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Abundance Distributions of the Heavy Element in Metal-poor Stars HD 203608 and HD 211998
Pages: 3-6
Year: Issue:  1
Journal: Publications of the Yunnan Observatoty

Keyword:  贫金属星 金属丰度 重元素 丰度;
Abstract: 根据贫金属星个别重元素丰度的观测值和太阳系重核素的r过程和s过程分量的丰度分布,计算了贫金属星HD203608和HD211998的重元素丰度并与观测进行了比较。结果表明,太阳系纯r过程和s过程元素丰度均不能拟合出这二颗样品星的丰度观测值,而应同时考虑r过程和s过程的贡献
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