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| Books Edited |
| Sparks, D.L. 2012. Editor, Advances in Agronomy. Vol. 114, Academic Press, San Diego, CA. |
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| Sparks, D.L. 2012. Editor, Advances in Agronomy. Vol. 115, Academic Press, San Diego, CA. |
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| Sparks, D.L. 2012. Editor, Advances in Agronomy. Vol. 116, Academic Press, San Diego, CA. |
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| Sparks, D.L. 2012. Editor, Advances in Agronomy. Vol. 117, Academic Press, San Diego, CA. |
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Refereed Publications |
Centofanti, T,. M. G. Siebecker, R. L. Chaney , A.P. Davis, D. L. Sparks. 2012. Hyperaccumulation of nickel by Alyssum corsicum is related to solubility of Ni mineral species. Plant Soil 359:71–83.
DOI: 10.1007/s11104-012-1176-9 |
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Jones, L.C., B. J. Lafferty and D.L. Sparks. 2012. Additive and competitive effects of bacteria and Mn oxides on arsenite oxidation kinetics. Environ. Sci. Technol. 46 (12): 6548–6555.
DOI: 10.1021/es204252f |
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Khaokaew, S., G. Landrot, R. L. Chaney, K. Pandya, and D.L. Sparks. 2012. Speciation and release kinetics of zinc in contaminated paddy soils. Environ. Sci. Technol. 46 (7): 3957–3963.
DOI: 10.1021/es204007t |
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Landrot. G., R. Tappero,, S. M. Webb, and D.L. Sparks. 2012 .Arsenic and chromium speciation in an urban contaminated soil.Chemosphere 88 (10): 1196–120.
DOI: 10.1016/j.chemosphere.2012.03.069 |
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Landrot. G., M. A. Ginder-Vogel , K. J. Livi , J. P. Fitts , and D. L. Sparks. 2012. Chromium(III) oxidation by three poorly-crystalline manganese(IV) oxides 1. Chromium(III)-oxidizing capacity. Environ. Sci. Technol. 46 (21): 11594–11600.
DOI: 10.1021/es302383y |
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Landrot. G., M. A. Ginder-Vogel , K. J. Livi , J. P. Fitts , and D. L. Sparks. 2012. Chromium(III) oxidation by three poorly-crystalline manganese(IV) oxides 2. Solid phase analyses. Environ. Sci. Technol.46 (21): 11601–11609.
DOI: 10.1021/es302384q |
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Li , W., K.J. Livi , W. Xu , M.G. Siebecker , Y.-J. Wang , B. L. Phillips , and D. L. Sparks. 2012. Formation of crystalline Zn-Al layered double hydroxide precipitates on γ-alumina: The role of mineral dissolution. Environ. Sci. Technol.46 (21): 11670–11677.
DOI: 10.1021/es3018094 |
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Livi, K.J.T., B. Lafferty, M. Zhu, S. Zhang, A. Gaillota and D.L. Sparks. 2012. Electron energy-loss safe-dose limits for manganese valence measurements in environmentally relevant manganese oxides. Environ. Sci. Technol. 46 (2): 970–976.
DOI: 10.1021/es203516 |
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Shi, Z., E. Peltier, and D. L. Sparks. 2012. Kinetics of Ni sorption in soils: Roles of soil organic matter and Ni precipitation. Environ. Sci. Technol. 46 (4): 2212–2219.
DOI: 10.1021/es202376c
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Zhu, M., C. L. Farrow, J. E. Post, K. J.T. Livi, S.J.L. Billinge, M. Ginder-Vogel and D.L. Sparks. 2012. Structural study of biotic and abiotic poorly-crystalline manganese oxides using atomic pair distribution function analysis. Geochim. Cosmochim. Acta 81:39-55.
