Examinando por Autor "Matteuzzi M."

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    The true nature of HE 0057-5959, the most metal-poor, Li-rich star
    (EDP Sciences, 2024-09) Mucciarelli A.; Bonifacio P.; Monaco L.; Salaris M.; Matteuzzi M.
    The Li-rich stars are a class of rare objects with a surface lithium abundance, A(Li), that exceeds that of other stars in the same evolutionary stage. The origin of these stars is still debated, and valuable routes to look at include the Cameron-Fowler mechanism, a mass-Transfer process in a binary system, or the engulfment of rocky planets or brown dwarfs. Metal-poor ([Fe/H]