Foreground removal of 21 cm fluctuation with multifrequency fitting

来源 :天文和天体物理学研究：英文版 | 被引量 : 0次 | 上传用户：houjinlei11

【摘要】

：

The 21 centimeter (21cm) line emission from neutral hydrogen in the intergalactic medium (IGM) at high redshifts is strongly contaminated by foreground sources

【作者】

：

Li-Ping He

【机构】

：

NationalAstronomicalObservatories,GraduateUniversityofChineseAcademyofSciences

【出处】

：

天文和天体物理学研究：英文版

【发表日期】

：

2009年6期

【关键词】

：

脉动探测器观测方法中性氢频率空间 cosmology； theory observations diffuse radiation -- method

【基金项目】

：

Acknowledgements I would like to thank Xiang-Ping Wu, Quan Guo, Huan-Yuan Shan and Xiao-Chun Mao for helpful comments and discussions. I also wish to thank Hui-Hai He for a careful reading of the draf

下载到本地 , 更方便阅读

下载此文赞助VIP

声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架

论文部分内容阅读

The 21 centimeter (21cm) line emission from neutral hydrogen in the intergalactic medium (IGM) at high redshifts is strongly contaminated by foreground sources such as the diffuse Galactic synchrotron emission and free-free emission from the Galaxy, as we

其他文献

A note on the discovery of a 2M_⊙ pulsar

It is conventionally thought that the state equation of dense matter softens and thus cannot result in high maximum mass if pulsars are quark stars and that a r

期刊

脉冲星状态方程夸克物质夸克星致密物质传统思想重子密度空间范围dense matter — elementary particles — puls

Foreground removal of 21 cm fluctuation with multifrequency fitting

其他学术论文