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The abundance distribution of [α/Fe] in the Galactic disk stars

Published online by Cambridge University Press:  06 January 2014

Ji Li  and
Ruijuan Fu
Ji Li
Affiliation:
College of Physics and Information Engineering, Hebei Normal University, Shijiazhaung 050024, P. R. China email: [email protected]
Ruijuan Fu
Affiliation:
College of Physics and Information Engineering, Hebei Normal University, Shijiazhaung 050024, P. R. China email: [email protected]
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Abstract

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The abundance ratio [α/Fe] is a useful tracer to probe the history of star formation and the chemical evolution of the Galaxy. We present a statistical analysis of [α/Fe] in 953 dwarf stars to investigate the distributions of [α/Fe] in the the thin- and thick-disk stars.

Keywords

Galaxy: diskstars: abundancesstars: kinematicsstars: fundamental parameters
Type
Contributed Papers
Information
Proceedings of the International Astronomical Union , Volume 9 , Symposium S298: Setting the scene for Gaia and LAMOST , May 2013 , pp. 419 - 420
Copyright
Copyright © International Astronomical Union 2014 

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