| GEOC | Monday, March 29, 2004 | ||
1:00 PM-5:20 PM Marriott -- Marquis NW, Oral | |||
Colloid-Facilitated Transport of Contaminants in the Subsurface: The Life and Death of a Colloid | |||
| Organizer: | Annie Kersting | ||
| 1:00 PM | Introductory Remarks | ||
| 1:05 PM | 45 | Colloid stability in vadose zone Hanford sediments Markus Flury, James Harsh, Szabolcs Czigany | |
| 1:25 PM | 46 | Modeling the potential role of colloids in radionuclide transport within the engineered barrier system of the proposed Yucca Mountain repository Richard Aguilar, Stephen Alcorn | |
| 1:45 PM | 47 | Transport of colloid-associated mercury and arsenic: Column experiments and microscopic, spectroscopic, and chemical analyses of colloidal material Aaron J. Slowey, Stephen B. Johnson, James J. Rytuba, Gordon E. Brown Jr. | |
| 2:05 PM | 48 | Colloid-mediated transport of three heavy metals from a contaminated retention pond sediment Béatrice Béchet, Bertrand Durin, Michel Legret | |
| 2:25 PM | 49 | Colloid mobilization, transport, and deposition in unsaturated porous media James E. Saiers, John J. Lenhart, Bin Gao | |
| 2:45 PM | Intermission | ||
| 3:00 PM | 50 | Radionuclide migration at the Nevada Test Site: Evaluating mechanisms controlling colloid-facilitated transport Mavrik Zavarin, Reed M. Maxwell, Annie Kersting | |
| 3:20 PM | 51 | Partitioning of uranyl oxide hydrate colloids at air-water interfaces Edgar Buck, Bruce K. McNamara | |
| 3:40 PM | 52 | Fission product aggregation and flotation at the air-solution interface Bruce McNamara, Edgar C. Buck, Brady Hanson | |
| 4:00 PM | 53 | Metal adsorption by bacteria: Generalizing and up-scaling surface complexation for the field scale Christopher J. Daughney, Liping Pang, Steven D. Siciliano, Murray Close | |
| 4:20 PM | 54 | Upscaling of adsorption models to predict metal leaching from soils to surface waters Jan E. Groenenberg, Luc T.C. Bonten, Paul F.A.M. Romkens, Rene P.J.J. Rietra | |
| 4:40 PM | 55 | Reactive transport of iodide in clay minerals: Experimental and modeling efforts Pihong Zhao, Yunwei Sun, Qinhong Hu, Jean E. Moran | |
| 5:00 PM | 56 | Colloid transport through groundwater and soil Annie Kersting, Pihong Zhao, Mavrik Zavarin | |
Symposium Grid -- Division of Geochemistry -- Session Listing
The 227th ACS National Meeting, Anaheim, CA, March 28-April 1, 2004