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Quantum ratchet in two-dimensional semiconductors with Rashba spin-orbit interaction
Ratchet is a device that produces direct current of particles when driven by an unbiased force. We demonstrate a simple scattering quantum ratchet based on an asymmetrical quantum tunneling effect in two-dimensional electron gas with Rashba spin-orbit interaction (R2DEG). We consider the tunneling o...
Main Authors: | , , |
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Format: | Online Article Text |
Language: | English |
Published: |
Nature Publishing Group
2015
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Subjects: | |
Online Access: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4297965/ https://www.ncbi.nlm.nih.gov/pubmed/25598490 http://dx.doi.org/10.1038/srep07872 |