Cation-rich (100) surface reconstructions of InP and GaP

被引:32
作者
Mirbt, S [1 ]
Moll, N
Cho, K
Joannopoulos, JD
机构
[1] MIT, Dept Phys, Cambridge, MA 02139 USA
[2] Stanford Univ, Dept Mech Engn, Div Mech & Computat, Stanford, CA 94305 USA
关键词
D O I
10.1103/PhysRevB.60.13283
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The trimer reconstruction of the (100) InP surface which has been discovered experimentally is confirmed by first-principle calculations. The charge density of atomic configuration, which has the lowest surface energy is in perfect agreement with experimental scanning tunneling microscopy images. We predict the same trimer reconstruction also to be observable on GaP (100) surfaces and discuss how local stress makes this reconstruction energetically unfavorable for GaAs. [S0163-1829(99)01943-8].
引用
收藏
页码:13283 / 13286
页数:4
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