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astro-ph2000★ 44 cited
An XMM-Newton detection of the z=5.80 X-ray weak quasar SDSSp J104433.04-012502.2
W. N. Brandt, M. Guainazzi, S. Kaspi +5
We report on an XMM-Newton observation of the most distant known quasar, SDSSp J104433.04-012502.2, at z=5.80. We have detected this quasar with high significance in the rest-frame…
astro-ph2000★ 120 cited
X-ray Sources in the Hubble Deep Field Detected by Chandra
A. E. Hornschemeier, W. N. Brandt, G. P. Garmire +11
We present first results from an X-ray study of the Hubble Deep Field North (HDF-N) and its environs obtained using 166 ks of data collected by the Advanced CCD Imaging Spectromete…