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Donald Lewis Sparks - Publications

Affiliations: 
University of Delaware, Newark, DE, United States 
Area:
Soil Science Agriculture, Environmental Sciences, Geochemistry
Website:
http://canr.udel.edu/faculty/sparks-donald/
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Year Citation  Score
2024 Barreto MSC, Elzinga EJ, Rouff AA, Siebecker MG, Sparks DL, Alleoni LRF. Zinc speciation in highly weathered tropical soils affected by large scale vegetable production. The Science of the Total Environment. 916: 170223. PMID 38266730 DOI: 10.1016/j.scitotenv.2024.170223  0.816
2023 Barreto MSC, Elzinga EJ, Kubicki JD, Sparks DL. A multi-scale assessment of the impact of salinity on the desorption of chromate from hematite: Sea level rise implications. Journal of Hazardous Materials. 465: 133041. PMID 38043423 DOI: 10.1016/j.jhazmat.2023.133041  0.696
2023 Sricharoenvech P, Siebecker MG, Tappero R, Landrot G, Fischel MHH, Sparks DL. Chromium speciation and mobility in contaminated coastal urban soils affected by water salinity and redox conditions. Journal of Hazardous Materials. 462: 132661. PMID 37837776 DOI: 10.1016/j.jhazmat.2023.132661  0.819
2023 Betts AR, Siebecker MG, Elzinga EJ, Luxton TP, Scheckel KG, Sparks DL. Influence of clay mineral weathering on green rust formation at iron-reducing conditions. Geochimica Et Cosmochimica Acta. 350: 46-56. PMID 37469621 DOI: 10.1016/j.gca.2023.04.001  0.818
2023 Zhang J, Mostofa KMG, Yang X, Mohinuzzaman M, Liu CQ, Senesi N, Senesi GS, Sparks DL, Teng HH, Li L, Yuan J, Li SL. Isolation of dissolved organic matter from aqueous solution by precipitation with FeCl: mechanisms and significance in environmental perspectives. Scientific Reports. 13: 4531. PMID 36941375 DOI: 10.1038/s41598-023-31831-1  0.303
2023 Barreto MSC, Elzinga EJ, Sparks DL. The adsorption of arsenate and p-arsanilic acid onto ferrihydrite and subsequent desorption by sulfate and artificial seawater: Future implications of sea level rise. Environmental Pollution (Barking, Essex : 1987). 323: 121302. PMID 36804144 DOI: 10.1016/j.envpol.2023.121302  0.661
2022 Gou W, Li W, Siebecker MG, Zhu M, Li L, Sparks DL. Coupling Molecular-Scale Spectroscopy with Stable Isotope Analyses to Investigate the Effect of Si on the Mechanisms of Zn-Al LDH Formation on Al Oxide. Environmental Science & Technology. PMID 36135962 DOI: 10.1021/acs.est.2c05140  0.816
2022 Izaditame F, Siebecker MG, Sparks DL. Sea-level-rise-induced flooding drives arsenic release from coastal sediments. Journal of Hazardous Materials. 423: 127161. PMID 34844335 DOI: 10.1016/j.jhazmat.2021.127161  0.708
2021 Lopes G, Li W, Siebecker MG, Sparks DL, Guilherme LRG. Combining zinc desorption with EXAFS speciation analysis to understand Zn mobility in mining and smelting affected soils in Minas Gerais, Brazil. The Science of the Total Environment. 754: 142450. PMID 33254948 DOI: 10.1016/j.scitotenv.2020.142450  0.772
2020 Yan J, Fischel M, Chen H, Siebecker MG, Wang P, Zhao FJ, Sparks DL. Cadmium speciation and release kinetics in a paddy soil as affected by soil amendments and flooding-draining cycle. Environmental Pollution (Barking, Essex : 1987). 115944. PMID 33160733 DOI: 10.1016/j.envpol.2020.115944  0.729
