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Optical physics

Clear directions for random lasers

Random lasers use disordered structures to produce light, which is usually emitted in many directions. A random laser that can produce a collimated beam offers a wide range of applications, from imaging to security scanning.

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Figure 1: A collimated beam from a random laser.

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Correspondence to Diederik S. Wiersma.

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Wiersma, D. Clear directions for random lasers. Nature 539, 360–361 (2016). https://doi.org/10.1038/nature20477

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