The team of Professor Keon Jae Lee from the Department of Materials Science and Engineering, KAIST has developed a high performance flexible all-solid-state battery, an essential energy source for flexible displays (see paper in Nano Letters: "Bendable Inorganic Thin-Film Battery for Fully Flexible Electronic Systems").

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Featuring electronic paper display, absolutely unique battery lifetime (up to 60 hours active) and patented USB hinge design.

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That could result in local officials alternating use of battery-powered touch-screen machines with paper ballots.

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"Esha Khare, 18, of Saratoga, California has received the Intel Foundation Young Scientist Award for developing a fast-charging super-capacitor that fits inside a cell phone, charges the battery in under a minute, and holds it for long, " the paper adds.

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Using a battery-powered pen and receiver clipped to the top of a standard sheet of paper, hand movements are tracked and recorded.

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