Nucleosynthesis bounds on a time-varying cosmological 'constant'

被引：60

作者：

Birkel, M ^{[1
]}

Sarkar, S ^{[1
]}

机构：

[1] UNIV OXFORD,OXFORD OX1 3NP,ENGLAND

来源：

ASTROPARTICLE PHYSICS | 1997年 / 6卷 / 02期

关键词：

D O I：

10.1016/S0927-6505(96)00054-0

中图分类号：

P1 [天文学];

学科分类号：

0704 ;

摘要：

We constrain proposed phenomenological models for a vacuum energy which decays with the expansion of the universe from considerations of standard big bang nucleosynthesis. Several such models which attempt to solve the cosmological age problem are disfavored or even ruled out.

引用

页码：197 / 203

页数：7

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