Nature Communications (Nov 2021)

Fast wide-field upconversion luminescence lifetime thermometry enabled by single-shot compressed ultrahigh-speed imaging

  • Xianglei Liu,
  • Artiom Skripka,
  • Yingming Lai,
  • Cheng Jiang,
  • Jingdan Liu,
  • Fiorenzo Vetrone,
  • Jinyang Liang

DOI
https://doi.org/10.1038/s41467-021-26701-1
Journal volume & issue
Vol. 12, no. 1
pp. 1 – 9

Abstract

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Photoluminescence lifetime imaging of upconverting nanoparticles is useful for optical thermometry, but is limited for dynamic samples. Here, the authors present a wide-field and single shot approach based on compressive sensing, for video-rate upconversion temperature sensing of moving samples.