Research Article

Synthesis of Iron Oxide Nanoparticles Using Isobutanol

Figure 2

XRD patterns of iron oxide samples: (a) S12 (0.1 M Fe(NO3)3·9H2O with NH4OH (28.0%) at 75°C); (b) S13 (0.1 M Fe(NO3)3·9H2O with NH4OH (28.0%) at 75°C and calcined at 400°C for 100 min); and (c) S10 (0.09 M FeCl2·4H2O with NH4OH (28.0%) at 75°C and calcined at 530°C for 2 h).