3D Cu(OH)₂ Hierarchical Frameworks: Self-Assembly, Growth, and Application for the Removal of TSNAs

Figure 6

FESEM images of the Cu(OH)₂ structures prepared with [NaOH]=7molL⁻¹ and [K₂S₂O₈]=0.13molL⁻¹ for (a) 1 min, (b) 5 min, (c) 10 min, (d) 15 min, (e) 20 min, and (f) 30 min.

(a)

(b)

(c)

(d)

(e)

(f)