Sliding friction of solid xenon monolayers and bilayers on Ag(111)

被引:133
作者
Daly, C
Krim, J
机构
[1] Physics Department, Northeastern University, Boston, MA
关键词
D O I
10.1103/PhysRevLett.76.803
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We have measured the force required to slide one- and two-atom-thick solid films of xenon along a Ag(111) surface, and observe that the friction associated with the bilayer is approximately 25% greater than that associated with the monolayer. Our result sheds new light on the nature of atomic-scale frictional energy dissipation mechanisms, and demonstrates how localized to an interface such mechanisms can be.
引用
收藏
页码:803 / 806
页数:4
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