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A modern and largely used approach to obtain Hawking radiation is the tunnelling mechanism. However, in various papers in the literature, the analysis concerned almost only to obtain the Hawking temperature through a comparison of the…

广义相对论与量子宇宙学 · 物理学 2014-07-14 Christian Corda

In this letter, we present the first study of Hawking radiation as a tunneling process within the framework of non-commutative (NC) gauge theory of gravity. First, we reconstruct the non-commutative Schwarzschild black hole (NC SBH) within…

广义相对论与量子宇宙学 · 物理学 2023-11-28 Abdellah Touati , Slimane Zaim

Recently, it has been suggested that Hawking radiation can be derived from quantum tunnelling methods. In this letter, we calculated Hawking temperature of dilatonic black holes from tunnelling formalism. The two semi-classical methods…

广义相对论与量子宇宙学 · 物理学 2009-02-12 Ji-Rong Ren , Ran Li , Fei-Hu Liu

We give a correction to the tunneling probability by taking into account the back reaction effect to the metric of the black hole spacetime. We then show how this gives rise to the modifications in the semiclassical black hole entropy and…

高能物理 - 理论 · 物理学 2008-12-18 Rabin Banerjee , Bibhas Ranjan Majhi

We study the contribution of finite energy tunneling to the total vacuum transition rate in a system at finite temperature. We find that in certain models, such as the 1+1 Abelian Higgs model, the quantum contribution is non-negligible even…

高能物理 - 唯象学 · 物理学 2009-10-22 Stephen D. H. Hsu

We investigate further the recent analysis \cite{R.Banerjee2}, based on a Hamilton-Jacobi type approach, to compute the temperature and entropy of black holes beyond the semiclassical approximation. It is shown how non spherically symmetric…

高能物理 - 理论 · 物理学 2009-01-16 Sujoy Kumar Modak

By using the quantum tunneling approach over semiclassical approximations, we study the quantum corrections to the Hawking temperature, entropy and Bekenstein-Hawking entropy-area relation for a black hole lying on a brane.

广义相对论与量子宇宙学 · 物理学 2011-06-30 Mubasher Jamil , Farhad Darabi

The semi-classical derivation of Hawking radiation for axially symmetric, stationary spacetimes with a Killing horizon is examined following the recent quasi-classical tunneling analysis and a simple formula is found for the inverse Hawking…

高能物理 - 理论 · 物理学 2008-09-17 Terry Pilling

In the language of black hole physics, Hawking radiation is one of the most controversial subjects about which there exist lots of puzzles, including the information loss problem and the question of whether this radiation is thermal or not.…

广义相对论与量子宇宙学 · 物理学 2020-04-30 Milad Hajebrahimi , Kourosh Nozari

Tunnelling mechanism is today considered a popular and widely used method in describing Hawking radiation. However, in relation to black hole (BH) emission, this mechanism is mostly used to obtain the Hawking temperature by comparing the…

广义相对论与量子宇宙学 · 物理学 2015-06-15 Subenoy Chakraborty , Subhajit Saha , Christian Corda

Hawking radiation has recently been explained by using solutions of wave equations across black hole horizons in a WKB approximation. Higher order calculations using both usual and non-singular coordinates are found to change the solution…

广义相对论与量子宇宙学 · 物理学 2011-03-28 Bhramar Chatterjee , P. Mitra

We calculate the Hawking temperature for a self-dual black hole in the context of quantum tunneling formalism.

综合物理 · 物理学 2015-06-11 C. A. S. Silva

The tunneling approach beyond semiclassical approximation has been used to calculate the corrected Hawking temperature and entropy for various black holes and FRW universe model. We examine their derivations, and prove that the quantity $H$…

高能物理 - 理论 · 物理学 2011-06-28 Yi-Xin Chen , Jian-Long Li , Kai-Nan Shao

We investigate the tunneling phenomenon of particles through the horizon of a magnetized Ernst-like black hole. We employ the modified Lagrangian equation with the extended uncertainty principle for this black hole. We determine a tunneling…

广义相对论与量子宇宙学 · 物理学 2023-02-01 Riasat Ali , Zunaira Akhtar , Kazuharu Bamba , M. Umar Khan

We compute the corrections, using the tunneling formalisim based on a quantum WKB approach, to the Hawking temperature and Bekenstein-Hawking entropy for the Schwarzschild black hole. The results are related to the trace anomaly and are…

高能物理 - 理论 · 物理学 2009-04-06 Rabin Banerjee , Bibhas Ranjan Majhi

In the recent paper arXiv:0906.1725 it has been guessed that a ``correct'' treatment of the semi-classical tunneling based on the Hamilton-Jacobi equation gives the standard Hawking formula, contrary to was asserted in my previous paper…

广义相对论与量子宇宙学 · 物理学 2009-07-14 Marco Pizzi

This thesis is focussed towards the applications of the quantum tunneling mechanism to study black holes. Here we give a general frame work of the existing tunneling mechanism, both the radial null geodesic and Hamilton Jacobi methods. On…

广义相对论与量子宇宙学 · 物理学 2011-10-28 Bibhas Ranjan Majhi

We give a general derivation, for any static spherically symmetric metric, of the relation $T_h=\frac{\cal K}{2\pi}$ connecting the black hole temperature ($T_h$) with the surface gravity ($\cal K$), following the tunneling interpretation…

高能物理 - 理论 · 物理学 2008-11-26 Rabin Banerjee , Bibhas Ranjan Majhi , Saurav Samanta

Very recently (by which we mean two days ago), Y. Sekiwa submitted a paper [arXiv:0802.3266] that dismisses some previous calculations of the de Sitter radiative temperature. Significantly, these calculations employed the (so-called)…

高能物理 - 理论 · 物理学 2008-02-27 A. J. M. Medved

We show, using the tunneling method, that Lovelock black holes Hawking radiate with a perfect blackbody spectrum. This is a new result. Within the semiclassical (WKB) approximation the temperature of the spectrum is given by the…

高能物理 - 理论 · 物理学 2009-11-23 Rabin Banerjee , Sujoy Kumar Modak