Article
Environmental Dependence of Atomic-scale Friction at Graphite Surface Steps
Physics Review
Document Type
Article
Publication Date
7-3-2013
Disciplines
Abstract
Atomic force microscopy experiments and molecular dynamics simulations show that friction between a nanoscale tip and atomically stepped surfaces of graphite is influenced by the environment. The presence of a small amount of water increases friction at atomic steps, but does not strongly influence friction on flat terraces.
Citation Information
Philip Egberts, Zhijiang Ye, Xin Z. Liu and Yalin Dong. "Environmental Dependence of Atomic-scale Friction at Graphite Surface Steps" Physics Review Vol. 88 Iss. 3 (2013) p. 35409 Available at: http://works.bepress.com/yalin_dong/27/