Aligned Carbon Nanotubes Array by DC Glow Plasma Etching for Supercapacitor

Figure 3

Transmission electron microscopy (TEM) images of etching effect with different powers: (a) and (b) corresponding to 2 watts, (c) and (d) corresponding to 10 watts, and (e) and (f) corresponding to 50 watts.

(a)

(b)

(c)

(d)

(e)

(f)