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hep-th2023
The Petz (lite) recovery map for scrambling channel
Yasuaki Nakayama, Akihiro Miyata, Tomonori Ugajin
We study properties of the Petz recovery map in chaotic systems, such as the Hayden-Preskill setup for evaporating black holes and the SYK model. Since these systems exhibit the ph…
hep-th2023
Mixed boundary conditions and Double-trace like deformations in Celestial holography and Wedge-like holography
Machiko Fukada, Akihiro Miyata
According to the AdS/CFT dictionary, adding a relevant double-trace deformation to a holographic CFT action is dual to imposing mixed Neumann/Dirichlet boundary conditi…