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Spectroscopic investigation of selected lambda Boo - type stars

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MOLENDA-ZAKOWICZ Joanna GRAY JRichard O. CORBALLY Christopher J. MURPHY Simon J. CHOJNOWSKI Drew HASSELQUIST Sten NIEMCZURA Ewa PAUNZEN Ernst KOEN Chris

Rok publikování 2018
Druh Článek ve sborníku
Konference XXXVIII POLISH ASTRONOMICAL SOCIETY MEETING
Fakulta / Pracoviště MU

Přírodovědecká fakulta

Citace
www https://ui.adsabs.harvard.edu/abs/2018pas7.conf..201M/abstract
Klíčová slova Lambda Boo stars
Popis We present the first results of our programme of high-resolution, high signal-to-noise spectroscopic observations of selected lambda Boo stars. Observations acquired in the framework of this project will be used to derive the relative abundances of chemical elements on the surface of the star. This information then will be used in detailed asteroseismic analysis aiming to answer the long-standing question whether the lambda Boo stars are peculiar only on the surface or throughout the whole star. This research may also help us to address larger problems of star formation and evolution, and gain insights into planet formation and planet - debris disk interaction.

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