LARGE-SCALE HEXAGONAL DOMAINLIKE STRUCTURES SUPERIMPOSED ON THE ATOMIC CORRUGATION OF A GRAPHITE SURFACE OBSERVED BY SCANNING TUNNELING MICROSCOPY

被引:58
作者
LIU, CY [1 ]
CHANG, HP [1 ]
BARD, AJ [1 ]
机构
[1] UNIV TEXAS,DEPT CHEM,AUSTIN,TX 78712
关键词
D O I
10.1021/la00054a020
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Scanning tunneling microscopic images of large scale hexagonal domainlike waves superimposed on the normal atomic corrugation have been obtained on a highly oriented pyrolytic graphite surface. This hexagonal pattern had a spacing of 44 +/- 2 angstrom, an amplitude of 3.8 +/- 0.2 angstrom, and an orientation of about 30-degrees with respect to the atomic corrugation. The appearance of this type of structure may be caused by a rotation of the topmost layer of graphite relative to its neighboring underlayers.
引用
收藏
页码:1138 / 1142
页数:5
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