Research Article
Effects of Additives and Sintering Time on the Microstructure of Ni-Zn Ferrite and Its Electrical and Magnetic Properties
Table 1
Structural, electrical, and magnetic characteristics of the two types of samples at different sintering times.
| Sintering time (min) | Average grain size (m) | (Gauss) | (Gauss) | (Oe), (- curve) | Density (g/cm3) | Resistivity (Ω⋅cm) | (emu/g) | (Oe), (- curve) |
| 0 | | — | — | — | 4.61 | — | — | — | 15 | 0.461 | 883.2 | 421.3 | 3.43 | 5.25 | 9.7 × 1010 | 52.29 | 21.43 | 45 | 0.642 | 999.4 | 447.9 | 3.94 | 5.36 | 8.4 × 1010 | 56.30 | 31 | 135 | 0.733 | 1023 | 503.5 | 6.19 | 5.39 | 6.2 × 1010 | 58.29 | 33.23 | 270 | 0.806 | 1052 | 542.8 | 4.21 | 5.46 | 9.1 × 109 | 59.11 | 32.9 | CS-0 | — | — | — | — | 4.01 | — | — | — | CS15 | 0.350 | 396.3 | 135.5 | 7.53 | 4.11 | 8.7 × 1011 | 51.66 | 27.67 | CS-45 | 0.519 | 421 | 149.5 | 8.96 | 4.32 | 6.5 × 1011 | 53.63 | 31.44 | CS-135 | 0.641 | 630.3 | 279.6 | 9.06 | 4.87 | 2.9 × 1011 | 57.76 | 32.02 | CS-270 | 0.696 | 597.5 | 365.3 | 17.61 | 5.28 | 1.1 × 1011 | 54.90 | 33.63 |
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