Back to Search Start Over

Abundances of Four Ultra--Metal-Deficient Stars

Authors :
Timothy C. Beers
Ruth C. Peterson
John E. Norris
Source :
The Astrophysical Journal. 415:797
Publication Year :
1993
Publisher :
American Astronomical Society, 1993.

Abstract

High-resolution echelle spectra have been obtained for four of the extremely metal-deficient stars from the HK objective-prism/interference-filter survey of Beers, Preston, and Shectman. Model atmosphere analysis shows that the abundances of these objects lie in the range -4.2

Subjects

Subjects :
Nuclear reaction
Physics
Astronomy
Astronomy and Astrophysics
Astrophysics
Abundance of the chemical elements
Spectral line
Metal
Stars
Space and Planetary Science
Nucleosynthesis
visual_art
visual_art.visual_art_medium
Spectroscopy

Details

ISSN :
15384357 and 0004637X
Volume :
415
Database :
OpenAIRE
Journal :
The Astrophysical Journal
Accession number :
edsair.doi...........2357cab08888398cfa29e6bd96115e92
Full Text :
https://doi.org/10.1086/173202
Full Text Access
View/download PDF

Tools

Authors Abstract Subjects Details