67 citations
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Showing 2018Show all
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astro-ph.SR2018★ 5 cited
Study of the abundance features of the metal-poor star HD 94028
Wanqiang Han, Lu Zhang, Guochao Yang +2
Recent work has found that the metal-poor star HD 94028 shows interesting abundance features. The s-process material (e.g., Ba, La, Ce, and Pb) and r-process material (e.g., Eu, Os…
astro-ph.SR2018
Formation of the Abundance Boundaries of the Heavier Neutron-capture Elements in Metal-poor Stars
Guochao Yang, Hongjie Li, Nian Liu +5
The abundance scatter of heavier r-process elements (Z > 56) relative to Fe ([r/Fe]) in metal-poor stars preserves excellent information of the star formation history and provides…