Modified gravity inspired DGP brane cosmology

被引:21
|
作者
Atazadeh, K. [1 ]
Sepangi, H. R. [1 ]
机构
[1] Shahid Beheshti Univ, Dept Phys, Tehran 19839, Iran
关键词
D O I
10.1016/j.physletb.2006.10.029
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We consider a DGP brane scenario where a scalar field is present on the bratie through the introduction of a scalar potential, itself motivated by the notion of modified gravity. This theory predicts that the mass appearing in the gravitational potential is modified by the addition of the mass of the scalar field. The cosmological implications that such a scenario entails are examined and shown to be consistent with a universe expanding with power-law acceleration. (c) 2006 Elsevier B.V. All rights reserved.
引用
收藏
页码:76 / 80
页数:5
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