Cosmic acceleration and geodesic deviation in chameleon scalar field model

Abstract While considering the chameleon scalar field model with the spatially flat FLRW background, we investigate the late-time acceleration phase of the universe, wherein we apply the typical potential usually used in this model. Through setting some constraints on the free parameters of the mode...

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Bibliographic Details
Main Authors: Raziyeh Zaregonbadi, Nasim Saba, Mehrdad Farhoudi
Format: Article
Language:English
Published: SpringerOpen 2022-08-01
Series:European Physical Journal C: Particles and Fields
Online Access:https://doi.org/10.1140/epjc/s10052-022-10646-w