Iterative evaluation of thermally stimulated depolarization current peak parameters in polymers: A dipolar interaction approach to molecular dipole relaxation
作者:
M. D. Migahed,
M. T. Ahmed,
A. E. Kotp,
I. M. El‐Henawy,
期刊:
Journal of Applied Physics
(AIP Available online 1995)
卷期:
Volume 78,
issue 8
页码: 5079-5083
ISSN:0021-8979
年代: 1995
DOI:10.1063/1.359738
出版商: AIP
数据来源: AIP
摘要:
An approach for the dipole relaxation in polymers is treated considering the dipole–dipole interaction between the molecules. The thermally stimulated depolarization peak parameters, i.e., the activation energyE, the pre‐exponential factor &tgr;0, and the dipole interaction strength parameterq, were evaluated using the iterative technique. Good results are obtained in comparison with other methods. A linear relationship between the activation energy and the logarithm of the pre‐exponential factor of the relaxation times is existing confirming the operation of the compensation law. ©1995 American Institute of Physics.
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