THEORETICAL POSSIBILITY OF STAGE CORRUGATION IN SI AND GE ANALOGS OF GRAPHITE

被引:902
作者
TAKEDA, K
SHIRAISHI, K
机构
[1] NTT Basic Research Laboratories, Atsugi
来源
PHYSICAL REVIEW B | 1994年 / 50卷 / 20期
关键词
D O I
10.1103/PhysRevB.50.14916
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The planarity of the aromatic stage of two-dimensional Si and Ge layers are theoretically investigated by first-principles total-energy calculations. While a C atom prefers to form the flat aromatic stage, i.e., graphite, Si and Ge prefer to form the corrugated aromatic stage. Si can be said to be the critical element by which the corrugated stage is formed. © 1994 The American Physical Society.
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页码:14916 / 14922
页数:7
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