71 citations · 293 across the 15 of their papers we have counts for
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gr-qc2019★ 71 cited
Constant roll and primordial black holes
Hayato Motohashi, Shinji Mukohyama, Michele Oliosi
The constant-roll inflation with small positive value of the constant-roll parameter has been known to produce a slightly red-tilted cu…
gr-qc2019★ 7 cited
On the absence of conformally flat slicings of the Kerr spacetime
Antonio de Felice, François Larrouturou, Shinji Mukohyama +1
This work investigates the possibility of achieving a conformally flat slicing of the Kerr spacetime. We consider a hypersurface of the form , where are t…