242 citations · 3.5k across the 87 of their papers we have counts for
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hep-th2024
Cutting rule for in-in correlators and cosmological collider
Yohei Ema, Kyohei Mukaida
We derive a cutting rule for equal-time in-in correlators including cosmological correlators based on Keldysh basis, which decomposes diagrams into fully retarded functions a…
hep-th2022★ 3 cited
Understanding anomalous particle production in massless QED via time-varying angle
Yu Hamada, Ryuichiro Kitano, Ryutaro Matsudo +1
The Maxwell equations imply that, under the background of non-zero , varying term produces . An interesting example is the…
hep-th2017★ 71 cited
False Vacuum Decay Catalyzed by Black Holes
Kyohei Mukaida, Masaki Yamada
False vacuum states are metastable in quantum field theories, and true vacuum bubbles can be nucleated due to the quantum tunneling effect. It was recently suggested that an evapor…