P. Maccarthy, THE PRINCIPLES OF HUMIC SUBSTANCES, Soil Science, vol.166, issue.11, p.738, 2001.
DOI : 10.1097/00010694-200111000-00003

P. H. Santschi, J. W. Murray, M. Baskaran, C. R. Benitez-nelson, L. D. Guo et al., Thorium speciation in seawater, Marine Chemistry, vol.100, issue.3-4, p.250, 2006.
DOI : 10.1016/j.marchem.2005.10.024

J. I. Kim, D. S. Rhee, G. Buckau, and A. Morgenstern, Americium(III)-Humate Interaction in Natural Groundwater: Influence of Purification on Complexation Properties, Radiochimica Acta, vol.79, issue.3, p.173, 1997.
DOI : 10.1524/ract.1997.79.3.173

J. I. Kim and C. M. Marquardt, Chemical Reaction of Np(V) with Humic Colloids in Groundwater: Influence of Purification on the Complexation Behaviour, Radiochimica Acta, vol.87, issue.3-4, p.105, 1999.
DOI : 10.1524/ract.1999.87.34.105

K. L. Nash, S. Fried, A. M. Friedman, and J. C. Sullivan, Redox behavior, complexing, and adsorption of hexavalent actinides by humic acid and selected clays, Environmental Science & Technology, vol.15, issue.7, p.834, 1981.
DOI : 10.1021/es00089a011

J. I. Kim, B. Delakowitz, P. D. Zeh, D. Koltz, and D. Lazik, A column experiment for the study of colloidal radionuclide migration in Gorleben aquifer systems, Radiochim. Acta, vol.6667, p.165, 1994.

C. Marquardt, G. Herrman, and N. Trautmann, Complexation of Neptunium(V) with Humic Acids at Very Low Metal Concentrations, Radiochimica Acta, vol.73, issue.3, p.119, 1996.
DOI : 10.1524/ract.1996.73.3.119

P. Zeh, J. I. Kim, C. M. Marquardt, and R. Artinger, The Reduction of Np(V) in Groundwater Rich in Humic Substances, Radiochimica Acta, vol.87, issue.1-2, 1999.
DOI : 10.1524/ract.1999.87.12.23

C. André and G. R. Choppin, Reduction of Pu(V) by humic acid, Radiochimica Acta, vol.88, issue.9-11, p.613, 2000.
DOI : 10.1524/ract.2000.88.9-11.613

C. M. Marquardt, A. Seibert, R. Artinger, M. A. Denecke, B. Kuczewski et al., Summary, Radiochimica Acta, vol.92, issue.9-11, p.617, 2004.
DOI : 10.1524/ract.92.9.617.55007

K. R. Czerwinski, G. Buckau, F. Scherbaum, and J. I. Kim, Complexation of the Uranyl Ion with Aquatic Humic Acid, Radiochimica Acta, vol.65, issue.2, p.111, 1994.
DOI : 10.1524/ract.1994.65.2.111

R. Artinger, T. Rabung, J. I. Kim, S. Sachs, K. Schmeide et al., Humic colloid-borne migration of uranium in sand columns, Journal of Contaminant Hydrology, vol.58, issue.1-2, 2002.
DOI : 10.1016/S0169-7722(02)00032-3

B. H. Gu and J. Chen, Enhanced microbial reduction of Cr(VI) and U(VI) by different natural organic matter fractions, Geochimica et Cosmochimica Acta, vol.67, issue.19, p.3575, 2003.
DOI : 10.1016/S0016-7037(03)00162-5

B. H. Gu, H. Yan, P. Zhou, D. B. Watson, M. Park et al., Natural Humics Impact Uranium Bioreduction and Oxidation, Environmental Science & Technology, vol.39, issue.14, p.5268, 2005.
DOI : 10.1021/es050350r

P. Zeh, K. R. Czerwinski, and J. I. Kim, Speciation of Uranium in Gorleben Groundwaters, Radiochimica Acta, vol.76, issue.1-2, p.37, 1997.
DOI : 10.1524/ract.1997.76.12.37

H. Geckeis, T. Rabung, T. N. Manh, J. I. Kim, and H. P. Beck, Humic Colloid-Borne Natural Polyvalent Metal Ions:?? Dissociation Experiment, Environmental Science & Technology, vol.36, issue.13, p.2946, 2002.
DOI : 10.1021/es010326n

G. R. Choppin, Utility of oxidation state analogs in the study of plutonium behavior, Radiochim. Acta, vol.85, p.89, 1999.

