CONCENTRATION-DEPENDENCE OF CHARGE-CARRIER MOBILITY IN DISORDERED ORGANIC MATRICES - COMPARISON OF A SMALL POLARON HOPPING MODEL WITH A DIPOLE TRAP MODEL

被引:3
|
作者
NOVIKOV, SV
VANNIKOV, AV
机构
[1] A.N. Frumkin Institute of Electrochemistry, Russian Academy of Sciences, 117071 Moscow
关键词
D O I
10.1016/0009-2614(94)00565-6
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
Using a dipole trap model we propose an explanation for the different types of behaviour of the charge carrier mobility dependence on the average intersite distance. We show that the whole variety of mobility behaviours may be described within one framework. We predict that, at least for one system, the mobility ''prefactor' at low temperature must be an increasing function of an intersite distance.
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页码:501 / 507
页数:7
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