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19982009
most citedThe X-ray Properties of the Most-Luminous Quasars from the Sloan Digital Sky Survey

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astro-ph2006★ 233 cited

The Hard X-ray Spectral Slope as an Accretion-Rate Indicator in Radio-Quiet Active Galactic Nuclei

Ohad Shemmer, W. N. Brandt, Hagai Netzer +2

We present new XMM-Newton observations of two luminous and high accretion-rate radio-quiet active galactic nuclei (AGNs) at z~2. Together with archival X-ray and rest-frame optical…