2020 Gamble AV, Northrup PA, Sparks DL. Elucidation of soil phosphorus speciation in mid-Atlantic soils using synchrotron-based microspectroscopic techniques. Journal of Environmental Quality. 49: 184-193. PMID 33016369 DOI: 10.1002/Jeq2.20027  0.421
2020 Li J, Wang Y, Xue X, Xie X, Siebecker MG, Sparks DL, Wang Y. Mechanistic insights into iodine enrichment in groundwater during the transformation of iron minerals in aquifer sediments. The Science of the Total Environment. 745: 140922. PMID 32736101 DOI: 10.1016/J.Scitotenv.2020.140922  0.754
2020 Sparks DL. A golden period for environmental soil chemistry. Geochemical Transactions. 21: 5. PMID 32239381 DOI: 10.1186/S12932-020-00068-6  0.359
2020 Giannetta B, Plaza C, Siebecker MG, Aquilanti G, Vischetti C, Plaisier JR, Juanco M, Sparks DL, Zaccone C. Iron speciation in organic matter fractions isolated from soils amended with biochar and organic fertilizers. Environmental Science & Technology. PMID 32182047 DOI: 10.1021/Acs.Est.0C00042  0.781
2020 Sowers TD, Wani R, Coward EK, Fischel M, Betts AR, Douglas T, Duckworth OW, Sparks DL. Spatially-resolved organomineral interactions across a permafrost chronosequence. Environmental Science & Technology. PMID 32023050 DOI: 10.1021/Acs.Est.9B06558  0.829
2020 Giannetta B, Siebecker MG, Zaccone C, Plaza C, Rovira P, Vischetti C, Sparks DL. Iron(III) fate after complexation with soil organic matter in fine silt and clay fractions: An EXAFS spectroscopic approach Soil and Tillage Research. 200: 104617. DOI: 10.1016/J.Still.2020.104617  0.791
2020 Seyfferth AL, Bothfeld F, Vargas R, Stuckey JW, Wang J, Kearns K, Michael HA, Guimond J, Yu X, Sparks DL. Spatial and temporal heterogeneity of geochemical controls on carbon cycling in a tidal salt marsh Geochimica Et Cosmochimica Acta. 282: 1-18. DOI: 10.1016/J.Gca.2020.05.013  0.321
2019 Sowers TD, Holden KL, Coward EK, Sparks DL. Dissolved organic matter sorption and molecular fractionation by naturally-occurring bacteriogenic iron (oxyhydr)oxides. Environmental Science & Technology. PMID 30843682 DOI: 10.1021/Acs.Est.9B00540  0.399
2019 Sun Q, Liu C, Cui P, Fan T, Zhu M, Alves ME, Siebecker MG, Sparks DL, Wu T, Li W, Zhou D, Wang Y. Formation of Cd precipitates on γ-AlO: Implications for Cd sequestration in the environment. Environment International. 126: 234-241. PMID 30822652 DOI: 10.1016/J.Envint.2019.02.036  0.792
2019 Xu Y, Seshadri B, Bolan N, Sarkar B, Ok YS, Zhang W, Rumpel C, Sparks D, Farrell M, Hall T, Dong Z. Microbial functional diversity and carbon use feedback in soils as affected by heavy metals. Environment International. 125: 478-488. PMID 30771648 DOI: 10.1016/J.Envint.2019.01.071  0.386
2019 Giannetta B, Zaccone C, Plaza C, Siebecker MG, Rovira P, Vischetti C, Sparks DL. The role of Fe(III) in soil organic matter stabilization in two size fractions having opposite features. The Science of the Total Environment. 653: 667-674. PMID 30759592 DOI: 10.1016/J.Scitotenv.2018.10.361  0.783
2019 Shaheen SM, Alessi DS, Tack FMG, Ok YS, Kim KH, Gustafsson JP, Sparks DL, Rinklebe J. Redox chemistry of vanadium in soils and sediments: Interactions with colloidal materials, mobilization, speciation, and relevant environmental implications - A review. Advances in Colloid and Interface Science. 265: 1-13. PMID 30685738 DOI: 10.1016/J.Cis.2019.01.002  0.46
