60 citations · 60 across the 1 of their papers we have counts for
Showing astro-phShow all
2 papers · 1 filter
astro-ph2006★ 60 cited
The Unified Model of Active Galactic Nuclei: I. Non-hidden Broad Line Region Seyfert 2 and Narrow Line Seyfert 1 Galaxies
E. -P Zhang, J. -M. Wang
The unified model of Seyfert galaxies suggests that there are hidden broad-line regions (HBLRs) in Seyfert 2 galaxies (S2s). However, there is increasing evidence for the appearanc…
astro-ph2005
Evolutionary Consequences of Dusty Tori in Active Galactic Nuclei
J. -M. Wang, E. P. Zhang, B. Luo
Deep surveys of {\em Chandra} and {\em HST} (Hubble Space Telescope) show that active galactic nucleus (AGN) populations are changing with hard X-ray luminosities. This arises an i…