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Oxygen abundances in metal-poor subgiants as determined from [O I], O I and OH lines

Date

Authors

Garcia Perez, A E

Asplund, Martin

Primas, Francesca

Nissen, Poul E

Gustafsson, Bengt

Publisher

Springer

Abstract

The debate on the oxygen abundances of metal-poor stars has its origin in contradictory results obtained using different abundance indicators. To achieve a better understanding of the problem we have acquired high quality spectra with the Ultraviolet and

Keywords

Keywords: Galaxies; Infrared devices; Oxygen; Phase equilibria; Signal to noise ratio; Spectrographs; Spectrum analyzers; Thermodynamic properties; Ultraviolet devices; Line: formation; Stars: abundances; Stars: atmospheres; Stars: population II; Astrophysics Galaxy: evolution; Line: formation; Stars: abundances; Stars: atmospheres; Stars: population II

URI

http://hdl.handle.net/1885/28011

Collections

ANU Research Publications

Source

Astronomy and Astrophysics

Type

Journal article

DOI

10.1051/0004-6361:20053181