Sulfur passivation of Ga2O3(Gd2O3)/GaAs metal-oxide-semiconductor structures

被引:5
|
作者
Eftekhari, G [1 ]
机构
[1] SUNY Albany, Dept Elect & Comp Engn, New Paltz, NY 12561 USA
来源
关键词
D O I
10.1116/1.1310658
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
The properties of Ga2O3 films evaporated on unpassivated and passivated GaAs surfaces using a Gd3Ga5O12 source were studied. The properties of unpassivated (passivated) films were a strong (weak) function of substrate temperature with best results obtained at a substrate temperature of about 100 degreesC. The thermal stability of films evaporated at a substrate temperature of 100 degreesC was studied as well. The passivated films showed a better thermal stability. The bonds formed at the surface layer of passivated GaAs were used to explain the results. (C) 2000 American Vacuum Society. [S0734-211X(00)04005-1].
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页码:2569 / 2572
页数:4
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