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Statefinder Description in Generalized Holographic and Ricci Dark Energy Models
Authors:Piyali Bagchi Khatua  Ujjal Debnath
Affiliation:(1) Department of Computer Sc and Engg, Netaji Subhas Engineering College, Garia, Kolkata, 700 152, India;(2) Department of Mathematics, Bengal Engineering and Science University, Shibpur, Howrah, 711 103, India
Abstract: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 deceleration parameter, EOS parameter and statefinder parameters have been calculated. Next we have considered that the mixture of GHDE/GRDE and dark matter in interacting and non-interacting situations. Also the mixture of GHDE/GRDE and generalized Chaplygin gas have been analyzed during evolution of the universe. The natures of above mentioned parameters have been investigated for interacting and non-interacting situations. Finally, it follows that the prescribed models derive the acceleration of the universe.
Keywords:
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