2 papers
astro-ph.HE2025
Padé Approximants for cosmic Dispersion Measures
Marios Kalomenopoulos, Jiaming Zhuge
Fast Radio Bursts (FRBs) have become an indispensable tool for studying the ``missing baryons'', the Universe's ionisation properties, as well as the cosmological parameters. This…
astro-ph.GA2025
Hawking Radiation from non-evaporating primordial black holes cannot enable the formation of direct collapse black holes
Jonathan Regan, Marios Kalomenopoulos, Kelly Kosmo O'Neil
The formation of supermassive black holes (SMBHs) in the early Universe is a subject of significant debate. In this study, we examine whether non-evaporating primordial black holes…