On the Baldwin effect of He II emission lines in WR (WN) stars

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van Gent, J. I.; Lamers, H. J. G. L. M.; de Koter, A.; Morris, P. W.;
(2001)
  • Publisher: EDP Sciences
  • Subject:
    arxiv: Astrophysics::Galaxy Astrophysics | Astrophysics::Cosmology and Extragalactic Astrophysics | Astrophysics::High Energy Astrophysical Phenomena | Astrophysics::Earth and Planetary Astrophysics | Astrophysics::Solar and Stellar Astrophysics

We investigate the relation between the equivalent width of He ii emission lines and the monochromatic continuum luminosity at the line wavelength in the spectra of Wolf-Rayet stars. Model stellar atmospheres and spectra are used to show that the equivalent width invers... View more
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