Nature Communications (Apr 2022)

Kerr reversal in Josephson meta-material and traveling wave parametric amplification

  • Arpit Ranadive,
  • Martina Esposito,
  • Luca Planat,
  • Edgar Bonet,
  • Cécile Naud,
  • Olivier Buisson,
  • Wiebke Guichard,
  • Nicolas Roch

DOI
https://doi.org/10.1038/s41467-022-29375-5
Journal volume & issue
Vol. 13, no. 1
pp. 1 – 9

Abstract

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Demonstration of phase matching mechanism in Josephson traveling wave parametric amplifiers involving in-situ sign reversal of Kerr nonlinearity opens up experimental possibilities in the framework of microwave quantum optics.