155 citations · 894 across the 30 of their papers we have counts for
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astro-ph.CO2013★ 21 cited
Bispectrum from open inflation
Kazuyuki Sugimura, Eiichiro Komatsu
We calculate the bispectrum of primordial curvature perturbations, ζ, generated during "open inflation." Inflation occurs inside a bubble nucleated via quantum tunneling from the b…
hep-th2013★ 1 cited
In-in formalism on tunneling background: multi-dimensional quantum mechanics
Kazuyuki Sugimura
We reformulate quantum tunneling in a multi-dimensional system where the tunneling sector is non-linearly coupled to oscillators. The WKB wave function is explicitly constructed un…