NUCLEOSYNTHESIS CONSTRAINTS ON AN EXTENDED JORDAN-BRANS-DICKE THEORY

被引:60
作者
DAMOUR, T
GUNDLACH, C
机构
[1] CNRS,OBSERV PARIS,DEPT ASTROPHYS RELATIV & COSMOL,F-92195 MEUDON,FRANCE
[2] UNIV CAMBRIDGE,DEPT APPL MATH & THEORET PHYS,CAMBRIDGE CB3 9EW,ENGLAND
来源
PHYSICAL REVIEW D | 1991年 / 43卷 / 12期
关键词
D O I
10.1103/PhysRevD.43.3873
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
In a natural extension of the Jordan-Brans-Dicke theory the scalar field can couple much more strongly to dark than to visible matter. New limits on the coupling constants of the model are obtained from standard big-bang nucleosynthesis.
引用
收藏
页码:3873 / 3877
页数:5
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