CONTROL OF RESIDUAL IMPURITY INCORPORATION IN TERTIARYBUTYLARSINE-GROWN GAAS

被引:24
作者
HAACKE, G
WATKINS, SP
BURKHARD, H
机构
[1] American Cyanamid Company, Chemical Research Division, Stamford
关键词
D O I
10.1016/0022-0248(91)90481-J
中图分类号
O7 [晶体学];
学科分类号
0702 ; 070205 ; 0703 ; 080501 ;
摘要
Metalorganic chemical vapor deposition was used to grow unintentionally doped GaAs epitaxial layers and compare the properties of arsine- and tertiarybutylarsine-grown layers. Nearly identical electrical transport properties were found when the gallium source was triethylgallium. For both arsenic sources, layers grown at 76 Torr pressure had residual donor/acceptor concentrations in the 10(13)-10(14) cm-3 range and 77 K mobilities up to 160,000 cm2/V.s.
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页码:342 / 347
页数:6
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