Table 3. BET Surface Area, Total Pore Volume, and Mean Pore Diameter of the Ni-Cr Ferrite Nanoparticles Sintered at Different Temperatures.
| samples | specific surface area (m2/g) | total pore volume (cm3/g) | mean pore diameter (nm) |
|---|---|---|---|
| NCFG-1 | 1.52 | 1.0 × 10–4 | 0.333 |
| NCFG-2 | 1.53 | 6.0 × 10–5 | 0.167 |
| NCFG-3 | 1.50 | 1.0 × 10–4 | 3.269 |
| NCFG-4 | 0.82 | 2.0 × 10–4 | 1.313 |
| NCFP-1 | 44.1 | 1.7 × 10–1 | 12.409 |
| NCFP-2 | 17.9 | 1.4 × 10–1 | 36.012 |
| NCFP-3 | 10.50 | 1.0 × 10–2 | 3.925 |
| NCFP-4 | 5.39 | 3.9 × 10–3 | 2.901 |
| NCFU-1 | 12.2 | 7.4 × 10–2 | 24.365 |
| NCFU-2 | 9.27 | 7.2 × 10–2 | 31.170 |
| NCFU-3 | 4.12 | 3.0 × 10–4 | 3.509 |
| NCFU-4 | 2.18 | 3.0 × 10–4 | 1.709 |