The Hamburg/ESO R-process Enhanced Star Survey (HERES) I. Project description, and discovery of two stars with strong enhancements of neutron-capture elements

Date

2004

Authors

Christlieb, Norbert
Beers, Timothy C
Barklem, Paul S
Bessell, Michael
Hill, V
Holmberg, Johan
Korn, A J
Marstellar, B
Mashonkina, L
Qian, Y-Z

Journal Title

Journal ISSN

Volume Title

Publisher

Springer

Abstract

We report on a dedicated effort to identify and study metal-poor stars strongly enhanced in r-process elements ([r/Fe] > 1 dex; hereafter r-II stars), the Hamburg/ESO R-process Enhanced Star survey (HERES). Moderate-resolution (∼2 Å) follow-up spectros

Description

Keywords

Keywords: Absorption; Astronomy; Chronometers; Isotopes; Neutrons; Spectroscopy; Statistical methods; Abundance-stars; Abundances-galaxy; Halo; Population II; Surveys-stars; Galaxies Galaxy: abundances; Galaxy: halo; Stars: abundances; Stars: population II; Surveys

Citation

Source

Astronomy and Astrophysics

Type

Journal article

Book Title

Entity type

Access Statement

License Rights

DOI

10.1051/0004-6361:20041536

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