Uniform nanostructured arrays of sodium rare-earth fluorides for highly efficient multicolor upconversion luminescence

被引:346
作者
Zhang, Fan
Wan, Ying
Yu, Ting
Zhang, Fuqiang
Shi, Yifeng
Xie, Songhai
Li, Yigang
Xu, Lei
Tu, Bo
Zhao, Dongyuan [1 ]
机构
[1] Fudan Univ, Dept Chem, Shanghai Key Lab Mol Catalysis & Innovat, Adv Mat Lab, Shanghai 200433, Peoples R China
[2] Shanghai Normal Univ, Dept Chem, Shanghai 200234, Peoples R China
[3] Fudan Univ, Dept Opt Sci & Engn, Shanghai 200433, Peoples R China
关键词
fluorides; hydrothermal synthesis; luminescence; nanostructures; rare earth metals;
D O I
10.1002/anie.200702519
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Array of light: Nanostructured arrays of NaMF4 (M = rare earth metal) can be prepared by a hydrothermal method. The arrays consist of nanoparticles with well-controlled morphologies (tubes, disks, or rods), phases (cubic or hexagonal), and sizes (80-900 nm). Multicolor upconversion fluorescence is realized in arrays of NaYF4 codoped with Er 3+ and Yb3+ or with Tm3+ and Yb3+ (see picture). (Figure Presented). © 2007 Wiley-VCH Verlag GmbH & Co. KGaA.
引用
收藏
页码:7976 / 7979
页数:4
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