Process Optimization for the Synthesis of Silver (AgNPs), Iron Oxide (α-Fe2O3NPs) and Core-Shell (Ag-Fe2O3CNPs) Nanoparticles Using the Aqueous Extract of Alstonia Scholaris: A Greener Approach

Fig. (3) Mechanism of AgNPs, α-Fe₂O₃NPs and Ag- Fe₂O₃CNPs formation.