Table 2.
Rietveld analysis results.
| Refined cell parameters | |||
|---|---|---|---|
| Sample | a (Å) |
c (Å) |
Crystallite size (nm) |
| HAP | 9.4224 | 6.8928 | 159.85 |
| HAPEu3% | 9.4168 | 6.8898 | 133.29 |
| HAPEu5% | 9.3771 | 6.8636 | 156.58 |
| HAPEu10% | 9.3533 | 6.8644 | 237.75 |
| HAPEu20% | 9.3638 | 6.7994 | 176.84 |
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