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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

The interacting and holographic dark energy models involve two important quantities. One is the characteristic size of the holographic bound and the other is the coupling term of the interaction between dark energy and dark matter. Rather…

High Energy Physics - Theory · Physics 2008-11-26 Bo Hu , Yi Ling

Purpose of the present paper is to view the correspondence between Ricci and other dark energies. We have considered the Ricci dark energy in presence of dark matter in non-interacting situation. Subsequently, we have derived the pressure…

General Relativity and Quantum Cosmology · Physics 2011-01-13 Surajit Chattopadhyay , Ujjal Debnath

In this work, we explore the behavior of interacting dark energy and dark matter within a model of $f(Q)$ gravity, employing a standard framework of dynamical system analysis. We consider the power-law $f(Q)$ model incorporating with two…

General Relativity and Quantum Cosmology · Physics 2025-03-10 Gaurav N. Gadbail , Simran Arora , Phongpichit Channuie , P. K. Sahoo

We explore a model of interacting dark energy where the dark energy density is related by the holographic principle to the Hubble parameter, and the decay of the dark energy into matter occurs at a rate comparable to the current value of…

Astrophysics · Physics 2008-12-18 Micheal S. Berger , Hamed Shojaei

In this paper, we investigate the statefinder, the deceleration and equation of state parameters when universe is composed of generalized holographic dark energy or generalized Ricci dark energy for Bianchi I universe model. These…

General Relativity and Quantum Cosmology · Physics 2015-06-17 M. Sharif , Rabia Saleem

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 explore the scope of two holographic dark energy models within the interacting scenario for the dark sector and spatial curvature. For one holographic model we consider the usual formula for the dark energy density with the…

General Relativity and Quantum Cosmology · Physics 2023-05-10 Azucena Bolaños , Miguel Cruz , Samuel Lepe , David Rogelio Márquez-Castillo

The coupling between the dark components provides a new approach to mitigate the coincidence problem of cosmological standard model. In this paper, dark energy is treated as a fluid with a constant equation of state, whose coupling with…

Cosmology and Nongalactic Astrophysics · Physics 2014-08-18 Weiqiang Yang , Lixin Xu

The theory of non-gravitational interaction between a pressure-less dark matter (DM) and dark energy (DE) is a phenomenologically rich cosmological domain which has received magnificent attention in the community. In the present article we…

General Relativity and Quantum Cosmology · Physics 2024-03-05 Sudip Halder , Jaume de Haro , Tapan Saha , Supriya Pan

It is possible that there exist some interactions between dark energy (DE) and dark matter (DM), and a suitable interaction can alleviate the coincidence problem. Several phenomenological interacting forms are proposed and are fitted with…

Cosmology and Nongalactic Astrophysics · Physics 2010-05-25 Rong-Gen Cai , Qiping Su

In this paper we consider quintessence reconstruction of interacting holographic dark energy in a non-flat background. As system's IR cutoff we choose the radius of the event horizon measured on the sphere of the horizon, defined as…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-18 Ahmad Sheykhi , Hamzeh Alavirad , Ali Bagheri , Esmaeil Ebrahimi

We consider a holographic cosmological model in which the infrared cutoff is fixed by the Ricci's length and dark matter and dark energy do not evolve separately but interact non-gravitationally with one another. This substantially…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-20 Iván Durán , Diego Pavón

In this paper, we propose a new approach to study the dark sector of the universe by considering the dark energy as emerging a q-deformed bosonic scalar field which is not only interacting with the dark matter, but also non-minimally…

General Relativity and Quantum Cosmology · Physics 2016-12-23 Emre Dil

In the present work, we have studied the dynamics of accelerating universe considering a simple parametrization of the equation of state parameter in an interacting scenario. In this toy model, the dark energy component is allowed to…

General Relativity and Quantum Cosmology · Physics 2025-05-23 Sangita Goswami , Sudipta Das

We investigate an interacting polytropic dark energy (PDE) model characterised by the equation of state $p_{d} = \alpha \rho_{d}^{\,1+\frac{1}{\beta}}$, where the interaction between dark energy and pressureless matter is modelled via a…

Cosmology and Nongalactic Astrophysics · Physics 2025-08-22 Elangbam Chingkheinganba Meetei , S. Surendra Singh

Non-gravitational interaction between two barotropic dark fluids, namely the pressureless dust and the dark energy in a spatially flat Friedmann-Lema\^{i}tre-Robertson-Walker model has been discussed. It is shown that for the interactions…

Cosmology and Nongalactic Astrophysics · Physics 2018-04-30 Supriya Pan , Ankan Mukherjee , Narayan Banerjee

We investigate the cosmological dynamics of interacting dark energy models in which the interaction function is a nonlinear in terms of the energy densities. Considering explicitly the interaction between a pressureless dark matter and a…

General Relativity and Quantum Cosmology · Physics 2020-01-17 Andronikos Paliathanasis , Supriya Pan , Weiqiang Yang

R\'enyi holographic dark energy (RHDE) correspondence is discussed in higher dimensional cosmology, namely Kaluza-Klein (KK) cosmology. Both interacting and non-interacting cosmological scenario are considered here. It is found that the…

General Relativity and Quantum Cosmology · Physics 2021-01-22 Arindam Saha , Souvik Ghose , Anirban Chanda , Bikash Chandra Paul

We explore the interaction between dark matter and curvature-driven dark energy within viable $f(R)$ gravity models, employing the phase-space analysis approach of linear stability theory. By incorporating an interacting term, denoted as…

General Relativity and Quantum Cosmology · Physics 2024-04-04 Anirban Chatterjee