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The hard X-ray spectrum of soft X-ray-selected AGN

✍ Scribed by M. J. Page


Publisher
John Wiley and Sons
Year
1998
Tongue
English
Weight
646 KB
Volume
298
Category
Article
ISSN
0035-8711

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Unconventional AGN in hard X-ray surveys
✍ A. Comastri; M. Brusa; M. Mignoli; The Hellas2xmm Team πŸ“‚ Article πŸ“… 2003 πŸ› John Wiley and Sons 🌐 English βš– 187 KB πŸ‘ 2 views

## Abstract Extensive programs of follow–up observations of hard X–ray selected sources have unambiguously revealed that the sources of the X–ray background are characterized by an extremely large dispersion in their optical magnitude and spectroscopic classification. Here we present the results of