An emergent universe supported by a nonlinear sigma model

被引：38
|
作者：
Beesham, A. [1 ]
Chervon, S. V. [2 ]
Maharaj, S. D. [2 ]
机构：
[1] Univ Zululand, Dept Math Sci, ZA-3886 Kwa Dlangezwa, South Africa
[2] Univ KwaZulu Natal, Sch Math Sci, Astrophys & Cosmol Res Unit, ZA-4000 Durban, South Africa
来源：
CLASSICAL AND QUANTUM GRAVITY | 2009年 / 26卷 / 07期
基金：
俄罗斯基础研究基金会; 新加坡国家研究基金会;
关键词：
GRAVITATIONAL-FIELD;
D O I：
10.1088/0264-9381/26/7/075017
中图分类号：
P1 [天文学];
学科分类号：
0704 ;
摘要：
We suggest the use of a nonlinear sigma model as the source which supports an emergent universe. The two-component nonlinear sigma model is considered as the simplest model containing inflaton and auxiliary chiral fields.
引用
收藏
页数：9
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