IDEAL HYDROGEN TERMINATION OF SI(001) SURFACE BY WET-CHEMICAL PREPARATION

被引:89
作者
MORITA, Y
TOKUMOTO, H
机构
[1] Joint Research Center for Atom Technology, National Institute for Advanced Interdisciplinary Research, Tsukuba, Ibaraki 305
关键词
D O I
10.1063/1.114326
中图分类号
O59 [应用物理学];
学科分类号
摘要
A nearly ideal Si(001) surface was prepared by a wet-chemical method with a solution of HF:HCl=1:19 (pH<1). The surface was examined by scanning tunneling microscopy and was found to be covered by the uniform dihydride phase. Its successful preparation was the direct consequence of the following facts: The suppression of the (111) facet formation due to a low concentration of OH ions in the etchant solution and the stabilization of the surfaces structure due to the formation of the ordered steps. (C) 1995 American Institute of Physics.
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页码:2654 / 2656
页数:3
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