Julien LESGOURGUES (.pdf)

Post-WMAP Post WMAP (1 st
st yr
2) one isocurvature + adiabatic :
⇒ implications for
slow-roll double inflation
V = ½ m 1 2 φ1 2 + ½ m2 2 φ2 2
R = m 1 / m 2 > 1
yr) ) bounds
{α , β , cos∆ , n ad , n is , n cor } functions of { R , θ k , s
}
n cor ≈ 0 and
φ 1
θ
s e-folds
before
the end
φ 2