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Distribution of the Mn2+ Paramagnetic Centres in the As-Prepared and Thermally Annealed ZOM1 and ZOM2 Samplesa.
| Sample | ZnO | Minority phase | ||
|---|---|---|---|---|
| Mn2+(c) | Mn2+(d) | Mn2+(x) | Mn2+(y) | |
| ZOM1 | 44% | 19% | 37% | — |
| ZOM1–200 °C | 81% | 19% | — | — |
| ZOM2 | 17% | 4% | — | 79% |
| ZOM2–250 °C | 58% | 23% | — | 19% |
aEstimated accuracy of Mn distribution is ± 4%.
