Research Article
Understanding Friction and Wear Behaviours of Smooth Resilient Surfaces: Application for Pedestrian Fall Safety Improvements
Figure 5
Photoelectron micrographs for the wear particles from rubbed tracks of the PMMA surfaces after the dynamic friction tests (ADFT): (a) PMMA1, (b) PMMA2, (c) PMMA3, and (d) PMMA4.