ANOMALOUS FORCE DEPENDENCE OF AFM CORRUGATION HEIGHT OF A GRAPHITE SURFACE IN AIR

被引:3
作者
ISHIZAKA, T
SUGAWARA, Y
KUMAGAI, K
MORITA, S
机构
[1] IWATE UNIV, FAC ENGN, DEPT ELECTR ENGN, MORIOKA, IWATE 020, JAPAN
[2] HIROSHIMA UNIV, FAC SCI, DEPT PHYS, HIROSHIMA 730, JAPAN
来源
JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS | 1990年 / 29卷 / 07期
关键词
Afm (atomic force microscope); Afm/pcm; Corrugation height; Force dependence; Graphite surface; Repulsive force;
D O I
10.1143/JJAP.29.L1196
中图分类号
O59 [应用物理学];
学科分类号
摘要
To investigate the force dependence of the AFM corrugation height of graphite under strong repulsive force, we measured the AFM corrugation height and tunneling current between the W lever and graphite surface simultaneously as a function of repulsive force up to ∼1.5×10-5 N. As a result, we found a peak of the AFM corrugation height at ∼1.1×10-5 N where the tunneling current showed a sudden increase. Even after the sudden increase of the tunneling current, we could observe atomically resolved AFM/PCM (point contact microscope) images simultaneously. © 1990 The Japan Society of Applied Physics.
引用
收藏
页码:L1196 / L1198
页数:3
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