Removal of Synthetic Azo Dye Using Bimetallic Nickel-Iron Nanoparticles

Figure 6

Amount of metal leaching from each molar ratio with a starting nanoparticle concentration of 1000 mg/L. Nickel leached over time from (a) alloy and (b) core shell particles. Iron leached over time from (c) alloy and (d) core shell particles.

(a)

(b)

(c)

(d)