Carbonate Hydroxyapatite and Silicon-Substituted Carbonate Hydroxyapatite: Synthesis, Mechanical Properties, and Solubility Evaluations

Table 3

Lattice parameters and crystallite size of the as-synthesized CO₃Ap and Si-CO₃Ap powders.

Sample	Lattice parameters (A°)		Crystallite size (nm)
	𝑎±0.003	𝑐±0.003
HA [26]	9.4366	6.8905	—
CO3Ap	9.3860	6.8963	23.12 ± 0.03
Si-CO3Ap	9.4061	6.9057	16.82 ± 0.02