Communications Physics (Sep 2021)

Optical detection of the susceptibility tensor in two-dimensional crystals

  • Zhemi Xu,
  • Davide Ferraro,
  • Annamaria Zaltron,
  • Nicola Galvanetto,
  • Alessandro Martucci,
  • Luzhao Sun,
  • Pengfei Yang,
  • Yanfeng Zhang,
  • Yuechen Wang,
  • Zhongfan Liu,
  • Joshua D. Elliott,
  • Margherita Marsili,
  • Luca Dell’Anna,
  • Paolo Umari,
  • Michele Merano

DOI
https://doi.org/10.1038/s42005-021-00711-3
Journal volume & issue
Vol. 4, no. 1
pp. 1 – 8

Abstract

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Experimental testing of the expected linear optical anisotropy of 2D crystals, arising from their finite thickness, have so far been complicated by substrate contributions. Here, immersion of monolayer samples in a low-refractive-index polymer allows more accurate determination of their optical constants.