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Lithium in Am and δ Del Stars

Published online by Cambridge University Press:  12 April 2016

C. Burkhart ,
M. Lunel ,
M.F. Coupry  and
C. Van’t Veer
C. Burkhart
Affiliation:
Observatoire de Lyon 69230-St Genis-Laval-, FRANCE
M. Lunel
Affiliation:
Observatoire de Lyon 69230-St Genis-Laval-, FRANCE
M.F. Coupry
Affiliation:
Institut d’Astrophysique98 bis Bd Arago 75014- Paris -, FRANCE
C. Van’t Veer
Affiliation:
Institut d’Astrophysique98 bis Bd Arago 75014- Paris -, FRANCE

Abstract

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High-resolution observations of the doublet LiI-6707 A were made to study the abundance of lithium in a sample of Am, δDel, and reference stars. It is found that Am and δDel stars may be underabundant, normal or overabundant in lithium (normal Li abundance meaning log NLi = 3.0 with log NH = 12).

Type
Section IV - Non-Magnetic CP and Related Stars
Information
International Astronomical Union Colloquium , Volume 90: Upper Main Sequence Stars with Anomalous Abundances , 1986 , pp. 447 - 450
Copyright
Copyright © Reidel 1986

References

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