The Impact of Changed Barrier Layer Parameters upon Tunnelling in GaN/AlGaN/GaN Schottky Structures

被引:0
|
作者
Racko, J. [1 ]
Mikolasek, M. [1 ]
Granzner, R. [2 ]
Al Mustafa, N. [2 ]
Schwierz, F. [2 ]
Breza, J. [1 ]
机构
[1] Slovak Univ Technol Bratislava, Ilkovicova 3, Bratislava 81219, Slovakia
[2] Tech Univ Ilmenau, D-98684 Ilmenau, Germany
关键词
MODEL;
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中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We have designed and applied a new trap-assisted-tunnelling model to simulate GaN/AlGaN/GaN Schottky structures. The influence was investigated of a varied cap thickness on the overall current flow. It is shown that large currents experimentally observed in such a reverse biased Schottky structure have a tunnelling nature and can be described by our new model.
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页码:207 / 210
页数:4
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