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Session No. 397
Wednesday, 30 October 2013: 1:00 PM-5:00 PM
Room 502 (Colorado Convention Center)

T154. Coupling Colloid-Water Interfacial Geochemical Processes with Contaminant Transport: Micro Vehicles for Big Problems

Geochemical Society; GSA Environmental and Engineering Geology Division; GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; GSA Hydrogeology Division

 

Yu Yang and Tao Cheng, Advocates
Paper #
Start Time
 
1:00 PM
Introductory Remarks
1
1:15 PM
UNDERSTANDING GEOCHEMICAL PROCESSES CONTROLLING COLLOID-FACILITATED TRANSPORT OF PLUTONIUM: FROM 10-INCH CORE EXPERIMENTS TO KILOMETER SCALE FIELD OBSERVATIONS
KERSTING, Annie B.1, WALENSKY, Justin2, ROBERTS, Sarah1, ZHAO, Pihong1, PHINNEY, Douglas1 and ZAVARIN, Mavrik1, (1)Glenn T. Seaborg Institute, Physical & LIfe Sciences, Lawrence Livermore National Laboratory, Livermore, CA 94550, (2)Dept. of Chemistry, University of Missouri, Missouri, MO 63130, kersting1@llnl.gov
2
1:35 PM
EXAMINATION OF RADIONUCLIDE TRANSPORT IN THE VADOSE ZONE USING FIELD LYSIMETERS
WITMER, Michael D. and POWELL, Brian A., Environmental Engineering & Earth Sciences, Clemson University, 342 Computer Court, L.G. Rich Environmental Laboratory, Anderson, SC 29625, mwitmer@clemson.edu
3
1:50 PM
INVESTIGATING THE STABILITY OF PLUTONIUM ADSORBED TO MINERAL SURFACES
BEGG, James, Lawrence Livermore National Laboratory, Livermore, CA 94550, begg2@llnl.gov
4
2:05 PM
EXAMINING THE ORDER OF ADDITION IN TERTIARY SORPTION EXPERIMENTS OF PLUTONIUM, ORGANIC MATTER, AND COLLOIDAL MONTMORILLONITE
BOGGS, Mark A., Lawrence Livermore National Laboratory, Glenn T. Seaborg Institute, Livermore, CA 94551, boggs6@llnl.gov
5
2:20 PM
REDOX COUPLED SURFACE COMPLEXATION MODELING OF PU(IV) SORPTION ON KAOLINITE
XIE, Yu and POWELL, Brian A., Environmental Engineering & Earth Sciences, Clemson University, 342 Computer Court, L.G. Rich Environmental Laboratory, Anderson, SC 29625, xie3@clemson.edu
6
2:35 PM
COLLOIDAL ORGANIC MATTER MEDIATED FATE OF URANIUM: SORPTION, DESORPTION AND TRANSPORT
YANG, Yu, Chemical and Environmental Engineering, Yale University, Room 214, Mason Lab, 9 Hillhouse Avenue, New Haven, CT, 06511, New Haven, CT 06511, yu.yang@yale.edu
 
2:50 PM
Break
7
3:05 PM
TRANSPORT AND HYPORHEIC EXCHANGE OF IRON OXIDE COLLOIDS IN A STREAM AFFECTED BY ACID MINE DRAINAGE
COLEMAN, Audrey N., Department of Civil, Environmental, and Architectural Engineering, University of Colorado Boulder, 428 UCB, Boulder, CO 80309, RUNKEL, Robert L., U.S. Geological Survey, Toxics Substances Hydrology Program, 3215 Marine St., Suite E127, Boulder, CO 80303, REN, Jianhong, Environmental Engineering, Texas A&M University-Kingsville, 700 University Blvd, Kingsville, TX 78363, MCKNIGHT, Diane M., Institute for Arctic and Alpine Research, Univ. of Colorado, 1560 30th Street, Boulder, CO 80309 and RYAN, Joseph N., Civil, Environmental, and Architectural Engineering, University of Colorado at Boulder, 428 UCB, Boulder, CO 80309, joseph.ryan@colorado.edu
8
3:25 PM
MODELING COLLOID AND MICROORGANISM RELEASE WITH TRANSIENTS IN WATER SATURATION AND SOLUTION CHEMISTRY
BRADFORD, Scott A.1, WANG, Yusong2, TORKZABAN, Saeed3 and SIMUNEK, Jirka2, (1)US Salinity Laboratory, USDA, ARS, Riverside, CA 92507, (2)Department of Environmental Sciences, University of California-Riverside, Riverside, CA 92521, (3)Land and Water, CSIRO, Glen Osmond, 5064, Australia, Scott.Bradford@ars.usda.gov
9
3:45 PM
TRANSPORT OF SINGLE-LAYERED GRAPHENE OXIDE THROUGH POROUS MEDIA
DUSTER, Thomas A., NA, Chongzheng, BOLSTER, Diogo and FEIN, Jeremy B., Civil & Environmental Engineering & Earth Sciences, University of Notre Dame, 156 Fitzpatrick Hall, Notre Dame, IN 46556, tduster@nd.edu
10
4:00 PM
INFLUENCE OF MINERAL COLLOIDS AND HUMIC SUBSTANCES ON ARSENATE TRANSPORT IN WATER- SATURATED SEDIMENT COLUMN
CHENG, Tao, Earth Sciences, Memorial University of Newfoundland, Alexander Murray Building, St. John's, NF A1B 3X5, Canada and WANG, Qing, Earth Science (Geology), Memorial University of Newfoundland, Alexander Murray Building, A1B 3X5, St. John's, NF A1B 3A1, Canada, tcheng@mun.ca
11
4:15 PM
COLLOIDAL TRANSPORT OF NANOSCALE TO MICROSCALE GRAINS IN THE CENTRAL OKLAHOMA AQUIFER
WESTROP, Jeffrey P.1, SWINDLE, Andrew L.2, SEXTON, Molly R.1, PRIEGNITZ, Virginia G.1 and MADDEN, Andrew S.1, (1)School of Geology and Geophysics, University of Oklahoma, 100 East Boyd St. Rm. 710, Norman, OK 73019, (2)Geology and Geophysics, University of Oklahoma, Norman, OK 73019, Jeffrey.P.Westrop-1@ou.edu
 
4:30 PM
Concluding Remarks
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