RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Ferrihydrite
Reference: MJ08
SCM Type: DDL - Diffuse Double Layer
Ligand: UO2<2+> - uranyl(VI)
Site Type: »Fe(w)-OH
Equation: »Fe(w)-OH + UO2<2+> + CO3<2->  ⇔  »Fe(w)-O-UO2CO3<1-> + H<1+>
LogK: 8.2        LogK°I=0 (Conversion to I = 0):   8.95         LogK2.31 nm−2 (SSD-normalized):   9.93
Experiment: Literature
Ionic Strength: 0.1 mol/L NaNO3
Temperature: 298.15 K
Ligand Concentration Range: 1E-4 mol/L
Fit Method: PHREEQC
Comment: refitted data from [P99]; 1 mmole Fe; partial pressure of CO2 of 1E-3,5 atm
 
1 data sets were retrieved