Gravitational Waves and Primordial Black Holes produced by Dark Meta Stable Vacuum Decay
The episode discusses the paper "Gravitational Waves and Primordial Black Holes produced by Dark Meta Stable Vacuum Decay." Hosts analyze how minimal dark sector interaction leads to a clean gravitational wave signal. They cover constraints from N eff, which limits energy release and PBH formation, and discuss sophisticated modeling of bubble wall collisions using AI to predict a distinctive infrared spectral tail.