Creating coloured polymer films without the use of pigments might seem impossible. But using miniature polymer spheres, and a novel assembly process, this feat has been accomplished over large film areas.
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M. NIMMO/FLPA; P. A. SOUDERS/CORBIS; VISUALS UNLIMITED, INC./GERRY BISHOP/GETTY IMAGES; G. ELLIS/MINDEN PICTURES/FLPA
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Braun, P. Colour without colourants. Nature 472, 423–424 (2011). https://doi.org/10.1038/472423a
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DOI: https://doi.org/10.1038/472423a
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