Table 5 Lattice parameters and the average crystallite size of samples calcined at 900°C as calculated from XRD
From: Chemical characterization of some substituted hydroxyapatites
Sample symbol | a-axis (nm) | c-axis (nm) | Average crystallite size (nm) |
|---|---|---|---|
HAs | 0.94765 | 0.68461 | 48 |
Si-HA | 0.94269 | 0.68945 | 24 |
Si-CHA | 0.93962 | 0.68618 | 26 |