Mineral: |
Ferrihydrite |
Reference: |
GDB09 |
SCM Type: |
CDM - (CD-)MUSIC |
Ligand: |
UO2<2+>
- uranyl(VI)
|
Site Type: |
»Fe(s)-OH |
Equation: |
2 »Fe(s)-OH<0.5-> + UO2<2+> + H2O ⇔ (»Fe(s)-OH)2-UO2(OH) + H<1+> |
LogK: |
3.56 LogK°I=0 (Conversion to I = 0): 3.69
LogK2.31 nm−2 (SSD-normalized): 1.63
|
Experiment: |
Batch Sorption Experiments |
Ionic Strength: |
0.01 mol/L
NaNO3
|
Temperature: |
298.15 K |
Ligand Concentration Range: |
0.01 mol/L |
Fit Method: |
MINTEQ |
Comment: |
U(VI) adsorption was studied at two different concentrations of ferrihydrite (0.3 and 3 mM as total Fe); the author applied the strong/weak concept to singly sites |
|