Research Article
Spectroscopic Study of Al3+-Substituted Strontium Hexaferrite
Table 2
Infrared absorption bands in the
system.
| Compound | Infrared absorption bands (in cm−1) |
| Sr2Zn2Al2Fe10O22 | 1202.8 | 1089 | 994.3 | 848.7 | 759.2 | 694.9 | 601.8 | 464.3 | Sr2Zn2Al4Fe8O22 | — | — | 994.3 | 852.4 | 759.2 | 694.9 | 604.0 | 464.3 | Sr2Zn2Al6Fe6O22 | — | — | — | 852.4 | 759.2 | 964.9 | 612.9 | 464.3 | Sr2Zn2Al10Fe2O22 | — | — | — | — | 759.2 | 690.5 | 590.7 | 459.4 |
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