High-performance wearable bimetallic nanowire-assisted composite foams for efficient electromagnetic interference shielding,infrared stealth,and piezoresistive sensing

作     者：Tianyi Hang Lijie Zhou Chenhui Xu Yiming Chen Jiahui Shen Jiajia Zheng Pingan Yang Xiping Li Heng Luo Guoxiu Tong 

作者机构：Key Laboratory of Urban Rail Transit Intelligent Operation and Maintenance Technology and Equipment of Zhejiang ProvinceCollege of EngineeringZhejiang Normal UniversityJinhua 321004China School of AutomationChongqing University of Posts and TelecommunicationsChongqing 400065China State Key Laboratory of Powder MetallurgyCentral South UniversityChangsha 410083China Key Laboratory of the Ministry of Education for Advanced Catalysis MaterialsCollege of Chemistry and Materials ScienceZhejiang Normal UniversityJinhua 321004China 

出 版 物：《Nano Research》 (纳米研究（英文版）)

年 卷 期：2024年第17卷第7期

页      面：6757-6765页

核心收录：

学科分类：08[工学] 0805[工学-材料科学与工程（可授工学、理学学位）] 080502[工学-材料学] 0703[理学-化学] 0702[理学-物理学] 

基　　金：supported by the Zhejiang Provincial Natural Science Foundation of China(No.LQ22E030016) the National Natural Science Foundation of China(Nos.52275137 and 51705467) the China Postdoctoral Science Foundation(No.2022M722831) the Postdoctoral Research Selected Funding Project of Zhejiang Province(No.ZJ2022063) the Self-Topic Fund of Zhejiang Normal University(No.2020ZS04) 

主　　题：metal nanowires porous foams electromagnetic interference shielding infrared stealth wearable sensors 

摘      要：With the accelerated development of modern detection and communication technology,the multifunctional wearable materials with excellent electromagnetic interference(EMI)shielding,infrared stealth,and human monitoring for improving military combat capability have received extensive *** this work,the lightweight melamine foam(MF)@silver nanowires(AgNWs)-iron nanowires(FeNWs)(AgFe-MF)was fabricated by a vacuum-assisted dip-coating *** to the porous structure and synergistic electrical and magnetic losses,this lightweight(0.115 g/cm^(3))composite foam with an ultra-low filler content(0.62 vol.%)exhibited an ideal EMI shielding efficiency of 38.4 *** the other hand,the AgFe-MF realized a powerful multifunctional *** surface saturation temperature of the AgFe-MF reached 94.2℃under a low applied voltage of 1.8 V and remained extremely fast heating and cooling response and terrific working stability,resulting in excellent infrared stealth and camouflage ***,taking virtues of the elastic porous conductive architecture,the AgFe-MF was utilized as a piezoresistive sensor exhibiting board compressive interval of 0–1.62 kPa(50%strain)with a good sensitivity of 0.57 kPa−*** work will provide new ideas and insights for developing multifunctional wearable devices in the fields of EMI shielding,thermal management,and piezoresistive sensing.