Astronomy and Astrophysics – Astrophysics
Scientific paper
2008-06-24
2008 J. Phys.: Conf. Ser. 131 012042
Astronomy and Astrophysics
Astrophysics
5 pages, 3 figures, submitted to "The Universe under the Microscope - Astrophysics at High Angular Resolution", Bad Honnef, Ge
Scientific paper
10.1088/1742-6596/131/1/012042
The physical nature of the X-ray/radio correlation of AGN is still an unsolved question. High angular resolution observations are necessary to disentangle the associated energy dynamics into nuclear and stellar components. We present MERLIN/EVN 18cm observations of 13 X-raying AGN. The sample consists of Seyfert 1, Narrow Line Seyfert 1, and LINER-like galaxies. We find that for all objects the radio emission is unresolved and that the radio luminosities and brightness temperatures are too high for star formation to play an important role. This indicates that the radio emission in these sources is closely connected to processes that occur in the vicinity of the central massive black hole, also where the X-ray emission is believed to originate in.
Eckart Andreas
Fischer Sebastian
Zuther Jens
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