Research Article
Synthesis of Nanohydroxyapatite from Cuttlefish Bone (Sepia sp.) Using Milling Method
| Parameter | ICSD | Samples | HA (control) | Q3 | Q6 | Q9 |
| Rp | - | 19.84 | 15.46 | 15.01 | 14.45 |
| Rwp | - | 25.84 | 21.26 | 20.03 | 19.93 |
| Rexp | - | 3.11 | 3.02 | 2.01 | 2.29 |
| a=b | 9.424 | 9.410998 | 9.422140 | 9.425058 | 9.420666 |
| C | 6.879 | 6.864786 | 6.879305 | 6.879669 | 6.880002 |
| Volume of crystal | 529.07 | 526.52 | 528.89 | 529.24 | 528.77 |
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