Stretchable and skin-conformal piezo-triboelectric pressure sensor for human joint bending motion monitoring

作     者：Junbin Yu Liang Chen Xiaojuan Hou Jiliang Mu Jian He Wenping Geng Xiaojun Qiao Xiujian Chou Junbin Yu;Liang Chen;Xiaojuan Hou;Jiliang Mu;Jian He;Wenping Geng;Xiaojun Qiao;Xiujian Chou

作者机构：Science and Technology on Electronic Test and Measurement LaboratoryNorth University of ChinaTaiyuan030051China 

出 版 物：《Journal of Materiomics》 (无机材料学学报（英文）)

年 卷 期：2022年第8卷第2期

页      面：247-256页

核心收录：

学科分类：080202[工学-机械电子工程] 08[工学] 0802[工学-机械工程] 

基　　金：The authors acknowledgethe funding support fromthe National Key R&D Program of China(2019YFF0301802,2019YFB2004802,and 2018YFF0300605) National Natural Science Foundation of China(62101513,51975542) the Innovative Research Group Project of National Natural Science Foundation of China(51821003) Shanxi“1331 Project”Key Subject Construction(1331KSC) Applied Fundamental Research Program of Shanxi Province(201801D121152) 

主　　题：Ultra-stretchable Skin-conformal Self-powered Piezoelectric-enhanced triboelectric nanogenerator Wearable pressure sensor 

摘      要：Stretchable,skin-conformal,and self-powered wearable pressure sensors have garnered significant attention for use in human joint bending motion ***,a piezo-triboelectric pressure sensor(P-TPS)based on triboelectric nanogenerator and piezoelectric nanogenerator is *** P-TPS can generate an enhanced electrical output by coupling the dual-mode triboelectrification and piezoelectric *** P-TPS shows high sensitivity(voltage=0.3 V/kPa;current=4.3 nA/kPa;pres-sure range=0-200 kPa),high linearity,and good ***,it demonstrates a wide mea-surement range(0-800 kPa),table frequency response,and fast response ***,all components of the P-TPS are fabricated using flexible and stretchable materials,affording satisfactory stretchability and excellent skin *** to their ability to self-power,they can be attached to the outside of joints to monitor human joint bending movements in real ***,this study provides a novel method of using a stretchable and skin-conformal piezo-triboelectric nanogenerator with high electrical performance as a self-powered pressure sensor,which offers significant potential in personalized recognition,medical research,and human machine interface.