Nature Communications (Jun 2021)

Room temperature electrically pumped topological insulator lasers

  • Jae-Hyuck Choi,
  • William E. Hayenga,
  • Yuzhou G. N. Liu,
  • Midya Parto,
  • Babak Bahari,
  • Demetrios N. Christodoulides,
  • Mercedeh Khajavikhan

DOI
https://doi.org/10.1038/s41467-021-23718-4
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 7

Abstract

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Topological insulator lasers offer robustness and efficiency due to their unique properties but usually require cryogenic temperatures or optical pumping. Here the authors demonstrate an electrically pumped topological insulator laser operating at room temperature.