Magnetic activity in early-type stars?

被引:0
|
作者
Schmitt, JHMM [1 ]
Groote, D [1 ]
Czesla, S [1 ]
机构
[1] Hamburger Sternwarte, D-21029 Hamburg, Germany
关键词
stars activity; coronae; magnetic fields; X-rays stars;
D O I
暂无
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
Magnetic Activity is traditionally considered to be restricted to late-type stars with outer convective envelopes. In these stars dynamo action is thought to lead to magnetic field generation and subsequent activity phenomena. We present a number of enigmatic X-ray observations of early-type stars with strong magnetic fields and X-ray detections. While traditionally low-mass companions are held responsible for the observed X-ray emissions, we argue that a more plausible explanation for the observed emission properties is an association with the early-type non-convective star.
引用
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页码:943 / 946
页数:4
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