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quant-ph2026
Fisher Glasses: Tail-Certified Quantum Metrology in Quenched Environments
El Mustapha Mansouri, Keigo Arai
Quantum metrological advantage is certified by averaged Fisher responses: contrast, susceptibility, or quantum Fisher information (QFI). This fails in quenched sensors, where slow…
quant-ph2026
Crystallographic Symmetry Generates Phononic Holonomic Gates with Biased-Erasure Channels
El Mustapha Mansouri, Keigo Arai
Solid-state processors require control layers whose errors are legible to quantum-error-correction decoders. We show that crystallographic symmetry can provide such a layer in stra…