Comparison between in situ and laboratory diffusion studies of HTO and halides in Opalinus Clay from the Mont Terri

Radiochimica Acta

Volumn 92, Issue 9-11, 2004, Pages 781-786

  Tevissen, E ^a,b   Soler, J M ^c   Montarnal, P ^a   Gautschi, A ^d   Van Loon, L R ^e  

^a CEA SACLAY   (France)

^b ANDRA   (France)

^c INSTITUTE OF EARTH SCIENCES JAUME ALMERA   (Spain)

^d NAGRA   (Switzerland)

^e PAUL SCHERRER INSTITUTE   (Switzerland)

Author keywords

Claystone; Diffusion; Inverse modelling; Iodide; Tritium

Indexed keywords

CHLORINE 36; HALIDE; IODIDE; IODINE 125; TRITIUM OXIDE;

CLAY; CONFERENCE PAPER; DIFFUSION; DIFFUSION COEFFICIENT; LABORATORY; POROSITY; ROCK; SIMULATION;

EID: 10344245578     PISSN: 00338230     EISSN: None     Source Type: Journal    
DOI: 10.1524/ract.92.9.781.54989     Document Type: Conference Paper

References (17)

1. Thury, M., Bossart, P.: Mont Terri Rock Laboratory - Results of the Hydrogeological, Geochemical and Geotechnical Experiments Performed in 1996 and 1997. Swiss National Hydrological and Geological Survey, Report No. 23 (1999).
2. Palut, J. M., Montarnal, P., Gautschi, A., Tevissen, E., Mouche, E.: Characterisation of HTO diffusion by an in situ tracer experiment in Opalinus Clay at Mont-Terri. J. Cont. Hydrol. 61, 203 (2003).
3. Wersin, P.: Geochemical modelling of bentonite porewater in high-level waste repositories. J. Cont. Hydrol. 61, 405 (2003).
4. Montarnal, P., Lamoureux, M.: DI Experiment: Numerical modelling of the experiment II. CEA report: Publication DM2S SFME/MTMS/RT/01-018 (2001).
5. Bear, J., Verruijt, A.: Modelling Groundwater Flow and Pollution. D. Reidel Publishing Company (1994).
6. th Conf. on Structural Mechanics in Reactor Technology, Anaheim, USA (1989).
7. Chavent, G., Roberts, J. E.: A unified physical presentation of mixed, mixed-hybrid finite elements and standard finite difference approximations for the determination of velocities in waterflow problems. Adv. Water Res. 14(6), 329 (1991).
8. th Int. Conf. on Finite Elements in Fluids, Tucson, USA (1998).
9. - for 68 Japanese soils. Radiochim. Acta 82, 293 (1998).
10. Christiansen, J., Carlsen, L.: Enzymatically controlled iodination reactions in the terrestrial environment. Radiochim. Acta 52/53, 327 (1991).
11. Mercier, F., Moulin, V., Guittet, J. M., Barré, N., Toulhoat, N., Gautier-Soyer, M., Toulhoat, P.: Application of NAA, PIXE and XPS for the quantification and characterisation of the humic substances/iodine association. Radiochim. Acta 88, 779 (2000).
12. Kaplan, D. I., Serne, R. J., Parker, K. E., Kutnyakov, I. V.: Radioiodide sorption to sediment minerals Scientific basis for nuclear waste management XXII. Mat. Res. Soc. Symp. Proc. 556, 1059 (1999).
13. th October (1999).
14. Melkior, T.: Etude méthodologique de la diffusion de cations interagissants dans les argiles. Application à la mise en œuvre expeŕimentale et modélisation du couplage chimie-diffusion d'alcalins dans une bentonite synthétique. Publication CEA-DTA CEA-R-5890 (2000).
15. - in Opalinus Clay samples from Mont-Terri: effect of confining pressure. J. Contam. Hydrol. 61, 73 (2003).
16. + in Opalinus Clay. Migration'03 conference (2003). Submitted to Radiochim. Acta.
17. - in Opalinus Clay at the Mont Terri underground rock laboratory. Migration'03 conference. Radiochim. Acta 92, 757 (2004).