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Research on a Humidity Sensor Based on Polymerizable Deep Eutectic System-Modified Filter Paper

delete2025-09-27
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M
Mengyao Shen
张波 封面图
张波 (Bo Zhang) *
卢
卢琦 (Qi Lu)
Y
Yanan Xiao
H
Hao Shen
Y
Yi Ni
Y
Yuechen Liu
H
Haitao Song *
DOI:10.3390/chemosensors13090354delete
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摘要

摘要

En 中文
近年来,基于纸的湿度传感器已作为一种极具前景的湿度检测技术出现。在本工作中,通过一步混合法制备了一种可聚合的深共熔溶剂(PDES),并将其应用于修饰滤纸。修饰过程并未改变纸纤维素的总体结构,而是仅针对其内部纤维素通道,从而最大限度地减少了对纸张原有非湿度依赖性特性的影响。滤纸在所制备的传感器中同时充当基板和湿度传感材料。指状电极使用AutoCAD 2018软件设计,随后通过丝网印刷技术在改性纸张上印刷,以制备湿度传感器。采用不同的饱和盐溶液模拟相应的湿度环境,并评估传感器的湿度性能。与空白纸基湿度传感器相比,经PDES改性的传感器灵敏度显著提高,恢复时间大幅缩短。具体而言,在54% RH下,灵敏度从1.34提升至10.36;在98% RH下,灵敏度从166.24提升至519.2。此外,传感器的响应时间从728 s缩短至137 s。PDES修饰显著提升了传感器的湿度敏感特性与检测性能。
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期刊

C
Chemosensors
IF:
3.7
论文数:
2.7K
被引数:
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机构

S
shanghai jiao tong university
学者数:
15.7W
论文数: 11.7W
被引数: 159
J
Jiangnan University
学者数:
3.9W
论文数: 2.7W
被引数: 4.7W
S
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