ZERO BIAS ANOMALY DUE TO ELASTIC TUNNELING IN MIM STRUCTURES

被引:11
作者
AYMERICHHUMET, X
SERRAMESTRES, F
机构
[1] Departamento de Electricidad y Electrónica, Universidad Autónoma de Barcelona
来源
PHYSICA STATUS SOLIDI A-APPLIED RESEARCH | 1979年 / 54卷 / 02期
关键词
D O I
10.1002/pssa.2210540229
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The elastic resonant tunneling process is analysed in a three‐dimensional way, by means of a new stationary resonance model (SRM). Taking the Green's function of the potential barrier of an asymmetric MIM structure as a starting point, the resonant current density due to the localized states which are in the insulators is calculated. Peaks in the logarithmic conductance derivate (zero bias anomaly), as well as a great current sensitivity to temperature at low bias are proved to exist. The experimental results in the literature agree with the theoretical predictions. Copyright © 1979 WILEY‐VCH Verlag GmbH & Co. KGaA
引用
收藏
页码:655 / 663
页数:9
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