Higher-order OTOCs in Luttinger liquids map exactly onto the partition function of a non-Hermitian Harper model and become parametrically small up to seventh order for moderate interactions, mimicking k-design behavior.
et al., Information scrambling in quantum circuits, Science 374 (2021) 1479 [https://www.science.org/doi/pdf/10.1126/science.abg5029]
2 Pith papers cite this work, alongside 292 external citations. Polarity classification is still indexing.
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Reviews the many-body semiclassical propagator and its use in explaining quantum chaos phenomena such as spectral correlations, eigenstate morphology, weak localization, and out-of-time-order correlators in indistinguishable particle systems.
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Mimicry of chaos and $k$-design in higher order OTOCs of Luttinger liquids
Higher-order OTOCs in Luttinger liquids map exactly onto the partition function of a non-Hermitian Harper model and become parametrically small up to seventh order for moderate interactions, mimicking k-design behavior.
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Quantum chaos in many-body systems of indistinguishable particles
Reviews the many-body semiclassical propagator and its use in explaining quantum chaos phenomena such as spectral correlations, eigenstate morphology, weak localization, and out-of-time-order correlators in indistinguishable particle systems.