Fig. 9
From: Graphene oxide and cannabidiol-based hybrid coatings on PMMA for biomedical applications

Coefficient of friction as a function of sliding distance for samples subjected to the loads of: (a) 2 N and (b) 5 N.
From: Graphene oxide and cannabidiol-based hybrid coatings on PMMA for biomedical applications

Coefficient of friction as a function of sliding distance for samples subjected to the loads of: (a) 2 N and (b) 5 N.