Elemental Abundance Ratios in Stars of the Outer Galactic Disk. III. Cepheids

Yong, David; Carney, B W; Teixera de Almeida, M.L.; Pohl, B.L.

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.

Elemental Abundance Ratios in Stars of the Outer Galactic Disk. III. Cepheids

Date

2006

Authors

Yong, David

Carney, B W

Teixera de Almeida, M.L.

Pohl, B.L.

Publisher

University of Chicago Press

Abstract

We present metallicities, [Fe/H], and elemental abundance ratios, [X/Fe], for a sample of 24 Cepheids in the outer Galactic disk based on high-resolution echelle spectra. The sample members have galactocentric distances covering 12 kpc ≤ RGC ≤ 17.2 kp