Thursday, 10 November 2005: 8:25 AM
Surface Chemistry of Group 3A, 5A, and 7A Oxyanions
Sponsor:S02 Soil Chemistry
Presiding:Sabine Goldberg, USDA-ARS, George E. Brown, Jr., Salinity Laboratory
Introductory Remarks
Arsenic Mobility in Limed Mine Wastes.
Laureen Kelly, Utah State University, Lynn Dudley, Utah State University
EXAFS Analysis of Phosphate Bonding on Iron Oxides.
Dean Hesterberg, NC State University, Paul Northrup, Brookhaven National Laboratory
Prediction of Boron Adsorption by Field Samples of Diverse Textures.
Sabine Goldberg, USDA-ARS, George E. Brown Jr., Salinity Laboratory, Dennis Corwin, USDA-ARS, George E. Brown Jr., Salinity Laboratory, Peter Shouse, USDA-ARS, George E. Brown Jr., Salinity Laboratory, Donald Suarez, USDA-ARS, George E. Brown Jr., Salinity Laboratory
Nature and Reactivity of Iron-Arsenate Coprecipitates.
A. Violante, Università di Napoli- ITALY, S. Del Gaudio, Università di Napoli- ITALY, M. Ricciardella, Università di Napoli- ITALY, M. Pigna, Università di Napoli- ITALY
Time-Resolved Atr-Ftir Studies of Oxyanion Adsorption and Desorption.
Derek Peak, University of Saskatchewan
Break
A Novel Sorbent for Perchlorate: Preliminary Results.
Konstantinos Makris, Environmental Geochemistry Laboratory, Dibyendu Sarkar, Environmental Geochemistry Laboratory, Rupali Datta, Environmental Geochemistry Laboratory
Phosphate Dynamics upon the Biomineralization of Iron Oxides.
Thomas Borch, Stanford University, Yoko Masue, Stanford University, Benjamin Kocar, Stanford University, Scott Fendorf, Stanford University
Deciphering the Role of Reductive Iron Transformations on Arsenic Transport.
Katharine J. Tufano, Stanford University, Brandy Stewart, Stanford University, Benjamin Kocar, Stanford University, Scott Fendorf, Stanford University
Release of Arsenic and Transformation of Iron (Hydr)Oxides During Sulfidogenesis.
Benjamin Kocar, Stanford University, Thomas Borch, Stanford University, Scott Fendorf, Stanford University
Arsenic Retention on Ferrihydrite: Stability under Aerobic and Anaerobic Conditions.
Yoko Masue, Stanford University, Thomas Borch, Stanford University, Scott Fendorf, Stanford University
Discussion
Adjourn

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