醇溶性氧化锌量子点的制备及其表征  

Preparation and Characterization of Alcohol Zinc Oxide Quantum Dots

作　　者：刘帅 吴再坤[2] 胡思前[1] 朱天容[1] LIU Shuai;WU Zai-kun;HU Si-qian;ZHU Tian-rong(Key Laboratory of Optoelectronic Chemical Materials and Devices of Ministry of Education,College of Photoelectric Materials and Technology,Jianghan University,Hubei Wuhan 430056;Hubei Key Laboratory of Novel Reactor and Green Chemical Technology,School of Chemical Engineering&Pharmacy,Wuhan Institute of Technology,Hubei Wuhan 430073,China)

机构地区：[1]江汉大学,光电化学材料与器件教育部重点实验室,光电材料与技术学院,湖北武汉430056 [2]新型反应器与绿色化学工艺湖北省重点实验室,武汉工程大学化工与制药学院,湖北武汉430073

出　　处：《广州化工》2024年第5期64-66,共3页GuangZhou Chemical Industry

基　　金：湖北省级大学生创新训练项目(S202411072099);2024年江汉大学校级一般项目(2024yb110);2024年江汉大学校级重点项目(2024zd046)。

摘　　要：氧化锌是新型的Ⅱ-Ⅳ族化合物半导体原料。采用溶胶凝胶法,分别探究了反应温度,反应时间和反应物比例对氧化锌量子点制备的影响。使用扫描电镜(SEM)、紫外-可见分光光度仪(UV-vis)、荧光光度仪表征了ZnO量子点的尺寸、形貌、结构和光学性能。ZnO量子点最佳制备条件:反应温度为70℃、时间为80 min、反应物(氢氧化锂∶氯化锌)比例为3∶1、且为稳定性好,荧光性能好的条形状氧化锌量子点。Zinc oxide is aⅡ-Ⅳcompound semiconductor material.Using sol-gel method,the reaction temperature,reaction time and the ratio of material were explored to the preparation of zinc oxide quantum dots.Size,morphology,structure and optical properties of ZnO quantum dots were scanning electron microscopy(SEM),UV-visible spectrophotometer(UV-vis),fluorescence photometers by enlisted,and the results were analyzed and discussed.Finally,optimum conditions of ZnO quantum dots were as follows:reaction temperture was 70℃,reaction time was 80 min,lithium hydroxide∶zinc chloride ratio was 3∶1,a good stability,good performance fluorescent stripe shape ZnO quantum dots was get.

关 键 词：量子点 氧化锌 溶胶凝胶法 表征 荧光 

分 类 号：O636.9[理学—高分子化学]