2019 Yeasmin S, Singh B, Johnston CT, Sparks DL, Hua Q. Changes in Particulate and Mineral Associated Organic Carbon with Land Use in Contrasting Soils Biogeosciences Discussions. 1-53. DOI: 10.5194/Bg-2019-416  0.396
2019 Banwart SA, Nikolaidis NP, Zhu Y, Peacock CL, Sparks DL. Soil Functions: Connecting Earth's Critical Zone Annual Review of Earth and Planetary Sciences. 47: 333-359. DOI: 10.1146/Annurev-Earth-063016-020544  0.364
2019 Adhikari D, Sowers T, Stuckey JW, Wang X, Sparks DL, Yang Y. Formation and redox reactivity of ferrihydrite-organic carbon-calcium co-precipitates Geochimica Et Cosmochimica Acta. 244: 86-98. DOI: 10.1016/J.Gca.2018.09.026  0.365
2019 Lazareva O, Sparks DL, Landis R, Ptacek CJ, Ma J. Investigation of legacy industrial mercury in floodplain soils: South River, Virginia, USA Environmental Earth Sciences. 78. DOI: 10.1007/S12665-019-8253-9  0.441
2018 Coward EK, Ohno T, Sparks DL. Direct evidence for temporal molecular fractionation of dissolved organic matter at the iron oxyhydroxide interface. Environmental Science & Technology. PMID 30525494 DOI: 10.1021/Acs.Est.8B04687  0.358
2018 Siebecker MG, Chaney RL, Sparks DL. Natural speciation of nickel at the micrometer scale in serpentine (ultramafic) topsoils using microfocused X-ray fluorescence, diffraction, and absorption. Geochemical Transactions. 19: 14. PMID 30109512 DOI: 10.1186/S12932-018-0059-2  0.796
2018 Sowers T, Adhikari D, Wang J, Yang Y, Sparks DL. Spatial associations and chemical composition of organic carbon sequestered in Fe, Ca, and organic carbon ternary systems. Environmental Science & Technology. PMID 29770687 DOI: 10.1021/Acs.Est.8B01158  0.382
2018 Stuckey JW, Goodwin C, Wang J, Kaplan LA, Vidal-Esquivel P, Beebe TP, Sparks DL. Impacts of hydrous manganese oxide on the retention and lability of dissolved organic matter. Geochemical Transactions. 19: 6. PMID 29441435 DOI: 10.1186/S12932-018-0051-X  0.469
2018 Gamble AV, Givens AK, Sparks DL. Arsenic Speciation and Availability in Orchard Soils Historically Contaminated with Lead Arsenate. Journal of Environmental Quality. 47: 121-128. PMID 29415098 DOI: 10.2134/Jeq2017.07.0264  0.453
2018 Sowers TD, Stuckey JW, Sparks DL. The synergistic effect of calcium on organic carbon sequestration to ferrihydrite. Geochemical Transactions. 19: 4. PMID 29397451 DOI: 10.1186/S12932-018-0049-4  0.408
2018 Chen C, Leinweber P, Eckhardt K, Sparks D. The Composition and Stability of Clay-Associated Organic Matter along a Soil Profile Soil Systems. 2: 16. DOI: 10.3390/SOILSYSTEMS2010016  0.453
2018 Chen C, Sparks DL. Fe(II)-Induced Mineral Transformation of Ferrihydrite–Organic Matter Adsorption and Co-precipitation Complexes in the Absence and Presence of As(III) Acs Earth and Space Chemistry. 2: 1095-1101. DOI: 10.1021/Acsearthspacechem.8B00041  0.584
2018 Feng X, Wang P, Shi Z, Kwon KD, Zhao H, Yin H, Lin Z, Zhu M, Liang X, Liu F, Sparks DL. A Quantitative Model for the Coupled Kinetics of Arsenic Adsorption/Desorption and Oxidation on Manganese Oxides Environmental Science & Technology Letters. 5: 175-180. DOI: 10.1021/Acs.Estlett.8B00058  0.705
