Nonminimally coupled Weyl gravity

Weyl gravity in the presence of a non-minimal matter-curvature coupling is presented. Some properties arising from the non-metricity give rise to a second order theory whose vacuum is compatible with a cosmological constant, under conditions on the vector field.

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Bibliographic Details
Published in:Classical and quantum gravity 2019-12, Vol.36 (23), p.235016
Main Authors: Gomes, Cláudio, Bertolami, Orfeu
Format: Article
Language:English
Subjects:
modified gravity
non-minimal coupling
Weyl gravity
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Summary:Weyl gravity in the presence of a non-minimal matter-curvature coupling is presented. Some properties arising from the non-metricity give rise to a second order theory whose vacuum is compatible with a cosmological constant, under conditions on the vector field.
ISSN:0264-9381
1361-6382
DOI:10.1088/1361-6382/ab52b9