Table 1: Refinement by Rietveld of A-I, A-II and A-III ferrites calcineds at 1100 ℃/3h.
Phase | % of Phase | Lat. Par. (a)(Å) | Cs (µm) | Rw | Sig | |
A-I | NiZn Ferrite | 95 ± 2.1 | 8.39 | 1.03 ± 0.08 | 26.16 | 1.22 |
Hematite | 5.0 ± 0.2 | 5.43 | 0.54 ± 0.06 | |||
A-II | NiZnMn Ferrite | 100 | 8.41 | 0.61 ± 0.03 | 26.05 | 1.25 |
A-III | MnZn Ferrite | 88 ± 1.3 | 8.45 | 1.14 ± 0.10 | 29.51 | 1.32 |
Hematite | 12 ± 0.32 | 5.42 | 0.49 ± 0.05 |