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Observation of further MN rule in a- Se100-xBix thin films at high electric fields

S. YADAV1, S. K. SHARMA1, A. KUMAR1,*

Affiliation

  1. Department of Physics, Harcourt Butler Technological Institute, Kanpur, India

Abstract

In the present paper, we report temperature dependence of conductivity in a- Se100-xBix thin films at different electric fields. It is observed that conductivity is thermally activated with single activation energy at all the electric fields applied. However, the pre-exponential factor and activation energy are found to be dependent on electric field applied. A correlation is observed between pre-exponential factor and activation energy which is similar to Meyer-Neldel rule. The paper also reports the further MN rule in the present glassy system..

Keywords

Chalcogenide glasses, Activation energy, Pre-exponential factor.

Citation

S. YADAV, S. K. SHARMA, A. KUMAR, Observation of further MN rule in a- Se100-xBix thin films at high electric fields, Optoelectronics and Advanced Materials - Rapid Communications, 5, 3, March 2011, pp.268-272 (2011).

Submitted at: March 5, 2011

Accepted at: March 16, 2011