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An X-ray surprise in a magnetic pulsator

Published online by Cambridge University Press:  23 January 2015

Yaël Nazé
Yaël Nazé*
Affiliation:
FNRS/ULg, Dept AGO, Allée du 6 Août 17, B5C, 4000-Liège, Belgium email: [email protected]
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Abstract

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ξ1 CMa is a rare β Cep star with a strong magnetic field. To gain new insight on this object, a dedicated campaign using XMM-Newton was performed. These data reveal a new type of variations, X-ray pulsations, posing a new challenge to our understanding of stellar winds.

Keywords

stars: early-typestars: oscillationsX-rays: starsstars: individual (ξ1 CMa)
Type
Contributed Papers
Information
Proceedings of the International Astronomical Union , Volume 9 , Issue S307: New windows on massive stars: asteroseismology, interferometry, and spectropolarimetry , June 2014 , pp. 455 - 456
Copyright
Copyright © International Astronomical Union 2015 

References

Nazé, Y., Oskinova, L. M., & Gosset, E. 2013, ApJ 763, 143CrossRefGoogle Scholar
Oskinova, L. M., Nazé, Y., Todt, H., et al. 2014, Nature Communications 5, 4024CrossRefGoogle Scholar