Table 4.
Specific absorption rates (W/g) of iron oxide nanoparticles (3 mg/mL Fe3O4) heating in an alternating magnetic field (58 kA/m, 292 kHz) of iron oxide nanoparticles synthesized by the various methods (n=3).
| Method | Nanoparticle | SAR (W/g) | ILP (nHm2/kg) |
|---|---|---|---|
| two-step | Fe3O4+Dx | 323.6 ± 134.1 | 0.33 ± 0.14 |
| Fe3O4+Dx-ECH | 297.6 ± 102.5 | 0.30 ± 0.10 | |
| semi-two-step | Fe3O4+Dx | 384.3 ± 37.6 | 0.39 ± 0.04 |
| Fe3O4+Dx-ECH | 313.4 ± 50.9 | 0.21 ± 0.05 | |
| simultaneous semi-two-step | Fe3O4+Dx | 321.1 ± 137.3 | 0.33 ± 0.14 |
| Fe3O4+Dx-ECH | 211.0 ± 46.6 | 0.21 ± 0.05 | |
| one-step (5 grams Dx) | Fe3O4+Dx | 138.4 ± 13.6 | 0.14 ± 0.01 |
| Fe3O4+Dx-ECH | 158.2 ± 51.1 | 0.16 ± 0.05 | |
| one-step (1 gram Dx) | Fe3O4+Dx | 313.9 ± 42.1 | 0.32 ± 0.04 |
| Fe3O4+Dx-ECH | 228.3 ± 32.4 | 0.23 ± 0.03 | |