Phase Transformation of VO2 Nanoparticles Assisted by Microwave Heating
Figure 9
XRD patterns of vanadium oxide powders prepared by calcination of the 300 W microwave heated samples at 500°C for 1 h with different molar ratios of NH4VO3 and oxalic acid: (a) Nonoxalic acid, (b) 2 : 2.6, (c) 2 : 2.7, and (d) 2 : 2.8.