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Bright future for hyperbolic chips

The unusual properties of hyperbolic metamaterials, such as their ability to propagate light on the nanoscale without diffraction, have been realized in two-dimensional devices, heralding improved photonic circuits. See Letter p.192

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Figure 1: Normal versus negative refraction in a hyperbolic metasurface (HMS).

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Correspondence to Guy Bartal.

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Bartal, G. Bright future for hyperbolic chips. Nature 522, 160–161 (2015).

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