Fluorescent liquid pyrene derivative-in-water microemulsions

被引:32
作者
Hollamby, M. J. [1 ]
Danks, A. E. [2 ]
Schnepp, Z. [2 ]
Rogers, S. E. [3 ]
Hart, S. R. [4 ]
Nakanishi, T. [5 ]
机构
[1] Keele Univ, Sch Phys & Geog Sci, Keele ST5 5BG, Staffs, England
[2] Univ Birmingham, Sch Chem, Birmingham B15 2TT, W Midlands, England
[3] Rutherford Appleton Lab, ISIS STFC, Chilton OX11 0QX, Oxon, England
[4] Keele Univ, Inst Sci & Technol Med, Keele ST5 5BG, Staffs, England
[5] Natl Inst Mat Sci, Int Ctr Mat Nanoarchitecton, 1-2-1 Sengen, Tsukuba, Ibaraki 3050047, Japan
关键词
LIGHT-EMITTING DIODE; ANGLE NEUTRON-SCATTERING; ORGANIC SEMICONDUCTORS; NONIONIC SURFACTANTS; AQUEOUS-SOLUTIONS; MICELLAR GROWTH; C12E6; MICELLES; SIZE; DROPLETS; SHAPE;
D O I
10.1039/c6cc01517d
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
A fluorescent liquid pyrene derivative with a high fluorescence quantum yield (65%) in the bulk state is reported. With this as the sole oil phase, stable luminescent oil-in-water microemulsions have been prepared. Increasing the loading of liquid pyrene swells the droplets, as detected by small-angle neutron scattering. These larger droplets have a greater proportion of pyrene excimer emission contribution in their photoluminescence spectra, which leads to a red shift in the chromaticity of the emission.
引用
收藏
页码:7344 / 7347
页数:4
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