P. Vitorge and H. Capdevila, Abstract, Radiochimica Acta, vol.91, issue.11, p.623, 2003.
DOI : 10.1524/ract.91.11.623.23466

P. Reiller, Abstract, Radiochimica Acta, vol.93, issue.1, p.43, 2005.
DOI : 10.1524/ract.93.1.43.58296

F. David, Thermodynamic properties of lanthanide and actinide ions in avueous solution, Journal of the Less Common Metals, vol.121, p.27, 1986.
DOI : 10.1016/0022-5088(86)90511-4

R. Artinger, G. Buckau, P. Zeh, K. Geraedts, J. Vancluysen et al., Abstract, Radiochimica Acta, vol.91, issue.12, p.743, 2003.
DOI : 10.1524/ract.91.12.743.23420

R. Artinger, B. Kuczewski, C. Marquardt, T. Schäfer, A. Seibert et al., Comparison of humic colloid mediated transport of plutonium studied by column experiments with triand tetravalent actinides experiment In: Humic substances in performance assessment of nuclear waste disposal: actinide and iodine migration in the far-field. Second technical report. FZKA 6969, p.45, 2005.

K. L. Nash and G. R. Choppin, Interaction of humic and fulvic acids with Th(IV), Journal of Inorganic and Nuclear Chemistry, vol.42, issue.7, p.1045, 1980.
DOI : 10.1016/0022-1902(80)80398-8

W. C. Li, D. M. Victor, and C. L. Chakrabarti, Effect of pH and uranium concentration on interaction of uranium(VI) and uranium(IV) with organic ligands in aqueous solutions, Analytical Chemistry, vol.52, issue.3, p.520, 1980.
DOI : 10.1021/ac50053a033

R. A. Torres, Humic acid complexation of europium, americium and plutonium, Florida State University, 1982.

R. J. Murphy, J. J. Lenhart, and B. D. Honeyman, The sorption of thorium (IV) and uranium (VI) to hematite in the presence of natural organic matter, Colloids and Surfaces A: Physicochemical and Engineering Aspects, vol.157, issue.1-3, p.47, 1999.
DOI : 10.1016/S0927-7757(99)00115-6

R. J. Murphy, Thorium (IV) binding to organic and inorganic ligands: marine colloidal organic matter, marine polysaccharides and hematite, Colorado School of Mines, 2000.

P. Reiller, V. Moulin, F. Casanova, and C. Dautel, Summary, Radiochimica Acta, vol.91, issue.9, p.513, 2003.
DOI : 10.1524/ract.91.9.513.20000

G. Szabó, J. Guczi, P. Reiller, H. Geckeis, and R. A. Bulman, Investigation of complexation of thorium by humic acid using chemically immobilised humic acid on silica gel, Radiochim. Acta, vol.94, p.553, 2006.

G. Szabó, J. Guczi, H. Geckeis, P. Reiller, R. A. Bulman et al., Interaction of Th with humic acid over wide pH region In: 2 nd Annual Workshop proceeding of integrated project " Fundamental processes of Radionuclide Migration, p.239, 2007.

