Account

Table 2 The Langmuir, Freundlich, and D-R isotherm parameters for the adsorption of Cd²⁺ by Fe₃O₄@PDA

From: Adsorption of Cadmium Ions from an Aqueous Solution on a Highly Stable Dopamine-Modified Magnetic Nano-Adsorbent

Langmuir model				Freundlich model			D-R model
b (L/mg)	q_m (mg/g)	R_L	R²	K (mg/g)	n	R²	q_d (mol/g)	K_d (mol²/kJ²)	E_d (kJ/mol)	R²
0.03973	21.58	0.4562	0.8959	1.132	1.409	0.9973	1.319 × 10^–3	6.02 × 10^–3	9.114	0.9950

Back to article page