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LIQUID CRYSTALS

Chiral switches bring new twist to photonics

Nature Photonics volume 16, pages 174–175 (2022)Cite this article

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A liquid crystal doped with a diarylethene enantiomer can be switched by light into stable reflection states of different colour, creating new opportunities for lasing and labelling.

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Fig. 1: Thermally robust and multistable tuning of the photonic bandgap (reflection band) of a chiral nematic liquid crystal.

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Authors and Affiliations

  1. Department of Engineering Science, University of Oxford, Oxford, UK

    Bohan Chen, Zimo Zhao & Stephen M. Morris

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  1. Bohan Chen
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  2. Zimo Zhao
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  3. Stephen M. Morris
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Correspondence to Stephen M. Morris.

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Chen, B., Zhao, Z. & Morris, S.M. Chiral switches bring new twist to photonics. Nat. Photon. 16, 174–175 (2022). https://doi.org/10.1038/s41566-022-00967-3

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