过渡金属硫族化合物基于激子的光致发光调控研究进展  

Progress of Photoluminescence Regulation of Transition Metal Chalcogenides Based on Excitons

作　　者：邹琳 王兴军 李生娟[1] ZOU Lin;WANG Xingjun;LI Shengjuan(School of Materials Chemistry,University of Shanghai for Science and Technology,Shanghai 200093,China;College of Science,University of Shanghai for Science and Technology,Shanghai 200093,China)

机构地区：[1]上海理工大学材料与化学学院,上海200093 [2]上海理工大学理学院,上海200093

出　　处：《广州化学》2024年第5期17-22,共6页Guangzhou Chemistry

基　　金：国家自然科学基金项目(12174417)。

摘　　要：简单介绍了二维(2D)层状过渡金属硫族化合物(transition metal dichalcogenide,TMD)材料中的激子,具体介绍了TMD材料的优缺点以及目前研究所面临的现状和问题,其中合成高产率、高性能的单层TMD是TMD作为下一代电子材料进一步发展的关键挑战。详细综述了基于TMD中的激子对调控光致发光方法的最新进展,包括化学掺杂、衬底工程、抑制激子-激子湮灭(EEA)等方法,最后总结和展望了TMD材料目前研究现状存在的主要问题以及未来的需求与挑战。First,briefly introduce the excitons in 2D TMD material,and then the advantages and disadvantages of TMD materials and the current problems the research faces are introduced.The synthesis of high-yield,high-performance monolayer TMD is the most critical challenge for the further development of TMD as a next-generation electronic material,so the latest progress of exciton-based photoluminescence control methods based on exciton pairs in TMD is reviewed in detail,including chemical doping,substrate engineering,exciton-exciton annihilation inhibition(EEA)and other methods.Finally,the current research status of TMD materials,the main problems,and the future needs and challenges are prospected.

关 键 词：二维材料 过渡金属硫族化合物 激子 光致发光 化学掺杂 

分 类 号：TN304.2[电子电信—物理电子学]