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Colorful Quantum-Dot Displays Coming to Market

Liquid-crystal displays, or LCDs, found in televisions, computers, and cell phones, are very inefficient: their complex optical layers discard over 90 percent of the light they produce internally, some of it because it's not quite the right color. Displays that will be in products made by Korean electronics company LG at the end of the year will have a better color gamut and save battery life by using more of the light that normally gets tossed out.

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