摩擦电效应
材料科学
能量收集
静电纺丝
纳米发生器
纳米技术
织物
纳米-
制作
纱线
超细纤维
可穿戴技术
电极
纤维
能量(信号处理)
可穿戴计算机
复合材料
计算机科学
聚合物
物理化学
嵌入式系统
病理
统计
压电
化学
医学
替代医学
数学
作者
Liyun Ma,Mengjuan Zhou,Ronghui Wu,Aniruddha Patil,Hao Gong,Shuihong Zhu,Tingting Wang,Yifan Zhang,Shen Shen,Kai Dong,Likun Yang,Xiaogang Wang,Wenxi Guo,Zhong Lin Wang
出处
期刊:ACS Nano
[American Chemical Society]
日期:2020-04-07
卷期号:14 (4): 4716-4726
被引量:151
标识
DOI:10.1021/acsnano.0c00524
摘要
Textile-based triboelectric nanogenerators (TENG) that can effectively harvest biomechanical energy and sense multifunctional posture and movement have a wide range of applications in next-generation wearable and portable electronic devices. Hence, bulk production of fine yarns with high triboelectric output through a continuous manufacturing process is an urgent task. Here, an ultralight single-electrode triboelectric yarn (SETY) with helical hybridized nano-micro core–shell fiber bundles is fabricated by a facile and continuous electrospinning technology. The obtained SETY device exhibits ultralightness (0.33 mg cm–1), extra softness, and smaller size (350.66 μm in diameter) compared to those fabricated by conventional fabrication techniques. Based on such a textile-based TENG, high energy-harvesting performance (40.8 V, 0.705 μA cm–2, and 9.513 nC cm–2) was achieved by applying a 2.5 Hz mechanical drive of 5 N. Importantly, the triboelectric yarns can identify textile materials according to their different electron affinity energies. In addition, the triboelectric yarns are compatible with traditional textile technology and can be woven into a high-density plain fabric for harvesting biomechanical energy and are also competent for monitoring tiny signals from humans or insects.
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