CdS Nanotubes and Y-Branched Nanochannels in AAM Fabricated by a Double Diffusion Route

Figure 6

FE-SEM images of as-prepared samples under concentrations of 0.005 M CdCl₂ and 0.01 M Na₂S with different reaction time (a, b) 40 min; (c, d) 60 min.

(a)

(b)

(c)

(d)