Hydrothermal trivalent lanthanide doped Lu2O3 nanorods: Evaluation of the influence of the surface in optical emission properties

被引:3
作者
Barrera, Elixir W. [2 ]
Pujol, Maria Chita [2 ]
Diaz, Francesc [2 ]
Choi, Soo Bong [3 ]
Rotermund, Fabian [3 ]
Cascales, Concepcion [1 ]
机构
[1] Consejo Super Invest Cient, Inst Ciencia Mat Madrid, E-28049 Madrid, Spain
[2] Univ Rovira & Virgili, E-43007 Tarragona, Spain
[3] Ajou Univ, Div Energy Syst Res, Suwon 443749, South Korea
关键词
Nanorods; Cubic; Sesquioxide nanorods; Hydrothermal synthesis; Fluorescence lifetimes of Tm3+; Visible upconversion emissions; UP-CONVERSION LUMINESCENCE; CRYSTALS; YB3+; NANOPARTICLES; Y2O3-ER3+; LASER; TM3+;
D O I
10.1016/j.optmat.2011.06.001
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Tm3+-doped and Yb3+, Er3+/Tm3+-codoped Lu2O3 rods of similar to 90 nm of diameter have been prepared through a soft hydrothermal procedure. A body/surface model has been proposed to describe the dynamics exhibited by fluorescence decays of H-3(4) and F-3(4) Tm3+ multiplets in Tm-Lu(2)o(3) nanorods as well as the new features of the near infrared to visible upconverted emissions of Er3+ and Tm3+ in Yb3+-codoped Lu2O3 nanorods. (C) 2011 Elsevier B.V. All rights reserved.
引用
收藏
页码:399 / 403
页数:5
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