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Study of the HeI λ4471 line-profile of Be stars(*)

Published online by Cambridge University Press:  26 May 2016

D. Ballereau ,
J. Chauville ,
A. Garcia  and
J. Zorec
D. Ballereau
Affiliation:
Observatoire de Paris-Meudon - 92195 Meudon, France
J. Chauville
Affiliation:
Observatoire de Paris-Meudon - 92195 Meudon, France
A. Garcia
Affiliation:
Institut d'Astrophysique de Paris - 98bis, Bd. Arago, 75014 Paris, France
J. Zorec
Affiliation:
Institut d'Astrophysique de Paris - 98bis, Bd. Arago, 75014 Paris, France

Abstract

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In this paper we study the veiling effect and the strength of an extra emission-like component filling partially the HeI λ4471 line of Be stars. It is shown that this component is roughly correlated with the emission in the continuum and in the Hγ line.

Type
5. Be Stars: Spectroscopy and Photometry
Information
Symposium - International Astronomical Union , Volume 162: Pulsation, Rotation and Mass Loss in Early-Type Stars , 1994 , pp. 259 - 260
Copyright
Copyright © Kluwer 1994 

References

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Stoeckley, T.R., Mihalas, D.: 1973, Limb Darkening and Rotation Broadening of HeI and MgII Line Profiles in Early-Type Stars , NCAR-TN/STR-84 Google Scholar
Waelkens, C.: 1990, in Wilson, L.A. and Stalio, R., ed(s)., Angular Momentum and Mass Loss for Hot Stars , Kluwer Acad. Publ., 235 Google Scholar