Phantom scalar-tensor models and cosmological tensions
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DOI: 10.1088/1475-7516/2023/04/029
Abstract: We study three different extended scalar-tensor theories of gravity by also allowing a negative sign for the kinetic term for the scalar field in the Jordan frame. Our scope is to understand how the observational… read more here.
Keywords: scalar tensor; term; sign kinetic; kinetic term ... See more keywords