Abstract
The current status of the theory of non-radial oscillations of white dwarfs and hydrogen shell-burning degenerate stars, in the linear, quasi-adiabatic approximation, is reviewed. Relevant aspects of the thermal structure of such stars are summarized, and several problem areas requiring further investigation are identified. Among the most interesting and important of these are the question of the existence of g modes in white dwarfs; the nature of the excitation mechanisms for non-radial oscillations; the possibility of tidal excitation; the problem of mode-coupling between pulsations and convection; and the question of the effects of a solid, crystallizing core.
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Van Horn, H.M. (1976). Non-Radial Oscillations of Degenerate Dwarfs: A Theoretical Review. In: Fitch, W.S. (eds) Multiple Periodic Variable Stars. Astrophysics and Space Science Library, vol 60. Springer, Dordrecht. https://doi.org/10.1007/978-94-010-1175-4_14
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DOI: https://doi.org/10.1007/978-94-010-1175-4_14
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