ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] Active galactic nuclei (AGN) are generally accepted to be powered by the release of gravitational energy in a compact accretion disk surrounding a massive black hole,; such disks are also thought necessary to collimate the powerful radio jets seen in some AGN. The unifying classification ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/388852a0
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