Semiconductor nanocrystals in fluorous liquids for the construction of light-emitting diodes

被引:5
作者
Park, Myeongjin [1 ]
Jung, Seok-Heon [2 ]
Lim, Jaehoon [3 ]
Kim, Dae-Young [2 ]
Kim, Hee-Jin [2 ]
Lee, Seungyong [2 ]
Jung, Heeyoung [1 ]
Lee, Seonghoon [4 ]
Lee, Changhee [1 ]
Lee, Jin-Kyun [2 ]
机构
[1] Seoul Natl Univ, Dept Elect & Comp Engn, Interuniv Semicond Res Ctr, Seoul 151744, South Korea
[2] Inha Univ, Dept Polymer Sci & Engn, Inchon 402751, South Korea
[3] Los Alamos Natl Lab, Div Chem, Los Alamos, NM 87545 USA
[4] Seoul Natl Univ, Sch Chem, Seoul 151747, South Korea
关键词
QUANTUM DOTS; ORGANIC ELECTRONICS; POLYMER; DEVICES; ELECTROLUMINESCENCE; HYDROFLUOROETHERS; SEPARATION; EFFICIENCY; SOLVENTS; BRIGHT;
D O I
10.1039/c4tc02503b
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
This communication reports a materials handling strategy based on fluorous materials chemistry using CdSe/CdS/CdZnS core-shell type semiconductor nanocrystals. When the crystals were treated with the semi-perfluoroalkanethiol ligands in the presence of (Pr2EtN)-Pr-i, the surface-modified nanocrystals (R(F)1-NC and R(F)2-NC) became soluble in the fluorous liquids. Solutions of R(F)1-NC and R(F)2-NC in HFE-7500 enabled the solution-casting of nanocrystalline films on top of a small-molecular hole-transporting layer and provided layered structures suitable for light-emitting diode fabrication.
引用
收藏
页码:2759 / 2762
页数:4
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