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Photonic crystals

Straightening out light

An approach for transmitting ever-more information across silicon chips is to use optics. The demonstration of super-collimated propagation over centimetre lengthscales therefore creates exciting opportunites for optical interconnects.

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Figure 1: Sketch of a photonic crystal.

MARCUS DAHLEM

Figure 2: Propagation of a light beam of a given frequency.

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Miller, D. Straightening out light. Nature Mater 5, 83–84 (2006). https://doi.org/10.1038/nmat1566

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