159 citations · 1.6k across the 48 of their papers we have counts for
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hep-th2013★ 39 cited
Multi-field G-inflation
Tsutomu Kobayashi, Norihiro Tanahashi, Masahide Yamaguchi
We propose a multi-field extension of (generalized) G-inflation, based on covariant multi-galileons and their generalization preserving second-order field equations. We compute the…
gr-qc2013★ 77 cited
What happens at the horizon(s) of an extreme black hole?
Keiju Murata, Harvey S. Reall, Norihiro Tanahashi
A massless scalar field exhibits an instability at the event horizon of an extreme black hole. We study numerically the nonlinear evolution of this instability for spherically symm…