C. Cachoir, K. Lemmens, S. Van-den-berghe, and P. Van-iseghem, UO2 dissolution in Boom Clay conditions, Journal of Nuclear Materials, vol.321, issue.1, p.49, 2003.
DOI : 10.1016/S0022-3115(03)00199-5

P. Warwick, N. Evans, A. Hall, G. Walker, and E. Steigleder, Stability constants of U(VI) and U(IV)-humic acid complexes, Journal of Radioanalytical and Nuclear Chemistry, vol.266, issue.2, p.179, 2005.
DOI : 10.1007/s10967-005-0890-7

J. Guczi, P. Reiller, R. A. Bulman, H. Geckeis, G. Szabó et al., Preliminary results for complexation of Pu with humic acid In: 2 nd Annual Workshop Proceeding of integrated project " Fundamental processes of Radionuclide Migration, p.353, 2007.

J. Mibus, S. Sachs, W. Pfingsten, C. Nebelung, and G. Bernhard, Migration of uranium(IV)/(VI) in the presence of humic acids in quartz sand: A laboratory column study, Journal of Contaminant Hydrology, vol.89, issue.3-4, p.199, 2007.
DOI : 10.1016/j.jconhyd.2006.08.005

J. I. Kim and K. R. Czerwinski, Complexation of Metal Ions with Humic Acid: Metal Ion Charge Neutralization Model, Radiochimica Acta, vol.73, issue.1, 1996.
DOI : 10.1524/ract.1996.73.1.5

R. S. Altmann and J. Buffle, The use of differential equilibrium functions for interpretation of metal binding in complex ligand systems: Its relation to site occupation and site affinity distributions, Geochimica et Cosmochimica Acta, vol.52, issue.6, p.1505, 1988.
DOI : 10.1016/0016-7037(88)90221-9

E. Tipping, Humic ion-binding model VI: An improved description of the interactions of protons and metal ions with humic substances, Aquatic Geochemistry, vol.4, issue.1, p.3, 1998.
DOI : 10.1023/A:1009627214459

D. G. Kinniburgh, W. H. Van-riemsdijk, L. K. Koopal, M. Borkovec, M. F. Benedetti et al., Ion binding to natural organic matter: competition, heterogeneity, stoichiometry and thermodynamic consistency, Colloids and Surfaces A: Physicochemical and Engineering Aspects, vol.151, issue.1-2, p.147, 1999.
DOI : 10.1016/S0927-7757(98)00637-2

A. Piccolo, S. Nardi, and G. Concheri, Micelle-1ike conformation of humic substances as revealed by size exclusion chromatography, Chemosphere, vol.33, issue.4, p.595, 1996.
DOI : 10.1016/0045-6535(96)00210-X

C. J. Milne, D. G. Kinniburgh, and E. Tipping, Generic NICA-Donnan Model Parameters for Proton Binding by Humic Substances, Environmental Science & Technology, vol.35, issue.10, p.2049, 2001.
DOI : 10.1021/es000123j

C. J. Milne, D. G. Kinniburgh, W. H. Van-riemsdijk, and E. Tipping, Generic NICA???Donnan Model Parameters for Metal-Ion Binding by Humic Substances, Environmental Science & Technology, vol.37, issue.5, p.958, 2003.
DOI : 10.1021/es0258879

A. Naber, M. Plaschke, J. Rothe, H. Hofmann, and T. Fanghänel, Scanning transmission X-ray and laser scanning luminescence microscopy of the carboxyl group and Eu(III) distribution in humic acid aggregates, Journal of Electron Spectroscopy and Related Phenomena, vol.153, issue.3, p.71, 2006.
DOI : 10.1016/j.elspec.2006.06.005

J. I. Kim, G. Buckau, R. Klenze, D. S. Rhee, and H. Wimmer, Characterisation and complexation of humic acids, 1991.

P. Reiller and V. Moulin, Influence of organic matter in the prediction of iodine migration in natural environment, MRS Proceedings, vol.4, p.565, 2003.
DOI : 10.1021/ja00950a005
URL : https://hal.archives-ouvertes.fr/cea-00474323

K. R. Czerwinski, J. I. Kim, D. S. Rhee, and G. Buckau, Complexation of trivalent actinides ions (Am 3+ , Cm 3+ ) with humic acids: the effect of ionic strength, Radiochim. Acta, vol.72, p.179, 1996.

