Nature Communications (Jul 2021)

Experimental observation of topological Z2 exciton-polaritons in transition metal dichalcogenide monolayers

  • Mengyao Li,
  • Ivan Sinev,
  • Fedor Benimetskiy,
  • Tatyana Ivanova,
  • Ekaterina Khestanova,
  • Svetlana Kiriushechkina,
  • Anton Vakulenko,
  • Sriram Guddala,
  • Maurice Skolnick,
  • Vinod M. Menon,
  • Dmitry Krizhanovskii,
  • Andrea Alù,
  • Anton Samusev,
  • Alexander B. Khanikaev

DOI
https://doi.org/10.1038/s41467-021-24728-y
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 10

Abstract

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In this work light and matter have been coupled in a strong interaction between exciton resonances and topological photonic bands. The authors herein demonstrate a Z2 spin-Hall topological polaritonic phase enabling new coupling schemes in valleytronics and spintronics.