First stars X. The nature of three unevolved carbon-enhanced metal-poor stars

2006/08/04 by T. Sivarani, T. C. Beers, P. Bonifacio +15 · 4 citations
Physics and Astronomy · #Abundance (ecology) #Astronomy and Astrophysical Research #Astrophysics and Star Formation Studies #Carbon star #Galactic nuclei #Galaxy #Stars #Stellar evolution #Stellar, planetary, and galactic studies #astro-ph

paper · pdf · doi:10.1051/0004-6361:20065440

A&A accepted 08/07/2006

arxiv created 2006/08/04 · openalex publication_date 2006/08/04 · arxiv updated 2009/12/01 · openalex created_date 2016/06/24 · openalex updated_date 2026/08/05

Abstract

Context.On the order of 20% of the very metal-poor stars in the Galaxy exhibit large carbon enhancements. It is important to establish which astrophysical sites and processes are responsible for the elemental abundance patterns of this early Galactic population.

Citations

• Is HE 0107−5240 A Primordial Star? The Characteristics of Extremely Metal‐Poor Carbon‐Rich Stars
• The Oxygen Abundance of HE 1327-2326
• Nucleosynthetic signatures of the first stars
• Evolution of Asymptotic Giant Branch Stars
• Oxygen Overabundance in the Extremely Iron‐poor Star CS 29498‐043
• The Two Micron All Sky Survey (2MASS)
• Neutron Capture Elements ins‐Process–Rich, Very Metal‐Poor Stars
• First stars VI – Abundances of C, N, O, Li, and mixing in extremely metal-poor giants. Galactic evolution of the light elements
• A Subaru/High Dispersion Spectrograph Study of Lead (Pb) Abundances in Eights‐Process Element–rich, Metal‐poor Stars
• First Stars II. Elemental abundances in the extremely metal-poor star CS 22949–037

Cited by

• NEUTRON-CAPTURE NUCLEOSYNTHESIS IN THE FIRST STARS
• First stars XII. Abundances in extremely metal-poor turnoff stars, and comparison with the giants
• CARBON-ENHANCED METAL-POOR STARS IN THE INNER AND OUTER HALO COMPONENTS OF THE MILKY WAY
• NLTE strontium abundance in a sample of extremely metal poor stars and the Sr/Ba ratio in the early Galaxy