Microcanonical windows on quantum operators

Abstract

We discuss the construction of a microcanonical projection WOW of a quantum operator O induced by an energy window filter W, its spectrum, and the retrieval of canonical many-time correlations from it.

18 pages, 4 figures. Updated version

References in corpus (4)

• Thermalization and its mechanism for generic isolated quantum systems
• Chaos, Complexity, and Random Matrices
• Cleaning large correlation matrices: tools from random matrix theory
• Thermal out-of-time-order correlators, KMS relations, and spectral functions

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• Classical periodic trajectories and quantum scars in many-spin systems
• Eigenstate Thermalization Hypothesis and Random Matrix Theory Universality in Few-Body Systems