Triplet-triplet annihilation delayed fluorescence of the proflavine cation in rigid alcoholic solutions at 77 degrees k

被引:8
作者
Ewald, M. [1 ]
Muel, B. [1 ]
Durocher, G. [1 ]
机构
[1] Univ Montreal, Dept Chim, Montreal, PQ H3C 3J7, Canada
关键词
D O I
10.1016/0009-2614(70)80008-2
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The absorption, excitation, fluorescence, delayed fluorescence and phosphorescence spectra together with incident light intensity dependence and decay characteristics of the delayed emissions of the proflavine cation in rigid alcoholic solutions are shown and analyzed. Evidence for a triplet-triplet annihilation delayed fluorescence in dye-rigid glass systems is reported for the first time. The possibility of molecular aggregation in these systems is briefly discussed.
引用
收藏
页码:83 / 86
页数:4
相关论文
共 36 条
[1]  
AZUMI T, 1963, J CHEM PHYS, V39, P1176
[2]   COUPLING OF MATRIX-TRAPPED ELECTRONS WITH AN EXTERNAL ELECTRIC FIELD - ELECTROPHOTOLUMINESCENCE IN A RIGID ORGANIC SOLUTION AT 77 DEGREES K [J].
BULLOT, J ;
ALBRECHT, AC .
JOURNAL OF CHEMICAL PHYSICS, 1969, 51 (05) :2220-&
[3]   DETAILED STUDIES OF A ONE-ELECTRON 2-PHOTON IONIZATION IN A RIGID ORGANIC SOLUTION AT 77 DEGREES K [J].
CADOGAN, KD ;
ALBRECHT, AC .
JOURNAL OF PHYSICAL CHEMISTRY, 1968, 72 (03) :929-&
[4]   PHOTOCONDUCTIVITY IN RIGID ORGANIC SOLUTIONS .3. TRIPLET INTERMEDIATE AND A KINETIC MODEL INVOLVING SECONDARY MATRIX TRAP PHOTOIONIZATION [J].
CADOGAN, KD ;
ALBRECHT, AC .
JOURNAL OF CHEMICAL PHYSICS, 1969, 51 (06) :2710-&
[5]   TRIPLET STATES OF SOME COMMON PHOTOSENSITIZNG DYES [J].
CHAMBERS, RW ;
KEARNS, DR .
PHOTOCHEMISTRY AND PHOTOBIOLOGY, 1969, 10 (03) :215-&
[6]   EFFECT OF DIMER FORMATION ON TRIPLET STATES OF ORGANIC DYES [J].
CHAMBERS, RW ;
KEARNS, DR .
JOURNAL OF PHYSICAL CHEMISTRY, 1968, 72 (13) :4718-&
[8]  
EWALD M, 1969, CR ACAD SCI B PHYS, V268, P973
[9]  
EWALD M, 1968, CR ACAD SCI B PHYS, V267, P447
[10]  
EWALD M, 1969, THESIS U PARIS PARIS