Professor of MSE at YONSEI Univ, YONSEI World-Class Fellow, Director of Center for Human-oriented Triboelectric Energy Harvesting, CEO/Founder of Energy Mining

Seoul. Korea
Joined May 2022
In Nature Nanotechnology, we introduce a battery-free, bioresorbable triboelectric implant that visibly reports its location, damage and degradation through the skin while harvesting energy from ultrasound. Congratulations to the members! Read: doi.org/10.1038/s41565-026-0…
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New in Nature Water, we present a self-powered floating capsule that detects contamination and disinfects pathogens through triboelectric electroporation, offering a solution for point-of-use drinking water safety. Congratulations to the members! Read: doi.org/10.1038/s44221-026-0…
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New in Nature Sensors, we present a comprehensive review on battery-free implantable biosensors, covering energy harvesting, signal telemetry, and multimodal sensing strategies for long term in vivo monitoring. Congratulations to the members! Read: doi.org/10.1038/s44460-026-0…
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New in Nature Biomedical Engineering, we present the bioresorbable triboelectric nerve cuff activated via ultrasounds for pain control, which might offer a drug-free alternative to pain management strategies. Congratulations to the members! Read: doi.org/10.1038/s41551-025-0…
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New in Materials Today, we reveal that material deformation enables control of triboelectric behavior, enhancing tribonegative output while suppressing tribopositive performance. Congratulations to the members! Read: doi.org/10.1016/j.mattod.202…
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New in Nature Water, we developed a self-powered water bottle that uses walking-induced electrostatic charges to trigger electroporation, achieving >99.9999% disinfection within 10 min. Congratulations to the members! Read: nature.com/articles/s44221-0…
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New in Science Advances, we developed a graphene-based disinfection device that achieves >99.99% rapid, broad-spectrum inactivation of indoor pathogens within 1 min via tunneling charge transfer. Stable for 72 hrs. Congratulations to the members! Read: science.org/doi/10.1126/scia…
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New in Joule, we present a Ti-packaged TENG that enhances ultrasound energy transfer efficiency by 310%, enabling stable power delivery and Bluetooth communication through hermetic Ti layers. Congratulations to our team members! Read: doi.org/10.1016/j.joule.2024…
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New in Materials Today, we developed a biodegradable triboelectric nanogenerator (AMD-TENG) for transient implants. With Bio-MOF-11/PLGA, it delivers stable power and dissolves on-demand via ultrasound. Congratulations to our team members! Read this paper: doi.org/10.1016/j.mattod.202…
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New in Science Advances, we developed a battery-free neuromodulation platform using in-body triboelectric current focusing. Our system delivers stimulation deep inside the body with minimal power loss. Congratulations to our team members! Read this paper: science.org/doi/epdf/10.1126…
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New in Nature Communications, we investigated the mechanically and electrically synergistic platform which offers a scalable, battery-free wound therapy strategy with strong wet adhesive. Congratulations to our team members! Read this paper: doi.org/10.1038/s41467-025-6…
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