The influence of Fe(II) competition on the sorption and migration of Ni(II) in MX-80 bentonite

Applied Geochemistry

Volumn 26, Issue 8, 2011, Pages 1414-1422

  Pfingsten, Wilfried ^a   Bradbury, Mike ^a   Baeyens, Bart ^a  

^a PAUL SCHERRER INSTITUTE   (Switzerland)

Author keywords

[No Author keywords available]

Indexed keywords

BATCH SORPTION; BIVALENT TRANSITION METALS; BREAK THROUGH CURVE; BREAKTHROUGH TIME; COMPACTED BENTONITE; COMPETITIVE SORPTION; ELECTROSTATIC SURFACES; EQUILIBRIUM CONCENTRATION; HIGH LEVEL RADIOACTIVE WASTE REPOSITORIES; HIGH LEVEL RADIOACTIVE WASTES; MIGRATION RATES; MODEL CALCULATIONS; MULTI-SPECIES; MX-80 BENTONITE; NEAR FIELDS; PORE WATERS; PROTOLYSIS; REACTIVE TRANSPORT; REACTIVE TRANSPORT CODES; REDUCING CONDITIONS; SAFETY ANALYSIS; SOLUBILITY LIMITS; SORBATES; SORPTION CHARACTERISTICS; SORPTION MODELS; SORPTION SITES;

BENTONITE; CLAY MINERALS; COMPETITION; GEOLOGICAL REPOSITORIES; IRON ORES; RADIOACTIVE WASTE TRANSPORTATION; RADIOACTIVE WASTES; RADIOACTIVITY; RADIOISOTOPES; TRANSITION METALS;

SORPTION;

BENTONITE; BREAKTHROUGH CURVE; ION EXCHANGE; IRON; MONTMORILLONITE; POLLUTANT TRANSPORT; POREWATER; RADIOACTIVE WASTE; RADIONUCLIDE; REPOSITORY; SORPTION; WATER POLLUTION;

EID: 79961028853     PISSN: 08832927     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.apgeochem.2011.05.014     Document Type: Article

References (20)

1. Baes C.F., Mesmer R.E. The Hydrolysis of Cations 1976, John Wiley and Sons, New York.
2. Baeyens B., Bradbury M.H. A mechanistic description of Ni and Zn sorption on Na-montmorillonite. Part I: Titration and sorption measurements. J. Contam. Hydrol. 1997, 27:199-222.
3. Berner, U., 2002. Project Opalinus Clay: Radionuclide Concentration Limits in the Near Field of a Repository for Spent Fuel and Vitrified High-level Waste, Nagra Technical Report NTB-02-10, Nagra, Wettingen, Switzerland.
4. Bradbury M.H., Baeyens B. A mechanistic description of Ni and Zn sorption on Na-montmorillonite. Part II: Modelling. J. Cont. Hydrol. 1997, 27:223-248.
5. Bradbury M.H., Baeyens B. Modelling the sorption of Zn and Ni on Ca-montmorillonite. Geochim. Cosmochim. Acta 1999, 63:325-336.
6. Bradbury, M.H., Baeyens, B., 2002. Porewater Chemistry in Compacted Re-saturated MX-80 Bentonite: Physico-chemical Characterisation and Geochemical Modelling, PSI Bericht 02-10, Paul Scherrer Institut, Villigen, Switzerland.
7. Bradbury, M.H., Baeyens, B., 2005a. Experimental measurements and modeling of sorption competition on montmorillonite. Geochim. Cosmochim. Acta 69, 4187-4197 (and Erratum 69, 5863-5864).
8. Bradbury M.H., 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 2005, 69:875-892. and Erratum 69, 5391-5392.
9. Bradbury M.H., Baeyens B. A quasi-mechanistic non-electrostatic modelling approach to metal sorption on clay minerals. Surface Complexation Modelling 2006, 518-538. Elsevier Series Interface Science and Technology, Elsevier, Amsterdam. J. Lützenkirchen (Ed.).
10. Gaines G.I., Thomas H.C. Adsorption studies on clay minerals II. A formulation of the thermodynamics of exchange adsorption. J. Chem. Phys. 1953, 21:714-718.
11. Hummel, W., Berner, U., Curti, E., Pearson, F.J., Thoenen, T., 2002. Nagra/PSI Chemical Thermodynamic Data Base 01/01. Nagra Technical Report NTB 02-16, Nagra, Wettingen, Switzerland, and Universal Publishers/uPublish.com, Parkland, Florida, USA. http://www.nagra.ch/g3.cms/s_page/77970/s_name/shop1/s_level/10190.
12. Jakob A., Pfingsten W., Van Loon L. Effects of sorption competition on caesium diffusion through compacted argillaceous rock. Geochim. Cosmochim. Acta 2009, 73:2441-2456.
13. Lichtner P.C. Continuum formulation of multicomponent-multiphase reactive transport. Reactive Transport in Porous Media: Reviews in Mineralogy 1996, vol. 34. Mineralogical Society of America, pp. 1-81.
14. Milodowski, A.E., Cave, M.R., Kemp, S.J., Taylor, H., Vickers, B.P., Green, K.A., Williams, C.L., Shaw, R.A., 2009. Mineralogical Investigations of the Interaction between Iron Corrosion Products and Bentonite from the NFPRO Experiments (Phase 1). SKB Technical Report TR-09-02, SKB, Stockholm, Sweden.
15. Müller-Von-Moos, M., Kahr, G., 1983. Mineralogische Untersuchungen von Wyoming Bentonit MX-80 und Montigel. Nagra NTB 83-12, Nagra, Wettingen, Switzerland.
16. Nagra, 2002. Project Opalinus Clay: Safety Report. Demonstration of Disposal Feasibility (Entsorgungsnachweis) for Spent Fuel, Vitrified High-level Waste and Long-lived Intermediate-level Waste. Nagra Technical Report NTB 02-05, Nagra, Wettingen, Switzerland.
17. Nordstrom, D.K., Plummer, L.N., Langmuir, D., Busenberg, E., May, H.M., Jones, B.F., Parkhurst, D.L., 1990. Revised Chemical Equilibrium Data for Major Water-Mineral Reactions and Their Limitations. In: Melchior, D., Bassett, R.L., (Eds.), Chemical Modeling of Aqueous Systems II. Am. Chem. Soc. Symp. Series 416, 398-413 (Chapter 31).
18. Pfingsten W. Efficient modeling of reactive transport phenomena by a multispecies random walk coupled to chemical equilibrium. Nucl. Technol. 1996, 116:208-221.
19. Pfingsten W. Experimental and modeling indications for self-sealing of a cementitious L&ILW repository by calcite precipitation. Nucl. Technol. 2002, 140(1):63-82.
20. Pfingsten, W., 2010. MCOTAC Code Description and Manual. http://www.polyql.ethz.ch/pmwiki/pmwiki.php?n=Main.MCOTAC.