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hep-ph2023
The Cosmological Dynamics of String Theory Axion Strings
Joshua N. Benabou, Quentin Bonnefoy, Malte Buschmann +2
The quantum chromodynamics (QCD) axion may solve the strong CP problem and explain the dark matter (DM) abundance of our Universe. The axion was originally proposed to arise as the…
hep-ph2023
Finite Bubble Statistics Constrain Late Cosmological Phase Transitions
Gilly Elor, Ryusuke Jinno, Soubhik Kumar +2
We consider first order cosmological phase transitions (PT) happening at late times, below Standard Model (SM) temperatures GeV. The inherently stochastic nat…