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相关论文: Free Yang-Mills vs. Toric Sasaki-Einstein

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The entropy of the four dimensional Schwarzschild black hole is derived by mapping it onto a configuration of intersecting branes with four charges. This configuration is obtained by performing several boosts and dualities on a neutral…

高能物理 - 理论 · 物理学 2009-10-31 R. Argurio , F. Englert , L. Houart

We study the issue of black hole entropy in the topologically massive gravity. Assuming that the presence of gravitational Chern-Simons term with the coupling $1/\mu$ does modify the horizon radius $\tilde{r}_+$, we propose…

高能物理 - 理论 · 物理学 2008-07-24 Yun Soo Myung , Hyung Won Lee , Yong-Wan Kim

In this paper we discuss the supersymmetric localization of the 4D $\mathcal{N}=2$ off-shell gauged supergravity in the background of the $\textrm{AdS}_4$ neutral topological black hole, which is the gravity dual of the ABJM theory defined…

高能物理 - 理论 · 物理学 2021-07-02 Jun Nian , Xinyu Zhang

We compute the topologically twisted index for general $\mathcal{N} = 2$ supersymmetric field theories on $\mathbb{H}_2\times S^1$. We also discuss asymptotically $AdS_4$ magnetically charged black holes with hyperbolic horizon, in…

高能物理 - 理论 · 物理学 2017-09-13 Alejandro Cabo-Bizet , Victor I. Giraldo-Rivera , Leopoldo A. Pando Zayas

We calculate the entanglement entropy using a SU(3) quenched lattice gauge simulation. We find that the entanglement entropy scales as $1/l^2$ at small $l$ as in the conformal field theory. Here $l$ is the size of the system, whose degrees…

高能物理 - 格点 · 物理学 2010-11-05 Y. Nakagawa , A. Nakamura , S. Motoki , V. I. Zakharov

We review the arguments that fundamental string states are in one to one correspondence with black hole states. We demonstrate the power of the assumption by showing that it implies that the statistical entropy of a wide class of nonextreme…

高能物理 - 理论 · 物理学 2009-10-07 E. Halyo , B. Kol , A. Rajaraman , L. Susskind

Using a new regulator, we examine 't Hooft's approach for evaluating black hole entropy through a statistical-mechanical counting of states for a scalar field propagating outside the event horizon. We find that this calculation yields…

广义相对论与量子宇宙学 · 物理学 2007-05-23 Jean-Guy Demers , Rene Lafrance , Robert C. Myers

We study the ratio of the entropy to the total energy in conformal field theories at finite temperature. For the free field realizations of {\cal N}=4 super Yang-Mills theory in D=4 and the (2,0) tensor multiplet in D=6, the ratio is…

高能物理 - 理论 · 物理学 2009-11-07 D. Klemm , A. C. Petkou , G. Siopsis

The entropy of a seven dimensional Schwarzschild black hole of arbitrary large radius is obtained by a mapping onto a near extremal self-dual three-brane whose partition function can be evaluated. The three-brane arises from duality after…

高能物理 - 理论 · 物理学 2009-10-31 F. Englert , E. Rabinovici

There are exact solutions to Einstein's equations with negative cosmological constant that represent black holes whose event horizons are manifolds of negative curvature, the so-called topological black holes. Among these solutions there is…

广义相对论与量子宇宙学 · 物理学 2010-11-09 A. Lopez-Ortega

The thermodynamical one-loop entropy $S^{TD}$ of a two-dimensional black hole in thermal equilibrium with the massless quantum gas is calculated. It is shown that $S^{TD}$ includes the Bekenstein-Hawking entropy, evaluated for the quantum…

高能物理 - 理论 · 物理学 2009-10-30 V. P. Frolov , D. V. Fursaev , A. I. Zelnikov

In this work a deep relation between topology and thermodynamical features of manifolds with boundaries is shown. The expression for the Euler characteristic, through the Gauss- Bonnet integral, and the one for the entropy of gravitational…

高能物理 - 理论 · 物理学 2008-02-03 Stefano Liberati , Giuseppe Pollifrone

We extend a recently derived higher-dimensional Cardy formula to include angular momenta, which we use to obtain the Bekensten-Hawking entropy of AdS black branes, compactified rotating branes, and large Schwarzschild/Kerr black holes. This…

高能物理 - 理论 · 物理学 2016-11-23 Edgar Shaghoulian

We show the equality between macroscopic and microscopic black hole entropy for a class of four dimensional non-supersymmetric black holes in ${\cal N}=2$ supergravity theory, up to the first subleading order in their charges. This solves a…

高能物理 - 理论 · 物理学 2016-02-22 Nabamita Banerjee , Sukruti Bansal , Ivano Lodato

In the Loop Quantum Gravity, black holes (or even more general Isolated Horizons) are described by a SU(2) Chern-Simons theory. There is an equivalent formulation of the horizon degrees of freedom in terms of a U(1) gauge theory which is…

广义相对论与量子宇宙学 · 物理学 2012-02-09 Romesh K. Kaul

Recently a new class of asymptotically AdS ultra-spinning black holes has been constructed with a noncompact horizon of finite area [1], in which the asymptotic rotation is effectively boosted to the speed of light. We employ this technique…

高能物理 - 理论 · 物理学 2017-02-10 S. M. Noorbakhsh , M. Ghominejad

We discuss the entropy-area relation for the small black holes with higher curvature corrections by using the entropy function formalism and field redefinition method. We show that the entropy $S_{BH}$ of small black hole is proportional to…

高能物理 - 理论 · 物理学 2008-11-26 Rong-Gen Cai , Chiang-Mei Chen , Kei-ichi Maeda , Nobuyoshi Ohta , Da-Wei Pang

We numerically construct asymptotically Anti-de Sitter charged black hole solutions of (4+1)-dimensional SU(2) Einstein-Yang-Mills theory that, for sufficiently low temperature, develop vector hair. Via gauge-gravity duality, these…

高能物理 - 理论 · 物理学 2010-05-12 Martin Ammon , Johanna Erdmenger , Viviane Grass , Patrick Kerner , Andy O'Bannon

We derive the Bekenstein-Hawking entropy formula for four and five dimensional non-supersymmetric black holes (which include the Schwarzchild ones) by counting microscopic states. This is achieved by first showing that these black holes are…

高能物理 - 理论 · 物理学 2009-10-30 K. Sfetsos , K. Skenderis

We use consistent truncations in supergravity to show that the backreaction of $N$ rotating M5-branes wrapped on a Riemann surface leads to asymptotically AdS$_5$ black hole solutions of 11d supergravity. We discuss the thermodynamic…

高能物理 - 理论 · 物理学 2023-05-24 Nikolay Bobev , Vasil Dimitrov , Annelien Vekemans