RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Hematite
Reference: C96
SCM Type: DDL - Diffuse Double Layer
Ligand: Am<3+> - americium
Site Type: »Fe-OH
Equation: »Fe-OH + Am<3+>  ⇔  »Fe-O-Am<2+> + H<1+>
LogK: 2.9 ± 0.2         LogK°I=0 (Conversion to I = 0):   2.90         LogK2.31 nm−2 (SSD-normalized):   8.34
Experiment: Batch Sorption Experiments
Ionic Strength: 0.0 mol/L NaClO4
Solid/Liquid Ratio: 0.025 g/L
pH Range: 2-10
Ligand Concentration Range: 8E-9 mol/L
Fit Method: FITEQL
Comment: IS = 0.001-1M, calculation for IS=0; mean value of logK; other logK (apparent/intrinsic): 2.7/2.8 (0.001M), 2.2/2.5 (0.01M), 2.6/2.8 (0.1M), 2.0/3.3 (1M); closed atmosphere
 
1 data sets were retrieved