Atomic Force Microscopy of Structural-Mechanical Properties of Polyethylene Reinforced by Silicate Needle-Shaped Filler

Figure 4

AFM images of surface height (left column), indentation depth (middle column), and stiffness (right column): (a) ϕ = 5%, (b) ϕ = 10%, and (c) ϕ = 15%.

(a)

(b)

(c)