2002/11/27 by Sean G. Ryan, Ryan, Sean G.
Physics and Astronomy · #Astronomy and Astrophysical Research #Astrophysics (astro-ph) #Astrophysics and Star Formation Studies #FOS: Physical sciences #Stellar, planetary, and galactic studies #astro-ph
paper · pdf · doi:10.48550/arxiv.astro-ph/0211608
4 pages including 1 figure. Conference proceedings for "CNO in the Universe", St Luc, Switzerland, 10-14 September 2002 C. Charbonnel, D. Schaerer & G. Meynet (eds) ASP Conference Series
arxiv created 2002/11/27 · openalex publication_date 2002/11/27 · arxiv updated 2009/12/01 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28
A significant fraction of very metal-poor stars have unexpectedly high carbon abundances. I recap on their discovery, describe the results of high-resolution spectroscopic studies of their composition, and consider possible origins. It is now clear that at least two, and possibly three different explanations are needed for their general characteristics.