Determination of the conditional interaction constant between colloidal technetium(IV) and Gorleben humic substances

Applied Geochemistry

Volumn 23, Issue 5, 2008, Pages 1127-1139

  Geraedts, K ^a   Maes, A ^a  

^a UNIVERSITY OF LEUVEN   (Belgium)

Author keywords

[No Author keywords available]

Indexed keywords

MAGNETITE; REDUCTION; SOLUBILITY; SORPTION; TECHNETIUM;

DISSOLVED HUMIC SUBSTANCES; HUMIC SUBSTANCES; REACTION MECHANISM; SCHUBERT APPROACH;

COLLOIDS;

COLLOID; HUMIC SUBSTANCE; IRON; MAGNETITE; PH; TECHNETIUM;

EID: 42149118282     PISSN: 08832927     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.apgeochem.2007.11.007     Document Type: Article

References (39)

1. Artinger, R., Kienzler, B., Schüßler, W., Kim, J.I., 1998. Sampling and characterization of Gorleben groundwater/sediment systems for actinide migration experiments. In: Buckau, G. (Ed.), Effects of Humic Substances on the Migration of Radionuclides: Complexation and Transport of Actinides. First Technical Progress Report, FZKA 6124, pp. 23-42.
2. Artinger R., Buckau G., Geyer S., Wolf M., Kim J.I., and Fritz P. Characterization of groundwater humic substances: influence of sedimentary organic carbon. Appl. Geochem. 15 (2000) 97-116
3. Ben Said K., Fattahi M., Musikas C., Revel R., and Abbe J.C. The speciation of Tc(IV) in chloride solutions. Radiochim. Acta 88 (1998) 567-571
4. Bradbury M.H., and Baeyens B. Modelling the sorption of Mn(II), Co(II), Ni(II), Zn(II), Cd(II), Eu(III), Am(III), Sn(IV), Th(IV), Np(V) and U(VI) on montmorillonite: linear free energy relationships and estimates of surface binding constants for some selected heavy metals and actinides. Geochim. Cosmochim. Acta 69 (2005) 875-892
5. Buckau G., Artinger R., Fritz P., Geyer S., Kim J.I., and Wolf M. Origin and mobility of humic colloids in the Gorleben aquifer system. Appl. Geochem. 15 (2000) 171-179
6. Cui D.Q., and Eriksen T.E. Reduction of pertechnetate by ferrous iron in solution: influence of sorbed and precipitated Fe(II). Environ. Sci. Technol. 30 (1996) 2259-2262
7. Cui D.Q., and Eriksen T.E. Reduction of pertechnetate in solution by heterogeneous electron transfer from Fe(II)-containing geological material. Environ. Sci. Technol. 30 (1996) 2263-2269
8. Dzomback D.A., and Morel F.M.M. Surface Complexation Modeling: Hydrous Ferric Oxide (1990), John Wiley, New York
9. Geraedts K., Bruggeman C., Maes A., Van Loon L.R., Rossberg A., and Reich T. Evidence for the existence of Tc(IV) - humic substance species by X-ray absorption near-edge spectroscopy. Radiochim. Acta 90 (2002) 879-884
10. Hanke K., Jahrling B., and Lieser K.J. Properties and Solubilities of Technetium Dioxide. In: Desmet G., and Myttenaere C. (Eds). Technetium in the Environment (1986), Elsevier Applied Science Publishers Ltd. 179-187
11. Kim J.I., Buckau G., Li G.H., Duschner H., and Psarros N. Characterization of humic and fulvic-acids from Gorleben groundwater. Fres. J. Anal. Chem. 338 (1990) 245-252
12. Lee S.Y., and Bondietti E.A. Technetium behavior in sulfide and ferrous iron solutions. Mat. Res. Soc. Symp. Proc. 15 (1983) 315-322
13. Lieser K.H., and Bauscher Ch. Technetium in the hydrosphere and in the geosphere II. Influence of pH, of complexing agents and of some minerals on the sorption of technetium. Radiochim. Acta 44/45 (1988) 125-128
14. 2 in Aqueous Solutions Under Various Conditions. Radiochim. Acta 42 (1987) 191-200
15. Liger E., Charlet L., and Van Cappellen P. Surface catalysis of uranium(VI) reduction by iron(II). Geochim. Cosmochim. Acta 63 (1999) 2939-2955
16. 4. J. Radioanal. Nucl. Chem. 264 (2005) 691-698
17. Maes A., Bruggeman C., Geraedts K., and Vancluysen J. Quantification of the interaction of Tc with dissolved boom clay humic substances. Environ. Sci. Technol. 37 (2003) 747-753
