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New analysis of Wolf-Rayet infrared lines

Published online by Cambridge University Press:  07 August 2017

P.R.J. Eenens  and
P. M. Williams
P.R.J. Eenens
Affiliation:
Institute de Astronomía, UNAM, Apartado Postal 877, Ensenada, B.C., Mexico
P. M. Williams
Affiliation:
Royal Observatories, Edinburgh EH9 3HJ, United Kingdom

Abstract

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New infrared spectra of Wolf-Rayet stars are analysed to derive C/He abundance ratios and ionization ratios. These ratios are discussed in relation with subtype, terminal velocity and local metallicity. They are compared with the predictions of evolutionary models.

Keywords

stars: Wolf-Rayetevolutionatmospheres
Type
Session II - Model atmospheres for single Wolf-Rayet stars
Information
Symposium - International Astronomical Union , Volume 163: Wolf-Rayet Stars: Binaries, Colliding Winds, Evolution , 1995 , pp. 156 - 157
Copyright
Copyright © Kluwer 1995 

References

Eenens, P.R. J., Williams, P.M., Wade, R. 1991, MNRAS 252, 300 Google Scholar
Eenens, P.R. J., Williams, P.M. 1992, MNRAS 255, 227 Google Scholar
Eenens, P.R.J., Williams, P.M. 1994, MNRAS in press Google Scholar
Hummer, D.G., Barlow, M.J., Storey, P.J. 1982, in: de Loore, C. & Willis, A.J. (eds.), Wolf-Rayet Stars: Observations, Physics, Evolution, Proc. IAU Symp. No. 99 (Dordrecht: Reidel), p. 79 Google Scholar
van der Hucht, K.A., Hidayat, B., Admiranto, A.G., Supelli, K.R., Doom, C. 1988, A&A 199, 217 Google Scholar
Meynet, G., Maeder, A., Schaller, G., Schaerer, D., Charbonnel, C. 1994, A&A Suppl. 103, 97 Google Scholar
Maeder, A. 1992, A&A 264, 105 Google Scholar
Schaller, G., Schaerer, D., Meynet, G., Maeder, A. 1992, A&A Suppl. 96, 269 Google Scholar
Williams, P.M., van der Hucht, K.A., Bouchet, P., Spoelstra, T.A.Th., Eenens, P.R.J., Geballe, T.R., Kidger, M.R., Churchwell, E.B. 1992, MNRAS 258, 461 Google Scholar