noumi , Gary Shiu

We show that if the total internal energy of a black hole is constructed as the sum of $N$ photons all having a fixed wavelength chosen to scale with the Schwarzschild radius as $\lambda=\alpha R_{s}$, then $N$ will scale with $R_{s}^{2}$.…

广义相对论与量子宇宙学 · 物理学 2016-08-31 X. Hernandez , C. S. Lopez-Monsalvo , S. Mendoza , R. A. Sussman

We examine the behavior of non-commutative Schwarzschild black holes in the context of massive gravity. According to the investigation, corresponding to a minimal mass, the black hole can have two horizons, one horizon, or no horizon at…

广义相对论与量子宇宙学 · 物理学 2024-04-17 Piyali Bhar , Dhruba Jyoti Gogoi , Supakchai Ponglertsakul

This study investigates the thermodynamics of topological black hole solutions in $R^{2}$ gravity, incorporating the effects of small statistical fluctuations up to first-order corrections. We precisely calculate entropy, internal energy,…

广义相对论与量子宇宙学 · 物理学 2026-01-12 Sudhaker Upadhyay , Jyotish Kumar , Dharm Veer Singh , Yerlan Myrzakulov , Kairat Myrzakulov , Abhishek Ashish

In this work we obtain a static spherically symmetric charged black hole solution in the framework of minimal Horndeski gravity with additional Maxwell and Yang-Mills fields. The obtained solution is examined, in particular its asymptotics…

高能物理 - 理论 · 物理学 2023-09-27 M. M. Stetsko

The coupling of a Nambu-Goto string to gravity allows for Schwarzschild black holes whose entropy to area relation is $S=(A/4)(1-4\mu)$, where $\mu$ is the string tension. The departure from $A/4$ universality results from a string…

高能物理 - 理论 · 物理学 2007-05-23 Francois Englert , Laurent Houart , Paul Windey

In this paper, we present a new class of higher dimensional exact topological black hole solutions of the Brans-Dicke theory in the presence of a power-law Maxwell field as the matter source. For this aim, we introduce a conformal…

广义相对论与量子宇宙学 · 物理学 2015-11-23 M. Kord Zangeneh , M. H. Dehghani , A. Sheykhi