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Liquid crystals

Etch A Sketch-like liquid-crystal phase patterning

Precision laser irradiation of liquid-crystal polymer networks with dynamic bonds enables reversible phase patterning to create multi-stimuli responsive materials towards wearable devices and information encryption.

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Fig. 1: Illustration showing the LIDC process that operates in a manner reminiscent of an Etch A Sketch.


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We acknowledge support from the Air Force Office of Scientific Research under grant no. FA9550-21-1-0115 and the Robert A. Welch Foundation under grant no. F-2007.

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Correspondence to Zachariah A. Page.

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The authors declare no competing interests.

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Recker, E.A., Zhou, J. & Page, Z.A. Etch A Sketch-like liquid-crystal phase patterning. Nat. Mater. 23, 733–734 (2024).

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