WIND VARIABILITY IN O-TYPE STARS

被引:0
|
作者
HENRICHS, HF
KAPER, L
NICHOLS, JS
机构
[1] CTR HIGH ENERGY ASTROPHYS, 1098 SJ AMSTERDAM, NETHERLANDS
[2] COMP SCI CORP, SCI PROGRAMS, LANHAM, MD 20706 USA
关键词
D O I
暂无
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
The search for the cause of the discrete absorption components (DACs) in P Cygni profiles in UV spectra of O stars continues: pulsation, rotation and magnetic fields are probably all in various degrees important. We highlight some key observations which show that DACs start close to the stellar surface, and emphasize the possible role of localized magnetic fields (which are still to be detected).
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页码:517 / 529
页数:13
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