STRESS-INDUCED LAYER-BY-LAYER GROWTH OF GE ON SI(100)

被引:142
作者
TERSOFF, J
机构
[1] IBM Research Division, Thomas J. Watson Reserach Center, Yorktown Heights
来源
PHYSICAL REVIEW B | 1991年 / 43卷 / 11期
关键词
D O I
10.1103/PhysRevB.43.9377
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Several experiments have found that Ge initially grows layer by layer on the Si(100)2 x 1 surface, up to a thickness of 3 atomic layers. Further growth occurs via islands. Here, model calculations show that layer-by-layer growth is stabilized for up to 3 layers because it reduces the strain energy associated with the surface dimerization.
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页码:9377 / 9380
页数:4
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