M. Altmaier, V. Neck, R. Muller, and T. Fanghänel, Solubility of ThO 2 ·xH 2 O(am) in carbonate solution and the formation of ternary Th(IV) hydroxide-carbonate complexes, Radiochim. Acta, vol.93, p.83, 2005.

R. Guillaumont, T. Fanghänel, J. Fuger, I. Grenthe, V. Neck et al., Update on the chemical thermodynamics of uranium, neptunium, plutonium, americium and technetium, 2003.

M. Altmaier, V. Neck, and T. Fanghanel, Solubility and colloid formation of Th(IV) in concentrated NaCl and MgCl 2 solution, Radiochim. Acta, vol.92, p.537, 2004.

L. Cromières, Cs(I), I(?I)) sur des colloïdes d'hématite, Th(IV), Am(III), Co(II), 1996.

T. Bundschuh, R. Knopp, R. Muller, J. I. Kim, V. Neck et al., Application of LIBD to the determination of the solubility product of thorium(IV)-colloids, Radiochimica Acta, vol.88, issue.9-11, p.625, 2000.
DOI : 10.1524/ract.2000.88.9-11.625

V. Neck and J. I. Kim, Solubility and hydrolysis of tetravalent actinides, Radiochimica Acta, vol.89, issue.1, 2001.
DOI : 10.1524/ract.2001.89.1.001

V. Neck, R. Muller, M. Bouby, M. Altmaier, J. Rothe et al., Summary, Radiochimica Acta, vol.90, issue.9-11, p.485, 2002.
DOI : 10.1524/ract.2002.90.9-11_2002.485

D. G. Kinniburgh, C. J. Milne, M. F. Benedetti, J. P. Pinheiro, J. Filius et al., Metal Ion Binding by Humic Acid:?? Application of the NICA-Donnan Model, Environmental Science & Technology, vol.30, issue.5, p.1687, 1996.
DOI : 10.1021/es950695h

N. A. Wall, M. Borkowski, J. F. Chen, and G. R. Choppin, Summary, Radiochimica Acta, vol.90, issue.9-11, p.563, 2002.
DOI : 10.1524/ract.2002.90.9-11_2002.563

P. M. Reid, A. E. Wilkinson, E. Tipping, and M. N. Jones, Determination of molecular weights of humic substances by analytical (UV scanning) ultracentrifugation, Geochimica et Cosmochimica Acta, vol.54, issue.1, p.131, 1990.
DOI : 10.1016/0016-7037(90)90201-U

C. Marquardt and J. I. Kim, Complexat??on of Np(V) with Humic Acid: Intercomparison of Results from Different Laboratories, Radiochimica Acta, vol.80, issue.3, p.129, 1998.
DOI : 10.1524/ract.1998.80.3.129

T. Zuyi and G. Huanxin, Use of the Ion Exchange Method for the Determination of Stability Constants of Thorium with Humic and Fulvic Acids, Radiochimica Acta, vol.65, issue.2, p.121, 1994.
DOI : 10.1524/ract.1994.65.2.121

K. L. Nash, The interaction of thorium with humic and fulvic acids, 1979.

J. Schubert, The Use of Ion Exchangers of the Determination of Physical-Chemical Properties of Substances, Particularly Radiotracers, in Solution. I. Theoretical, The Journal of Physical and Colloid Chemistry, vol.52, issue.2, p.340, 1948.
DOI : 10.1021/j150458a006

K. R. Czerwinski, G. S. Cerefice, G. Buckau, J. I. Kim, M. C. Milcent et al., Interaction of europium with humic acid covalently bound to silica beads, Radiochimica Acta, vol.88, issue.7, p.417, 2000.
DOI : 10.1524/ract.2000.88.7.417

C. Barbot, K. Czerwinski, G. Buckau, J. I. Kim, V. Moulin et al., Summary, Radiochimica Acta, vol.90, issue.4, p.211, 2002.
DOI : 10.1524/ract.2002.90.4_2002.211

C. Kantar and B. D. Honeyman, Plutonium(IV) complexation with citric and alginic acids at low Pu T concentrations, Radiochim. Acta, vol.93, p.757, 2005.

