RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Hematite
Reference: B18
SCM Type: DDL - Diffuse Double Layer
Ligand: UO2<2+> - uranyl(VI)
Site Type: »Fe-OH
Equation: 2 »Fe-OH + UO2<2+>  ⇔  (»Fe-O)2-UO2 + 2 H<1+>
LogK: -3.82 ± 0.08         LogK°I=0 (Conversion to I = 0):   -3.82         LogK2.31 nm−2 (SSD-normalized):   -1.95
Experiment: Batch Sorption Experiments
Ionic Strength: 0.0 mol/L
Temperature: 298.15 K
pH Range: 2-11
Ligand Concentration Range: <1e-5 mol/L
Fit Method: UCODE_2014
Comment: No experimental work, data from different sources was used to re-fit SCM data for Hematite SLR range: 0,09-1 conc. range: 7,9E-8 to 1e-5 Data valid for both: intert and air athmosphere
 
1 data sets were retrieved