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219 Chemistry of Metal(loids) and Trace Elements in Soils

Oral Session
S02 Soil Chemistry

This session will be volunteered presentations on chemistry of trace elements in soils. Topics will include soil chemistry of a wide range of metal(loids) including arsenic, selenium, molybdenum, boron, and antimony.

Cosponsor(s):

Soils & Environmental Quality
Tuesday, November 2, 2010: 8:10 AM-11:45 AM
Long Beach Convention Center, Room 202B, Second Floor

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Presider:
Sabine Goldberg
8:10 AM
Introductory Remarks
8:15 AM
219-1
Interactions of Arsenate and Arsenite with Nanoparticles of Zerovalent Iron Under Anaerobic Conditions.
Chunming Su, U.S. Environmental Protection Agency; Bridget Toews, East Central University; Arielle Burkett, East Central University
8:30 AM
219-2
Arsenic Immobilization From Iron Based Waste Water Treatment Residuals in Pilot-Scale Columns Simulating a Bioreactor Landfill.
Todd Luxton, US EPA; Gune silva, US EPA; Amro El Badwy, US EPA; Thabet Tolaymat, US EPA; Kirk Scheckel, US EPA
Audio File Recorded presentation
8:45 AM
219-3
Arsenate Desorption From Synthetic Goethite Promoted by Competitive Adsorbents.
Mauricio Fontes, Universidade Federal de Viõosa; Yoko Masue-Slowey, Stanford University; Scott Fendorf, Stanford University
Audio File Recorded presentation
9:00 AM
219-4
Fate of Arsenic In the Presence of Birnessite and Dissimilatory Metal Reducing Bacteria.
Samantha Ying, Stanford University; Benjamin Kocar, Stanford University; Yoko Masue-Slowey, Stanford University; Scott Fendorf, Stanford University
Audio File Recorded presentation
9:15 AM
219-5
Coupled Biotic and Abiotic Arsenite Oxidation Kinetics with Heterotrophic Soil Bacteria and a Poorly Crystalline Manganese Oxide.
L. Camille Jones, University of Delaware; Brandon Lafferty, University of Delaware; Donald Sparks, University of Delaware
9:30 AM
219-6
What Governs the Rate of Arsenic Release From Mekong River Delta Sediments?.
Jason Stuckey, Stanford University; Benjamin Kocar, Stanford University; Scott Fendorf, Stanford University
Audio File Recorded presentation
9:45 AM
219-7
Deciphering Controls On Arsenic Uptake and Mechanisms of Attenuation On Roots of Rice (Oryza sativa L.) with Variable Fe Plaque Coatings.
Angelia Seyfferth, Stanford University; Scott Fendorf, Stanford University
Audio File Recorded presentation
10:15 AM
219-8
The Adsorption of Antimony(V) by Gibbsite.
Michael Essington, University of Tennessee; Melanie Stewart, University of Tennessee
Audio File Recorded presentation
10:00 AM
Break
10:30 AM
219-9
Speciation of Selenium and Other Heavy Metals Using X-Ray Absorption Spectroscopy in Coal Fly Ash at the Kingston Fossil Plant Site.
Jennifer Seiter, Environmental Laboratory, U.S. Army Corps of Engineers; Mark Chappell, US Army Corps of Engineers; Anthony Bednar, Environmental Laboratory, U.S. Army Corps of Engineers; Jacob Stanley, Environmental Laboratory, U.S. Army Corps of Engineers; Alan Kennedy, Environmental Laboratory, U.S. Army Corps of Engineers; Daniel Averett, Environmental Laboratory, U.S. Army Corps of Engineers; Jeffery Steevens, Environmental Laboratory, U.S. Army Corps of Engineers
Audio File Recorded presentation
10:45 AM
219-10
Oxidation of W-Pellets and Tungstate Adsorption by Soils.
Myles Davis, University of California-Riverside; Christopher Amrhein, University of California-Riverside
Audio File Recorded presentation
11:00 AM
219-11
Variation in Biogeochemical Processes Controlling Uranium and Chromium Induced by Soil Physical Complexity.
Benjamin Kocar, Stanford University; Michael S. Massey, Stanford University; Peter Nico, Lawrence Berkeley National Laboratory; Chongxuan Liu, Pacific Northwest National Laboratory; Scott Fendorf, Stanford University
Audio File Recorded presentation
11:15 AM
219-12
Modeling of Trace Element Partitioning in Soil: Validation and Comparison of Predictive Power Between a Mechanistic Multisurface and An Empirical Regression Based Modeling Approach.
Jan Groenenberg, Soil Science Centre, Alterra, Wageningen University and Research Centre; Joris J Dijkstra, Energy research Centre of the Netherlands; Luc T.C. Bonten, Soil Science Centre, Alterra, Wageningen University and Research Centre; Wim de Vries, Soil Science Centre, Alterra, Wageningen University and Research Centre; Rob N.J. Comans, Energy research Centre of the Netherlands
Audio File Recorded presentation
11:30 AM
219-13
Nickel (Ni) Transport in Soils: Competitive Effect of Cadmium (Cd).
Lixia Liao, Louisiana State University Agcenter; H. Magdi Selim, Louisiana State University Agcenter
11:45 AM
Adjourn
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