Metal-poor stars from SDSS/SEGUE. I Unevolved stars
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We present elemental abundances for eight unevolved extremely metal-poor (EMP) stars with T_eff_>5500K, among which seven have [Fe/H]{<}-3.5. The sample is selected from...
本研究报道了8颗有效温度（T_eff）大于5500K的未演化极贫金属（extremely metal-poor, EMP）恒星的元素丰度，其中7颗的金属丰度[Fe/H]小于-3.5。该样本选自……
