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NONLINEAR OPTICS

Shining light on an old problem

The evolution of modulational instability sidebands in an optical fibre are shown to provide new insights into Fermi–Pasta–Ulam–Tsingou recurrences.

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Fig. 1: Schematic illustrating the original FPU problem.

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Correspondence to Daniele Faccio or Fabio Biancalana.

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Faccio, D., Biancalana, F. Shining light on an old problem. Nature Photon 12, 257–259 (2018). https://doi.org/10.1038/s41566-018-0160-1

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