荧光碳点的制备、发光机理及应用  

Preparation,Luminescence Mechanism and Application of Fluorescent Carbon Dots

作　　者：张震[1] 曲丹 安丽[1] 汪夏燕[1] 孙再成[1] ZHANG Zhen;QU Dan;AN Li;WANG Xia-yan;SUN Zai-cheng(Center of Excellence for Environmental Safety and Biological Effects, Beijing Key Laboratory for Green Catalysis and Separation, Department of Chemistry and Biology, Beijing University of Technology, Beijing 100124, China)

机构地区：[1]北京工业大学化学与生物系绿色催化与分离北京市重点实验室,环境安全与生物效应中心,北京100124

出　　处：《发光学报》2021年第8期1125-1140,共16页Chinese Journal of Luminescence

基　　金：国家自然科学基金(21805004,21671011,21872001,51801006,21625501);北京市自然科学基金(2192005);北京市教委项目(KM201910005016);北京市卓越科学家计划(BJJWZYJH01201910005017)资助项目。

摘　　要：碳点合成原料来源广泛,发光性能可调,生物相容性良好,在生物成像、离子检测、发光材料等领域具有巨大的应用潜力。本文综述了碳点的制备方法、发光原理以及应用,重点介绍了碳点的制备方法,总结了近年来碳点在催化、生物成像等领域的最新进展;指出未来研究中需要进一步对碳点的合成进行优化,深入探究碳点的发光机理;制备发光波长可调、尺寸可调的碳点,对其在发光器件、生物成像、传感等领域的应用具有重要意义。Carbon dots have the advantages of wide sources of synthetic raw materials,adjustable luminescence performance,and good biocompatibility.They have huge application potential in the fields of bioimaging,ion detection,luminescent materials and other fields.The preparation methods,the luminescence principle and the application of carbon dots are reviewed.The preparation method of carbon dots is emphasized.The latest progress of carbon dots in the fields of catalysis and biological imaging in recent years is summarized.The synthesis of carbon dots is further optimized,and the luminescence mechanism of carbon dots is deeply explored.The preparation of carbon dots with adjustable luminescence wavelength and adjustable size is of great significance for their applications in light-emitting devices,bioimaging,sensing and other fields.

关 键 词：碳点 发光机理 生物成像 离子检测 催化 

分 类 号：O482.31[理学—固体物理]