Nature Communications (Jul 2020)

Observation of topological transport quantization by dissipation in fast Thouless pumps

  • Zlata Fedorova,
  • Haixin Qiu,
  • Stefan Linden,
  • Johann Kroha

DOI
https://doi.org/10.1038/s41467-020-17510-z
Journal volume & issue
Vol. 11, no. 1
pp. 1 – 10

Abstract

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Topological quantized transport has been limited to slow varying potentials. Here, the authors report that a topological band structure and associated quantized transport can be restored by non-Hermitian Floquet engineering at a driving frequency as large as the system’s band gap.