Ultrasensitive mechanical crack-based sensor inspired by the spider sensory system

Daeshik Kang, Peter V. Pikhitsa, Yong Whan Choi, Chanseok Lee, Sung Soo Shin, Linfeng Piao, Byeonghak Park, Kahp-Yang Suh, Tae-il Kim () and Mansoo Choi ()
Additional contact information
Daeshik Kang: Global Frontier Center for Multiscale Energy Systems, Seoul National University, Seoul 151-742, South Korea
Peter V. Pikhitsa: Global Frontier Center for Multiscale Energy Systems, Seoul National University, Seoul 151-742, South Korea
Yong Whan Choi: Global Frontier Center for Multiscale Energy Systems, Seoul National University, Seoul 151-742, South Korea
Chanseok Lee: Global Frontier Center for Multiscale Energy Systems, Seoul National University, Seoul 151-742, South Korea
Sung Soo Shin: Global Frontier Center for Multiscale Energy Systems, Seoul National University, Seoul 151-742, South Korea
Linfeng Piao: Global Frontier Center for Multiscale Energy Systems, Seoul National University, Seoul 151-742, South Korea
Byeonghak Park: Center for Neuroscience Imaging Research (CNIR), Institute for Basic Science (IBS), Suwon 440-746, South Korea
Kahp-Yang Suh: Global Frontier Center for Multiscale Energy Systems, Seoul National University, Seoul 151-742, South Korea
Tae-il Kim: Center for Neuroscience Imaging Research (CNIR), Institute for Basic Science (IBS), Suwon 440-746, South Korea
Mansoo Choi: Global Frontier Center for Multiscale Energy Systems, Seoul National University, Seoul 151-742, South Korea

Nature, 2014, vol. 516, issue 7530, 222-226

Abstract: A mechanical crack-based sensor inspired by the mechanism spiders use to sense minute variations in stress offers ultrahigh sensitivity to pressure and vibration and can easily be mounted on human skin for the purposes of speech recognition and the monitoring of physiological signals.

Date: 2014
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DOI: 10.1038/nature14002

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