The unphysical character of minimally coupled dark energy fluids

Abstract It is well known that, in the context of general relativity, an unknown kind of matter that must violate the strong energy condition is required to explain the current accelerated phase of expansion of the Universe. This unknown component is called dark energy and is characterized by an equ...

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Bibliographic Details
Main Authors: Ronaldo C. Duarte, Edésio M. Barboza, Everton M. C. Abreu, Jorge Ananias Neto
Format: Article
Language:English
Published: SpringerOpen 2019-04-01
Series:European Physical Journal C: Particles and Fields
Online Access:http://link.springer.com/article/10.1140/epjc/s10052-019-6876-3