The oxygen versus sodium (anti)correlation(S) in ω Cen

D'Antona, Francesca; D'Ercole, A; Marino, Anna; Milone, Antonino; Ventura, P; Vesperini, E

Cultural advice

The Australian National University acknowledges, celebrates and pays our respects to the Ngunnawal and Ngambri people of the Canberra region and to all First Nations Australians on whose traditional lands we meet and work, and whose cultures are among the oldest continuing cultures in human history.

Aboriginal and Torres Strait Islander peoples are advised that ANU Library collections may include images, names, voices, and other representations of deceased persons.

Material in the collection may contain terms, language or views that reflect the period in which the item was created and may be considered inappropriate today.

The oxygen versus sodium (anti)correlation(S) in ω Cen

Date

2011

Authors

D'Antona, Francesca

D'Ercole, A

Marino, Anna

Milone, Antonino

Ventura, P

Vesperini, E

Publisher

IOP Publishing

Abstract

Recent examination of large samples of ω Cen giants shows that, as in mono-metallic globular clusters, sodium versus oxygen anticorrelation is present within each subset of stars with iron content in the range -1.9 ≲ [Fe/H] ≲ -1.3. These findings sug