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

<table>FTIR spectra of the as-prepared powders: (a) CO<sub>3</sub>Ap and (b) Si-CO<sub>3</sub>Ap.</table>

The Scientific World Journal

Figure 3: Carbonate Hydroxyapatite and Silicon-Substituted Carbonate Hydroxyapatite: Synthesis, Mechanical Properties, and Solubility Evaluations 