The most metal-poor stars in the galaxy

被引:0
|
作者
Font, A. S. [1 ]
机构
[1] Wesleyan Univ, Van Vleck Observ, Middletown, CT 06459 USA
关键词
D O I
10.1051/eas:2007029
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The most metal-poor stars provide important constraints on a number of problems, including the modeling of the early stages of galaxy assembly, the nature of first stars and the reionization. I present here numerical results on the distribution of rnetal-poor stars in stellar halos formed in a Lambda CDAM cosmology. I then discuss the results in light of current observational data of very metal-poor stars in the halos of Milky Way. Andromeda and neighboring dwarf galaxies.
引用
收藏
页码:209 / 214
页数:6
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