Spin-down of He-rich CP stars

24 Apr 2023, 17:50
15m
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Speaker

Mr Xia Zeťo (Department of Theoretical Physics and Astrophysics, Masaryk University, Brno, Czech republic)

Description

About 10 % of upper main sequence stars, classified as chemically peculiar (CP) stars have anomalous abundance of chemical elements on their surface layers. A subgroup of hot CP stars with strong abundance of helium have not only a stellar wind, but also a strong magnetic field. The spin-down of these stars is probably caused by angular momentum loss through their magnetic stellar wind.

Author

Mr Xia Zeťo (Department of Theoretical Physics and Astrophysics, Masaryk University, Brno, Czech republic)

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