Location of Repository

spectrum of hard X-ray selected QSOs.

By G. C. Stewart, I. Georgantopoulos, R. E. Griffiths, B. J. Boyle and T. Shanks

Abstract

It has been almost 40 years since Giacconi et al. (1962) discovered the X-ray Background (XRB), the first cosmic background detected. Nevertheless its origin is still not fully understood. At a flux limit of ∼ 10 −15 erg cm −2 s −1 70 −80 % o

Year: 2008
OAI identifier: oai:CiteSeerX.psu:10.1.1.316.1332
Provided by: CiteSeerX
Download PDF:
Sorry, we are unable to provide the full text but you may find it at the following location(s):
  • http://citeseerx.ist.psu.edu/v... (external link)
  • http://arxiv.org/pdf/astro-ph/... (external link)
  • Suggested articles


    To submit an update or takedown request for this paper, please submit an Update/Correction/Removal Request.