Revealing powerful obscured AGN through the X-ray background
The identity of the source of the cosmic X-ray background (XRB) radiation above a few keV has been a mystery for the past 40 years. After the cosmic microwave background was found to have a spectral shape very close to that of a blackbody, it came to be accepted that some kind of discrete sources mu...
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University of Cambridge
2002
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Online Access: | http://ethos.bl.uk/OrderDetails.do?uin=uk.bl.ethos.599297 |