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

Table 1

The size of the silver nanoparticles synthesized from extracts of various plants.

Type of extract	Size range (nm)	Average particle diameter (nm)	Refs.
Eucalyptus leaf	4–60	23.25	[5]
Tea leaf	2–9	4.06	[44]
Carob leaf	5–40	18	[45]
Berberis vulgaris leaf and root aqueous	10–70	50	[46]
Capparis spinosa L. leaf	10–40	20	[47]
Azadirachta indica aqueous leaf	10–100	34	[48]
Centella asiatica (L.) Urban	20–60	24.56	Our work