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Related papers: Interaction between DBI-essence and other Dark Ene…

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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 paper we consider two models of quintessence scalar fields with different potentials. Interaction with generalized cosmic Chaplygin gas is also investigated. Cosmological parameters are studied and graphical behavior is analyzed. We…

General Relativity and Quantum Cosmology · Physics 2014-07-08 M. Khurshudyan , E. Chubaryan , B. Pourhassan

In this paper, we have considered that the universe is filled with tachyon, hessence (or hantom) dark energies. Subsequently we have investigated the interactions between tachyon and hessence (hantom) dark energies and calculated the…

General Relativity and Quantum Cosmology · Physics 2015-05-20 Surajit Chattopadhyay , Ujjal Debnath

We study the dynamics of Dirac-Born-Infeld (DBI) dark energy interacting with dark matter. The DBI dark energy model considered here has a scalar field with a nonstandard kinetic energy term, and has potential and brane tension that are…

General Relativity and Quantum Cosmology · Physics 2013-01-07 Chakkrit Kaeonikhom , Douglas Singleton , Sergey V. Sushkov , Nattapong Yongram

A dynamical system analysis related to Dirac Born Infeld (DBI) cosmological model has been investigated in this present work. For spatially flat FRW space time, the Einstein field equation for DBI scenario has been used to study the…

General Relativity and Quantum Cosmology · Physics 2015-01-20 Nilanjana Mahata , Subenoy Chakraborty

In this work we investigate the background dynamics when dark energy is coupled to dark matter with a suitable interaction in the universe described by brane cosmology. Here DGP and the RSII brane models have been considered separately.…

General Relativity and Quantum Cosmology · Physics 2012-03-12 Prabir Rudra , Ujjal Debnath , Ritabrata Biswas

We investigate Holographic Dark Energy Correspondence of Interacting Generalized Chaplygin Gas model in the framework of compact Kaluza-Klein cosmology. The evolution of the modified holographic dark energy and the equation of state…

General Relativity and Quantum Cosmology · Physics 2021-11-16 S. Ghose , A. Saha , B. C. Paul

We establish a connection between the agegraphic models of dark energy and Chaplygin gas energy density in non-flat universe. We reconstruct the potential of the agegraphic scalar field as well as the dynamics of the scalar field according…

High Energy Physics - Theory · Physics 2010-02-18 Ahmad Sheykhi

We derive two field theory models of interacting dark energy, one in which dark energy is associated with the quintessence and another in which it is associated with the tachyon. In both, instead of choosing arbitrarily the potential of…

General Relativity and Quantum Cosmology · Physics 2020-07-10 Sandro M. R. Micheletti

We present models, in which phantom energy interacts with two different types of dark energies including variable modified Chaplygin gas (VMCG) and new modified Chaplygin gas (NMCG). We then construct potentials for these cases. It has been…

General Physics · Physics 2015-03-19 M. Umar Farooq , Mubasher Jamil , Ujjal Debnath

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 investigate the background dynamics when dark energy is coupled to dark matter with a suitable interaction in the universe described by Einstein-Aether gravity. Dark energy in the form of Modified Chaplygin gas is…

General Physics · Physics 2014-08-21 Chayan Ranjit , Prabir Rudra , Sujata Kundu

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 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

In this work, we consider the interacting agegraphic dark energy models with entropy correction terms due to loop quantum gravity. We study the correspondence between the Chaplygin gas energy density with the interacting entropy-corrected…

General Relativity and Quantum Cosmology · Physics 2010-04-20 M. Malekjani , A. Khodam-Mohammadi

We explore the dynamics of dark energy models based on a Dirac-Born-Infeld (DBI) tachyonic action, studying a range of potentials. We numerically investigate the existence of tracking behaviour and determine the present-day value of the…

Astrophysics · Physics 2009-11-11 Gianluca Calcagni , Andrew R. Liddle

In this paper, we study the holographic dark energy density and interacting extended Chaplygin gas energy density in the Einstein gravity. We reconstruct the scalar field and the scalar potential describing the extended Chaplygin gas. In…

General Relativity and Quantum Cosmology · Physics 2015-04-28 J. Sadeghi , H. Farahani , B. Pourhassan

Alternative dark energy models were proposed to address the limitation of the standard concordance model. Though different phenomenological considerations of such models are widely studied, scenarios where they interact with each other…

General Relativity and Quantum Cosmology · Physics 2024-10-18 Pradosh Keshav MV , Kenath Arun

In this paper we consider a correspondence between the holographic dark energy density and interacting generalized Chaplygin gas energy density in FRW universe. Then we reconstruct the potential of the scalar field which describe the…

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

Scalar-field dark energy models for tachyon fields are often regarded as an effective description of an underlying theory of dark energy. In this paper, we propose the agegraphic dark energy model in tachyon cosmology by interaction between…

General Physics · Physics 2015-06-05 H. Farajollahi , A. Ravanpak , G. F. Fadakar
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