Palatini formulation of modified gravity with squared scalar curvature

被引：16
|
作者：
Meng, XH [1 ]
Wang, P
机构：
[1] Nankai Univ, Dept Phys, Tianjin 300071, Peoples R China
[2] Chinese Acad Sci, Inst Theoret Phys, Beijing 100080, Peoples R China
来源：
GENERAL RELATIVITY AND GRAVITATION | 2004年 / 36卷 / 12期
关键词：
modified gravity; cosmology; dark energy;
D O I：
10.1023/B:GERG.0000048981.40061.63
中图分类号：
P1 [天文学];
学科分类号：
0704 ;
摘要：
In this paper we show that in the Palatini formulation of modified gravity, a R-2 term cannot lead to an early time inflation, in opposite to the well-known conclusion when considering this model in the metric formulation.
引用
收藏
页码：2673 / 2680
页数：8
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