软伽马射线 Galactic 辐射中点源的贡献
天体物理学
2007-05-23 v1
摘要
软伽马射线 (20-200 keV) Galactic 辐射的性质长期以来一直是争议的话题。以往的实验尝试将点源贡献与真正星际辐射分离,但空间分辨率较差,得出结论星际辐射可能占总体 Galactic 辐射的很大比例。INTEGRAL 拥有高分辨率和高灵敏度,非常适合更精确地重新评估此问题。利用 INTEGRAL 核心计划 Galactic Center Deep Exposure (GCDE),我们估计了检测到的点源对总 Galactic 通量的贡献。
引用
@article{arxiv.astro-ph/0405207,
title = {Contribution of point sources to the soft gamma-ray Galactic emission},
author = {Regis Terrier and Francois Lebrun and Guillaume Belanger and Andrea Goldwurm and Andrew W. Strong and Volker Schoenfelder and Laurent Bouchet and Jean-Pierre Roques and Arvind Parmar},
journal= {arXiv preprint arXiv:astro-ph/0405207},
year = {2007}
}
备注
Proceedings of the 5th INTEGRAL Workshop, Munich 16-20 February 2004. ESA SP-552