期刊
SENSORS AND ACTUATORS A-PHYSICAL
卷 359, 期 -, 页码 -出版社
ELSEVIER SCIENCE SA
DOI: 10.1016/j.sna.2023.114517
关键词
Gas sensor; Quartz crystal microbalance; Mine gas disaster; MoS2
An urgent need for a dual gas disaster sensor that can detect methane (CH4) and carbon monoxide (CO) at room temperature has been addressed. A sensing platform was created using molybdenum sulfide (MoS2) nanoflowers modified on a Quartz Crystal Microbalance (QCM) without heating. This sensor demonstrated dual sensitivity to CH4 and CO with ppm concentration at room temperature, and showed good short-term repeatability and long-term stability over two months. It proves to be a promising tool for monitoring coal mine gas.
It is urgent to design a dual mine gas disaster sensor that operates at room temperature, including methane (CH4) and carbon monoxide (CO). Here, molybdenum sulfide (MoS2) nanoflowers was modified on the Quartz Crystal Microbalance (QCM), a sensing platform without heating, to fabricate a dual gas disaster sensor. The sensor exhibited dual sensitivity to CH4 and CO with ppm concentration at room temperature. Additionally, the sensor exhibits good short-term repeatability and long-term stability over a period of two months. This sensor demonstrates its potential in monitoring coal mine gas.
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