Preparation of MOF-derived ZnO/Co<sub>3</sub>O<sub>4</sub> nanocages and their sensing performance toward H<sub>2</sub>S
Han Liu, Jiawei Kong, Zhe Dong, Yongmei Zhao, Bao-Li An, Junping Dong, Jiaqiang Xu, Xiaohong Wang
Abstract
ZnO/Co 3 O 4 nanocages were synthesized by using MOFs as a sacrificial template. The ZnO/Co 3 O 4 sensor enables the detection of H 2 S with an ultra-low detection limit (10 ppb) and superior sensitivity at 120 °C.
Topics & Concepts
NanocagesDetection limitMaterials scienceSensitivity (control systems)Metal-organic frameworkLimit (mathematics)NanotechnologyChemical engineeringChemistryPhysical chemistryAdsorptionCatalysisOrganic chemistryChromatographyEngineeringMathematical analysisMathematicsElectronic engineeringGas Sensing Nanomaterials and SensorsMetal-Organic Frameworks: Synthesis and ApplicationsSulfur Compounds in Biology