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Here we consider the entropy-corrected version of the holographic dark energy model in the non-flat universe. We obtain the equation of state parameter in the presence of interaction between dark energy and dark matter. Moreover, we…

General Physics · Physics 2011-02-21 Kayoomars Karami , M. S. Khaledian , Mubasher Jamil

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

We consider the interacting holographic dark energy with new infrared cutoff (involving Hubble parameter and its derivative) in non-flat universe. In this context, we obtain the equation of state parameter which evolutes the universe from…

General Relativity and Quantum Cosmology · Physics 2015-06-12 M. Sharif , Abdul Jawad

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 with a matter like term able to alleviate the coincidence problem (i.e.,…

Cosmology and Nongalactic Astrophysics · Physics 2012-07-03 Iván Durán , Luca Parisi

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

We employ the holographic model of interacting dark energy to obtain the equation of state for the holographic energy density in non-flat (closed) universe enclosed by the event horizon measured from the sphere of horizon named $L$.

High Energy Physics - Theory · Physics 2008-11-26 M R Setare

We extend our previous analysis and consider the interacting holographic Ricci dark energy (IRDE) model in non-flat universe. We study astrophysical constraints on this model using the recent observations including the type Ia supernovae…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-23 Masashi Suwa , Koji Kobayashi , Hisashi Oshima

We propose an holographic quintessence and tachyon models of dark energy. The correspondence between the quintessence and tachyon energy densities with the holographic density, allows the reconstruction of the potentials and the dynamics…

General Relativity and Quantum Cosmology · Physics 2009-11-19 L. N. Granda

Motivated by our recent work \cite{set1}, we generalize this work to the interacting non-flat case. Therefore in this paper we deal with canonical, phantom and quintom models, with the various fields being non-minimally coupled to gravity,…

High Energy Physics - Theory · Physics 2014-11-20 M R Setare , Alberto Rozas-Fernández

We study cosmological application of interacting holographic energy density in the framework of Brans-Dicke cosmology. We obtain the equation of state and the deceleration parameter of the holographic dark energy in a non-flat universe. As…

High Energy Physics - Theory · Physics 2009-11-05 Ahmad Sheykhi

The present work is based on the holographic dark energy model with Hubble horizon as the infrared cut-off. The interaction rate between dark energy and dark matter has been reconstructed for three different parameterizations of the…

Cosmology and Nongalactic Astrophysics · Physics 2016-11-28 Ankan Mukherjee

In the present paper, we provide a thermodynamical interpretation for the holographic dark energy model in a non-flat universe. For this case, the characteristic length is no more the radius of the event horizon ($R_E$) but the event…

High Energy Physics - Theory · Physics 2009-02-25 M R Setare

We suggest a correspondence between interacting agegraphic dark energy models and the quintessence scalar field in a non-flat universe. We demonstrate that the agegraphic evolution of the universe can be described completely by a single…

High Energy Physics - Theory · Physics 2010-11-04 A. Sheykhi , A. Bagheri , M. M. Yazdanpanah

Motivated by the holographic principle, it has been suggested that the dark energy density may be inversely proportional to the area $A$ of the event horizon of the universe. However, such a model would have a causality problem. In this…

General Relativity and Quantum Cosmology · Physics 2012-06-06 Antonio Pasqua , A. Khodam-Mohammadi , Mubasher Jamil , R. Myrzakulov

This work is the reconstruction of the interaction rate of holographic dark energy whose infrared cut-off scale is set by the Hubble length. We have reconstructed the interaction rate between dark matter and the holographic dark energy for…

General Relativity and Quantum Cosmology · Physics 2017-10-04 Abdulla Al Mamon

The present work deals with holographic dark energy models with Hubble horizon as the infra-red cut-off. The interaction rate between dark energy and dark matter has been reconstructed with three different choices of the interaction term.…

Cosmology and Nongalactic Astrophysics · Physics 2019-04-17 Purba Mukherjee , Ankan Mukherjee , H. K. Jassal , Ananda Dasgupta , Narayan Banerjee

In this paper we consider the holographic model of interacting dark energy in non-flat universe. With the choice of $c\leq 0.84$, the interacting holographic dark energy can be described by a phantom scalar field. Then we show this…

High Energy Physics - Theory · Physics 2008-11-26 M R Setare

In the present work, we study the R$\acute{e}$nyi holographic dark energy model (RHDE) in a flat FRW Universe where the infrared cut-off is taken care by the Hubble horizon and also by taking three different parametrizations of the…

General Relativity and Quantum Cosmology · Physics 2020-12-01 Umesh Kumar Sharma , Vipin Chandra Dubey

In this paper, we study the interacting DGP braneworld Holographic Dark Energy model in a spatially flat FRW universe. Mainly, in this study we concentrate our attention on both interacting and non-interacting form of the model. The study…

General Relativity and Quantum Cosmology · Physics 2019-10-23 Ehsan Sadri , Martiros Khurshudyan

Recently, in [1] we developed a parametric reconstruction method to a homogeneous, isotropic and spatially flat Friedmann-Robertson-Walker (FRW) cosmological model filled of a fluid of dark energy (DE) with constant equation of state (EOS)…

Cosmology and Nongalactic Astrophysics · Physics 2012-07-03 Freddy Cueva Solano , Ulises Nucamendi
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