Non-KAM classical chaos topology for electrons in superlattice minibands determines the inter-well quantum transition rates

Abstract We investigate the quantum-classical correspondence for a particle tunnelling through a periodic superlattice structure with an applied bias voltage and an additional tilted harmonic oscillator potential. We show that the quantum mechanical tunnelling rate between neighbouring quantum wells...

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Bibliographic Details
Main Authors: F. Wang, M. T. Greenaway, A. G. Balanov, T. M. Fromhold
Format: Article
Language:English
Published: Nature Portfolio 2024-03-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-024-52351-6