D. Rai, L. F. Rao, and D. A. Moore, The Influence of Isosaccharinic Acid on the Solubility of Np(IV) Hydrous Oxide, Radiochimica Acta, vol.83, issue.1, p.9, 1998.
DOI : 10.1524/ract.1998.83.1.9

M. Olsson, A. M. Jakobsson, and Y. Albinsson, Surface Charge Densities of Two Actinide(IV) Oxides: UO2 and ThO2, Journal of Colloid and Interface Science, vol.256, issue.2, p.256, 2002.
DOI : 10.1006/jcis.2002.8586

C. F. Baes and R. E. Mesmer, The hydrolysis of cations, 1976.

J. P. Pinheiro, A. M. Mota, and M. F. Benedetti, Lead and Calcium Binding to Fulvic Acids:?? Salt Effect and Competition, Environmental Science & Technology, vol.33, issue.19, p.3398, 1999.
DOI : 10.1021/es990210f

L. Marang, P. Reiller, D. Jouvin, and M. F. Benedetti, U(VI) and Mg(II) binding to humic substances: speciation and competition, Appl. Geochem

R. De-levie, How to use Excel in analytical chemistry and in general scientific data analysis, 2001.
DOI : 10.1017/CBO9780511808265

R. Munze, Thermodynamische funktionen der komplexbildung und ionenradien-I, Journal of Inorganic and Nuclear Chemistry, vol.34, issue.2, p.661, 1972.
DOI : 10.1016/0022-1902(72)80447-0

I. Grenthe, L. Fuger, R. G. Konings, R. J. Lemire, A. B. Muller et al., Chemical Thermodynamics of Uranium, 1992.

G. Delécaut, N. Maes, P. De-canniere, and L. Wang, Summary, Radiochimica Acta, vol.92, issue.9-11, p.545, 2004.
DOI : 10.1524/ract.92.9.545.54969

D. L. Parkhurst and C. A. Appelo, User's guide to PHREEQC (version 2) ? a computer program for speciation, batch-reaction, one-dimensional transport, and inverse geochemical calculations, U.S. Geological Survey Water-Resources Investigations, 1999.

V. Neck, M. Altmaier, R. Muller, A. Bauer, T. Fanghanel et al., Summary, Radiochimica Acta, vol.91, issue.5, p.253, 2003.
DOI : 10.1524/ract.91.5.253.20306

S. Ardizzone and M. Sarti, Dehydration, rehydration with reconstruction of oxide surfaces exposed to high temperatures, Materials Chemistry and Physics, vol.28, issue.2, p.191, 1991.
DOI : 10.1016/0254-0584(91)90063-Z

S. Ardizzone and S. Trassati, Interfacial properties of oxides with technological impact in electrochemistry, Advances in Colloid and Interface Science, vol.64, p.173, 1996.
DOI : 10.1016/0001-8686(95)00286-3

S. Sachs, V. Brendler, and G. Geipel, Uranium(VI) complexation by humic acid under neutral pH conditions studied by laser-induced fluorescence spectroscopy, Radiochimica Acta, vol.95, issue.2, 2007.
DOI : 10.1524/ract.2007.95.2.103

T. Weber, T. Allard, and M. F. Benedetti, Iron speciation in interaction with organic matter: Modelling and experimental approach, Journal of Geochemical Exploration, vol.88, issue.1-3, p.166, 2006.
DOI : 10.1016/j.gexplo.2005.08.030
URL : https://hal.archives-ouvertes.fr/hal-00022137

M. F. Benedetti, W. H. Van-riemsdijk, and L. K. Koopal, Humic Substances Considered as a Heterogeneous Donnan Gel Phase, Environmental Science & Technology, vol.30, issue.6, p.1805, 1996.
DOI : 10.1021/es950012y

