More e-paper
A dramatically simple idea may finally make "electronic paper" displays a realistic prospect. If so, animated versions of a newspaper could, one day, be unfurled like a roller-blind on a flexible wireless display.
Until now, attempts to make e-paper have been dogged by sluggish pixels -- the paper cannot switch from showing one image to the next fast enough to display video or animations. And their brightness has been disappointing, especially for colour images. But now Robert Hayes and BJ Feenstra at the Philips Research Lab in Eindhoven, the Netherlands, have unveiled an idea that they say overcomes both problems at a stroke.
Read about it in New Scientist.
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