Nature Communications (Sep 2022)

Optical quantum super-resolution imaging and hypothesis testing

  • Ugo Zanforlin,
  • Cosmo Lupo,
  • Peter W. R. Connolly,
  • Pieter Kok,
  • Gerald S. Buller,
  • Zixin Huang

DOI
https://doi.org/10.1038/s41467-022-32977-8
Journal volume & issue
Vol. 13, no. 1
pp. 1 – 9

Abstract

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Estimating the angular separation between two incoherent sources below the diffraction limit is challenging. Hypothesis testing and quantum state discrimination techniques are used to super-resolve sources of different brightness with a simple optical interferometer.