Influence of MWCNTs on β-Phase PVDF and Triboelectric Properties

Figure 3

Determination of roughness of PVDF composite films by AFM analysis. (a, b) The pure PVDF surface AFM images at a scale of 14.6 μm × 14.6 μm and 2 μm × 2 μm, respectively. (c, d) PVDF-10PCNT surface images at a scale of 14.6 μm × 14.6 μm and 3 μm × 3 μm, respectively.

(a)

(b)

(c)

(d)