Colloïdes Model VI DOC Aggregation Bio-minéralisation Fe oxyhydroxides PHREEQC-Model VI Humic substances France IronII Riparian wetland Carbonifère Environment EXAFS Modeling Magnetite nanoparticles Acide humique Géochimie Field flow fractionation Colloid Nanoparticles Trace elements PHREEQC Bacteria Reductive dissolution Soil Iron reducing bacteria Speciation Binding Arsenic Dissolved organic carbon Groundwater Organic matter Redox Sol Sorption Gabon Massif Central Cigarette butts Column Nanoparticules Biogeochemistry River water reference material Competition Humic acid Actinides Fer Leaching GEOF Nanoplastic Métaux Bio-dissolution REE PHREEPLOT Nanoplastics Rare earth elements Fecal stanols PH Bioreduction Biogéochimie Brittany Ultrafiltration Geochemistry Carbon NanoSIMS ICP-MS Colonne du sol Adsorption HYDROLOGIE Hydromorphic soil Modélisation Hydrology Spéciation Estuary Characterization Agricultural catchment Oxyde de fer Colloids Bactéries ferriréductrices Interlaboratory comparison Iron Column of soil Wetland Mount Cameroon Matière organique Expérimentation Natural waters Iron oxide MID-WALES ArsenicIII Aluminium Palaeoenvironment Terres rares Fe Dissolved organic matter Ce anomaly Bio-mineralization Complexation Ionic strength Fecal contamination