ABSOLUTE QUANTUM YIELDS FOR EXCIPLEX FLUORESCENCE

被引:8
作者
HALE, SJ [1 ]
MELTON, LA [1 ]
机构
[1] UNIV TEXAS,DEPT CHEM,RICHARDSON,TX 75083
关键词
D O I
10.1366/0003702904085895
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
The absolute quantum yields for exciplex fluorescence in four solutions which have potential as exciplex-based vapor/liquid visualization systems have been measured. The room-temperature absolute quantum yields for 10% dibutyl-aniline/0.4%, 1-cyanonaphthalene, 12.5% 1-methylnaphthalene/0.5% N,N,N′,N′-tetramethyl-p-phenylenediamine (TMPD), 10% trihexylamine/1.0% 1-cyanonaphthalene, and 10% naphthalene/1.0% TMPD in hexadecane or cyclohexane are 0.03 ± 0.005, 0.05 ± 0.002 (308 nm), 0.02 ± 0.001, and 0.16 ± 0.021, respectively. The temperature dependence of the absolute quantum yield for the 10% naphthalene/1% TMPD in the hexadecane system was measured over the range of 23 to 260°C and was found to decrease by 20-30% at 260°C.
引用
收藏
页码:101 / 105
页数:5
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