基于光学成像技术的单颗粒电化学研究  

Imaging the electrochemistry of single nanoparticles with optical microscopy

作　　者：肖依 徐维林[1,2] Yi Xiao;Weilin Xu(State Key Laboratory of Electroanalytical Chemistry and Jilin Province Key Laboratory of Low Carbon Chemical Power,Changchun Institute of Applied Chemistry,Chinese Academy of Sciences,Changchun 130022,China;University of Science and Technology of China,Hefei 230026,China)

机构地区：[1]中国科学院长春应用化学研究所,电分析化学国家重点实验室,吉林省先进低碳化学电源重点实验室,长春130022 [2]中国科学技术大学,合肥230026

出　　处：《中国科学：化学》2021年第3期323-336,共14页SCIENTIA SINICA Chimica

基　　金：国家自然科学基金(编号:21925205,21733004,21633008,U1601211,2018YFB1502302);香港王宽诚教育基金资助项目。

摘　　要：光学显微镜技术具有高时空分辨率、高通量、高灵敏度、非接触等优点,十分适合于微观、异相界面的电子转移过程研究,因而在单颗粒电化学分析中展现出良好的应用前景.结合本课题组的研究工作,本文主要介绍了单分子荧光显微镜、表面等离激元共振显微镜、暗场显微镜及电化学发光四种光学显微技术在单纳米粒子电化学研究方面取得的最新研究进展,最后展望了光学显微镜成像技术的应用前景和挑战.Optical microscopes have emerged as powerful tools towards electrochemical analysis of single nanoparticles,owing to their sufficient spatial and temporal resolution,high throughput,excellent sensitivity and noncontact nature.This review summarized recent progress on studying the nanochemistry at single-particle level by using four types of advanced optical techniques,such as fluorescence microscopy,surface plasmon resonance microscopy,dark-field microscopy,and electrogenerated chemiluminescence.Finally,we provided our opinions on the remaining challenges and prospects for future work in this field.

关 键 词：单颗粒电化学 荧光显微镜 表面等离激元共振显微镜 暗场显微镜 电化学发光显微镜 

分 类 号：O646[理学—物理化学] TB383.1[理学—化学]