Fabrication and Response Surface Methodology for the Adsorption of Nickel Ferrite-Graphene Oxide Nanocomposite for the Removal of Methylene Blue from Water

Figure 11

The (a) Langmuir, (b) Freundlich, and (c) Temkin model of NGO for MB adsorption (mass adsorbent of 0.02 g, time of 150 minutes, pH of 9).

(a)

(b)

(c)