Nature Communications (Sep 2019)

Broadband on-chip single-photon spectrometer

  • Risheng Cheng,
  • Chang-Ling Zou,
  • Xiang Guo,
  • Sihao Wang,
  • Xu Han,
  • Hong X. Tang

DOI
https://doi.org/10.1038/s41467-019-12149-x
Journal volume & issue
Vol. 10, no. 1
pp. 1 – 7

Abstract

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Single photon devices are needed for many future technologies, but resolving the color of single photons in a compact architecture is still a challenge. The authors present a broadband, chip-scale spectrometer for measuring single photon wavelengths from 600 to 2000 nm with no moving parts.