Nature Communications (Feb 2019)

Observation of parity-time symmetry breaking transitions in a dissipative Floquet system of ultracold atoms

  • Jiaming Li,
  • Andrew K. Harter,
  • Ji Liu,
  • Leonardo de Melo,
  • Yogesh N. Joglekar,
  • Le Luo

DOI
https://doi.org/10.1038/s41467-019-08596-1
Journal volume & issue
Vol. 10, no. 1
pp. 1 – 7

Abstract

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Ultracold atoms provide controllable platforms to study many quantum mechanical phenomena. Here the authors use noninteracting fermions of ultracold Li atoms with tunable time‐periodic dissipation or coupling to demonstrate the breaking and restoration of parity‐time symmetry.