Characterization of the Nanoporous Template Using Anodic Alumina Method

Figure 3

SEM micrographs of AAO films (sample A) at various concentrations: (a) 0.1 M, (b) 0.2 M, (c) 0.3 M, (d) 0.4 M, (e) 0.5 M, and (f) 0.6 M. After anodic oxidation, pore-widening treatment was performed in 6 wt% H₃PO₄ at 30°C.

(a)

(b)

(c)

(d)

(e)

(f)