Iridescent nanospheres may deliver full-colour electronic newspaper.
References
Arsenault, A. C., Míguez, H., Kitaev, V., Ozin, G. A. & Manners, I. A polychromic, fast response metallopolymer gel photonic crystal with solvent and redox tunability: a step towards photonic ink. Advanced Materials, in press, (17 March 2003).
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Ball, P. Ink changes colour at flick of a switch. Nature (2003). https://doi.org/10.1038/news030317-1
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DOI: https://doi.org/10.1038/news030317-1
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