Research Article

Phase Transformation of VO2 Nanoparticles Assisted by Microwave Heating

Figure 5

SEM micrographs of vanadium oxide powders prepared by the oven heating at 100°C and the microwave heating at different microwave irradiation powers 180–600 W for 15 min and then calcined at (a) 400°C and (b) 500°C for 1 h.
841418.fig.005a
(a)
841418.fig.005b
(b)