Fabrication of Amino Functionalized Magnetic Expanded Graphite Nanohybrids for Application in Removal of Ag(I) from Aqueous Solution

Table 3

Langmuir, Freundlich, Temkin, and Dubinin–Radushkevich isotherm parameters for Ag(I) adsorption onto MEG-NH₂ nanohybrids.

Isotherm	Parameters
Langmuir	(mg·g^−1)	98.038	0.996
	(L·g^−1)	0.712
Freundlich		46.181	0.942
		4.376
Temkin	(J·mol^−1)	15.455	0.970
	(L·g^−1)	18.157
Dubinin-Radushkevich	(mg·g^−1)	99.058	0.852
	(kJ·mol^−1)	3.069