Physical control on CCl4 and CHCl3 desorption from artificially contaminated and aged sediments with supercritical carbon dioxide

Chemosphere

Volumn 74, Issue 4, 2009, Pages 494-500

  Qafoku, Nikolla P ^a   Zhong, Lirong ^a   Thompson, Christopher J ^a   Liu, Chongxuan ^a   Arey, Bruce W ^a   Mitroshkov, Alex ^a   Riley, Robert G ^a  

^a PACIFIC NORTHWEST NATIONAL LABORATORY   (United States)

Author keywords

Adsorption desorption; Carbon tetrachloride; Chloroform; Contaminants; Sediment; Supercritical carbon dioxide

Indexed keywords

ADSORPTION/DESORPTION; ARTIFICIAL AGING; CHLOROFORM; CONCENTRATION GRADIENTS; CONTAMINANT DESORPTIONS; CONTAMINANTS; DIFFUSIONAL PATHWAYS; LATE STAGES; ORGANIC MATTERS; PARTICLE ASSOCIATIONS; PHYSICAL CONTROLS; PORE VOLUMES; SEDIMENT MATRIXES; SIMULATED GROUNDWATERS; SINGLE PARTICLES; STATISTICAL MODELS; SUPERCRITICAL CARBON DIOXIDE; TOTAL MASSES; TRANSPORT BEHAVIORS;

AGGLOMERATION; ANESTHETICS; CARBON DIOXIDE; CARBON TETRACHLORIDE; CONTAMINATION; DESORPTION; DISTRIBUTION FUNCTIONS; EFFLUENTS; EQUILIBRIUM CONSTANTS; FILMS; GROUNDWATER; HYDROGEOLOGY; IMPURITIES; LEACHING; ORGANIC CARBON; ORGANIC COMPOUNDS; OXIDES; RATE CONSTANTS; SCANNING ELECTRON MICROSCOPY; SEDIMENTOLOGY; SEDIMENTS; TEXTURES;

SUPERCRITICAL FLUID EXTRACTION;

ADSORPTION; CARBON DIOXIDE; CHLOROFORM; DESORPTION; EFFLUENT; GROUNDWATER; MODELING; ORGANIC MATTER; POROSITY; SATURATION; SEDIMENT POLLUTION;

CARBON DIOXIDE; CARBON TETRACHLORIDE; CHLOROFORM;

ADSORPTION; ARTICLE; CHEMICAL MODEL; CHEMISTRY; ECOSYSTEM RESTORATION; SCANNING ELECTRON MICROSCOPY; SEDIMENT; TIME;

ADSORPTION; CARBON DIOXIDE; CARBON TETRACHLORIDE; CHLOROFORM; ENVIRONMENTAL REMEDIATION; GEOLOGIC SEDIMENTS; MICROSCOPY, ELECTRON, SCANNING; MODELS, CHEMICAL; TIME FACTORS;

EID: 58049177497     PISSN: 00456535     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.chemosphere.2008.10.033     Document Type: Article

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