Spectroscopy of 64 K red giants

Based on high-resolution spectra obtained with the MIKE spectrograph on the Magellan telescopes, we present detailed elemental abundances for 20 red giant stars in the outer...本研究基于搭载于麦哲伦望远镜（Magellan telescopes）上的MIKE光谱仪（MIKE spectrograph）所获取的高分辨率光谱，报道了20颗位于外……的红巨星（red giant stars）的详细元素丰度。