Obtaining the porewater composition of a clay rock by modeling the in- and out-diffusion of anions and cations from an in-situ experiment

Journal of Contaminant Hydrology

Volumn 101, Issue 1-4, 2008, Pages 67-76

  Appelo, C A J ^a   Vinsot, A ^b   Mettler, S ^c   Wechner, S ^d  

^a Laboratoire de Recherche Souterrain de Meuse / Haute Marne ^*  (Netherlands)

^b ANDRA   (France)

^c NAGRA   (Switzerland)

^d HYDROISOTOP GMBH   (Germany)

Author keywords

Clay rock; Multicomponent diffusion; PHREEQC; Porewater sampling; Radial diffusion model

Indexed keywords

CALCITE; CARBONATE MINERALS; CHARGE DISTRIBUTION; CHEMICAL REACTIONS; CHLORINE COMPOUNDS; CONCENTRATION (PROCESS); DIFFUSION; DISSOLUTION; FINITE DIFFERENCE METHOD; GEOLOGIC MODELS; GRAFTING (CHEMICAL); ION EXCHANGE; ION EXCHANGERS; IONS; MIXING; NEGATIVE IONS; NUMERICAL ANALYSIS; OFFSHORE OIL WELL PRODUCTION; POLYVINYL ALCOHOLS; POSITIVE IONS; ROCKS; SEMICONDUCTOR DOPING; SOLUTIONS; SURFACE CHARGE; SURFACE REACTIONS; SYNTHESIS (CHEMICAL);

ADVECTIVE FLOW; AND MODELING; BORE HOLE; CALCITE DISSOLUTION; CATION EXCHANGE CAPACITIES; CHARGE FLUX; CLAY ROCK; CONCENTRATION CHANGES; DIFFUSE DOUBLE LAYER; EXPERIMENTAL DATA; FINITE DIFFERENCE; IN CONCENTRATION; IN-SITU EXPERIMENTS; ION EXCHANGE REACTIONS; MULTICOMPONENT DIFFUSION; OPERATOR-SPLITTING; OUT-DIFFUSION; PHREEQC; PORE SPACES; PORE WATERS; POREWATER SAMPLING; RADIAL DIFFUSION; RADIAL DIFFUSION MODEL; RESEARCH FACILITIES; SOLUTE SPECIES; SURFACE COMPLEXATION; TWO DOMAINS;

CLAY MINERALS;

ANION; CALCIUM CARBONATE; CATION;

ADVECTION; ANION; BOREHOLE; CATION; CLAY; CONCENTRATION (COMPOSITION); DIFFUSION; DISSOLUTION; ION EXCHANGE; POREWATER;

ANALYTIC METHOD; ANION EXCHANGE; ARTICLE; CATION EXCHANGE; CHEMICAL COMPOSITION; CHEMICAL REACTION; CLAY; DIFFUSION; FINITE ELEMENT ANALYSIS; ION EXCHANGE; MOLECULAR MODEL; PH MEASUREMENT; PRECIPITATION; PRIORITY JOURNAL; REACTION ANALYSIS; SURFACE PROPERTY; WATER ANALYSIS; WATER CONTAMINATION; WATER QUALITY;

ADSORPTION; ALGORITHMS; ALUMINUM SILICATES; ANIONS; CALCIUM CARBONATE; CATIONS; CHEMISTRY; DIFFUSION; EQUIPMENT DESIGN; GEOLOGY; HYDROGEN-ION CONCENTRATION; IONS; MODELS, CHEMICAL; MODELS, STATISTICAL; WATER;

EID: 52949153935     PISSN: 01697722     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.jconhyd.2008.07.009     Document Type: Article

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