Can beating between different dynamo modes explain multiple magnetic cycles in solar - type stars

Autor: Simoniello R., Karoff C., Metcalfe T. S.
Jazyk: angličtina
Rok vydání: 2015
Předmět:
Zdroj: EPJ Web of Conferences, Vol 101, p 06058 (2015)
Druh dokumentu: article
ISSN: 2100-014X
DOI: 10.1051/epjconf/201510106058
Popis: Stellar magnetic activity can be characterized by a chaotic, multiple or single cycle behavior. Sometimes cyclic activity can be interrupted by a flat behavior. The mechanism that produce such a diverse behavior in stellar atmosphere is a matter of debate. We decided to address this issue by investigating the properties of a sample of 40 stars with high quality cycles, selected from the original data provided by the Mount Wilson Observatory. This sample contains stars with single and secondary cycles, whose secondary periods are longer or shorter than the primary cycle.
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