RES³T - Rossendorf Expert System for Surface and Sorption Thermodynamics

Show Detailed Complexation Query Results


Surface Complex Formation Data:

Mineral: Kaolinite
Reference: MBLBK15
SCM Type: NE - Non-electrostatic
Ligand: PuO2<1+> - plutonyl(V)
Site Type: »X-OH
Equation: »X-OH + PuO2<1+>  ⇔  »X-O-PuO2 + H<1+>
LogK: -4.0        LogK°I=0 (Conversion to I = 0):   -4.00         LogK2.31 nm−2 (SSD-normalized):   -4.41
Experiment: Batch Sorption Experiments
Ionic Strength: 0.1 mol/L NaClO4
Solid/Liquid Ratio: 4.0 g/L
Ligand Concentration Range: 7E-12 mol/L
Fit Method: PHREEQC
Comment: Np(V) literature sorption data are used as analogues for the corresponding Pu redox state, here: Amayri et al. 2011 (see article); absence of CO2;
also exchange constants given:
3 X-Na + Pu3+ = X3-Pu + Na+ with log K = 1 and
X-Na + H+ = X-H + Na+ with log K = −1 (from [THB08])
 
1 data sets were retrieved