Nature Communications (May 2022)

Direct and real-time observation of hole transport dynamics in anatase TiO2 using X-ray free-electron laser

  • Sang Han Park,
  • Abhishek Katoch,
  • Keun Hwa Chae,
  • Sanjeev Gautam,
  • Piter Miedema,
  • Sang Wan Cho,
  • Minseok Kim,
  • Ru-Pan Wang,
  • Masoud Lazemi,
  • Frank de Groot,
  • Soonnam Kwon

DOI
https://doi.org/10.1038/s41467-022-30336-1
Journal volume & issue
Vol. 13, no. 1
pp. 1 – 9

Abstract

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Direct and real-time observation of the excess holes in an element-specific and energylevel-specific manner is a challenging task. Here the authors present a complete hole dynamics of photo-excited anatase TiO2 with 100 femto-second resolution.