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Cambridge University Press (CUP), Proceedings of the International Astronomical Union, S238(2), p. 59-64, 2006

DOI: 10.1017/s1743921307004693

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X-ray emission properties of BLAGN in the XMM-2dF Wide Angle Survey

Journal article published in 2006 by S. Mateos ORCID, M. G. Watson, J. A. Tedds, F. J. Carrera, M. Page, A. Corral
This paper was not found in any repository, but could be made available legally by the author.
This paper was not found in any repository, but could be made available legally by the author.

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Abstract

AbstractWe present the preliminary results of the X-ray spectral analysis of one of the largest samples of X-ray selected BLAGN assembled so far from the XMM-2dF Wide Angle Survey. The sample, with 641 spectroscopically identified BLAGN, provides a unique resource to carry out a statistical analysis of the emission properties of these objects over a broad range of X-ray luminosities and redshifts. The X-ray spectra of the majority of the objects were best fitted with a power law with a near constant mean spectral photon index. No obvious trend of this spectral parameter with X-ray luminosity or redshift was found.We measured the mean photon index of our objects to be ∼1.96 ± 0.05 with an intrinsic dispersion σ=0.22±0.03. X-ray absorption was detected in ∼8% of the sources, with no preferred luminosity or redshift and having typical values of the absorbing column density ≤1022cm−2.

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