Formation of Porous Apatite Layer during In Vitro Study of Hydroxyapatite-AW Based Glass Composites

Figure 9

Changes in ion concentration, (a) Si⁴⁺ ion, (b) Ca²⁺ ion, and (c) P⁵⁺ ion, and (d) pH of the SBF solution, after soaking AW95 (sintered at 1100°C for 2 h) at various time intervals during bioactivity test.

(a)

(b)

(c)

(d)