In the paper, titled «Rapid formation of massive black holes in close proximity to embryonic protogalaxies,» he argues that the ancient supermassive black holes could not have formed through the conventional method of accretion of gas. (ibtimes.com)
Kinney is an expert in extragalactic astronomy and has published 80 papers in refereed journals on quasars, blazars, active galaxies and normal galaxies, and signatures of accretion disks in active galaxies. (keckobservatory.org)
These radio sources had radio emission so concentrated that they had to come from material in accretion disks orbiting supermassive black holes (more on galactic black holes). (solstation.com)