257 citations · 2.2k across the 81 of their papers we have counts for
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Is Trans-Planckian Censorship a Swampland Conjecture?
Ryo Saito, Satoshi Shirai, Masahito Yamazaki
During an accelerated expansion of the Universe, quantum fluctuations of sub-Planckian size can be stretched outside the horizon and be regarded effectively classical. Recently, it…
Is Gravity the Weakest Force?
Satoshi Shirai, Masahito Yamazaki
It has recently been suggested that "gravity is the weakest force" in any theory with a suitable UV completion within quantum gravity. One formulation of this statement is the scal…
Phenomenological Consequences of the Refined Swampland Conjecture
Hajime Fukuda, Ryo Saito, Satoshi Shirai +1
We discuss phenomenological consequences of the recently-introduced refinements of the de Sitter swampland conjecture. The conjecture constraints the first and the second derivativ…