Curvaton Scenario · Second Field, First Seeds
unseel.com · spectator field · post-inflation · CMB ripples
ζ 0
fNL
phase
Inflaton (drives expansion)
Curvaton σ (spectator)
Radiation ρ ∝ a⁻⁴
CMB perturbation ζ
Unseel.com · The Curvaton Scenario