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quant-ph2026
Large deviations in quantum dynamics and complexity
Xiangyu Cao, Jorge Kurchan
We study three definitions of large deviation in many-body quantum dynamics: (i) via the full distribution of an extensive observable, (ii) via the distribution of measurement outc…
quant-ph2024
Designs via Free Probability
Michele Fava, Jorge Kurchan, Silvia Pappalardi
Unitary Designs have become a vital tool for investigating pseudorandomness since they approximate the statistics of the uniform Haar ensemble. Despite their central role in quantu…