The authors map the localization transition in a helical Aubry-André model versus helical hopping strength and range N, using a geometric Binder cumulant from polarization amplitudes to locate the critical potential.
Resta, Quantum-mechanical position operator in ex- tended systems, Phys
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Authors characterize the MBL crossover via many-body quantum metric and localization parameter, extracting a localization length from wavefunction spread measurable by the metric.
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Localization Transitions in a Half-Filled Helical Aubry-Andr\'e Model
The authors map the localization transition in a helical Aubry-André model versus helical hopping strength and range N, using a geometric Binder cumulant from polarization amplitudes to locate the critical potential.
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Characterizing the Many Body Localization Crossover as a Metal-Insulator Transition: Localization length from Polarization and Quantum Metric
Authors characterize the MBL crossover via many-body quantum metric and localization parameter, extracting a localization length from wavefunction spread measurable by the metric.