Device captures signatures and fingerprints with tiny LEDs

[unable to retrieve full-text content]Researchers want to put your signature up in lights. Using thousands of nanometer-scale wires, the researchers have developed a sensor device that converts mechanical pressure ? from a signature or a fingerprint ? directly into light signals that can be captured and processed optically.

Source: http://feeds.sciencedaily.com/~r/sciencedaily/~3/1SwzKLQUsco/130811150542.htm

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