The gas-sensing performance of a core–shell SnO<sub>2</sub>-based chemiresistive MEMS sensor for H<sub>2</sub>S detection under vacuum
Wenbo Pi, Xi Chen, Qiuyun Fu, Zixiao Lu, Honglang Li, Zaiqi Tang, Wei Luo
Abstract
We designed and prepared a core–shell structure SnO 2 @Ag 2 O composite material with a highly effective interface based on the gas-sensitive working mode of “adsorption + reaction”.
Topics & Concepts
Materials scienceMicroelectromechanical systemsShell (structure)AdsorptionCore (optical fiber)Composite numberNanotechnologyChemical engineeringComposite materialPhysical chemistryChemistryEngineeringGas Sensing Nanomaterials and SensorsAdvanced Chemical Sensor TechnologiesAnalytical Chemistry and Sensors