Research Article
Structural and Elastic Properties of Li-Ni Ferrite
Table 3
IR absorption bands of .
| Sample () | Tetrahedral site (-site) | Octahedral site (-site) | | | Fe3+-O2− (cm−1) | Li-O (LiO4) | Fe3+-O2− | Divalent Fe2+ | | | | | | | | | | | |
| 0.0 | 707 | 667(sh) | 576 | 543(sh) | 450 | 382 | 327 | 267 | 786 | 0.1 | 707 | 672(sh) | 577 | 528(sh) | 458 | 382 | 331 | 255 | 784 | 0.3 | 706 | — | 572 | — | — | 386 | 331 | 257 | 768 | 0.5 | — | — | 576 | — | — | 389 | — | 261 | 776 | 0.7 | — | — | 573 | — | — | 393 | — | 259 | 772 | 0.9 | — | — | 589 | — | — | 404 | — | 255 | 772 | 1.0 | — | — | 590 | — | — | 404 | — | 261 | 770 |
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aprimary, sh: shoulder.
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