18. Maes A., Geraedts K., Bruggeman C., Vancluysen J., Roßberg A., and Hennig C. Evidence for the interaction of technetium colloids with humic substances by X-ray absorption spectroscopy. Environ. Sci. Technol. 38 (2004) 2044-2051
19. Meyer R.E., Arnold W.D., Case F.I., and O'Kelley G.D. Solubilities of Tc(IV) oxides. Radiochim. Acta 55 (1991) 11-18
20. Naito S., Sekine T., Kino Y., and Kudo H. Formation of Tc(IV) colloids and coagulation processes. Radiochim. Acta 82 (1998) 129-132
21. Pepper S.E., Bunker D.J., Bryan N.D., Livens F.R., Charnock J.M., Pattrick R.A.D., and Collison D. Treatment of radioactive wastes: an X-ray absorption spectroscopy study of the reaction of technetium with green rust. J. Colloid Interf. Sci. 268 (2003) 408-412
22. Rard, J.A., 1983. Critical review of the chemistry and thermodynamics of technetium and some of its inorganic compounds and aqueous species. UCRL-53440. Lawrence Livermore National Laboratory, Livermore, Calif.
23. Rard J.A. Current status of the thermodynamic data for technetium and its compounds and aqueous species. J. Nucl. Radiochem. Sci. 6 (2005) 197-204
24. Rard J.A., Rand M.H., Anderegg G., and Wanner H. Chemical Thermodynamics of Technetium. In: Sandino M.C.A., and Östhols E. (Eds). Chemical Thermodynamics vol. 3 (1999), Elsevier Science, North-Holland, New York
25. Rößler D., Franke K., Suss R., Becker E., and Kupsch H. Synthesis and chromatographic characterization of [Tc-99m]technetium-humic acid species. Radiochim. Acta 88 (2000) 95-100
26. Schubert J. The use of ion exchangers for the determination of physical chemical properties of substance particularly radiotracers in solution I. Theor. J. Phys. Colloid Chem. 52 (1948) 340-356
27. Schwochau K. Technetium. Chemistry and Radiopharmaceutical Applications (2000), Wiley-VCH Verlag GmbH, Weinheim
28. Sekine T., Watanabe A., Yoshihara K., and Kim J.I. Complexation of technetium with humic acid. Radiochim. Acta 63 (1993) 87-90
29. Sekine T., Asai N., Muine T., and Yoshihara K. Complexation of technetium traces with humic acid. Radiochemistry 39 (1997) 309-311
30. Sekine T., Narushima H., Kino Y., Kudo H., Lin M.Z., and Katsumura Y. Radiolytic formation of Tc(IV) oxide colloids. Radiochim. Acta 90 (2002) 611-616
31. Sekine T., Narushima H., Suzuki T., Takayama T., Kudo H., Lin A., and Katsumura Y. Technetium(IV) oxide colloids produced by radiolytic reactions in aqueous pertechnetate solution. Colloid Surf. A 249 (2004) 105-109
32. Stalmans, M., 1986. The behaviour of technetium in the environment, physicochemical aspects. Ph.D. thesis no. 148. Faculteit Landbouwwetenschappen, K.U. Leuven.
33. Tkac P., Kopunec R., Macášek F., and Skrašková S. Sorption of Tc(IV) and Tc(VII) on soils: influence of humic substances. J. Radioanal. Nucl. Ch. 246 (2000) 527-531
34. Van Loon L.R., Stalmans M., Maes A., Cremers A., and Cogneau M. Soil-Humic Acid Complexes of Technetium: Synthesis and Characterization. In: Desmet G., and Myttenaere C. (Eds). Technetium in the Environment (1986), Elsevier Applied Science Publishers Ltd
35. Vichot L., Ouvrard G., Montavon G., Fattahi M., Musikas C., and Grambow B. XAS study of technetium(IV) polymer formation in mixed sulphate/chloride media. Radiochim. Acta 90 (2002) 575-579
36. Walton F.B., Paquette J., Ross J.P.M., and Lawrence W.E. Tc(IV) and Tc(VII) interactions with iron oxyhydroxides. Nucl. Chem. Waste Manag. 6 (1985) 121-126
37. Wanner H. The NEA thermochemical database project. Radiochim. Acta 44/45 (1988) 325-329
38. Wolery, T., 1992. EQ3/6: a software package for geochemical modelling of aqueous systems: package overview and installation guide. In: Technical Report UCRL-MA-110662 PT, I (Ed.), Lawrence Livermore National Laboratory, Berkeley, CA.
39. Wolfrum C., and Bunzl K. Sorption and desorption of technetium by humic substances under oxic and anoxic conditions. J. Radioan. Nucl. Ch. Ar. 99 (1986) 315-323