Communications Physics (Jan 2022)

Non-linear coherent perfect absorption in the proximity of exceptional points

  • Suwun Suwunnarat,
  • Yaqian Tang,
  • Mattis Reisner,
  • Fabrice Mortessagne,
  • Ulrich Kuhl,
  • Tsampikos Kottos

DOI
https://doi.org/10.1038/s42005-021-00782-2
Journal volume & issue
Vol. 5, no. 1
pp. 1 – 7

Abstract

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Coherent perfect absorption allows control of light, with wide ranging applications. Here, this concept is experimentally implemented in the presence of non-linearities, where the formation of a self-induced exceptional point coherent perfect absorption mechanism is identified.