Synthesis and Photocatalytic Properties of ZnWO₄ Nanocrystals via a Fast Microwave-Assisted Method

Figure 4

TEM morphologies of ZnWO₄ at 180°C for different reaction times, 5 min (a), 10 min (b), 15 min (c), and HRTEM (d).

(a)

(b)

(c)

(d)