277 citations · 1k across the 23 of their papers we have counts for
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hep-th2014★ 9 cited
Homogeneous Instantons in Bigravity
Ying-li Zhang, Misao Sasaki, Dong-han Yeom
We study homogeneous gravitational instantons, conventionally called the Hawking-Moss (HM) instantons, in bigravity theory. The HM instantons describe the amplitude of quantum tunn…
astro-ph.CO2014★ 26 cited
Scalar suppression on large scales in open inflation
Jonathan White, Ying-li Zhang, Misao Sasaki
We consider two toy models of open inflation and investigate their ability to give a suppression of scalar power on large scales whilst also satisfying observational constraints on…