Abstract
Asteroseismology relies on accurate mode identification. High-resolution spectroscopy allows to detect such crucial information as the pulsational degree ℓ, the azimuthal number m, and pulsation amplitudes, directly from time series of observations. The advantage of high-resolution spectroscopy over standard photometric techniques is that not only pulsational temperature variations can be detected, but also the pulsational velocity field, yielding valuable extra information. In this paper I review the mode-identification methods that have been developed over the last decades, with emphasis on the application to hot main-sequence stars.
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Telting, J. (2003). High-Resolution Spectroscopy for Pulsation-Mode Identification. In: Thompson, M.J., Cunha, M.S., Monteiro, M.J.P.F.G. (eds) Asteroseismology Across the HR Diagram. Springer, Dordrecht. https://doi.org/10.1007/978-94-017-0799-2_13
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DOI: https://doi.org/10.1007/978-94-017-0799-2_13
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