Role of chiral quantum Hall edge states in nuclear spin polarization
Quantum Hall phases in two-dimensional systems have chiral edges, along which electrons propagate in one direction without backscattering. Here, the authors use nuclear magnetic resonance to demonstrate how chiral modes establish dynamical nuclear polarization in a quantum Hall ferromagnet.
Main Authors: | , , , , , |
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Format: | Article |
Language: | English |
Published: |
Nature Portfolio
2017-04-01
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Series: | Nature Communications |
Online Access: | https://doi.org/10.1038/ncomms15084 |