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In Verlinde's theory of entropic gravity, the internal degrees of freedom are marked by "bits", but the microscopic origin of "bits" is unknown hitherto. To this direction, we adopt the quantum harmonic oscillators to naively model the…

高能物理 - 理论 · 物理学 2013-04-12 Towe Wang , Yi-Wei Wu , Jian Zhao

In this paper, we investigate the thermodynamic properties of black holes under the influence of rainbow gravity. In the metric of Schwarzschild, Reissner-Nordstrom and Reissner-Nordstrom-de-Sitter black hole surrounded by quintessence, we…

广义相对论与量子宇宙学 · 物理学 2016-10-27 Ritwick Banerjee , Ritabrata Biswas

We consider the effects of Gravity's Rainbow on the computation of black hole entropy using a dynamical brick wall model. An explicit dependence of the radial coordinate approaching the horizon is proposed to analyze the behavior of the…

广义相对论与量子宇宙学 · 物理学 2018-01-17 Remo Garattini

It has been recently proposed that gravity might be an entropic force. Although a well defined fundamental description for such a mechanism is still lacking, it is still possible to address the viability of phenomenological models of…

宇宙学与河外天体物理 · 物理学 2015-06-04 Miguel Zumalacarregui

In this work, we investigate regular black hole solutions in nonminimal Einstein-Yang-Mills theory modified by Rainbow Gravity, focusing on the impact of quantum gravity effects on their thermodynamics, particle emission, energy conditions,…

广义相对论与量子宇宙学 · 物理学 2025-12-09 Célio R. Muniz , Francisco Bento Lustosa , Takol Tangphati

Rainbow gravity modifies general relativity by introducing an energy dependent metric, which is expected to have a role in the quantum theory of black holes and in quantum gravity at Planck energy scale. We show that rainbow gravity can be…

广义相对论与量子宇宙学 · 物理学 2018-06-07 Maria Chiara Braidotti , Claudio Conti

Based on the perspective that continuum gravitational physics is an emergent quantum gravitational phenomenon, and that spacetime thermodynamic is the natural langauge in which it can be described, we derive a modified Schwarzschild-de…

广义相对论与量子宇宙学 · 物理学 2021-10-29 Luca Marchetti , Giancarlo Cella

A possible source of black hole entropy could be the entanglement of quantum fields in and out the horizon. The entanglement entropy of the ground state obeys the area law. However, a correction term proportional to a fractional power of…

高能物理 - 理论 · 物理学 2011-08-22 Ahmad Sheykhi , Seyed Hossein Hendi

Verlinde's ideas considered gravity as an emergent force originated from entropic concepts. This hypothesis generated a huge number of papers through the last recent years concerning classical and quantum approaches about the issue. In a…

高能物理 - 理论 · 物理学 2015-06-16 Everton M. C. Abreu , Jorge Ananias Neto

We study Matrix theory at strong coupling in a setting describing two static objects a fixed distance apart, using numerical techniques. We reproduce the exact general relativistic force law between the two objects as an entropic force in…

高能物理 - 理论 · 物理学 2026-04-02 Korin Aldam-Tajima , Vatche Sahakian

The idea of Verlinde that gravity is an entropic force caused by information changes associated with the positions of material bodies, is used in the present work for the FRW model of the Universe. Using modified Hawking temperature, the…

广义相对论与量子宇宙学 · 物理学 2016-10-31 Saugata Mitra , Subhajit Saha , Subenoy Chakraborty

In this paper we obtain the entropy of the Kerr black hole for a number of modified theories of gravity. We show that as long as the deviation from Einstein Hilbert term consists purely of terms involving scalar curvature and Ricci tensor,…

广义相对论与量子宇宙学 · 物理学 2017-05-09 Spyridon Talaganis , Ali Teimouri

The Renyi entropy coprises a group of data estimates that sums up the well-known Shannon entropy, acquiring a considerable lot of its properties. It appears as unqualified and restrictive entropy, relative entropy, or common data, and has…

广义相对论与量子宇宙学 · 物理学 2023-02-01 H. R. Fazlollahi

Verlinde conjectured that gravitation is an emergent entropic force. This surprising conjecture was proved in [Physica A {\bf 505} (2018) 190] within a purely classical context. Here, we appeal to a quantum environment to deal with the…

综合物理 · 物理学 2018-08-07 A. Plastino , M. C. Rocca , G. L. Ferri

In this paper, we investigate a spinning black ring and a charged black ring in the context of gravity's rainbow. By incorporating rainbow functions proposed by Amelino-Camelia, et al. in [arXiv:hep-th/9605211, arXiv:0806.0339v2] in the…

高能物理 - 理论 · 物理学 2015-01-05 Ahmed Farag Ali , Mir Faizal , Mohammed M. Khalil

We conjecture that the total quantum entanglement of matter and vacuum in the universe tends to increase with time, like entropy, and that an effective force is associated with this tendency. We also suggest that gravity and dark energy are…

高能物理 - 理论 · 物理学 2015-09-16 Jae-Weon Lee , Hyeong-Chan Kim , Jungjai Lee

We investigate the validity of weak cosmic censorship conjecture for electrically charged black holes in the presence of gravity's rainbow under charged particle absorption. The rainbow effect is shown to play an important role when the…

广义相对论与量子宇宙学 · 物理学 2019-06-07 Yongwan Gim , Bogeun Gwak

Assuming the hypothesis of the entropic nature of gravity, we calculate generalized Newtonian forces, their associated potentials and field equations, when other, in general non-extensive, entropies are considered instead of the usual…

广义相对论与量子宇宙学 · 物理学 2017-06-28 Aldo Martínez-Merino , Octavio Obregón , Michael P. Ryan

In this paper, we will analyze the gravitational collapse in the framework of gravity's rainbow. We will demonstrate that the position of the horizon for a particle inside the black hole depends on the energy of that particle. It will also…

广义相对论与量子宇宙学 · 物理学 2015-07-01 Ahmed Farag Ali , Mir Faizal , Barun Majumder , Ravi Mistry

Recently, Verlinde proposed that gravity is an emergent phenomenon which originates from an entropic force. In this work, we extend Verlinde's proposal to accommodate generalized uncertainty principles (GUP), which are suggested by some…

广义相对论与量子宇宙学 · 物理学 2024-09-20 Adel Awad , Ahmed Farag Ali