2017 Stuckey JW, Yang J, Wang J, Sparks DL. Advances in Scanning Transmission X-Ray Microscopy for Elucidating Soil Biogeochemical Processes at the Submicron Scale. Journal of Environmental Quality. 46: 1166-1174. PMID 29293846 DOI: 10.2134/Jeq2016.10.0399  0.391
2017 Peng L, Shi Z, Wang P, Li W, Lin Z, Dang Z, Sparks DL. A novel multi-reaction model for kinetics of Zn release from soils: Roles of soil binding sites. Journal of Colloid and Interface Science. 514: 146-155. PMID 29248816 DOI: 10.1016/J.Jcis.2017.12.006  0.428
2017 Xu Y, Seshadri B, Sarkar B, Wang H, Rumpel C, Sparks D, Farrell M, Hall T, Yang X, Bolan N. Biochar modulates heavy metal toxicity and improves microbial carbon use efficiency in soil. The Science of the Total Environment. 621: 148-159. PMID 29179070 DOI: 10.1016/J.Scitotenv.2017.11.214  0.375
2017 Siebecker MG, Sparks DL. Structural Differentiation Between Layered Single (Ni) and Double Metal Hydroxides (Ni-Al LDHs) Using Wavelet Transformation. The Journal of Physical Chemistry. A. PMID 28832146 DOI: 10.1021/Acs.Jpca.7B07940  0.766
2017 Chen C, Kukkadapu RK, Lazareva O, Sparks DL. Solid-phase Fe Speciation along the Vertical Redox Gradients in Floodplains using XAS and Mössbauer Spectroscopies. Environmental Science & Technology. PMID 28617593 DOI: 10.1021/Acs.Est.7B00700  0.596
2017 LeMonte JJ, Stuckey JW, Sanchez JZ, Tappero RV, Rinklebe J, Sparks DL. Sea level rise induced arsenic release from historically contaminated coastal soils. Environmental Science & Technology. PMID 28472587 DOI: 10.1021/Acs.Est.6B06152  0.678
2017 Wang YJ, Fan TT, Liu C, Li W, Zhu MQ, Fan JX, Gong H, Zhou DM, Sparks DL. Macroscopic and microscopic investigation of adsorption and precipitation of Zn on γ-alumina in the absence and presence of As. Chemosphere. 178: 309-316. PMID 28340456 DOI: 10.1016/J.Chemosphere.2017.03.061  0.755
2017 Siebecker MG, Chaney RL, Sparks DL. Nickel speciation in several serpentine (ultramafic) topsoils via bulk synchrotron-based techniques Geoderma. 298: 35-45. DOI: 10.1016/J.Geoderma.2017.03.008  0.776
2017 Yeasmin S, Singh B, Johnston CT, Sparks DL. Evaluation of pre-treatment procedures for improved interpretation of mid infrared spectra of soil organic matter Geoderma. 304: 83-92. DOI: 10.1016/J.Geoderma.2016.04.008  0.374
2017 Yeasmin S, Singh B, Johnston CT, Sparks DL. Organic carbon characteristics in density fractions of soils with contrasting mineralogies Geochimica Et Cosmochimica Acta. 218: 215-236. DOI: 10.1016/J.Gca.2017.09.007  0.425
2017 Yang J, Liu J, Hu Y, Rumpel C, Bolan N, Sparks D. Molecular-level understanding of malic acid retention mechanisms in ternary kaolinite-Fe(III)-malic acid systems: The importance of Fe speciation Chemical Geology. 464: 69-75. DOI: 10.1016/J.Chemgeo.2017.02.018  0.421
2017 Starcher AN, Elzinga EJ, Sparks DL. Formation of a mixed Fe(II)-Zn-Al layered hydroxide: Effects of Zn co-sorption on Fe(II) layered hydroxide formation and kinetics Chemical Geology. 464: 46-56. DOI: 10.1016/J.Chemgeo.2016.11.027  0.716
2016 Yang J, Wang J, Pan W, Regier T, Hu Y, Rumpel C, Bolan N, Sparks D. Retention Mechanisms of Citric Acid in Ternary Kaolinite-Fe(III)-Citrate Acid Systems Using Fe K-edge EXAFS and L3,2-edge XANES Spectroscopy. Scientific Reports. 6: 26127. PMID 27212680 DOI: 10.1038/Srep26127  0.364
