USE OF AU-IN-PD AND PD-IN ELECTROLESS DEPOSITS FOR OHMIC CONTACTS ON N-GAAS

被引:21
作者
STREMSDOERFER, G [1 ]
MARTIN, JR [1 ]
CLECHET, P [1 ]
NGUYENDU [1 ]
机构
[1] ECOLE CENT LYON,MET STRUCT LAB,F-69131 ECULLY,FRANCE
关键词
D O I
10.1149/1.2086378
中图分类号
O646 [电化学、电解、磁化学];
学科分类号
081704 ;
摘要
Codeposition of gold-palladium-indium and palladium-indium alloys onto n-GaAs substrates is obtained in an acidic medium by the electroless method. The preparation and characteristics of the different baths are presented. For the Pd-In alloys, a crystalline refractory Pd(In)3 compound is initially formed, whereas after a 2 min annealing treatment at 470°C traces of InAs and PdGa are found. A high-quality ohmic contact having p = 6.10-6Ω cm2 is obtained with annealing. © 1990, The Electrochemical Society, Inc. All rights reserved.
引用
收藏
页码:256 / 259
页数:4
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