2 papers
astro-ph.CO2025
Realistic Oscillon Interactions
Angela Xue, Kyle Chen, Baylee Verzyde +2
Oscillons are long-lived nonlinear pseudo-solitonic configurations of scalar fields and many plausible inflationary scenarios predict an oscillon-dominated phase in the early unive…
astro-ph.CO2023
Post-inflationary structure formation boosted by parametric self-resonance
Benedikt Eggemeier, Peter Hayman, Jens C. Niemeyer +1
The post-inflationary Universe can pass through a long epoch of effective matter-dominated expansion. This era may allow for both the parametric amplification of initial fluctuatio…