Prebreakdown conduction in zinc oxide varistors: Thermionic or tunnel currents and one-step or

Castro, M.S.; Aldao, C.M.
August 1993
Applied Physics Letters;8/23/1993, Vol. 63 Issue 8, p1077
Academic Journal
Evaluates the prebreakdown conduction in zinc oxide varistors. Presence of two breaks in the current-temperature (I-T) relation; Reproduction of I-T curves by calculating currents for a double Schottky barrier; Duplication of electrical properties of the varistors through the two-step transport process model.


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