WORK-FUNCTION ANISOTROPIES AS AN ORIGIN OF LONG-RANGE SURFACE FORCES

被引:78
作者
BURNHAM, NA
COLTON, RJ
POLLOCK, HM
机构
[1] USN, RES LAB, SURFACE CHEM BRANCH, WASHINGTON, DC 20375 USA
[2] UNIV LANCASTER, SCH PHYS & MAT, LANCASTER LA1 4YB, ENGLAND
关键词
D O I
10.1103/PhysRevLett.69.144
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Unusual effects noticed in previous force microscopy data are explained by a model based on work-function anisotropies and their associated patch charges. Measurable forces between macroscopic bodies can be due to the interaction of patch charges, with important consequences in the fields of surface forces, contact mechanics, adhesion, Schottky barriers, and the surface properties of insulators.
引用
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页码:144 / 147
页数:4
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