Is Modified Chaplygin gas along with barotropic fluid responsible for acceleration of the Universe?

dc.creatorChakraborty, Writambhara
dc.creatorDebnath, Ujjal
dc.date2006-11-17
dc.date.accessioned2026-07-07T10:37:04Z
dc.date.available2026-07-07T10:37:04Z
dc.descriptionIn this letter, we have considered a model of the universe filled with modified Chaplygin gas and another fluid (with barotropic equation of state) and its role in accelerating phase of the universe. We have assumed that the mixture of these two fluid models is valid from (i) the radiation era to $Λ$CDM for $-1\leγ\le 1$ and (ii) the radiation era to quiessence model for $γ<-1$. For these two fluid models, the statefinder parameters describe different phase of the evolution of the universe.
dc.descriptionRevTex style, 6 pages, 8 figures
dc.identifierhttps://arxiv.org/abs/gr-qc/0611094
dc.identifierhttp://arxiv.org/abs/gr-qc/0611094
dc.identifierMod.Phys.Lett.A22:1805-1812,2007
dc.identifierdoi:10.1142/S021773230702172X
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/180258
dc.subjectGeneral Relativity and Quantum Cosmology
dc.titleIs Modified Chaplygin gas along with barotropic fluid responsible for acceleration of the Universe?
dc.typetext

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