RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Goethite
Reference: GLW09
SCM Type: DDL - Diffuse Double Layer
Ligand: UO2<2+> - uranyl(VI)
Site Type: »Fe-OH
Equation: »Fe-OH + UO2<2+>  ⇔  »Fe-O-UO2<1+> + H<1+>
LogK: 2.8        LogK°I=0 (Conversion to I = 0):   3.12         LogK2.31 nm−2 (SSD-normalized):   3.52
Experiment: Batch Sorption Experiments
Ionic Strength: 0.1 mol/L NaCl
Temperature: 298.0 K
Solid/Liquid Ratio: 5.0 g/L
pH Range: 2-11
Ligand Concentration Range: 5.16E-5. 6.18E-5. 8.21E-5 mol/L
Fit Method: PHREEQC
Comment: A stepwise approach to model the sorption data was adopted to get the best fit; reaction stoichiometry and stability constant used in model1 and model2
 
1 data sets were retrieved