Open Wide And Say 'Zap', University of Sydney Scientists Develop New Way To Use Lasers to Analyze Health of Teeth

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EurekAlert! -- WASHINGTON, Aug. 18 – A group of researchers in Australia and Taiwan has developed a new way to analyze the health of human teeth using lasers. As described in the latest issue of Optics Express, the Optical Society's (OSA) open-access journal, by measuring how the surface of a tooth responds to laser-generated ultrasound, they can evaluate the mineral content of tooth enamel -- the semi-translucent outer layer of a tooth that protects the underlying dentin.

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