Energy distribution of individual quasars from far-UV to X-rays: I. Intrinsic UV hardness and dust opacities

Sinhue A. R. Haro-Corzo, Luc Binette, Yair Krongold +4

Using Chandra and HST archival data, we have studied the individual Spectral Energy Distribution (SED) of 11 quasars. All UV spectra show a spectral break around 1100A. 5 X-ray spe…