English
Related papers

Related papers: Entropy-Corrected Holographic Dark Energy

200 papers

Holographic dark energy (HDE), presents a dynamical view of dark energy which is consistent with the observational data and has a solid theoretical background. Its definition follows from the entropy-area relation $S(A)$, where $S$ and $A$…

General Relativity and Quantum Cosmology · Physics 2014-11-20 M. Umar Farooq , Muneer A. Rashid , Mubasher Jamil

The holographic dark energy (HDE) is considered to be the most promising candidate of dark energy. Its definition is originally motivated from the entropy-area relation which depends on the theory of gravity under consideration. Recently a…

General Relativity and Quantum Cosmology · Physics 2015-05-18 Mubasher Jamil , M. Umar Farooq

Among various scenarios to explain the acceleration of the universe expansion, the holographic dark energy (HDE) model has got a lot of enthusiasm recently. In the derivation of holographic energy density, the area relation of the black…

General Physics · Physics 2011-09-28 Ahmad Sheykhi , Mubasher Jamil

A so-called "entropy-corrected holographic dark energy" (ECHDE), was recently proposed to explain the dark energy-dominated universe with the help of quantum corrections to the entropy-area relation in the setup of loop quantum cosmology.…

General Physics · Physics 2014-11-20 Mubasher Jamil , Ahmad Sheykhi , M. Umar Farooq

Considering the power-law corrections to the black hole entropy, which appear in dealing with the entanglement of quantum fields inside and outside the horizon, the holographic energy density is modified accordingly. In this paper we study…

Cosmology and Nongalactic Astrophysics · Physics 2012-05-08 A. Sheykhi , K. Karami , Mubasher Jamil , E. Kazemi , M. Haddad

In the derivation of holographic dark energy density, the area law of the black hole entropy plays a crucial role. However, the entropy-area relation can be modified from the inclusion of quantum effects, motivated from the loop quantum…

General Physics · Physics 2012-03-12 Ahmad Sheykhi , Kayoomars Karami , Mubasher Jamil , E. Kazemi , M. Haddad

In the derivation of Holographic Dark Energy (HDE), the area law of the black hole entropy assumes a crucial role. However, the entropy-area relation can be modified including some quantum effects, motivated from the Loop Quantum Gravity…

General Physics · Physics 2015-06-12 Antonio Pasqua , Iuliia Khomenko

We review the paradigm of holographic dark energy (HDE), which arises from a theoretical attempt of applying the holographic principle (HP) to the dark energy (DE) problem. Making use of the HP and the dimensional analysis, we derive the…

Cosmology and Nongalactic Astrophysics · Physics 2017-08-24 Shuang Wang , Yi Wang , Miao Li

Classical and quantum entropic properties of holographic dark energy (HDE) are considered in view of the fact that its entropy is far more restrictive than the entropy of a black hole of the same size. In cosmological settings (in which HDE…

General Relativity and Quantum Cosmology · Physics 2008-11-26 R. Horvat

We study a process of equilibration of holographic dark energy (HDE) with the cosmic horizon around the dark-energy dominated epoch. This process is characterized by a huge amount of information conveyed across the horizon, filling thereby…

General Relativity and Quantum Cosmology · Physics 2010-12-09 R. Horvat

Thermodynamics-Gravity conjecture implies that there is a deep connection between the gravitational field equations and the first law of thermodynamics. Therefore, any modification to the entropy expression, directly modifies the field…

General Relativity and Quantum Cosmology · Physics 2023-04-10 Ahmad Sheykhi , Maral Sahebi Hamedan

Holographic dark energy theories present a fascinating interface to probe late-time cosmology, as guided by contemporary ideas about quantum gravity. In this work, we present a new holographic dark energy scenario designated Fractional…

General Relativity and Quantum Cosmology · Physics 2024-12-03 Oem Trivedi , Ayush Bidlan , Paulo Moniz

It is well-known that any modification to the entropy expression not only change the energy density of the holographic dark energy, but also modifies the cosmological field equations through thermodynamics-gravity correspondence. Here we…

General Relativity and Quantum Cosmology · Physics 2026-05-28 A. Sheykhi , A. Asvar , E. Ebrahimi

It has, quite recently, become fashionable to study a certain class of holographic-inspired models for the dark energy. These investigations have, indeed, managed to make some significant advances towards explaining the empirical data.…

High Energy Physics - Theory · Physics 2009-02-18 A. J. M. Medved

In the present work we investigate the cosmological implications of the entropy-corrected holographic dark energy (ECHDE) density in the Gauss-Bonnet framework. This is motivated from the loop quantum gravity corrections to the entropy-area…

General Relativity and Quantum Cosmology · Physics 2011-01-28 M. R. Setare , Mubasher Jamil

As is well known, black hole entropy is proportional to the area of the horizon suggesting a holographic principle wherein all degrees of freedom contributing to the entropy reside on the surface. In this note, we point out that large scale…

General Physics · Physics 2013-12-19 C. Sivaram , Kenath Arun

In this work, I consider the logarithmic-corrected and the power-law corrected versions of the holographic dark energy (HDE) model in the non-flat FRW universe filled with a viscous Dark Energy (DE) interacting with Dark Matter (DM). We…

General Physics · Physics 2015-06-15 Antonio Pasqua

A so called "power-law entropy-corrected holographic dark energy" (PLECHDE) was recently proposed to explain the dark energy dominated universe. This model is based on the power-law corrections to black hole entropy which appear in dealing…

High Energy Physics - Theory · Physics 2011-11-04 Esmaeil Ebrahimi , Ahmad Sheykhi

In this work, we have considered the entropy-corrected new agegraphic dark energy (ECNADE) model in Horava-Lifshitz gravity in FRW universe. We have discussed the correspondence between ECNADE and other dark energy models such as…

General Physics · Physics 2015-05-28 Piyali Bagchi Khatua , Shuvendu Chakraborty , Ujjal Debnath

In this paper we consider holographic dark energy model with corrected holographic energy density and show that this model may be equivalent to the modified Chaplygin gas model. Then we obtain relation between entropy corrected holographic…

General Relativity and Quantum Cosmology · Physics 2014-01-13 J. Sadeghi , B. Pourhassan , Z. Abbaspour Moghaddam
‹ Prev 1 2 3 10 Next ›