Polyaniline/Polystyrene Blends: In-Depth Analysis of the Effect of Sulfonic Acid Dopant Concentration on AC Conductivity Using Broadband Dielectric Spectroscopy

Figure 7

SEM images of pure PANI and CSA-doped PANI-PS blends. (a) Pure PANI, (b) PANI-PS 0.2 M CSA, (c) PANI-PS 0.3 M CSA, (d) PANI-PS 0.4 M CSA, and (e) PANI-PS 0.5 M CSA.

(a)

(b)

(c)

(d)

(e)