RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

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Surface Complex Formation Data:

Mineral: Hematite
Reference: PS08
SCM Type: ETL - Extended Triple Layer
Ligand: Yb<3+> - ytterbium
Site Type: »Fe-OH
Equation: 4 »Fe-OH + Yb<3+> + 2 H2O  ⇔  (»Fe-OH)2(»Fe-O)2-Yb(OH)2<1-> + 4 H<1+>
LogK: -19.0        LogK°I=0 (Conversion to I = 0):   -18.46         LogK2.31 nm−2 (SSD-normalized):   -15.25
Experiment: Batch Sorption Experiments
Ionic Strength: 0.1 mol/L NaNO3
Temperature: 298.15 K
Solid/Liquid Ratio: 60.0 g/L
pH Range: 3.5 - 7
Ligand Concentration Range: 2E-5 mol/L
Fit Method: Unknown
Comment: generated by regression of YREE adsorption and surface protonation data refer to the hypothetical 1.0 M standard state; sorption data from [MDF97]; wrong reaction equation corrected
 
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