Nature Communications (Sep 2021)

On-chip terahertz isolator with ultrahigh isolation ratios

  • Shixing Yuan,
  • Liao Chen,
  • Ziwei Wang,
  • Wentao Deng,
  • Zhibo Hou,
  • Chi Zhang,
  • Yu Yu,
  • Xiaojun Wu,
  • Xinliang Zhang

DOI
https://doi.org/10.1038/s41467-021-25881-0
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 8

Abstract

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Nonreciprocal devices are crucial in scientific research and practical applications at all frequencies. Here the authors demonstrate an integrated terahertz optical isolator based on the magneto-optical effect in a nonreciprocal resonator.