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Related papers: Holographic Dark Energy Model: State Finder Parame…

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In this study, we will look at an interacting dark energy model. In the framework of Friedmann-Robertson-Walker (FRW) space-time, we have made the hypothesis of an interacting scheme between two fields (dark matter (DM) and dark energy…

General Relativity and Quantum Cosmology · Physics 2023-11-27 J. K. Singh , Ritika Nagpal

We have considered the generalized holographic and generalized Ricci dark energy models for acceleration of the universe. If the universe filled with only GHDE/GRDE the corresponding decel- eration parameter, EOS parameter and statefinder…

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

We study perturbation of holographic dark energy and find it be stable. We study the fate of the universe when interacting holographic dark energy is present, and discuss a simple phenomenological classification of the interacting…

Astrophysics · Physics 2009-06-23 Miao Li , Chunshan Lin , Yi Wang

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

We have investigated the thermodynamical properties of the universe with dark energy. It is demonstrated that in a universe with spacial curvature the natural choice for IR cutoff could be the apparent horizon radius. We shown that any…

High Energy Physics - Theory · Physics 2011-07-04 Bin Liu , Xian-Ru Hu , Jian-Bo Deng

In this paper we consider the models of the accelerated expanding large scale universe~(according to general relativity) containing a generalized holographic dark energy with a Nojiri - Odintsov cut - off. The second component of the…

General Relativity and Quantum Cosmology · Physics 2016-06-29 M. Khurshudyan

Motivated by the recent work of Wang, Lin, Pavon, and Abdalla [1], we generalize their work to the non-flat case. In particular, we provide a thermodynamical interpretation for the holographic dark energy model in a non-flat universe. For…

High Energy Physics - Theory · Physics 2008-11-26 M. R. Setare , Elias C. Vagenas

The paper explores the interacting Tsallis holographic dark energy (THDE) model in a non-flat universe following an infrared cutoff as the apparent horizon. The equation of state (EoS) and the deceleration parameter of THDE model are…

General Physics · Physics 2021-08-02 Umesh Kumar Sharma , Vipin Chandra Dubey , A. Pradhan

We investigate a spatially flat Friedmann-Robertson-Walker universe that has an interacting dark matter, a modified holographic Ricci dark energy (MHRDE), plus a third, decoupled component that behaves as a radiation term. We consider a…

Cosmology and Nongalactic Astrophysics · Physics 2016-04-01 Luis P. Chimento , Martín G. Richarte

Evolution of the universe with modified holographic Ricci dark energy model is considered. Dependency of the equation of state parameter and deceleration parameter on the redshift and model parameters are obtained. It is shown that the…

Cosmology and Nongalactic Astrophysics · Physics 2019-05-13 Titus K Mathew , Jishnu Suresh , Divya Divakaran

In this work we consider the entropy-corrected version of interacting holographic dark energy (HDE), in the non-flat universe enclosed by apparent horizon. Two corrections of entropy so-called logarithmic 'LEC' and power-law 'PLEC' in HDE…

General Relativity and Quantum Cosmology · Physics 2012-04-10 A. Khodam-Mohammadi , M. Malekjani

In this paper the cosmological evolution of a holographic dark energy model with a non-linear interaction between the dark energy and dark matter components in a FRW type flat universe is analysed. In this context, the deceleration…

High Energy Physics - Theory · Physics 2015-04-13 A. Oliveros , Mario A. Acero

We have investigated the model of dark energy interacting with dark matter by choosing inhomogeneous equations of state for dark energy and a non-linear interaction term for the underlying interaction. The equation of state have…

Astrophysics · Physics 2009-06-23 Mubasher Jamil , Muneer Ahmad Rashid

In this work, we have considered that the flat FRW universe is filled with the mixture of dark matter and the new holographic dark energy. If there is an interaction, we have investigated the natures of deceleration parameter, statefinder…

General Physics · Physics 2015-05-27 Ujjal Debnath , Surajit Chattopadhyay

We consider holographic cosmological models of dark energy in which the infrared cutoff is set by the Hubble's radius. We show that any interacting dark energy model, regardless of its detailed form, can be recast as a non interacting model…

Cosmology and Nongalactic Astrophysics · Physics 2013-01-16 Ivan Duran , Luca Parisi

So far, there have been no theories or observational data that deny the presence of interaction between dark energy and dark matter. We extend naturally the holographic dark energy (HDE) model, proposed by Granda and Oliveros, in which the…

Cosmology and Nongalactic Astrophysics · Physics 2014-11-20 Fei Yu , Jingfei Zhang , Jianbo Lu , Wei Wang , Yuanxing Gui

The model of generalized Tsallis holographic dark energy (which is known to be particular representative of Nojiri-Odintsov HDE) with event horizon as cut-off is investigated using methods of dynamical analysis. We take into consideration…

General Relativity and Quantum Cosmology · Physics 2023-08-16 A. V. Astashenok , A. S. Tepliakov

In this paper, an interacting holographic dark energy model with Hubble horizon as an infra-red cut-off is considered in the framework of Brans-Dicke theory. We propose a logarithmic form $\phi \propto ln(\alpha+\beta a)$ of the Brans-Dicke…

General Relativity and Quantum Cosmology · Physics 2016-09-07 C P Singh , Pankaj Kumar

In this work we explore some cosmological properties coming from the particle and future horizons when are considered as candidates to model the dark energy sector within a holographic context in a flat Friedmann-Lemaitre-Robertson-Walker…

General Relativity and Quantum Cosmology · Physics 2020-04-29 Miguel Cruz , Samuel Lepe

We study the dynamics of interacting holographic dark energy model in Brans-Dicke cosmology for the future event horizon and the Hubble horizon cut-offs. We determine the system of first-order differential equations for the future event…

General Relativity and Quantum Cosmology · Physics 2017-11-08 F. Felegary , F. Darabi , M. R. Setare