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

被引：7
|
作者：
Bertolami, Orfeu [1 ]
Paramos, Jorge [1 ]
机构：
[1] Univ Porto, Ctr Fis Porto, Fac Ciencias, Dept Fis & Astron, P-4169007 Oporto, Portugal
来源：
GENERAL RELATIVITY AND GRAVITATION | 2015年 / 47卷 / 01期
关键词：
Nonminimal coupling; Lagrangian density; Interior solution; F(R) THEORIES; GRAVITY;
D O I：
10.1007/s10714-014-1835-7
中图分类号：
P1 [天文学];
学科分类号：
0704 ;
摘要：
In this work we study how a non-minimal 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.
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页数：17
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