Localised impurity induced layer disordering for lithographic control of the lateral oxidation of AlAs

被引:3
作者
Massengale, AR [1 ]
Ueda, T
Harris, JS
Tai, CY
Deal, MD
Plummer, JD
Fernandez, R
机构
[1] Stanford Univ, Ctr Integrated Syst, Solid State Elect Lab, Stanford, CA 94305 USA
[2] Stanford Univ, Ctr Integrated Syst, Integrated Circuits Lab, Stanford, CA 94305 USA
[3] Lockheed Martin Adv Tech Ctr, Palo Alto, CA 94304 USA
关键词
aluminium compounds; impurities;
D O I
10.1049/el:19970734
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 lateral oxidation of AlAs is becoming an important processing tool, but has proven difficult to control. A method is presented to achieve lithographic control of the lateral oxidation process. The technique uses impurity induced layer disordering in buried, heavily Si-doped layers to locally change the oxidation rate of an AlAs layer. Several types of capping conditions during the anneal are discussed.
引用
收藏
页码:1087 / 1089
页数:3
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