New light on stellar abundance analyses: Departures from LTE and homogeneity.

Asplund, Martin

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New light on stellar abundance analyses: Departures from LTE and homogeneity.

Date

2005

Authors

Asplund, Martin

Publisher

Annual Reviews Inc

Abstract

The information on the chemical compositions of stars encoded in their spectra plays a central role in contemporary astrophysics. Stellar element abundances are, however, not observed: to decipher the spectral fingerprints in terms of abundances requires