Effect of Aluminum Sulfate and Succinic Acid on the Growth Law of α-Calcium Sulfate Hemihydrate under Microwave Irradiation

Figure 12

SEM images of solid-phase crystals obtained under different reaction times in the presence of 0.02% succinic acid: (a) 0.5 h; (b) 1 h; (c) 1.5 h; and (d) 2 h.

(a)

(b)

(c)

(d)