3 papers
hep-ph2025
QCD-Collapsed Domain Walls: QCD Phase Transition and Gravitational Wave Spectroscopy
Yang Bai, Ting-Kuo Chen, Mrunal Korwar
For a discrete symmetry that is anomalous under QCD, the domain walls produced in the early universe from its spontaneous breaking can naturally annihilate due to QCD instanton eff…
astro-ph.CO2025
Late-forming black holes and the antiproton, gamma-ray, and anti-helium excesses
Mrunal Korwar, Stefano Profumo
Black holes long-lived enough to be the dark matter have temperatures below the MeV. Since Hawking evaporation is a quasi-thermal process, no GeV emission is predicted to be produc…
hep-ph2024
Radioactivity of Quark Nuggets
Yang Bai, Mrunal Korwar
Quark nuggets , as Fermionic non-topological solitons, could have their mass per baryon smaller than ordinary nuclei and behave as exotic nuclei with different relations of…