Chameleon gravity as an alternative to dark matter

Chameleon gravity as an alternative to dark matter

Abstract By studying the chameleon gravity on galaxy scales, we investigate the effects of the chameleon dark matter. To perform this task, we consider the dynamics of the chameleon scalar field in the region of galactic halos in static spherically symmetric spacetimes that differ only slightly from...

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Bibliographic Details
Main Authors: Raziyeh Zaregonbadi, Nasim Saba, Mehrdad Farhoudi
Format: Article
Language:English
Published: SpringerOpen 2025-07-01
Series:European Physical Journal C: Particles and Fields
Online Access:https://doi.org/10.1140/epjc/s10052-025-14496-0
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