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gr-qc2024
Primordial black holes: formation, spin and type II
Tomohiro Harada
Primordial black holes (PBHs) may have formed through the gravitational collapse of cosmological perturbations that were generated and stretched during the inflationary era, later…
gr-qc2024
Spin of Primordial Black Holes from Broad Power Spectrum: Radiation Dominated Universe
Indra Kumar Banerjee, Tomohiro Harada
We perform a study to obtain the initial spin or the nondimensional Kerr parameter of primordial black holes (PBHs) created during the radiation dominated phase of the univ…