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Helium-Rich Stellar Atmosphere Models for B Stars

Published online by Cambridge University Press:  12 April 2016

Andrew P. Odell  and
Stephen A. Voels
Andrew P. Odell
Affiliation:
Institute for Astronomy , University of ViennaTuerkenschanzstrasse 17 A-1180 Vienna, Austria
Stephen A. Voels
Affiliation:
Joint Institute for Laboratory Astrophysics , University of ColoradoBoulder, CO 80309USA

Abstract

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The hydrogen and helium line equivalent widths from stellar atmosphere models for early B stars are presented. The models, which range in helium number fraction from 0.10 to 0.85, result from the non-LTE statistical equilibrium code of Mihalas.

Type
VI Intermediate Helium Stars
Information
International Astronomical Union Colloquium , Volume 87: Hydrogen Deficient Stars and Related Objects , 1985 , pp. 297 - 300
Copyright
Copyright © Reidel 1986

References

Abbott, D.C., and Hummer, D.G. 1985, Ap. J. 294, 286.Google Scholar
Mihalas, D. 1972, Non-LTE Atmospheres for B and O Stars (NCAR-TN/STR-76).Google Scholar