28 citations · 28 across the 1 of their papers we have counts for
3 papers
astro-ph.GA2009★ 28 cited
The HELLAS2XMM Survey. XII. The infrared/sub-millimeter view of an X-ray selected Type 2 quasar at z=2
C. Vignali, F. Pozzi, J. Fritz +11
We present multi-wavelength observations (from optical to sub-millimeter, including Spitzer and SCUBA) of H2XMMJ 003357.2-120038 (also GD158_19), an X-ray selected, luminous narrow…
astro-ph2004
An XMM-Newton observation of Ark 120: the X-ray spectrum of a `bare' Seyfert 1 nucleus
S. Vaughan, A. C. Fabian, D. R. Ballantyne +3
We report on a long (100 ks) XMM-Newton observation of the bright Seyfert 1 galaxy Arakelian 120. The source previously showed no signs of intrinsic reddening in its infrared-ultra…
astro-ph2003
Close and distant reprocessing media in Mkn509 studied with BeppoSAX
A. De Rosa, L. Piro, G. Matt +1
We present the broad band analysis of two BeppoSAX observations of the Sy 1 Mkn509. In 2000 the source was in a typical flux state, F{2-10keV}=2.7x10^{-11}erg cm^{-2} s^{-1}, while…