Nature Communications (Feb 2022)

Spatially resolved fluorescence of caesium lead halide perovskite supercrystals reveals quasi-atomic behavior of nanocrystals

  • Dmitry Lapkin,
  • Christopher Kirsch,
  • Jonas Hiller,
  • Denis Andrienko,
  • Dameli Assalauova,
  • Kai Braun,
  • Jerome Carnis,
  • Young Yong Kim,
  • Mukunda Mandal,
  • Andre Maier,
  • Alfred J. Meixner,
  • Nastasia Mukharamova,
  • Marcus Scheele,
  • Frank Schreiber,
  • Michael Sprung,
  • Jan Wahl,
  • Sophia Westendorf,
  • Ivan A. Zaluzhnyy,
  • Ivan A. Vartanyants

DOI
https://doi.org/10.1038/s41467-022-28486-3
Journal volume & issue
Vol. 13, no. 1
pp. 1 – 10

Abstract

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By utilizing spatially resolved fluorescence (-lifetime) measurements and high precision X-ray nanodiffraction, the authors correlate the influence of structural misalignment and fluorescence (-lifetime) properties of all-inorganic CsPbX3 (X– = Br–, Cl–) perovskite superlattices.