Radial-velocity of the young alpha-rich stars

Determining ages of stars for reconstructing the history of the Milky Way remains one of the most difficult tasks in astrophysics. This involves knowing when it is possible to...为重建银河系演化历史而测定恒星年龄，仍是天体物理学领域中最为艰巨的任务之一。这意味着需要明确何时能够开展……