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248 Symposium--Sorption to Bioavailability: II



S02 Soil Chemistry
Tuesday, October 18, 2011: 1:05 PM-4:30 PM
Henry Gonzalez Convention Center, Room 206A
Organizers:
David McNear and Sanjai Parikh
1:05 PM
Introductory Remarks
1:15 PM
248-1
Reduction In Soil Microcosms As a Mechanism of Influencing Arsenic Bioavailability—the Relative Effect of Sulfate and Iron Reduction.
Benjamin C. Bostick, Columbia University; Andrew N. Quicksall, Southern Methodist University; Jing Sun, Columbia University
1:45 PM
248-2
Hexavalent Chromium Remediation by Redox-Sorption Processes.
Alison P. Murata, University of Manitoba; Francis Zvomuya, University of Manitoba; Tee Boon Goh, University of Manitoba
Recorded Presentation Audio File
2:00 PM
248-3
Relative Effects of CaCO3 and Ca(OH)2 Amendments On the Solubility, Localization and Potential Bioavailability of Mn, Zn and Cu In An Aerated Dredge Spoil Material.
Courage Bangira, Texas A&M University; Richard Loeppert, Texas A&M University; Terry Moore, BP Remediation Management; Frank Hons, Texas A&M University; Hamid Shahandeh, Texas A&M University
2:15 PM
Break
2:25 PM
248-4
Tungsten In California Soils and Sediments Affected by Mine Tailings.
Myles Davis, University of California-Riverside; Christopher Amrhein, University of California-Riverside
Recorded Presentation Audio File
2:40 PM
248-5
Effect of Heavy Metals On Sorption of Phenoxyalkanoic Herbicides by Calcareous Soils.
Zahir Rawajfih, Jordan University of Science and Technology; Najwa Alnsour, The Hashemite University
Recorded Presentation Audio File
2:55 PM
248-6
Assessing Frayed-Edge Site Density and Contaminant Desorption In Hyperalkaline-Weathered Hanford Sediment.
Yi-Ting Deng, University of Georgia; Aaron Thompson, University of Georgia; Nicolas Perdrial, University of Arizona
Recorded Presentation Audio File
3:10 PM
Break
3:20 PM
248-7
New Roles for Siderophores In the Biogeochemical Cycling of Contamiant Metals.
Owen Duckworth, North Carolina State University; Martin Akafia, North Carolina State University; John R. Bargar, Stanford Synchrotron Radiation Lightsource; James Harrington, North Carolina State University; Andrzej A. Jarzecki, The Brooklyn College and the Graduate School of the City University of New York; Dorothy L. Parker, Scripps Institution of Oceanography
3:50 PM
248-8
An Investigation On the Formation Mechanism of Zn/Al Layer Double Hydroxide Surface Precipitates On Aluminum Oxide.
Wei Li, University of Delaware; Donald Sparks, University of Delaware
Recorded Presentation Audio File
4:05 PM
248-9
Arsenic Bioavailability and Fate: X-Ray Absorption Spectroscopic Results From Feeding Studies of Contaminated Soil and Media.
Bradley W. Miller, US EPA/ORISE; Kirk Scheckel, US EPA; David J. Thomas, US EPA; Karen D. Bradham, US EPA
Recorded Presentation Audio File
4:20 PM
Concluding Remarks
4:30 PM
Adjourn
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