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Published online 24 December 2008 | Nature | doi:10.1038/news.2008.1334
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Synthetic opals show their colours
Tunable material promises cheap route to electronic books and advertising displays.
A material that can readily switch between a rainbow of colours has cleared a key hurdle to commercialisation, according to a group of entrepreneurial chemists.
The developers of 'photonic ink' (P-Ink) say that the material could be used in electronic books or advertising displays.
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