Adsorption Characteristics and Electrochemical Behaviors of Methyl Blue onto Magnetic Mg_xCo_yZn_(1-x-y)Fe₂O₄ Nanoparticles

Table 2

The parameter values for Langmuir, Freundlich, Temkin, and D-R models for MB onto Mg_0.4Co_0.5Zn_0.1Fe₂O₄ nanoparticles at room temperature.

Model	Equation		Adj.	Parameters	Estimated value
Langmuir		0.9859	0.9841		1192.3575
					0.1287
Freundlich		0.9665	0.9623		192.5846
					0.5182
Temkin		0.9887	0.9873		268.8678
					1.2038
D-R		0.8929	0.8795		759.5958
					9.0796
					0.2347

was the maximum adsorption capacity of MB onto magnetic Mg_0.4Co_0.5Zn_0.1Fe₂O₄ nanoparticles; , , and were constants for the corresponding model.