A comment on the dynamics of excitation trapping in molecular crystals
Author(s) -
J. Klafter,
R. Silbey
Publication year - 1981
Publication title -
the journal of chemical physics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.071
H-Index - 357
eISSN - 1089-7690
pISSN - 0021-9606
DOI - 10.1063/1.441504
Subject(s) - trapping , formalism (music) , excitation , statistical physics , time evolution , physics , random walk , master equation , continuous time random walk , quantum mechanics , mathematics , biology , statistics , art , ecology , musical , visual arts , quantum
In this paper we consider the long‐time trapping rate, by a deep sink, of an excitation which migrates incoherently in a one‐dimensional molecular crystal. The approaches based on the first passage time version of the continuous time random walk and on the master equation formalism are compared and put in a unified framework. Time domains are predicted for the different behaviors of the trapping rates for both one‐ and two‐dimensional systems.
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