2 papers
hep-ph2025
Unified Gas Heating Constraints on Extended Dark Matter Compact Objects
TaeHun Kim, Philip Lu, Volodymyr Takhistov
We present the first unified constraints on a broad class of extended dark matter compact objects (EDCOs) from interstellar gas heating. These include axion stars, Q-balls, axion m…
astro-ph.CO2024
Primordial Black Hole Reformation in the Early Universe
Taehun Kim, Philip Lu
Primordial black holes (PBH) can arise in a wide range of scenarios, from inflation to first-order phase transitions. Light PBHs, such as those produced during preheating, in bounc…