Table 1 The structural, microstructural, and magnetic parameters of the SrFe12O19 sintered at 900 °C
pH | Peak pos. 2θ (°) | Miller indices (hkl) | Peak width (°) | Space group | Lattice constant | Vcell (nm3) | ρxrd (gcm−3) | ρexp (gcm−3) | P (%) | Ms (emu/g) | Mr (emu/g) | Ms (emu/cm3) | M r /M s | Hc (Oe) | Grain size (nm) | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
a (Å) | c (Å) | |||||||||||||||
0 | 34.32 | [114] | 0.19 | P63/mmc | 5.876 | 23.024 | 0.689 | 5.12 | 4.566 | 10.7 | 44.188 | 27.713 | 226.243 | 0.627 | 6403.6 | 74 |
1 | 34.20 | [114] | 0.13 | P63/mmc | 5.883 | 23.018 | 0.690 | 5.11 | 4.634 | 9.5 | 4.776 | 3.001 | 24.405 | 0.628 | 6094.7 | 108 |
2 | 34.21 | [114] | 0.13 | P63/mmc | 5.882 | 23.051 | 0.691 | 5.11 | 4.399 | 13.9 | 7.822 | 4.870 | 39.970 | 0.623 | 6005.8 | 114 |
3 | 34.22 | [114] | 0.16 | P63/mmc | 5.882 | 23.051 | 0.691 | 5.11 | 3.832 | 24.9 | 2.168 | 1.373 | 11.078 | 0.633 | 5966.1 | 115 |
4 | 34.20 | [114] | 0.16 | P63/mmc | 5.884 | 23.058 | 0.691 | 5.10 | 4.693 | 8.1 | 3.006 | 1.929 | 15.330 | 0.642 | 5808.6 | 96 |
5 | 34.25 | [114] | 0.16 | P63/mmc | 5.880 | 23.040 | 0.689 | 5.11 | 4.200 | 17.6 | 2.016 | 1.309 | 10.301 | 0.649 | 6074.8 | 111 |
6 | 34.18 | [114] | 0.16 | P63/mmc | 5.884 | 23.060 | 0.691 | 5.10 | 4.492 | 12.1 | 7.022 | 4.416 | 35.812 | 0.629 | 5377.0 | 120 |
7 | 34.18 | [114] | 0.18 | P63/mmc | 5.884 | 23.057 | 0.691 | 5.10 | 4.497 | 11.8 | 4.028 | 2.554 | 20.542 | 0.634 | 5461.2 | 116 |
8 | 34.17 | [114] | 0.18 | P63/mmc | 5.885 | 23.058 | 0.691 | 5.10 | 3.419 | 32.9 | 2.975 | 1.934 | 15.172 | 0.650 | 5117.7 | 133 |