NAOC Open IR
中等贫金属星高分辨率光谱分析ii化学元素丰度
邱红梅; 赵刚; 仲佳勇
2002
Source Publication天文学报
ISSN0001-5245
Volume43Issue:3Pages:257
Abstract在第1篇论文的基础上,确定了样本星的恒星大气参数,得到这些星中9种元素的丰度。讨论了各种元素丰度随Fe/H的变化。平均的Na/Fe~ -0.01 dex,接近于太阳丰度。α元素Si和Ca具有几乎相同的丰度模式,而Ti/Fe弥散较大,但三者均有随Fe/H的减小而增加的趋势。铁峰元素V、Cr、Ni在不同丰度处有较大的弥散,Cr/Fe在所有样本星中均表现超丰;而Mn/Fe却明显过贫,且随金属丰度的增加而增加。
Language英语
Document Type期刊论文
Identifierhttp://ir.bao.ac.cn/handle/114a11/48609
Collection中国科学院国家天文台
Affiliation中国科学院国家天文台
First Author AffilicationNational Astronomical Observatories, Chinese Academy of Sciences
Recommended Citation
GB/T 7714
邱红梅,赵刚,仲佳勇. 中等贫金属星高分辨率光谱分析ii化学元素丰度[J]. 天文学报,2002,43(3):257.
APA 邱红梅,赵刚,&仲佳勇.(2002).中等贫金属星高分辨率光谱分析ii化学元素丰度.天文学报,43(3),257.
MLA 邱红梅,et al."中等贫金属星高分辨率光谱分析ii化学元素丰度".天文学报 43.3(2002):257.
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