P. M. Shanbhag and G. R. Choppin, Binding of uranyl by humic acid, Journal of Inorganic and Nuclear Chemistry, vol.43, issue.12, p.3369, 1981.
DOI : 10.1016/0022-1902(81)80117-0

J. F. Ranville, M. J. Hendry, T. N. Reszat, Q. L. Xie, and B. D. Honeyman, Quantifying uranium complexation by groundwater dissolved organic carbon using asymmetrical flow field-flow fractionation, Journal of Contaminant Hydrology, vol.91, issue.3-4, p.233, 2007.
DOI : 10.1016/j.jconhyd.2006.11.002

M. A. Glaus, W. Hummel, and L. R. Van-loon, Stability of Mixed-Ligand Complexes of Metal Ions with Humic Substances and Small Molecular Weight Ligands, Environmental Science & Technology, vol.29, issue.8, p.2150, 1995.
DOI : 10.1021/es00008a039

E. Östhols, J. Bruno, and I. Grenthe, On the influence of carbonate on mineral dissolution: III. The solubility of microcrystalline ThO2 in CO2-H2O media, Geochimica et Cosmochimica Acta, vol.58, issue.2, p.613, 1994.
DOI : 10.1016/0016-7037(94)90492-8

E. Tipping, The adsorption of aquatic humic substances by iron oxides, Geochimica et Cosmochimica Acta, vol.45, issue.2, p.191, 1981.
DOI : 10.1016/0016-7037(81)90162-9

E. Tipping and D. Cooke, The effects of adsorbed humic substances on the surface charge of goethite (??-FeOOH) in freshwaters, Geochimica et Cosmochimica Acta, vol.46, issue.1, p.75, 1982.
DOI : 10.1016/0016-7037(82)90292-7

J. A. Davis, Adsorption of natural dissolved organic matter at the oxide/water interface, Geochimica et Cosmochimica Acta, vol.46, issue.11, p.2381, 1982.
DOI : 10.1016/0016-7037(82)90209-5

A. Ledin, S. Karlsson, and B. Allard, Effects of pH, ionic strength and a fulvic acid on size distribution and surface charge of colloidal quartz and hematite, Applied Geochemistry, vol.8, issue.4, p.409, 1993.
DOI : 10.1016/0883-2927(93)90009-6

R. Kretzschmar and H. Sticher, and Trace Metals, Environmental Science & Technology, vol.31, issue.12, p.3497, 1997.
DOI : 10.1021/es970244s

R. Artinger, G. Buckau, J. I. Kim, and S. Geyer, Characterization of groundwater humic and fulvic acids of different origin by GPC with UV/Vis and fluorescence detection, Fresenius' Journal of Analytical Chemistry, vol.364, issue.8, p.737, 1999.
DOI : 10.1007/s002160051424

G. Buckau, R. Artinger, P. Fritz, S. Geyer, J. I. Kim et al., Origin and mobility of humic colloids in the Gorleben aquifer system, Applied Geochemistry, vol.15, issue.2, p.171, 2000.
DOI : 10.1016/S0883-2927(99)00043-8

G. Buckau, R. Artinger, S. Geyer, M. Wolf, P. Fritz et al., Groundwater in-situ generation of aquatic humic and fulvic acids and the mineralization of sedimentary organic carbon, Applied Geochemistry, vol.15, issue.6, p.819, 2000.
DOI : 10.1016/S0883-2927(99)00078-5

J. R. Davis, J. J. Higgo, Y. Moore, C. Milne, and G. Buckau, The charaterisation of a fulvic acid and its interactions with uranium and thorium. In: Effect of humic substances on the migration of radionuclides: complexation and transport of actinides (Second technical progress report), p.61, 1999.

J. R. Davis, J. J. Higgo, D. J. Noy, and P. J. Hooker, Complexation studies of uranium and thorium with a natural fulvic acid In: Effect of humic substances on the migration of radionuclides: complexation and transport of actinides (Third technical progress report), p.87, 2000.