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Gravity Indicators in DB White Dwarfs

Published online by Cambridge University Press:  12 April 2016

D.T. Wickramasinghe*
Affiliation:
Royal Observatory, Edinburgh, U.K.

Abstract

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Theoretical helium line spectra in the wavelength region λλ 3000-6000Å are presented and possible spectroscopic gravity indicators are discussed. The feasibility of using spectrum synthesis techniques for the analysis of DB white dwarfs is investigated.

Type
Colloquium Session I
Copyright
Copyright © The University of Rochester 1979

References

Barnard, A.J., Cooper, J. and Shamey, L.J., 1969, Ast. Astrophys., 1., 28 Google Scholar
Barnard, A.J., Cooper, J., and Smith, E.W., 1974, J. Quant. Rad. Transfer, 14, 1025 Google Scholar
Bues, I., 1970, Astron. and Astrophys., 7, 91 Google Scholar
Griem, H., 1968, Ap.J., 154, 1111 Google Scholar
Griem, H., 1974, Spectral Line Broadening by Plasmas (Academic Press)Google Scholar
Liebert, J., 1977, Ap.J., 214, 446 Google Scholar
Liebert, J., Beaver, E.A., Robertson, J.W., and Strittmatter, P.A., 1976, Ap.J. Letts, 204, L119 Google Scholar
Shipman, H.L., 1972, Ap.J., 177, 723 Google Scholar
Shipman, H.L., 1979, Ap.J., 228, 240 Google Scholar
Shipman, H.L., Greenstein, J.L., and Boksenberg, A., 1977, A.J., 82, 480 Google Scholar
Wickramasinghe, D.T., 1972, Mem. Roy. Ast. Soc., 76, 129 Google Scholar
Wickramasinghe, D.T., and Strittmatter, P.A., 1970, Mon. Not. Roy. Ast. Soc., 150, 435 Google Scholar
Wickramasinghe, D.T., and Whelan, J., 1977., Mon. Not. Roy. Ast. Soc., 178, 11P Google Scholar