Textile-Based Flexible Capacitive Pressure Sensors: A Review

Flexible capacitive pressure sensors have been widely used in electronic skin, human movement and health monitoring, and human–machine interactions. Recently, electronic textiles afford a valuable alternative to traditional capacitive pressure sensors due to their merits of flexibility, light weight...

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Main Authors: Min Su, Pei Li, Xueqin Liu, Dapeng Wei, Jun Yang
Format: Article
Language:English
Published: MDPI AG 2022-04-01
Series:Nanomaterials
Subjects:
Online Access:https://www.mdpi.com/2079-4991/12/9/1495
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author Min Su
Pei Li
Xueqin Liu
Dapeng Wei
Jun Yang
author_facet Min Su
Pei Li
Xueqin Liu
Dapeng Wei
Jun Yang
author_sort Min Su
collection DOAJ
description Flexible capacitive pressure sensors have been widely used in electronic skin, human movement and health monitoring, and human–machine interactions. Recently, electronic textiles afford a valuable alternative to traditional capacitive pressure sensors due to their merits of flexibility, light weight, air permeability, low cost, and feasibility to fit various surfaces. The textile-based functional layers can serve as electrodes, dielectrics, and substrates, and various devices with semi-textile or all-textile structures have been well developed. This paper provides a comprehensive review of recent developments in textile-based flexible capacitive pressure sensors. The latest research progresses on textile devices with sandwich structures, yarn structures, and in-plane structures are introduced, and the influences of different device structures on performance are discussed. The applications of textile-based sensors in human wearable devices, robotic sensing, and human–machine interaction are then summarized. Finally, evolutionary trends, future directions, and challenges are highlighted.
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spelling doaj.art-39d986e8ff444f5b82a8a48849e997ba2023-11-23T08:55:04ZengMDPI AGNanomaterials2079-49912022-04-01129149510.3390/nano12091495Textile-Based Flexible Capacitive Pressure Sensors: A ReviewMin Su0Pei Li1Xueqin Liu2Dapeng Wei3Jun Yang4School of Science, Chongqing University of Technology, Chongqing 400054, ChinaChongqing Institute of Green and Intelligent Technology, Chinese Academy of Sciences, Chongqing 400714, ChinaSchool of Science, Chongqing University of Technology, Chongqing 400054, ChinaSchool of Science, Chongqing University of Technology, Chongqing 400054, ChinaChongqing Institute of Green and Intelligent Technology, Chinese Academy of Sciences, Chongqing 400714, ChinaFlexible capacitive pressure sensors have been widely used in electronic skin, human movement and health monitoring, and human–machine interactions. Recently, electronic textiles afford a valuable alternative to traditional capacitive pressure sensors due to their merits of flexibility, light weight, air permeability, low cost, and feasibility to fit various surfaces. The textile-based functional layers can serve as electrodes, dielectrics, and substrates, and various devices with semi-textile or all-textile structures have been well developed. This paper provides a comprehensive review of recent developments in textile-based flexible capacitive pressure sensors. The latest research progresses on textile devices with sandwich structures, yarn structures, and in-plane structures are introduced, and the influences of different device structures on performance are discussed. The applications of textile-based sensors in human wearable devices, robotic sensing, and human–machine interaction are then summarized. Finally, evolutionary trends, future directions, and challenges are highlighted.https://www.mdpi.com/2079-4991/12/9/1495capacitive pressure sensortextilemicro/nanostructureflexibilitywearable electronics
spellingShingle Min Su
Pei Li
Xueqin Liu
Dapeng Wei
Jun Yang
Textile-Based Flexible Capacitive Pressure Sensors: A Review
Nanomaterials
capacitive pressure sensor
textile
micro/nanostructure
flexibility
wearable electronics
title Textile-Based Flexible Capacitive Pressure Sensors: A Review
title_full Textile-Based Flexible Capacitive Pressure Sensors: A Review
title_fullStr Textile-Based Flexible Capacitive Pressure Sensors: A Review
title_full_unstemmed Textile-Based Flexible Capacitive Pressure Sensors: A Review
title_short Textile-Based Flexible Capacitive Pressure Sensors: A Review
title_sort textile based flexible capacitive pressure sensors a review
topic capacitive pressure sensor
textile
micro/nanostructure
flexibility
wearable electronics
url https://www.mdpi.com/2079-4991/12/9/1495
work_keys_str_mv AT minsu textilebasedflexiblecapacitivepressuresensorsareview
AT peili textilebasedflexiblecapacitivepressuresensorsareview
AT xueqinliu textilebasedflexiblecapacitivepressuresensorsareview
AT dapengwei textilebasedflexiblecapacitivepressuresensorsareview
AT junyang textilebasedflexiblecapacitivepressuresensorsareview