Nature Communications (May 2021)

The limits of near field immersion microwave microscopy evaluated by imaging bilayer graphene moiré patterns

  • Douglas A. A. Ohlberg,
  • Diego Tami,
  • Andreij C. Gadelha,
  • Eliel G. S. Neto,
  • Fabiano C. Santana,
  • Daniel Miranda,
  • Wellington Avelino,
  • Kenji Watanabe,
  • Takashi Taniguchi,
  • Leonardo C. Campos,
  • Jhonattan C. Ramirez,
  • Cássio Gonçalves do Rego,
  • Ado Jorio,
  • Gilberto Medeiros-Ribeiro

DOI
https://doi.org/10.1038/s41467-021-23253-2
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 6

Abstract

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Here, the authors image twisted bilayer graphene using scanning microwave imaging microscopy, revealing structures with sizes down to 1 nm. They show that is possible by using spontaneously forming nanoscale water menisci that concentrates the microwave fields in small regions.