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相关论文: The effect of quantum correction on Hawking radiat…

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Questions about black holes in quantum gravity generally presuppose the presence of a horizon. Recently Carlip has shown that enforcing an initial data surface to be a horizon leads to the correct form for the Bekenstein-Hawking entropy of…

广义相对论与量子宇宙学 · 物理学 2007-05-23 David Mattingly

We investigate the possibility of statistical explanation of the black hole entropy by counting quasi-bounded modes of thermal fluctuation in two dimensional black hole spacetime. The black hole concerned is quantum in the sense that it is…

广义相对论与量子宇宙学 · 物理学 2014-11-17 Y. Itoh , M. Hotta , T. Futamase , M. Morikawa

Using effective field theory techniques, we compute quantum corrections to spherically symmetric solutions of Einstein's gravity and focus in particular on the Schwarzschild black hole. Quantum modifications are covariantly encoded in a…

高能物理 - 理论 · 物理学 2017-05-24 Xavier Calmet , Basem Kamal El-Menoufi

In this paper, using Hamilton-Jacobi method, we address the tunnelling of fermions in a 4-dimensional Schwarzschild spacetime. Base on the generalized uncertainty principle, we introduce the influence of quantum gravity. After solving the…

广义相对论与量子宇宙学 · 物理学 2013-11-14 Deyou Chen , Houwen Wu , Haitang Yang

We consider modifications to general relativity due to non-local string effects by using perturbation theory about the 4-dimensional Schwarzschild black hole metric. In keeping with our interpretation in previous works of black holes as…

高能物理 - 理论 · 物理学 2007-05-23 B. Harms , Y. Leblanc

The black hole model with a self-gravitating charged spherical symmetric dust thin shell as a source is considered. The Schroedinger-type equation for such a model is derived. This equation appeared to be a finite differences equation. A…

广义相对论与量子宇宙学 · 物理学 2014-11-17 V. A. Berezin

We investigate the Hawking radiation of Schwarzschild-de Sitter (SdS) black hole by massive particles tunneling method. We consider the spacetime background to be dynamical, incorporate the self-gravitation effect of the emitted particles…

广义相对论与量子宇宙学 · 物理学 2012-06-01 M. Atiqur Rahman , M. Ilias Hossain

The "lost" information of black hole through the Hawking radiation was discovered being stored in the correlation among the non-thermally radiated particles [Phys. Rev. Lett 85, 5042 (2000), Phys. Lett. B 675, 1 (2009)]. This correlation…

广义相对论与量子宇宙学 · 物理学 2018-05-22 Yu-Han Ma , Jin-Fu Chen , Chang-Pu Sun

We explain how Hawking radiation stores significant amount of information in high-order correlations of quantum fields. This information can be retrieved by multi-time measurements on the quantum fields close to the black hole horizon. This…

广义相对论与量子宇宙学 · 物理学 2021-02-03 Charis Anastopoulos , Konstantina Savvidou

Recently, Hawking radiation from a Schwarzschild-type black hole via gravitational anomaly at the horizon has been derived by Robinson and Wilczek. Their result shows that, in order to demand general coordinate covariance at the quantum…

高能物理 - 理论 · 物理学 2014-11-18 Qing-Quan Jiang , Shuang-Qing Wu , Xu Cai

Some authors have recently found that the tunneling approach gives a different Hawking temperature for a Schwarzschild black hole in a different coordinate system. In this paper, we find that to work out the Hawking temperature in a…

广义相对论与量子宇宙学 · 物理学 2010-12-09 Chikun Ding , Mengjie Wang , Jiliang Jing

We revisit the connection between Hawking radiation and high-frequency dispersions for a Schwarzschild black hole following the work of Brout et al.. After confirming the robustness of Hawking radiation for monotonic dispersion relations,…

高能物理 - 理论 · 物理学 2024-01-08 Emil T. Akhmedov , Tin-Long Chau , Pei-Ming Ho , Hikaru Kawai , Wei-Hsiang Shao , Cheng-Tsung Wang

In this paper, we use the holographic principle to obtain a modified metric of black holes that reproduces the exponentially corrected entropy. The exponential correction of the black hole entropy comes from non-perturbative corrections. It…

广义相对论与量子宇宙学 · 物理学 2024-03-14 Behnam Pourhassan , Hoda Farahani , Farideh Kazemian , İzzet Sakallı , Sudhaker Upadhyay , Dharm Veer Singh

The spacetime inside the white hole is like an anisotropic cosmological background with the past singularity playing the role of a big bang singularity. The scale factor along the extended spatial direction is contracting while the scale…

广义相对论与量子宇宙学 · 物理学 2022-12-21 Hassan Firouzjahi , Alireza Talebian

The quantum Oppenheimer-Snyder model for higher-dimensional spacetimes is studied. The higher-dimensional quantum-corrected Schwarzschild black hole is obtained by the junction condition. It turns out that quantum bounces always occur in…

广义相对论与量子宇宙学 · 物理学 2024-11-28 Zijian Shi , Xiangdong Zhang , Yongge Ma

In this work we study the inverse problem related to the emission of Hawking radiation. We first show how the knowledge of greybody factors of different angular contributions $l$ can be used to constrain the width of the corresponding black…

广义相对论与量子宇宙学 · 物理学 2019-05-22 Sebastian H. Völkel , Roman Konoplya , Kostas D. Kokkotas

We generally consider that entropy and temperature of a spherically symmetric black hole are corrected by quantum effect. We calculate interior entropy variation of massless scalar field and compare it with corrected Bekenstein-Hawking…

广义相对论与量子宇宙学 · 物理学 2019-12-10 Ming Zhang

In this manuscript, we study the quantum-corrected Schwarzschild AdS black hole surrounded by quintessence matter in two folds: its thermal quantities and shadows. For this purpose, first, we present a detailed analysis of the influences of…

广义相对论与量子宇宙学 · 物理学 2025-08-12 B. Hamil , B. C. Lütfüoğlu , L. Dahbi

Hawking radiation would make microscopic black holes evaporate rapidly, which excludes them from many astrophysical considerations. However, it has been argued that the quantum nature of space would alter this behaviour: the temperature of…

广义相对论与量子宇宙学 · 物理学 2021-11-05 Samuel Kováčik

Since the discovery of Hawking radiation, its consistency with quantum theory has been widely questioned. In the widely described picture, irrespective of what initial state a black hole starts with before collapsing, it eventually evolves…

广义相对论与量子宇宙学 · 物理学 2014-03-31 Baocheng Zhang , Qingyu Cai , Mingsheng Zhan , Li You