CHARACTERIZATION OF TIPS FOR CONDUCTING ATOMIC-FORCE MICROSCOPY

被引:76
|
作者
OSHEA, SJ
ATTA, RM
WELLAND, ME
机构
[1] Department of Engineering, Cambridge University
来源
REVIEW OF SCIENTIFIC INSTRUMENTS | 1995年 / 66卷 / 03期
关键词
D O I
10.1063/1.1145649
中图分类号
TH7 [仪器、仪表];
学科分类号
0804 ; 080401 ; 081102 ;
摘要
The conductivity of a variety of atomic force microscopy tips was investigated by measuring both current-voltage characteristics and force profile data for the tip in contact with graphite. This allows the conductivity to be studied as a function of tip-sample distance. It was found that etched gold wires or levers coated with a conducting diamond film were the best tips to use for experimentation on hard (SiO2) surfaces. Metal-coated levers, particularly gold, were found to wear rapidly such that the very end of the tip became insulating. © 1995 American Institute of Physics.
引用
收藏
页码:2508 / 2512
页数:5
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