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?????? ??? ?? ???? ??? ??? ?? ??? ?? ?? ???? ??? ????? ?? ??? ????? ?? ???? ??? ??? ??? ??(energy harvesting) ??? ????? ???. 

? ?? ??? ?? ?? ??? ????? ????(Science)紙? 2019? 8? 2??? ?????. 

※ ????: “Transcutaneous ultrasound energy harvesting by using capacitive triboelectric technology”, Science 365, 491 (2019) 

※ ???: ??? ??(????, ???? ??????), ??? ??(?? 1??, ???? ??????), Ronan Hinchet ??(?? 1??, ???? ??????, ? ??? EPFL ???) 

?????, ????? ? ?? ??? ????? ????? ?? ??? ??? ????? ???? ??? ???? ???? ?? ??? ??? ???? ??. ?? ?????? ??, ???? ? ?? ? ?? ??? ???? ?????? ????? ??? ?? ??? ?????? ???? ???? ??? ???? ?? ??? ????? ?? ????. 

???? ?? ?? ? ?? ?? ???? ??? ??? ????? ??? ????. ??? ???? ??? ??? ?? ??? ??? ???? ??? ?? ???? ???? ????? ??? ?? ??? ?????? ???? ? ??? ????. 

? ?? ??? ????? ?????? ????? ????? ??? ??? ???? ?? ???? ???? ?? ????? ????? ??? ?????. 

?? ????? ??? ??? ? ?? ???? ?? ??? ?????? ??? ?? ??? ? ? ?? ?? ?? ???. ?? ???? ?? ?? ??? ???? ????? ???? ???? ???? ????? ?????? ?? ?? ???? ??? ??? ?? ??(發電)? ???? ?????. 

?? ??? 1cm ??? ??? ??????? ?????? ?????? ??? ? ?? ??? ??(0.91 V? ??, 52.5 μA)? ?? ? ???. ??? ??? ???? ????? ??? ???? ??? ???? ???(0.7 mAh, IoT? ?? ???? ????? ??? ??)? ??? ????(4.7 mF)? ????? ????. 

??? ??? “???? ??? ???? ?? ????? ??? ??? ??? ?? ??? ???? ??? ??? ?”???, “?? ??? ?? ??? ??? ??? ???? ??? ??? ????”? ??? ???. 

? ????? ????????? ?????? ????????(????), ??????? ????????? ???? ?????. 

??? ??? 2007? ???? ??? ?? ?????(piezoelectric nanogenerator) ??? ?????, ?? Georgia Tech? Zhong Lin Wang ??? ?? ??/?? ????? ?? ??? ???? ?? ??? ?????. ??? ?? ???? ??? ??/???? ??? ?? ? ????(self-powering) ??? ???? ??? ??? ????, IoT ??, ???? ??????? ???? ??? ?????? ???? ??. ??? ??? 250? ??? ????? ?? ??(2019? 9? ??, h-index: 61; total citation: 12,375?) ? 100? ??? ??? ??? ???? ??? ??? ?? ??? ?? ??? ? ??? “Nano Energy” (Elsevier? ??, IF 15.548, JCR 3.716%)? ????(Associate Editor) ? “Advanced Electronic Materials” (Wiley? ??, IF 5.466)? ????(Executive Advisory Board)?? ????? ???/?? ?? ??? ?????? ? ??? ?? ???, ??? ??? ??? ???? ??? SKKU Young Fellow ??(2013?) ? SKKU Fellow ??(2019?)? ?????. ? ???? ??? ??? ????? ?? ?????? ?????? ???? ??? ???? ??, ???? Science, Nature Communications, Energy & Environmental Science, Advanced Materials ? ??? ???? ????? ?? ???? ???? ???, ?? ???? ??? ??? ????? ???? ???? ???? ??. ??? ??? ??? ???? ? ?? ???? ???? ??? ??????(DGIST, ?? IIT, ???? NUST ?)? ???? ? ??? ??? ?????, ???????, ?????? ????? ??? ???? ??.