Electronic fibers/textiles have great potential for applications in smart wearables due to their excellent flexibility,air permeability,and wearing comfort.However,it is still challenging to produce reliable electroni...Electronic fibers/textiles have great potential for applications in smart wearables due to their excellent flexibility,air permeability,and wearing comfort.However,it is still challenging to produce reliable electronic textiles at low cost and in a large scale.Herein,we report a spraying‐spinning process for fabricating electronic yarns with excellent stability and durability.Cotton sliver,which is the raw material for spinning conventional cotton yarns,was spray coated with carbon nanotubes(CNTs)and spun on an Ag@nylon yarn,forming a sheath‐core structured CNT@cotton‐Ag@nylon yarn(CCAY).The process is continuous,large‐scalable,applicable to other raw fiber materials and compatible with traditional textile processes.The as‐prepared CCAY showed superior mechanical durability,washability,and conductivity to typical surface coated yarns.It can be easily processed or integrated into textiles through weaving,knitting,sewing,and embroidering.We systematically studied the electromechanical,electro‐thermal,and photothermal performance of CCAY based yarns/fabrics,demonstrating its versatile applications in smart textiles.In addition,CCAY can be further equipped with other features,such as electro‐thermochromic functions,pH sensing and flame resistant abilities.Considering the large‐scalability,versatility,and low‐cost,we foresee that this spraying‐spinning process for electronic yarns may play important roles in the development of practical smart fibers/textiles.展开更多
Multi-point sensing significantly enhances the accuracy and completeness of health monitoring in wearable technology.However,current electronic sensors face challenges in achieving robust multi-point sensing across th...Multi-point sensing significantly enhances the accuracy and completeness of health monitoring in wearable technology.However,current electronic sensors face challenges in achieving robust multi-point sensing across the human body.Herein,we present distributed sensing in clothing achieved through the interlocking integration of elastic strain sensor yarn for smart healthcare applications.The doublecovered elastic strain sensor yarn,with a stretchability of up to 170%and a gauge factor of 414,was seamlessly integrated into clothing to create a durable sensor-clothing interlocking structure.This sensor-integrated fabric is breathable,washable,and abrasion-resistant.Moreover,a wearable respiratory monitoring belt was developed for assessing chronic obstructive pulmonary disease,and the sensing data is comparable to that of commercial portable devices.Additionally,smart clothing with distributed sensing was developed to monitor motor symptoms of Parkinson’s disease with a high accuracy of 96.67%,as confirmed by the deep learning algorithms,demonstrating its promising potential for wearable healthcare systems.展开更多
基金study was supported by State Key Laboratory of New Textile Materials and Advanced Processing Tech-nologies,Wuhan Textile University(Nos.FZ2020009,FZ2021008)the National Natural Science Founda-tion of China(Nos.21975141,52125201).
文摘Electronic fibers/textiles have great potential for applications in smart wearables due to their excellent flexibility,air permeability,and wearing comfort.However,it is still challenging to produce reliable electronic textiles at low cost and in a large scale.Herein,we report a spraying‐spinning process for fabricating electronic yarns with excellent stability and durability.Cotton sliver,which is the raw material for spinning conventional cotton yarns,was spray coated with carbon nanotubes(CNTs)and spun on an Ag@nylon yarn,forming a sheath‐core structured CNT@cotton‐Ag@nylon yarn(CCAY).The process is continuous,large‐scalable,applicable to other raw fiber materials and compatible with traditional textile processes.The as‐prepared CCAY showed superior mechanical durability,washability,and conductivity to typical surface coated yarns.It can be easily processed or integrated into textiles through weaving,knitting,sewing,and embroidering.We systematically studied the electromechanical,electro‐thermal,and photothermal performance of CCAY based yarns/fabrics,demonstrating its versatile applications in smart textiles.In addition,CCAY can be further equipped with other features,such as electro‐thermochromic functions,pH sensing and flame resistant abilities.Considering the large‐scalability,versatility,and low‐cost,we foresee that this spraying‐spinning process for electronic yarns may play important roles in the development of practical smart fibers/textiles.
基金supported by the National Natural Science Foundation of China(52373201,52103252)the Fundamental Research Funds for the Central Universities(2232024Y-01,2232024A-05)the National Key Research and Development Program of China(2023YFB3809902)。
文摘Multi-point sensing significantly enhances the accuracy and completeness of health monitoring in wearable technology.However,current electronic sensors face challenges in achieving robust multi-point sensing across the human body.Herein,we present distributed sensing in clothing achieved through the interlocking integration of elastic strain sensor yarn for smart healthcare applications.The doublecovered elastic strain sensor yarn,with a stretchability of up to 170%and a gauge factor of 414,was seamlessly integrated into clothing to create a durable sensor-clothing interlocking structure.This sensor-integrated fabric is breathable,washable,and abrasion-resistant.Moreover,a wearable respiratory monitoring belt was developed for assessing chronic obstructive pulmonary disease,and the sensing data is comparable to that of commercial portable devices.Additionally,smart clothing with distributed sensing was developed to monitor motor symptoms of Parkinson’s disease with a high accuracy of 96.67%,as confirmed by the deep learning algorithms,demonstrating its promising potential for wearable healthcare systems.
