TUNNELING ANOMALY IN DISORDERED METAL SILICIDE-SILICON JUNCTIONS

被引:1
作者
CABANSKI, W
SCHULZ, M
机构
[1] Institute for Applied Physics, University of Erlangen, Erlangen, D-8520
来源
APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING | 1990年 / 50卷 / 06期
关键词
71.45-d; 73.30+y; 73.40; Gh;
D O I
10.1007/BF00323445
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Tunneling measurements on Ti-, Cr-, and Al-Schottky diodes are performed after transient annealing to form an interfacial silicide. A large zero-bias resistance anomaly is observed for Ti and Cr with a square-root law in the temperature dependence. The observation is interpreted in terms of electron-electron correlation in a disordered metal layer at the silicide-silicon interface. For aluminum which does not form a silicide, the tunneling anomaly is not observed. © 1990 Springer-Verlag.
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页码:541 / 544
页数:4
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