217th ECS Meeting - Vancouver, Canada

April 25 - April 30, 2010

PROGRAM INFORMATION
 

G4 - Electrochemistry in Mineral and Metal Processing 8 (EMMP 8)

Industrial Electrochemistry and Electrochemical Engineering
 

Monday, April 26, 2010

Gabriola Island, 1st Floor, Fairmont

Interaction of surfactants with mineral surfaces

Co-Chairs: Alan N. Buckley and Gretel Parker
TimeAbs#Title and Authors
10:00   1350   Surface Forces Measured Between Xanthate-Coated Gold Surfaces J. Wang and R. Yoon (Virginia Tech)
10:20   1351   A SERS Study of the Interaction of n-Octanohydroxamate with a Copper Electrode G. A. Hope, R. Woods and G. K. Parker (Griffith University)
10:40 Intermission (20 Minutes)
11:00   1352   Interaction of Hydroxamates with Malachite G. A. Hope, R. Woods and G. K. Parker (Griffith University)
11:20   1353   A Raman Spectroscopic Investigation of Pyrite Oxidation and Flotation Reagent Interaction G. K. Parker and G. A. Hope (Griffith University)
11:40   1354   Surface Oxidation of Cuprite R. Woods, B. D. Fleming (Monash University), A. N. Buckley and B. Gong (The University of New South Wales)
 

Characterization of minerals and their chemical behavior

Co-Chairs: Ronald Woods and Roe-Hoan Yoon
TimeAbs#Title and Authors
14:00   1355   Ex Situ Surface Chemical Characterization in Minerals Processing Research: The Effect of Hydrophilic Organic Solvents on Sulfide Mineral Surfaces A. N. Buckley (The University of New South Wales), S. Goh (UNSW) and L. Fan (NSRRC)
14:20   1356   AR-XPS and SXPS Evidence for Surface Stabilization and Cu Activation of Sphalerite Zn1-xFexS (110) Surfaces S. L. Harmer (University of South Australia), H. W. Nesbitt (Unviersity of Western Ontario), W. M. Skinner (Unviersity of South Australia) and A. N. Buckley (The University of New South Wales)
14:40   1357   Fine Structure in XPS and XANES Spectra Acquired From a Series of Sphalerite Samples A. Pratt (Natural Resources Canada)
15:00   1358   Electrochemical and Spectroscopic Analysis of the Arsenopyrite (FeAsS) Oxidation under Calcareous Soil Conditions R. H. Lara-Castro (IM-FI- UASLP), R. Briones (IM-FI-UASLP), M. Monroy (IM-UASLP), J. Ehrhardt, M. Mullet (LCPECNRS-Université H. Poincaré) and R. Cruz (Universidad Autónoma de San Luis Potosí)
15:20 Intermission (20 Minutes)
15:40   1359   Production of Oxidizing Intermediates During Corrosion of Iron; Implications for Remediation of Contaminants from Mineral and Metal Processing A. L. Pham, D. L. Sedlak and F. M. Doyle (University of California)
16:00   1360   Electrochemical Analysis of Highly Reactive Pyrite K. M. Watling, E. D. Burton, M. Johnston, R. T. Bush and L. A. Sullivan (Southern Cross University)
16:20   1361   Surface Characterization by X-Ray Photoelectron Spectroscopy and Cyclic Voltammetry of Products Formed during the Potentiostatic Oxdation of Chalcopyrite D. P. Nava (UAM- Iztapalapa), I. González (Universidad Autónoma Metropolitana Iztapalapa), D. Leinen and J. Ramos-Barrado (UMA)
16:40   1362   Duality of Pyrite Semiconductor Properties Influence on Flotation V. Chanturiya, V. Vigdergauz and S. Vorobyev (IPKON RAS)
 

Tuesday, April 27, 2010

Gabriola Island, 1st Floor, Fairmont

Electrochemistry in Hydrometallurgy I

Co-Chairs: Michael Moats and Matthew Jeffrey
TimeAbs#Title and Authors
09:00   1363   Influence of Surfactant Adsorption on the Leaching of Copper Sulfides P. Nowak (Polish Academy of Sciences)
09:20   1364   A Novel Mathematical Model for the Study of Electrochemical Nucleation of Metals on Foreign Substrates from the Analysis of Potentiostatic Current-Transients T. Vargas, M. Colet and J. C. Salgado (University of Chile)
09:40 Intermission (20 Minutes)
10:00   1365   The Pyrite Catalysed Oxidation of Sulfide Ions D. M. Hewitt, P. L. Breuer and M. I. Jeffrey (CSIRO)
10:20   1366   Electrochemical Study of Massive Chalcopyrite Electrodes Bioleached by Moderately Thermophilic Microorganisms at 48°C W. Zeng, Y. Zhang (CSIRO), G. Qiu (Central South University), M. Chen and B. Follink (CSIRO)
10:40   1367   Galvanic Interactions Between Pyrite and Chalcopyrite and their Effect on Galvanically Assisted Leaching M. Eghbalnia and D. Dixon (University of British Columbia)
11:00   1368   Attributes of Electrochemical Potential in a Multiphysics Heap Leach Model J. E. Gebhardt (Process Engineering Resources Inc), D. McBride and M. Cross (Swansea University)
11:20   1369   An Approach to the Reactivity of Isomorphous Proustite (Ag3AsS3) and Pyrargyrite (Ag3SbS3) in Cyanide Solutions A. M. Meléndez (Universidad Autónoma Metropolitana - Iztapalapa.), I. González (Universidad Autónoma Metropolitana Iztapalapa) and R. Arroyo (Universidad Autónoma Metropolitana - Iztapalapa.)
11:40   1370   Modeling the Kinetics of Anodic Dissolution of Chalcopyrite Based on Electrochemical Measurements Conducted Directly on Chalcopyrite Particle Electrodes H. Jordan and T. Vargas (University of Chile)
 

