Nature Communications (Sep 2022)

Excitonic Bloch–Siegert shift in CsPbI3 perovskite quantum dots

  • Yuxuan Li,
  • Yaoyao Han,
  • Wenfei Liang,
  • Boyu Zhang,
  • Yulu Li,
  • Yuan Liu,
  • Yupeng Yang,
  • Kaifeng Wu,
  • Jingyi Zhu

DOI
https://doi.org/10.1038/s41467-022-33314-9
Journal volume & issue
Vol. 13, no. 1
pp. 1 – 8

Abstract

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Observation of a Bloch-Siegert shift has remained elusive. Here, Wu et al, reports spin-selective Bloch-Siegert shift in lead halide perovskite quantum dots, and highlights the importance of many-body interactions in correctly modeling the shift.