2016 Fan T, Wang YJ, Li CB, He JZ, Gao J, Zhou D, Friedman SP, Sparks DL. Effect of Organic Matter on Sorption of Zn on Soil: Elucidation by Wien Effect Measurements and EXAFS Spectroscopy. Environmental Science & Technology. PMID 26894796 DOI: 10.1021/Acs.Est.5B05281  0.448
2016 Zhao H, Zhu M, Li W, Elzinga EJ, Villalobos M, Liu F, Zhang J, Feng X, Sparks DL. Redox Reactions between Mn(II) and Hexagonal Birnessite Change its Layer Symmetry. Environmental Science & Technology. PMID 26745815 DOI: 10.1021/Acs.Est.5B04436  0.802
2016 Wang X, Zhu M, Koopal LK, Li W, Xu W, Liu F, Zhang J, Liu Q, Feng X, Sparks DL. Effects of crystallite size on the structure and magnetism of ferrihydrite Environmental Science: Nano. 3: 190-202. DOI: 10.1039/C5En00191A  0.688
2016 Pan W, Kan J, Inamdar S, Chen C, Sparks D. Dissimilatory microbial iron reduction release DOC (dissolved organic carbon) from carbon-ferrihydrite association Soil Biology and Biochemistry. 103: 232-240. DOI: 10.1016/J.Soilbio.2016.08.026  0.537
2016 Ming H, Naidu R, Sarkar B, Lamb DT, Liu Y, Megharaj M, Sparks D. Competitive sorption of cadmium and zinc in contrasting soils Geoderma. 268: 60-68. DOI: 10.1016/J.Geoderma.2016.01.021  0.406
2016 Starcher AN, Li W, Kukkadapu RK, Elzinga EJ, Sparks DL. Fe(II) sorption on pyrophyllite: Effect of structural Fe(III) (impurity) in pyrophyllite on nature of layered double hydroxide (LDH) secondary mineral formation Chemical Geology. 439: 152-160. DOI: 10.1016/J.Chemgeo.2016.06.017  0.697
2016 Stuckey JW, Sparks DL, Fendorf S. Delineating the Convergence of Biogeochemical Factors Responsible for Arsenic Release to Groundwater in South and Southeast Asia Advances in Agronomy. 140: 43-74. DOI: 10.1016/Bs.Agron.2016.06.002  0.703
2015 Ono FB, Penido ES, Tappero R, Sparks D, Guilherme LR. Bioaccessibility of Cd and Pb in tailings from a zinc smelting in Brazil: implications for human health. Environmental Geochemistry and Health. PMID 26493831 DOI: 10.1007/S10653-015-9774-0  0.649
2015 Wu Y, Li W, Sparks DL. Effect of Iron(II) on Arsenic Sequestration by δ-MnO2: Desorption Studies Using Stirred-Flow Experiments and X-ray Absorption Fine Structure Spectroscopy. Environmental Science & Technology. PMID 26477604 DOI: 10.1021/Acs.Est.5B04087  0.473
2015 Fischel MH, Fischel JS, Lafferty BJ, Sparks DL. The influence of environmental conditions on kinetics of arsenite oxidation by manganese-oxides. Geochemical Transactions. 16: 15. PMID 26388696 DOI: 10.1186/S12932-015-0030-4  0.769
2015 Chowdhury S, Bolan NS, Seshadri B, Kunhikrishnan A, Wijesekara H, Xu Y, Yang J, Kim GH, Sparks D, Rumpel C. Co-composting solid biowastes with alkaline materials to enhance carbon stabilization and revegetation potential. Environmental Science and Pollution Research International. PMID 26381784 DOI: 10.1007/S11356-015-5411-9  0.325
2015 Ono FB, Tappero R, Sparks D, Guilherme LR. Investigation of arsenic species in tailings and windblown dust from a gold mining area. Environmental Science and Pollution Research International. PMID 26330325 DOI: 10.1007/S11356-015-5304-Y  0.679
2015 Chen C, Kukkadapu R, Sparks DL. Influence of Coprecipitated Organic Matter on Fe2+(aq) -Catalyzed Transformation of Ferrihydrite: Implications for Carbon Dynamics. Environmental Science & Technology. PMID 26260047 DOI: 10.1021/Acs.Est.5B02448  0.553
