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A flexible multifunctional sensor with a conductive network based on silk nanofibers and MXene for monitoring physiological activity, capacitive pens, photothermal conversion and antibacterial

delete2025-05-01
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PRE
AI
B
Bei Zhang
S
Siying Li
J
Jin, Jing
Z
Zhenzhen Lu
姚
姚晓慧 (Xiaohui Yao)
赵卫国 封面图
赵卫国 (Weiguo Zhao)
T
Tao Chen
张
张东阳 (Dongyang Zhang)
DOI:10.1016/j.ijbiomac.2025.141148delete
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摘要

摘要

En 中文
柔性电子传感器能够捕捉微妙的物理、化学和生物信号并产生实时刺激响应,在人类-计算机交互、生物医学等领域具有重要意义。在此,通过将二维刚性导电MXene纳米片紧密附着于荻丝纳米纤维(SNFs)表面,并将它们组装成SNF@MXene网络结构,开发了一种多功能传感水凝胶。随后,聚乙烯醇(PVA)在SNF@MXene中就地聚合作为填充基质。MXene纳米片附着于SNF网络骨架上,避免了MXene的沉降和聚集,形成了一种具有均匀致密导电网络的PSM复合水凝胶。设计的基于PSM水凝胶的传感器表现出优异的机械性能(拉伸强度=5.07 MPa)、宽工作范围(700.6 %)、高灵敏度( Gauge factor = 8.2)、高电导率(1.64 S m-1)和粘附性。该传感器能够检测人体的各种生理活动。此外,它还显示出在语音识别、电容笔等方面的应用潜力。PSM表现出优异的光热转换效率,可在NIR照射下快速加热至82.8℃,用于光热治疗。本研究为制备多功能柔性电子器件提供了一种简单的导电网络设计策略。
Keyword:
MXene hydrogels
Silk nanofibers
Flexible electronic sensors
Multifunctional sensors
Photothermal conversion

期刊

International Journal of Biological Macromolecules 封面图
International Journal of Biological Macromolecules
IF:
8.5
论文数:
5.1W
被引数:
21.7W

机构

J
Jiangsu University of Science and Technology
学者数:
6.5K
论文数: 2.2K
被引数: 263
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