Table 3 The thermodynamic parameters.

From: Rare Earth Elements Removal from Water Using Natural Polymers

  ΔH° (kJ/mol) ΔS° (J/mol∙K) ΔG° (kJ/mol) R 2
298.15 K 308.15 K 318.15 K
Eu (III) 1.87 8.33 −0.608 −0.692 −0.775 0.9986
Nd (III) 6.08 31.52 −3.32 −3.64 −3.95 0.9682