He弱星HR2949的磁性
太阳与恒星天体物理
2015-05-20 v1
摘要
在He弱星HR2949中发现了磁场和旋转谱线轮廓变化。从金属线测量的磁场以明显的非正弦方式变化,并且相对于形态相似的HeI等值宽度变化显示出相位滞后。表面丰度模式强烈且复杂,甚至在氢线中也可见。
引用
@article{arxiv.1009.3509,
title = {Magnetism of the He-weak star HR2949},
author = {Th. Rivinius and G. Wade and R. H. D. Townsend and M. Shultz and J. Grunhut and O. Stahl and the MiMeS Collaboration},
journal= {arXiv preprint arXiv:1009.3509},
year = {2015}
}
备注
2 pages, 1 figure, IAUS 272 - Active OB Stars: Structure, Evolution, Mass Loss and Critical Limits