Homogeneous spherically symmetric bodies with a nonminimal coupling between curvature and matter: the choice of the Lagrangian density for matter

2013/06/05 by Orfeu Bertolami, Bertolami, Orfeu, Jorge Páramos +1 · 1 citation
Physics and Astronomy · #FOS: Physical sciences #General Relativity and Quantum Cosmology (gr-qc) #gr-qc

paper · pdf · doi:10.48550/arxiv.1306.1177

18 pages, 3 figures. Published in General Relativity and Gravitation

arxiv created 2014/11/18 · arxiv updated 2014/11/19

Abstract

In this work we study how a nonminimal coupling between matter and gravity can modify the structure of a homogeneous spherical body. The physical relevance of the adopted Lagrangian density is ascertained, with results obtained for two different choices of the latter.

Cited by

• Density perturbations in nonminimally coupled gravity: symptoms of Lagrangian density ambiguity

Related

• Density perturbations in nonminimally coupled gravity: symptoms of Lagrangian density ambiguity
• Mimicking the cosmological constant: constant curvature spherical solutions in a non-minimally coupled model
• Spherically Symmetric, Static Solutions in Presence of Matter-Curvature Coupling
• Cosmological Implications of Nonminimally-Coupled f(R) Gravity and the Lagrangian of Cosmic Fluids
• Novel couplings between nonmetricity and matter