A new dimension for nonlinear photonic crystals

The first three-dimensional nonlinear photonic crystals have been constructed thanks to the use of femtosecond laser writing in quadratic nonlinear materials.

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Fig. 1: The role of phase matching in quadratic nonlinear processes.
Fig. 2: Illustration of potential applications of 3D nonlinear photonic crystals.


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Correspondence to Shay Keren-Zur or Tal Ellenbogen.

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Keren-Zur, S., Ellenbogen, T. A new dimension for nonlinear photonic crystals. Nature Photon 12, 575–577 (2018).

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