Browsing Faculty of Arts and Sciences by Keyword "NAB0205+024"

Now showing items 1-1 of 1

    • ASCA observations of two steep soft X-ray quasars 

      Fiore, F.; Matt, G.; Cappi, M.; Elvis, Martin S.; Leighly, K. M.; Nicastro, F.; Piro, L.; Siemiginowska, Aneta L.; Wilkes, Belinda Jane (Oxford University Press (OUP), 1998)
      Steep soft X-ray (0.1-2 keV) quasars share several unusual properties: narrow Balmer lines, strong FeII emission, large and fast X-ray variability, rather steep 2-10 keV spectrum. These intriguing objects have been suggested ...