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All-Recyclable Triboelectric Nanogenerator for Sustainable Ocean Monitoring Systems
Advanced Energy Materials ( IF 24.4 ) Pub Date : 2022-06-09 , DOI: 10.1002/aenm.202201341
Junseong Ahn 1, 2 , Ji‐Seok Kim 1 , Yoonsang Jeong 3 , Soonhyoung Hwang 2 , Hyunjoon Yoo 1 , Yongrok Jeong 1 , Jimin Gu 1 , Manmatha Mahato 1 , Jiwoo Ko 1 , Sohee Jeon 2 , Ji‐Hwan Ha 1, 2 , Hee‐Seon Seo 4 , Jungrak Choi 1 , Mingu Kang 1 , Chankyu Han 1 , Yohan Cho 4 , Chong Hyun Lee 3 , Jun‐Ho Jeong 2 , Il‐Kwon Oh 1 , Inkyu Park 1
Affiliation  

The growing severity of environmental problems such as plastic waste and climate change has inspired active research into solutions based on recyclable and renewable energy devices. Triboelectric nanogenerators (TENGs) that convert wasted mechanical energy into electrical energy offer a solution that needs to be made recyclable to reduce or eliminate the generation of electronic waste (e-waste) on their disposal. In this study, an all-recyclable TENG (AR-TENG) based on a thermoplastic polymer with a nanohole pattern is developed; it delivers an excellent output power density of 1.547 W m−2 (peak output voltage = 360 V, current = 22 µA) and shows superior mechanochemical stability by maintaining its performance after immersion into seawater or 1 000 000 cyclic tests. The practical utility of this AR-TENG is demonstrated through its use to power a buoy-type ocean monitoring system and an intelligent life jacket, whereas recyclability is demonstrated by the re-fabrication of the AR-TENG; reusability in other devices is validated by the successful fabrication of a plasmonic color filter. This work paves the way for the efficient harvesting of renewable energy without the concomitant production of e-waste; therefore, it contributes to the mitigation of global environmental problems such as global warming and ozone depletion.

中文翻译:

用于可持续海洋监测系统的全可回收摩擦纳米发电机

塑料废物和气候变化等环境问题日益严重,激发了对基于可回收和可再生能源设备的解决方案的积极研究。将废弃的机械能转化为电能的摩擦纳米发电机 (TENG) 提供了一种解决方案,该解决方案需要可回收利用,以减少或消除处理时产生的电子废物(电子废物)。在这项研究中,开发了一种基于具有纳米孔图案的热塑性聚合物的全可回收 TENG(AR-TENG);它提供 1.547 W m -2的出色输出功率密度(峰值输出电压= 360 V,电流= 22 µA) 并通过在浸入海水或 1 000 000 次循环试验后保持其性能而显示出优异的机械化学稳定性。该 AR-TENG 的实用性通过其为浮标式海洋监测系统和智能救生衣提供动力而得到证明,而 AR-TENG 的再制造证明了可回收性;通过成功制造等离子体彩色滤光片,验证了其他设备的可重复使用性。这项工作为高效收集可再生能源铺平了道路,同时不产生电子垃圾;因此,它有助于缓解全球变暖和臭氧消耗等全球环境问题。
更新日期:2022-06-09
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