Hydrogel-Based Sensitive and Humidity-Resistant Oxygen Gas Sensors Enabled by Porous Ecoflex Membranes

Jindong Ye, Zixuan Wu, Yuning Liang, Bizhang Zhong, Zijing Zhou, Zhenyi Li, Yaoming Wei, Kai Tao, Jin Wu

科研成果: 书/报告/会议事项章节会议稿件同行评审

2 引用 (Scopus)

摘要

In this paper, humidity-resistant, stable and sensitive oxygen gas sensors were fabricated by covering porous membranes on the surface of carrageenan/polyacrylamide (PAM) double-network (DN) hydrogel. The breathable and waterproof porous ecoflex membranes were fabricated via a facile and cost-effective template method. The proposed approach is capable of creating the micropores on the ecoflex membranes using the salt as hard template and water as the solvent. We also proposed the working mechanism of the ion-conducting hydrogel based oxygen sensor. The porous membranes enhance the immunity of the hydrogel sensor to humidity and retain its high response to oxygen. The response of the sensor to oxygen can keep stable in different relative humidity (RH) with the sensitivity of 4.49× 10-2\ppm-1.

源语言英语
主期刊名21st International Conference on Solid-State Sensors, Actuators and Microsystems, TRANSDUCERS 2021
出版商Institute of Electrical and Electronics Engineers Inc.
843-846
页数4
ISBN(电子版)9781665412674
DOI
出版状态已出版 - 20 6月 2021
活动21st International Conference on Solid-State Sensors, Actuators and Microsystems, TRANSDUCERS 2021 - Virtual, Online, 美国
期限: 20 6月 202125 6月 2021

出版系列

姓名21st International Conference on Solid-State Sensors, Actuators and Microsystems, TRANSDUCERS 2021

会议

会议21st International Conference on Solid-State Sensors, Actuators and Microsystems, TRANSDUCERS 2021
国家/地区美国
Virtual, Online
时期20/06/2125/06/21

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