Organic amines are important solvent and raw material in laboratory and industry,as well as releasing from cigarette smoke.It is significant to detect low-concentration amines for environment and public health.Here we...Organic amines are important solvent and raw material in laboratory and industry,as well as releasing from cigarette smoke.It is significant to detect low-concentration amines for environment and public health.Here we reported that as-synthesized zinc oxide is an effective electrode material of electrochemical sensor for the detection of amines.The characterization results reveal that the ZnO morphologies experienced a change from hexagonal bowl-like microparticles,cones,prisms to nanoparticles by adjusting the reaction time,temperature,solvents and additives.Interestingly,ZnO material possessing hexagonal shapes and different sizes exhibits distinct electrochemical response in various amines solution,suggesting that there is a better dependent relationship between different morphological ZnO and amines detection.Particularly,regular hexagonal ZnO nanotablets exhibit a detectable electrochemical response and selectivity to ammonia,implying it can be serve as electrode material for highly effective detection of organic amines.展开更多
基金National Natural Science Foundation of China (No.51572185)Natural Science Foundation of Shanxi Province (No.2014011016-4)+4 种基金Key R&D program of Shanxi Province (International Cooperation,No.201903D421079) for the financial supportsupported by Shanxi Province Technology Foundation for Selected Overseas Chinese ScholarResearch Project Supported by Shanxi Scholarship Council of ChinaCollege Student Innovation Program of Shanxi (Nos.2017550,2018081)National College Student Innovation and Entrepreneurship Training Program (No.201910112002)。
文摘Organic amines are important solvent and raw material in laboratory and industry,as well as releasing from cigarette smoke.It is significant to detect low-concentration amines for environment and public health.Here we reported that as-synthesized zinc oxide is an effective electrode material of electrochemical sensor for the detection of amines.The characterization results reveal that the ZnO morphologies experienced a change from hexagonal bowl-like microparticles,cones,prisms to nanoparticles by adjusting the reaction time,temperature,solvents and additives.Interestingly,ZnO material possessing hexagonal shapes and different sizes exhibits distinct electrochemical response in various amines solution,suggesting that there is a better dependent relationship between different morphological ZnO and amines detection.Particularly,regular hexagonal ZnO nanotablets exhibit a detectable electrochemical response and selectivity to ammonia,implying it can be serve as electrode material for highly effective detection of organic amines.
