The AGN Population in Nearby Galaxies

Mercedes Filho, Peter Barthel, Luis Ho

Research output: Contribution to journalArticleAcademic

1 Citation (Scopus)
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Abstract

In order to determine the incidence of black hole accretion-driven nuclear activity in nearby galaxies, we have compiled radio data for the LINERs, composite LINER,/Hn and Seyfert galaxies from a complete magnitude-limited sample of bright nearby galaxies (Palomar sample). Our results show an overall radio detection rate of 54% (22% of all bright nearby galaxies) and we estimate that at least ~50% (~20% of all bright nearby galaxies) are true AGN. By comparing the radio luminosity function of the LINERs, composite LINER/Hll and Seyferts galaxies in the Palomar sample with those of selected moderate-redshift AGN, we fhd that our sources naturally extend the radio luminosity function of powerful AGN down to powers of about 10 times that of Sgr A*.
Original languageEnglish
Pages (from-to)342-348
Number of pages7
JournalJournal of Physics, Conference Series
Volume54
DOIs
Publication statusPublished - 1-Dec-2006

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