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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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