Absorption properties and evolution of active galactic nuclei

2008/08/02 by G. Hasinger · 8 citations
Physics and Astronomy · #Absorption (acoustics) #Absorption spectroscopy #Active galactic nucleus #Astronomy and Astrophysical Research #Astrophysical Phenomena and Observations #Galaxies: Formation, Evolution, Phenomena #Identification (biology) #Molecular absorption #Quasar #Sample (material) #astro-ph

paper · pdf · doi:10.1051/0004-6361:200809839

18 pages, 11 figures, A&A (in press)

arxiv created 2008/08/02 · openalex publication_date 2008/09/11 · arxiv updated 2009/12/01 · openalex created_date 2016/06/24 · openalex updated_date 2026/08/05

Abstract

Aims. Intrinsic absorption is a fundamental physical property for understanding the evolution of active galactic nuclei (AGN). Here we study a sample of 1290 AGN, selected in the 2–10 keV band from different flux-limited surveys with very high optical identification completeness.

Citations

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• Activity of the Seyfert galaxy neighbours
• Clustering, cosmology and a new era of black hole demographics– II. The conditional luminosity functions of Type 2 and Type 1 active galactic nuclei
• THE SPATIAL CLUSTERING OFROSATALL-SKY SURVEY ACTIVE GALACTIC NUCLEI. IV. MORE MASSIVE BLACK HOLES RESIDE IN MORE MASSIVE DARK MATTER HALOS
• The XMM deep survey in the CDF-S II. a 9-20 keV selection of heavily obscured active galaxies at z>1.7
• THE LABOCA SURVEY OF THE EXTENDED CHANDRA DEEP FIELD SOUTH: TWO MODES OF STAR FORMATION IN ACTIVE GALACTIC NUCLEUS HOSTS?
• Observing Supermassive Black Holes Across Cosmic Time: From Phenomenology to Physics
• The Chandra-COSMOS survey – IV. X-ray spectra of the bright sample
• Luminosity-dependent unification of active galactic nuclei and the X-ray Baldwin effect