3 papers
hep-ph2026
Baryon Asymmetry from Electroweak-Symmetric Domain Walls
Jacopo Azzola, Oleksii Matsedonskyi, Andreas Weiler
We investigate electroweak baryogenesis from domain walls with electroweak-symmetric cores moving through the electroweak-broken plasma. In the thick-wall regime, CP-violating semi…
hep-ph2026
Inverse Electroweak Baryogenesis
Jacopo Azzola, Oleksii Matsedonskyi, Andreas Weiler
We propose a mechanism for baryogenesis in which the baryon asymmetry is generated as an equilibrium response of weak sphalerons in a region where electroweak sphaleron transitions…
hep-ph2025
Minimal Electroweak Baryogenesis via Domain Walls
Jacopo Azzola, Oleksii Matsedonskyi, Andreas Weiler
The Standard Model extended by a real scalar singlet with an approximate symmetry offers a minimal framework for realizing electroweak baryogenesis (EWBG) during…