Abstract

view Abstract Citations (60) References (43) Co-Reads Similar Papers Volume Content Graphics Metrics Export Citation NASA/ADS Very low luminosity active galaxies and the X-ray background. Elvis, M. ; Soltan, A. ; Keel, W. C. Abstract The properties of very low luminosity active galactic nuclei are not well studied, and, in particular, their possible contribution to the diffuse X-ray background is not known. In the present investigation, an X-ray luminosity function for the range from 10 to the 39th to 10 to the 42.5th ergs/s is constructed. The obtained X-ray luminosity function is integrated to estimate the contribution of these very low luminosity active galaxies to the diffuse X-ray background. The construction of the X-ray luminosity function is based on data obtained by Keel (1983) and some simple assumptions about optical and X-ray properties. Publication: The Astrophysical Journal Pub Date: August 1984 DOI: 10.1086/162330 Bibcode: 1984ApJ...283..479E Keywords: Active Galaxies; Cosmic X Rays; Galactic Nuclei; H Alpha Line; Luminosity; Spiral Galaxies; X Ray Sources; Active Galactic Nuclei; Background Radiation; Bivariate Analysis; Heao 2; Quasars; Seyfert Galaxies; Astrophysics full text sources ADS | data products SIMBAD (15) NED (15)

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