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PHOTONIC CRYSTALS

Lasers that shine brighter

A photonic crystal design, consisting of two separated lattices arranged in a specific way, forms the base of high-brightness semiconductor lasers, with a very narrow beam divergence angle.

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Fig. 1: Double-lattice photonic crystal design.

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Correspondence to L. Kuipers.

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Kuipers, L. Lasers that shine brighter. Nature Mater 18, 97–98 (2019). https://doi.org/10.1038/s41563-018-0278-z

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