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Optical components

Optical components

Inflatable liquid crystalline elastomers create complex colour-changing displays

27 Sep 2021
Seven-segment display of elastomer-based pixels
Pixelated colouration: A seven-segment display is created by manipulating multiple air channels to activate liquid crystalline elastomer-based pixels. (Courtesy: Nat. Mater. 10.1038/s41563-021-01075-3)
Elastomers that undergo large spectral shifts in colour when stretched very little have been develop

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Michael Allen is a science writer based in the UK
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