2015 Wu Y, Li W, Sparks DL. The effects of iron(II) on the kinetics of arsenic oxidation and sorption on manganese oxides. Journal of Colloid and Interface Science. 457: 319-328. PMID 26196715 DOI: 10.1016/J.Jcis.2015.07.022  0.456
2015 Tang W, Chase DB, Sparks DL, Rabolt JF. Selective and Quantitative Detection of Trace Amounts of Mercury(II) Ion (Hg(2+)) and Copper(II) Ion (Cu(2+)) Using Surface-Enhanced Raman Scattering (SERS). Applied Spectroscopy. 69: 843-9. PMID 26037773 DOI: 10.1366/14-07815  0.3
2015 Amundson R, Berhe AA, Hopmans JW, Olson C, Sztein AE, Sparks DL. Soil science. Soil and human security in the 21st century. Science (New York, N.Y.). 348: 1261071. PMID 25954014 DOI: 10.1126/Science.1261071  0.35
2015 Lopes G, Costa ET, Penido ES, Sparks DL, Guilherme LR. Binding intensity and metal partitioning in soils affected by mining and smelting activities in Minas Gerais, Brazil. Environmental Science and Pollution Research International. PMID 25940493 DOI: 10.1007/S11356-015-4613-5  0.43
2015 Abdala DB, Northrup PA, Vicentin FC, Sparks DL. Residence time and pH effects on the bonding configuration of orthophosphate surface complexes at the goethite/water interface as examined by Extended X-ray Absorption Fine Structure (EXAFS) spectroscopy. Journal of Colloid and Interface Science. 442: 15-21. PMID 25514644 DOI: 10.1016/J.Jcis.2014.11.048  0.807
2015 Li W, Joshi SR, Hou G, Burdige DJ, Sparks DL, Jaisi DP. Characterizing phosphorus speciation of Chesapeake Bay sediments using chemical extraction, 31P NMR, and X-ray absorption fine structure spectroscopy. Environmental Science & Technology. 49: 203-11. PMID 25469633 DOI: 10.1021/Es504648D  0.353
2015 Abdala DB, Northrup PA, Arai Y, Sparks DL. Surface loading effects on orthophosphate surface complexation at the goethite/water interface as examined by extended X-ray Absorption Fine Structure (EXAFS) spectroscopy. Journal of Colloid and Interface Science. 437: 297-303. PMID 25441364 DOI: 10.1016/J.Jcis.2014.09.057  0.805
2015 Abdala DB, da Silva IR, Vergütz L, Sparks DL. Long-term manure application effects on phosphorus speciation, kinetics and distribution in highly weathered agricultural soils. Chemosphere. 119: 504-14. PMID 25112576 DOI: 10.1016/J.Chemosphere.2014.07.029  0.815
2015 Chen C, Sparks DL. Multi-elemental scanning transmission X-ray microscopy-near edge X-ray absorption fine structure spectroscopy assessment of organo-mineral associations in soils from reduced environments Environmental Chemistry. 12: 64-73. DOI: 10.1071/En14042  0.606
2014 Chen C, Dynes JJ, Wang J, Sparks DL. Properties of Fe-organic matter associations via coprecipitation versus adsorption. Environmental Science & Technology. 48: 13751-9. PMID 25350793 DOI: 10.1021/Es503669U  0.562
2014 Siebecker M, Li W, Khalid S, Sparks D. Real-time QEXAFS spectroscopy measures rapid precipitate formation at the mineral-water interface. Nature Communications. 5: 5003. PMID 25233849 DOI: 10.1038/Ncomms6003  0.742
2014 Yeasmin S, Singh B, Kookana RS, Farrell M, Sparks DL, Johnston CT. Influence of mineral characteristics on the retention of low molecular weight organic compounds: a batch sorption-desorption and ATR-FTIR study. Journal of Colloid and Interface Science. 432: 246-57. PMID 25086719 DOI: 10.1016/J.Jcis.2014.06.036  0.359
