135 citations · 984 across the 46 of their papers we have counts for
Showing 2020Show all
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astro-ph.CO2020★ 30 cited
Primordial Rotating Black Holes
J. A. de Freitas Pacheco, Joseph Silk
Primordial black holes formed in an early post-inflation matter-dominated epoch during preheating provide a novel pathway for a source of the dark matter that utilizes known physic…
astro-ph.GA2020
Supermassive Black Holes in the Early Universe
José Antonio de Freitas Pacheco
The discovery of high redshift quasars represents a challenge to the origin of supermassive black holes. Here, two evolutionary scenarios are considered. The first one concerns mas…