2006 Philadelphia Annual Meeting (22–25 October 2006)

Session No. 14
Sunday, 22 October 2006: 8:00 AM-12:00 PM

T82. Reactions at Mineral-Water Interfaces: The Role of Solute Adsorption on Contaminant Co-Adsorption, Mineral Dissolution and Colloid Behavior

GSA Hydrogeology Division

 

John J. Lenhart and Daniel E. Giammar, Advocates
Paper #
Start Time
1
8:00 AM
STRUCTURES AND OCCURRENCE OF TERNARY OXIDE-METAL-LIGAND COMPLEXES
BARGAR, John R., Stanford Synchrotron Radiation Laboratory, Stanford Linear Accelerator Ctr, Building 137, MS 69, 2575 Sand Hill Road, Menlo Park, CA 94025, bargar@SLAC.Stanford.EDU, bargar@SLAC.Stanford.EDU
2
8:20 AM
A NEW APPROACH FOR MODELING THE REACTIONS OF OXYANIONS AT THE MINERAL-WATER INTERFACE
SVERJENSKY, Dimitri A. and FUKUSHI, Keisuke, Earth and Planetary Sciences, Johns Hopkins University, Baltimore, MD 21218, sver@jhu.edu, sver@jhu.edu
3
8:35 AM
THE ROLE OF PHOSPHATE ADSORPTION ON URANIUM CO-ADSORPTION TO GOETHITE-COATED SAND
CHENG, Tao, Environmental Science and Engineering, California Institute of Technology, MC: 138-78, Pasadena, CA 91125, BARNETT, Mark, Department of Civil Engineering, Auburn University, 208 Harbert Engineering Center, Auburn, AL 36849, RODEN, Eric, Department of Geology and Geophysics, University of Wisconsin-Madison, Madison, WI 53706 and ZHUANG, Jinling, Department of Civil Engineering, Auburn University, Auburn, AL 36849, tcheng@caltech.edu, tcheng@caltech.edu
4
8:50 AM
SURFACE COMPLEXATION MODELING OF METAL ION ADSORPTION ONTO IRON OXIDES IN SINGLE AND BISOLUTE SYSTEMS
VIEIRA, Adriano R.1, KATZ, Lynn E.2 and CHEN, Chia Chen2, (1)Civil, Architectural and Environmental Engineering, University of Texas at Austin, ECJ 8.6, Austin, TX 78712, (2)Civil, Architectural and Environmental Engineering Department-EWRE, University of Texas at Austin, 1 University Station C1786, Austin, NM 78712-0273, adriano@mail.utexas.edu, adriano@mail.utexas.edu
5
9:05 AM
COOPERATIVE SORPTION OF FE(II) WITH CO(II), EU(III) AND SE(IV) ON CLAY MINERALS
GEHIN, Antoine1, CHARLET, Laurent1, WOLTHERS, Mariette2 and FERNANDEZ-MARTINEZ, Alejandro1, (1)Earth and Planetary Science Department (LGIT-OSUG), Universite Joseph Fourier, BP 53, 38041 Grenoble, Grenoble, 38041, France, (2)Department of Earth Sciences - Geochemistry, Faculty of Geosciences, Utrecht University, Utrecht, 3584, Netherlands, fernande@ill.fr, fernande@ill.fr
6
9:20 AM
MECHANISTIC STUDY OF THE HETEROGENEOUS OXIDATION OF FE(II) BY NITRITE
TAI, Yuan-Liang, Environmental Engineering, Penn State Univeristy, Center for Environmental Kinetic Analysis, University Park, PA 16802 and DEMPSEY, Brian A., Environmental Engineering, Penn State University, Center for Environmental Kinetic Analysis, University Park, PA 16802, danieltai@psu.edu, danieltai@psu.edu
7
9:35 AM
REACTIVITY OF FE(II) ASSOCIATED WITH BIOLOGICALLY AND CHEMICALLY REDUCED NONTRONITE TO TECHNETIUM REDUCTION
JAISI, Deb P.1, DONG, Hailiang1, FREDRICKSON, James K.2 and PLYMALE, Andrew E.2, (1)Department of Geology, Miami University, 114 Shideler Hall, Oxford, OH 45056, (2)Environmental Microbiology Group, Pacific Northwest National Laboratory, Richland, WA 99352, jaisidp@muohio.edu, jaisidp@muohio.edu
 