2014 Fan JX, Wang YJ, Liu C, Wang LH, Yang K, Zhou DM, Li W, Sparks DL. Effect of iron oxide reductive dissolution on the transformation and immobilization of arsenic in soils: New insights from X-ray photoelectron and X-ray absorption spectroscopy. Journal of Hazardous Materials. 279: 212-9. PMID 25064258 DOI: 10.1016/J.Jhazmat.2014.06.079  0.442
2014 Yan Y, Li W, Yang J, Zheng A, Liu F, Feng X, Sparks DL. Mechanism of myo-inositol hexakisphosphate sorption on amorphous aluminum hydroxide: spectroscopic evidence for rapid surface precipitation. Environmental Science & Technology. 48: 6735-42. PMID 24871399 DOI: 10.1021/Es500996P  0.447
2014 Chen C, Dynes JJ, Wang J, Karunakaran C, Sparks DL. Soft X-ray spectromicroscopy study of mineral-organic matter associations in pasture soil clay fractions. Environmental Science & Technology. 48: 6678-86. PMID 24837340 DOI: 10.1021/Es405485A  0.592
2014 Elbana TA, Sparks DL, Selim HM. Transport of tin and lead in soils: Miscible displacement experiments and second-order modeling Soil Science Society of America Journal. 78: 701-712. DOI: 10.2136/Sssaj2013.07.0265  0.321
2014 Yan YP, Liu F, Li W, Feng XH, Sparks DL. Sorption and desorption characteristics of organic phosphates of different structures on aluminium (oxyhydr)oxides European Journal of Soil Science. 65: 308-317. DOI: 10.1111/Ejss.12119  0.387
2014 Sparks DL. Advances in coupling of kinetics and molecular scale tools to shed light on soil biogeochemical processes Plant and Soil. DOI: 10.1007/S11104-014-2251-1  0.379
2013 Wang X, Li W, Harrington R, Liu F, Parise JB, Feng X, Sparks DL. Effect of ferrihydrite crystallite size on phosphate adsorption reactivity. Environmental Science & Technology. 47: 10322-31. PMID 23992548 DOI: 10.1021/Es401301Z  0.381
2013 Li T, Tao Q, Liang C, Shohag MJ, Yang X, Sparks DL. Complexation with dissolved organic matter and mobility control of heavy metals in the rhizosphere of hyperaccumulator Sedum alfredii. Environmental Pollution (Barking, Essex : 1987). 182: 248-55. PMID 23938448 DOI: 10.1016/J.Envpol.2013.07.025  0.359
2013 Li W, Feng X, Yan Y, Sparks DL, Phillips BL. Solid-state NMR spectroscopic study of phosphate sorption mechanisms on aluminum (Hydr)oxides. Environmental Science & Technology. 47: 8308-15. PMID 23837616 DOI: 10.1021/Es400874S  0.385
2013 Li W, Wang YJ, Zhu M, Fan TT, Zhou DM, Phillips BL, Sparks DL. Inhibition mechanisms of Zn precipitation on aluminum oxide by glyphosate: a 31P NMR and Zn EXAFS study. Environmental Science & Technology. 47: 4211-9. PMID 23550510 DOI: 10.1021/Es305120X  0.725
2013 Shi Z, Di Toro DM, Allen HE, Sparks DL. A general model for kinetics of heavy metal adsorption and desorption on soils. Environmental Science & Technology. 47: 3761-7. PMID 23484592 DOI: 10.1021/Es304524P  0.411
2013 Agrawal B, Czymmek KJ, Sparks DL, Bais HP. Transient Influx of nickel in root mitochondria modulates organic acid and reactive oxygen species production in nickel hyperaccumulator Alyssum murale. The Journal of Biological Chemistry. 288: 7351-62. PMID 23322782 DOI: 10.1074/Jbc.M112.406645  0.303