DOI: 10.1016/j.gca.2011.12.006
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| Invited Presentations |
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Sparks, D.L. 2012. Frontiers in Soil and Environmental Chemistry: The Important Role of Synchrotron-Based Tool. CLS 15th Annual Users' Meeting, U. of Saskatchewan, Saskatoon, SK, Canada
May 4. |
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| Sparks, D.L., C. Chen, O. Lazareva, J. LeMonte, J.J. Dynes, J. Wang, T. Regier, and R. Kukkadapu. 2012. Keynote address. The Role of Metal Redox Coupling Processes in Carbon Cycling and Stabilization. The 22nd V.M. Goldschmidt Conference, Montréal, Canada. June 24-29. |
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| Sparks, D.L. 2012. Grand Challenges in Soil and Environmental Sustainability: The Importance of Basic Biogeochemical Research. EUROSOIL 2012, 4th International Congress of ECSSS, Bari, Italy, July 2-6. |
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Sparks, D.L. 2012. Factors Impacting Carbon-Mineral Complexation Mechanisms in the Christina River Basis Critical Zone Observatory,
Stanford University, August 23. |
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| Sparks, D.L. 2012. Grand Challenges in Environmental Sustainability: The Importance of Basic Biogeochemical Research, Huazhong Agricultural University, Wuhan, China, September 3. |
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| Sparks, D.L. 2012. Carbon-Metal Mineral Complexation and Cycling in the Christina River Basin Critical Zone Observatory. 2nd International Conference on Geobiology, "Critical Zone Observatories for Sustainable Soil Development and Beyond”, Huazhong Agricultural University, Wuhan, China, September 3. |
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| Sparks, D.L. 2012. The Role of Metal Redox Coupling Processes in Carbon and Arsenic Cycling in the Critical Zone. 2nd International Conference on Geobiology, "Critical Zone Observatories for Sustainable Soil Development and Beyond”, Huazhong Agricultural University, Wuhan, China, September 4. |
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| Sparks, D.L. 2012. The Role of Mineral Complexation and Metal Redox Coupling in Carbon Cycling and Stabilization, 16th Meeting of the International Humic Substances Society, Zhejiang University, Hangzhou, China, September 9-14. |
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| Sparks, D.L. 2012. The Role of Critical Zone Science in Promoting Environmental and Agricultural Sustainability. SSSA International Annual Meeting, Cincinnati, OH, Oct. 21 - 24. |
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| Sparks, D.L. 2012. The Role of a Multi-Scale and Multi-Tool Approach in Advancing the Frontiers of Soil Biogeochemistry. SSSA International Annual Meeting, Cincinnati, OH, Oct. 21 - 24. |
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| Sparks, D.L. 2012. Grand Challenges in Environmental Sustainability: The Water, Climate, Soil, and Food Nexus. University of Western Australia, Perth, Australia, Nov. 12. |
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| Sparks, D.L. 2012. Grand Challenges in Environmental Sustainability: The Water, Climate, Soil, and Food Nexus.University of South Australia, Adelaide, Australia, Nov. 14.. |
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| Sparks, D.L. 2012. Grand Challenges in Environmental Sustainability: The Water, Climate, Soil, and Food Nexus.University of Queensland, Brisbane, Australia, Nov. 16.. |
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| Sparks, D.L. 2012. Grand Challenges in Environmental Sustainability: The Water, Climate, Soil, and Food Nexus. University of Western Sydney, Sydney, Australia, Nov. 19. |
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Presentations |
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| Abdala, D.B., P. A. Northrup, and D.L. Sparks. 2012. Surface Loading and Time Effects On Phosphorus Sorption Mechanism Examined by Extended X-Ray Absorption Fine Structure Spectroscopy At the Goethite/Water Interface. SSSA International Annual Meeting, Cincinnati, OH, Oct. 21 - 24. |
