X射线亮度正常银河系天体的本质
天体物理学
2007-05-23 v1
摘要
Chandra和XMM-Newton等硬X射线选中源的多波段观测显著改善了我们对硬X射线背景中负责天体的认识。一个意想不到的发现是发现一类在2-10 keV的X射线flux约为10^{-14} erg cm^{-2} s^{-1}时，光学沉默、X射线亮度较高的银河系天体。我们呈现了在XMM-Newton和Chandra观测场域中偶然发现的几类天体的多波段观测初步结果，并在更长的波段进行深入研究。
引用
@article{arxiv.astro-ph/0203019,
title = {On the nature of X-ray Bright Optically Normal galaxies},
author = {A. Comastri and M. Brusa and P. Ciliegi and M. Mignoli and F. Fiore and R. Maiolino and P. Severgnini and A. Baldi and S. Molendi and C. Vignali and F. La Franca and G. Matt and G. C. Perola},
journal= {arXiv preprint arXiv:astro-ph/0203019},
year = {2007}
}
备注
6 pages, 6 figures. Oral contribution to "New Visions of the X-ray Universe in the XMM-Newton and Chandra Era", 26-30 November 2001, ESTEC, The Netherlands