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

页数：9

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