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| Abdala, D.B., P. A. Northrup, and D.L. Sparks. 2012. Extended X-Ray Absorption Fine Structure Spectroscopic Determination of the Bonding Configuration of Orthophosphate Surface Complexes of Phosphate At the Goethite/Water Interface. SSSA International Annual Meeting, Cincinnati, OH, Oct. 21 - 24. |
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| Carter, S., D.L. Sparks, A.M. Rule, R. Tappero and E. Benson. 2012. Distribution and Speciation of Arsenic in Poultry Particulate Emissions. The 22nd V.M. Goldschmidt Conference, Montréal, Canada. June 24-29. |
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| Elbana , T., H. M. M. Selim and D.L. Sparks. 2012. Lead and Tin Transport and Retention in Soils: Miscible Displacement and Modeling. SSSA International Annual Meeting, Cincinnati, OH, Oct. 21 - 24. |
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| Fischel, J.S., M.H. Fischel, B.J. Lafferty, and D.L. Sparks. 2012. Arsenic Mobilization in The Critical Zone: Oxidation by Manganese Oxide Minerals. 244th ACS National Meeting,, Philadelphia, PA, August 19-23. |
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| Ginder-Vogel, M., B. Lafferty and D.L. Sparks. 2012. As(III) oxidation by delta-MnO2: Kinetics, Mechanisms, and Inhibition. The 22nd V.M. Goldschmidt Conference, Montréal, Canada. June 24-29. |
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Lazareva, O., D.L. Sparks, A. Aufdenkamp, J. Kan, S. Hicks, J. LeMonte, W. Pan and C. Chen. 2012. Biogeochemical Transformation of Fe- and Mn- Along a Redox Gradient: Implications for Carbon Sequestration within the Christina River Basin Critical Zone Observatory.
Spring 2012 American Chemical Society National Meeting, San Diego, CA , March 25-29. |
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| Lazareva, O., D.L. Sparks, W. Pan, J. Kan. and A. Aufdenkampe. 2012. Biogeochemical Dynamics of Aqueous Fe and Mn in Soil Pore-Waters and Stream with Respect to Dissolved Organic Matter (DOM) Quantity and Quality. The 22nd V.M. Goldschmidt Conference, Montréal, Canada. June 24-29. |
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| Li, W, Y. Wang and D.L. Sparks. 2012. Effect of Glyphosate On Zn Adsorption/Precipitation On Aluminum Oxide: A Molecular Scale Study Using Spectroscopic Techniques .SSSA International Annual Meeting, Cincinnati, OH, Oct. 21 - 24. |
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| Livi, K., B. Lafferty, M. Zhu, S. Zhang, A.-C. Gaillot and D.L. Sparks. 2012. Nanoscale Measurement of Manganese Valence in Mn-oxides. The 22nd V.M. Goldschmidt Conference, Montréal, Canada. June 24-29. |
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| Moyer, C.E., R. Tappero, H. Bais and D.L. Sparks. 2012. Role of Iron Plaques in Immobilizing Arsenic in The Rice-root Environment. 244th ACS National Meeting, Philadelphia, PA , August 19-23. |
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| Ono, F.B., E.S. Penido, D.L. Sparks and L.-R. G. Guilherme. 2012. Understanding the Low Arsenic Bioaccessibility in Tailings From a Gold Mining Area. SSSA International Annual Meeting, Cincinnati, OH, Oct. 21 - 24. |
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| Sawyer, A.H., O. Lazareva, K. Crespo, and H.A. Michael. 2012. Shallow Stratigraphic Controls on Surface Water-groundwater Miixing and Geochemical Fate in the Benthic Zone of an Estuary. Annual Meeting of the Geological Society of America, Charlotte, NC, Nov. 4-7. |
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Zhu M. and D.L. Sparks D.L 2012. Interactions Between Cations and Nanoparticulate Layered Mn Oxides - A X-ray Atomic Pair Distribution Functions (PDF) Analysis. Spring 2012 American Chemical Society National Meeting, San Diego, CA , March 25-29. |
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