量子点
卤化物
钙钛矿(结构)
材料科学
二极管
发光二极管
光电子学
配体(生物化学)
离子
无机化学
结晶学
化学
有机化学
生物化学
受体
作者
Jun Pan,Li Na Quan,Yongbiao Zhao,Wei Peng,Banavoth Murali,Smritakshi P. Sarmah,Mingjian Yuan,Lutfan Sinatra,Noktan M. AlYami,Jiakai Liu,Emre Yassitepe,Zhenyu Yang,Oleksandr Voznyy,Riccardo Comin,Mohamed Nejib Hedhili,Omar F. Mohammed,Zheng‐Hong Lu,Dong Ha Kim,Edward H. Sargent,Osman M. Bakr
标识
DOI:10.1002/adma.201600784
摘要
A two-step ligand-exchange strategy is developed, in which the long-carbon- chain ligands on all-inorganic perovskite (CsPbX3 , X = Br, Cl) quantum dots (QDs) are replaced with halide-ion-pair ligands. Green and blue light-emitting diodes made from the halide-ion-pair-capped quantum dots exhibit high external quantum efficiencies compared with the untreated QDs.
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