稀土掺杂单色上转换发光纳米晶材料研究进展  

Research Progresses in Rare Earth Doped Single-band Upconversion Luminescent Nanocrystals

作　　者：冀皓丽 陈东 董文坤[2,3] 凌世生 乔旭升 樊先平[1,2] Ji Haoli;Chen Dong;Dong Wenkun;Ling Shisheng;Qiao Xusheng;Fan Xianping(State Key Laboratory of Silicon and Advanced Semiconductor Materials,Zhejiang University,Hangzhou 310027,China;Zhejiang University-Assure Technologies Corporation Limited(Hangzhou)Joint Research and Development Center,Hangzhou 310011,China;Assure Tech.(Hangzhou)Co.,LTD.,Hangzhou 310011,China)

机构地区：[1]浙江大学材料科学与工程学院硅及先进半导体材料全国重点实验室,浙江杭州310027 [2]杭州安旭生物科技有限公司,浙江杭州310011 [3]浙江大学-安旭生物联合研发中心,浙江杭州310011

出　　处：《中国稀土学报》2024年第6期1029-1040,I0001,共13页Journal of the Chinese Society of Rare Earths

基　　金：浙江省科技厅“领雁”研发攻关项目(2022C01142)资助。

摘　　要：稀土掺杂单色上转换发光纳米晶材料具有色纯度高、不易受其他信号串扰的特点,在生物检测和荧光编码领域展现独特的优势。本文主要对实现稀土纳米晶单色发光的途径以及稀土红、绿、蓝单色上转换发光纳米晶研究现状进行了较系统总结,主要包括:引入其他离子改变能量传递方式、选择合适的基质、包覆惰性壳层、引入第三种材料作为配体吸收杂峰发光。最后,对稀土单色上转换发光材料未来可能的研究和发展方向做了展望。Rare earth doped single-band upconversion luminescent nanocrystals exhibit unique advantages in the fields of biological detection and fluorescence coding due to their high color purity which can exempt from the crosstalk from other signals.This article provides a systematic summary and analysis of the ways in which rare earth doped upconversion nanocrystals have been regulated to achieve single-band luminescence and the current research status of rare earth doped red,green and blue single-band upconversion in recent years,mainly including introducing other ions to change the energy transfer mechanism,choosing the appropriate host material,coating inactive shell,introducing a third material as a ligand to absorb impurity peak luminescence.Finally,this article provides possible research and development directions in the future.

关 键 词：稀土 单色上转换发光 纳米晶 

分 类 号：O482.31[理学—固体物理]