MONOMER-EXCIMER KINETICS IN SOLUTION .1. STOCHASTIC MANY-PARTICLE APPROACH

被引:29
作者
NAUMANN, W [1 ]
MOLSKI, A [1 ]
机构
[1] ADAM MICKIEWICZ UNIV POZNAN,DEPT PHYS CHEM,PL-60780 POZNAN,POLAND
关键词
D O I
10.1063/1.467235
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
A stochastic many-particle approach is applied to study the kinetics of reversible excimer formation in solution. Coupled dynamic equations for the macroscopic concentrations and for the radial distribution function are derived, anti applied to analyze: (i) time resolved kinetics after a short pulse, and (ii) steady-state kinetics. Renormalization of the phenomenological excimer;dissociation rate coefficient due to nonequilibrium effects is discussed. A relation is demonstrated between steady-state, i eversible monomer-excimer kinetics and irreversible; fluorescence kinetics. Explicit results are given for the excimer fluorescence yield, assuming the Smoluchowski-Collins-Kimball reactivity model.
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收藏
页码:1511 / 1519
页数:9
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