Compact radio cores: from the first blac
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H. Falcke; E. KΓΆrding; N.M. Nagar
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Article
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2004
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Elsevier Science
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English
β 531 KB
One of the clearest signs of black hole activity is the presence of a compact radio core in the nuclei of galaxies. While in the past the focus had been on the few bright and relativistically beamed sources, new surveys now show that essentially all black holes produce compact radio emission that ca