Synthesis and Characterization of Monometallic (Ag, Cu) and Bimetallic Ag-Cu Particles for Antibacterial and Antifungal Applications

Figure 1

The effect of type of metal precursors, type of reducing agent, and type of stabilizers on the stability of silver and copper colloids: (a) silver precursors, (b) copper precursors, (c) reducing agent, and (d) stabilizers (stable samples: precipitate was not observed after 3 months of storage).

(a)

(b)

(c)

(d)