Green Synthesis and Antibacterial Activity of HAp@Ag Nanocomposite Using Centella asiatica (L.) Urban Extract and Eggshell

Figure 9

(a) X-ray diffraction patterns of hydroxyapatite powders calcined at different temperatures: (A) 500°C; (B) 900°C; (C) 1100°C. (b) FT-IR spectrum of hydroxyapatite powders calcined at 900°C.

(a)

(b)