Electrochemistry in Hydrometallurgy II

Co-Chairs: Fiona M. Doyle and Gregory Hope
TimeAbs#Title and Authors
14:00   1371   Using Electrochemical Impedance Spectroscopy to Investigate Gold Dissolution in Thiourea and Thiocyanate Acid Solutions X. Yang (South Central University), M. S. Moats and J. Miller (University of Utah)
14:20   1372   A Spectroelectrochemical Investigation of the Interaction of Gold with Cyano-Containing Ligands G. K. Parker and G. A. Hope (Griffith University)
14:40   1373   An Electrochemical Study of the Dissolution of Pure Gold and Gold-Silver Alloys in Thiosulfate Leach Solutions E. A. Oraby (CSIRO / Curtin) and M. I. Jeffrey (CSIRO)
15:00   1374   Investigating Gold Dissolution during Oxidative Desorption of Alkylthiol Self-Assembled Monolayers S. R. Smith, J. L. Shepherd (Laurentian University) and E. Guerra (Laurentian University School of Engineering)
15:20 Intermission (20 Minutes)
15:40   1375   Electrochemical Determination of Minor Elements in Zinc Flotation Concentrates A. Hernández-Gómez (Universidad Autónoma Metropolitana - Iztapalapa), A. M. Meléndez (Departamento de Química. Universidad Autónoma Metropolitana - Iztapalapa. México, D.F. CP 09340 Mexico.), C. Lara (CIDT, Servicios Industriales Peñoles, Torreón, Coah.CP 27300, Mexico.) and I. González (Universidad Autónoma Metropolitana Iztapalapa)
16:00   1376   An Investigation on the Effects of Organic Additives on Zinc Electrowinning from Industrial Electrolyte D. Dhak, E. Asselin and A. Alfantazi (University of British Columbia)
16:20   1377   Electrowinning of Copper from Various Copper Cyanide Eluates at Low pH X. Dai, P. L. Breuer and M. I. Jeffrey (CSIRO)
16:40   1378   Evaluation of Copper Electrowinning Parameters on Current Efficiency and Energy Consumption Using Surface Response Methodology Y. Khouraibchia and M. S. Moats (University of Utah)
 

Exhibit and Poster Hall, Conference Floor, Fairmont

Poster Session

Co-Chairs: F. M. Doyle, G. Kelsall, and R. Woods
TimeAbs#Title and Authors
o   1379   Comparison of H2 and NH3 Treatment for Cu Interconnects Y. Cheng, T. Chiu and Y. Wang (National Chi-Nan University)
o   1380   Lead(II) Electrodeposition from Alkaline Solutions Containing Xylitol G. Yingying (School of Chemistry and Chemical Engineering, Central South University), Z. Qionghua (School of Chemstry and Chemical Engineering, Central South University), Y. Tianzu (School of Metallurgical Science and Engineering, Central South University), L. Wei and Z. Duchao (School of Metallurgical Science and Engineering,Central South University)
 

Wednesday, April 28, 2010

Gabriola Island, 1st Floor, Fairmont

Electrometallurgy I

Co-Chairs: Derek Fray and Dora Nava
TimeAbs#Title and Authors
10:00   1381   Electrochemical Dissolution and Passivation Behavior of Pure Iron in Ammoniacal Solution S. Roy and E. Asselin (University of British Columbia)
10:20   1382   Electrowinning of Iron from Alkaline Solution S. H. Tang and G. M. Haarberg (Norwegian University of Science and Technology)
10:40 Intermission (20 Minutes)
11:00   1383   Electrodeposition of Nickel from Sulfamate Effluents G. H. Kelsall and A. Kovaleva (Imperial College London)
11:20   1384   Anodic Formation of Cobalt Oxide During Electrowinning of Cobalt in a Chloride Electrolyte G. M. Haarberg, J. Thonstad (Norwegian University of Science and Technology) and O. E. Kongstein (SINTEF)
11:40   1385   Electrochemical Deposition of Nanoparticulate Materials G. A. Hope (Griffith University), P. Liu, H. Li (Sun Yat-sen University) and G. Heber (Griffith University)
 

Electrometallurgy II

Co-Chairs: Geoffrey Kelsall and Tomas Vargas
TimeAbs#Title and Authors
14:00   1386   CaTixRu(1-x) as an Inert Anode for Application in Calcium Chloride-Calcium Oxide Melts S. Jiao (University of Science and Technology Beijing) and D. Fray (University of Cambridge)
14:20   1387   Application of Current-Pulse Techniques to Analysis of Anode Gas Film Behavior in a Hall-Heroult Cell K. McGregor, G. A. Snook, A. J. Urban and M. R. Lanyon (CSIRO)
14:40   1388   Depolarized Gas Anodes for Electrowinning of Metals in Molten Salts S. Xiao (Norwegian University of Science and Technology), T. Mokkelbost (SINTEF Materials and Chemistry), G. M. Haarberg, A. P. Ratvik (Norwegian University of Science and Technology) and H. Zhu (University of Science and Technology Beijing)
15:00   1389   Direct Electrolysis of Molten Lunar Regolith for the Production of Oxygen and Metals on the Moon A. H. Sirk, D. R. Sadoway (MIT) and L. Sibille (NASA)