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Magnetic susceptibility data of α-Fe2O3 nanoparticles calcined at different temperatures and times.
| Calcination Temperature (°C) & Time (h) | Coercivity (Oe) Hc | Remnant mass magnetization (emu/g) Mr | Saturation mass magnetization (emu/g) Ms | |
|---|---|---|---|---|
| 600, 3 | 0.0119 | 0.0593 | 0.5620 | |
| 600, 4 | 0.0174 | 0.0694 | 0.6029 | |
| 700, 3 | 0.0170 | 0.0987 | 0.5910 | |
| 700, 4 | 0.0280 | 0.1159 | 0.7451 | |
| 800, 6 | 0.0245 | 0.1277 | 0.6143 |
