‘Cling-film’ solar cells could lead to advance in renewable energy


A scientific advance in renewable energy which promises a revolution in the ease and cost of using solar cells, has been announced today, Monday 4 July 2011. A new study shows that even when using…

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Rainbows without pigments offer new defense against fraud


Related images(click to enlarge) Scientists from the University of Sheffield have developed pigment-free, intensely coloured polymer materials, which could provide new, anti-counterfeit devices on passports or banknotes due to their difficulty to copy. The polymers…

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