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XRD parameters obtained from data analysis. Legend: FWHM, full width at half maximum.
| HTT (°C) | 2θ (°) | d (nm) | FWHM (°) | L (nm) | |
|---|---|---|---|---|---|
| PBO (200) | Graphite (002) | ||||
| untreated | 16.197 | - | 0.547 | 1.509 | 5.263 |
| 700 | 16.303 | - | 0.544 | 0.890 | 8.924 |
| 750 | 15.856 | - | 0.559 | 1.381 | 5.748 |
| 800 | - | 25.080 | 0.355 | 7.117 | 1.132 |
| 850 | - | 25.374 | 0.351 | 6.937 | 1.162 |
| 900 | - | 25.533 | 0.349 | 6.748 | 1.195 |
| 1100 | - | 25.690 | 0.347 | 6.170 | 1.307 |
| 1300 | - | 25.540 | 0.349 | 5.398 | 1.493 |
| 1400 | - | 25.602 | 0.348 | 5.195 | 1.552 |
