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In this paper, using Barrow entropy, we propose an interacting model of Barrow holographic dark energy (BHDE). In particular, we study the evolution of a spatially flat FLRW universe composed of pressureless dark matter and BHDE that…

General Relativity and Quantum Cosmology · Physics 2021-01-26 Abdulla Al Mamon , Andronikos Paliathanasis , Subhajit Saha

Taking into account a fractal structure for the black hole horizon, Barrow argued that the area law of entropy is modified due to quantum-gravitational effects (Barrow in Phys Lett B 808:135643,…

General Relativity and Quantum Cosmology · Physics 2022-05-20 Mahnaz Asghari , Ahmad Sheykhi

A Black Hole (BH) is a spacetime region with a horizon and where geodesics converge to a singularity. At such a point, the gravitational field equations fail. As an alternative to the problem of the singularity arises the existence of…

General Relativity and Quantum Cosmology · Physics 2021-07-07 W. A. Rojas C. , J. R. Arenas S

This article assesses Landauer's principle from information theory in the context of area quantization of the Schwarzschild black hole. Within a quantum-mechanical perspective where Hawking evaporation can be interpreted in terms of…

General Relativity and Quantum Cosmology · Physics 2024-10-07 Bijan Bagchi , Aritra Ghosh , Sauvik Sen

We construct a holographic model for dark energy in the Brans-Dicke cosmology by using the holographic principle considering the Barrow entropy instead of the standard Bekenstein-Hawking one. The former arises from the effort to account for…

General Relativity and Quantum Cosmology · Physics 2025-03-25 S. Ghaffari , G. G. Luciano , S. Capozziello

Using thermodynamics-gravity conjecture, we present the formal derivation of the modified Friedmann equations inspired by the Barrow entropy, $S\sim A ^{1+\delta/2}$, where $0\leq\delta\leq 1$ is the Barrow exponent and $A$ is the horizon…

General Relativity and Quantum Cosmology · Physics 2025-12-04 Ahmad Sheykhi , Ava Shahbazi Sooraki

We have analyzed the Barrow holographic dark energy (BHDE) in the framework of the flat FLRW Universe by considering the various estimations of Barrow exponent $\triangle$. Here we define BHDE, by applying the usual holographic principle at…

General Relativity and Quantum Cosmology · Physics 2021-08-02 Anirudh Pradhan , Archana Dixit , Vinod Kumar Bhardwaj

As we know that the horizon area of a black hole will increase when it absorbs matters. While based on Barrow's idea of fractal black hole horizon, ones [Phys. Lett. B 831 (137181) 2022] had proposed that for a spherically fractal structure…

High Energy Physics - Theory · Physics 2024-10-14 Yun-Zhi Du , Qiang Gu

Based on the holographic principle and the Barrow entropy, Barrow holographic dark energy had been proposed. In order to analyze the stability and the evolution of Barrow holographic dark energy, we, in this paper, apply the dynamical…

General Relativity and Quantum Cosmology · Physics 2022-01-28 Qihong Huang , He Huang , Bing Xu , Feiquan Tu , Jun Chen

We analyze the Kim, Lee & Lee model of information erasure by black holes and find contradictions with standard physical laws. We demonstrate that the erasure model leads to arbitrarily fast information erasure; the proposed physical…

High Energy Physics - Theory · Physics 2014-12-03 Mishkat Al Alvi , Md. Abdul Matin , Moinul Hossain Rahat , Avik Roy , Mahbub Majumdar

The role of horizon area quantization on black hole thermodynamics is investigated in this article. The coefficient appearing in the quantization of area is fixed by an appeal to the saturated form of the Landauer's principle. Then by…

General Relativity and Quantum Cosmology · Physics 2025-04-24 Arpita Jana , Manjari Dutta , Sunandan Gangopadhyay

Recently, Barrow holographic dark energy (BHDE), based on Barrow entropy, has been proposed to describe the late acceleration of the universe. Contrary to the earlier analysis of this model in the literature, we consider the BHDE with the…

General Relativity and Quantum Cosmology · Physics 2023-02-06 Nandhida Krishnan. P , Titus K Mathew

Barrow holographic dark energy model is an extension of holographic dark energy that incorporates modifications to entropy due to quantum gravitational effects. In this work we study the cosmological properties of interacting Barrow…

General Relativity and Quantum Cosmology · Physics 2025-05-23 Priyanka Adhikary , Sudipta Das

We apply the full set of most update dynamical and geometrical data in cosmology to the nonextensive Barrow entropic holographic dark energy. We show that the data point towards an extensive Gibbs-like entropic behaviour for the…

Cosmology and Nongalactic Astrophysics · Physics 2023-03-22 Tomasz Denkiewicz , Vincenzo Salzano , Mariusz P. Dabrowski

We construct Barrow holographic dark energy in the case of non-flat universe. In particular, considering closed and open spatial geometry we extract the differential equations that determine the evolution of the dark-energy density…

General Relativity and Quantum Cosmology · Physics 2021-11-01 Priyanka Adhikary , Sudipta Das , Spyros Basilakos , Emmanuel N. Saridakis

We investigate quantum information and thermodynamic properties of a new bumblebee black hole arising from spontaneous Lorentz symmetry breaking by analyzing near-horizon physics through complementary quantum probes. We study the…

General Relativity and Quantum Cosmology · Physics 2025-12-22 A. A. Araújo Filho , Wentao Liu

This study aims to reconcile quantum theory with the universality of the speed of light in vacuum and its implications on relativity through an information-theoretic approach. We introduce the concepts of a holographic sphere and…

General Physics · Physics 2022-12-06 Szymon Łukaszyk

A study on the effects of implementing the Granda-Oliveros infrared cutoff in the recently introduced Barrow Holographic Dark Energy model is presented, and its cosmological evolution is investigated. We find how the deformation parameter,…

General Relativity and Quantum Cosmology · Physics 2023-02-15 A. Oliveros , M. A. Sabogal , Mario A. Acero

As we know that due to the quantum gravitational effects black hole horizons are ``fractalized'' into a sphereflake by Barrow. Based on this issue, in this work we investigate the phase structure and stability of the…

High Energy Physics - Theory · Physics 2025-05-23 Yun-Zhi Du , Hui-Hua Zhao , Yang Zhang , Qiang Gu

The basic assumption of the induced gravity approach is that Einstein theory is an effective, low energy-form of a quantum theory of constituents. In this approach the Bekenstein-Hawking entropy S^{BH} of a black hole can be interpreted as…

General Relativity and Quantum Cosmology · Physics 2009-10-31 D. V. Fursaev