9:50 AM
Break
8
10:05 AM
A BRIEF HISTORY OF COLLOID-FACILITATED TRANPSORT: ROLE OF SOLUTE DESORPTION KINETICS
RYAN, Joseph N.1, SAIERS, James E.2, TURNER, Ned B.1 and DITTRICH, Timothy1, (1)Civil, Environmental, and Architectural Engineering, University of Colorado, 428 UCB, Boulder, CO 80309-0428, (2)School of Forestry and the Environmental Studies, Yale University, Sage Hall, 205 Prospect Street, New Haven, CT 06511, joe.ryan@colorado.edu, joe.ryan@colorado.edu
9
10:25 AM
COLLOID-FACILITATED TRANSPORT OF PESTICIDES IN THE MACROPORES OF A DANISH ALFISOL
GJETTERMANN, Birgitte1, PETERSEN, Carsten1, BAUN, Dorthe L.2, STYCZEN, Merete2, GRON, Chr.2, SPLIID, Niels Henrik3 and KOCH, Chr. Bender4, (1)Department of Agricultural Sciences, The Royal Veterinary and Agricultural University, Fredriksberg C, 1871, (2)DHI Water & Environment, Agern Alle 11, Hørsholm, 2970, (3)Danish Institute for Agricultural Research, Fredriksberg C, 1871, (4)Department of Natural Sciences, The Royal Veterinary and Agricultural University, Thorvaldsensvej 40, Fredriksberg C, 1871, Denmark, bgj@kvl.dk, bgj@kvl.dk
10
10:40 AM
TOWARDS AN EXPERIMENTAL DETERMINATION OF THE INTERFACIAL POTENTIAL AT THE COLLOIDAL SILICA WATER INTERFACE USING SECOND HARMONIC GENERATION
CAMPEN, R. Kramer1, PYMER, Alison K.2, NIHONYANAGI, Satoshi2 and BORGUET, Eric2, (1)Department of Geosciences, Pennsylvania State University, Room 801 Deike Buildking, University Park, PA 16802, (2)Department of Chemistry, Temple University, 201 Beury Hall, 1901 North 13th Street, Philadelphia, PA 19122, campen@geosc.psu.edu, campen@geosc.psu.edu
11
10:55 AM
OCCURRENCE AND STABILITY OF NANOCOLLOIDAL SILICA PARTICLES IN AQUEOUS SYSTEMS
CONRAD, Christine F., Center for Environmental Kinetics Analysis, Pennsylvania State University, 542 Deike Building, University Park, PA 16802, TIEN, Ming, Biochemistry and Molecular Biology, Pennsylvania State University, 401 Althouse Laboratory, University Park, PA 16802, BRANTLEY, Susan L., Earth and Environmental Systems Institute, Pennsylvania State University, Department of Geosciences, 2217 EES Building, University Park, PA 16802 and HEANEY, Peter J., Dept. of Geosciences, Pennsylvania State Univ, 309 Deike Bldg, University Park, PA 16802, cfc11@psu.edu, cfc11@psu.edu
12
11:10 AM
THE EFFECTS OF THE ADSORPTION OF BIOGENIC LIGANDS ON THE DISSOLUTION OF MANGANESE OXIDES
DUCKWORTH, Owen W., PENA, Jasquelin and SPOSITO, Garrison, Department of Civil and Environmental Engineering, University of California-Berkeley, 140 Mulford Maill 3114, Berkeley, CA 94720, owend@nature.berkeley.edu, owend@nature.berkeley.edu
13
11:30 AM
REDUCTIVE DISSOLUTION OF MANGANESE(III,IV) (HYDR)OXIDES BY EXTRACELLULAR BIOCHEMICALS: STRUCTURE-REACTIVITY INVESTIGATIONS
STONE, Alan T.1, WANG, Yun2 and SHI, Zhi1, (1)Department Geography and Environmental Engineering, Johns Hopkins University, G.W.C. Whiting School of Engineering, 313 Ames Hall, 3400 North Charles Street, Baltimore, MD 21218, (2)Division of Geology and Planetary Sciences, California Institute of Technology, MC 100-23, 1200 East California Boulevard, Pasadena, CA 91125, astone@jhu.edu, astone@jhu.edu
14
11:45 AM
DISSOLUTION KINETICS OF BARITE AND THE EFFECT OF CRO42- ON DISSOLUTION
BOSE, Sweta, Department of Chemistry (Environmental Sciences PhD Program), Wright State Univ, 3640 Colonel Glenn Hwy, Dayton, OH 45435 and HIGGINS, Steven R., Department of Chemistry, Wright State University, 3640 Colonel Glenn Hwy, Dayton, OH 45435, bose.2@wright.edu, bose.2@wright.edu
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