2013 Lami R, Jones LC, Cottrell MT, Lafferty BJ, Ginder-Vogel M, Sparks DL, Kirchman DL. Arsenite modifies structure of soil microbial communities and arsenite oxidization potential. Fems Microbiology Ecology. 84: 270-9. PMID 23252611 DOI: 10.1111/1574-6941.12061  0.814
2013 Thaymuang W, Kheoruenromne I, Suddhipraharn A, Sparks DL. The role of mineralogy in organic matter stabilization in tropical soils Soil Science. 178: 308-315. DOI: 10.1097/Ss.0B013E3182A4Dac4  0.339
2013 Wang X, Liu F, Tan W, Li W, Feng X, Sparks DL. Characteristics of phosphate adsorption-desorption onto ferrihydrite: Comparison with well-crystalline fe (Hydr)oxides Soil Science. 178: 1-11. DOI: 10.1097/Ss.0B013E31828683F8  0.395
2013 Elbana TA, Sparks DL, Selim HM. Adsorption-desorption of lead and tin in soils: Experimental and second-order modeling Soil Science. 178: 425-435. DOI: 10.1097/01.Ss.0000435429.59637.9D  0.425
2013 Zhu M, Northrup P, Shi C, Billinge SJL, Sparks DL, Waychunas GA. Structure of Sulfate Adsorption Complexes on Ferrihydrite Environmental Science & Technology Letters. 1: 97-101. DOI: 10.1021/Ez400052R  0.714
2012 Landrot G, Ginder-Vogel M, Livi K, Fitts JP, Sparks DL. Chromium(III) oxidation by three poorly-crystalline manganese(IV) oxides. 1. Chromium(III)-oxidizing capacity. Environmental Science & Technology. 46: 11594-600. PMID 23050871 DOI: 10.1021/Es302383Y  0.825
2012 Landrot G, Ginder-Vogel M, Livi K, Fitts JP, Sparks DL. Chromium(III) oxidation by three poorly crystalline manganese(IV) oxides. 2. Solid phase analyses. Environmental Science & Technology. 46: 11601-9. PMID 23050862 DOI: 10.1021/Es302384Q  0.822
2012 Li W, Livi KJ, Xu W, Siebecker MG, Wang Y, Phillips BL, Sparks DL. Formation of crystalline Zn-Al layered double hydroxide precipitates on γ-alumina: the role of mineral dissolution. Environmental Science & Technology. 46: 11670-7. PMID 23043294 DOI: 10.1021/Es3018094  0.769
2012 Jones LC, Lafferty BJ, Sparks DL. Additive and competitive effects of bacteria and Mn oxides on arsenite oxidation kinetics. Environmental Science & Technology. 46: 6548-55. PMID 22642773 DOI: 10.1021/Es204252F  0.784
2012 Landrot G, Tappero R, Webb SM, Sparks DL. Arsenic and chromium speciation in an urban contaminated soil. Chemosphere. 88: 1196-201. PMID 22520924 DOI: 10.1016/J.Chemosphere.2012.03.069  0.842
2012 Li T, Xu Z, Han X, Yang X, Sparks DL. Characterization of dissolved organic matter in the rhizosphere of hyperaccumulator Sedum alfredii and its effect on the mobility of zinc. Chemosphere. 88: 570-6. PMID 22475152 DOI: 10.1016/J.Chemosphere.2012.03.031  0.381
2012 Khaokaew S, Landrot G, Chaney RL, Pandya K, Sparks DL. Speciation and release kinetics of zinc in contaminated paddy soils. Environmental Science & Technology. 46: 3957-63. PMID 22423594 DOI: 10.1021/Es204007T  0.817
2012 Shi Z, Peltier E, Sparks DL. Kinetics of Ni sorption in soils: roles of soil organic matter and Ni precipitation. Environmental Science & Technology. 46: 2212-9. PMID 22283487 DOI: 10.1021/Es202376C  0.464
2012 Livi KJ, Lafferty B, Zhu M, Zhang S, Gaillot AC, Sparks DL. Electron energy-loss safe-dose limits for manganese valence measurements in environmentally relevant manganese oxides. Environmental Science & Technology. 46: 970-6. PMID 22148625 DOI: 10.1021/Es203516H  0.792
2012 Zhu M, Farrow CL, Post JE, Livi KJT, Billinge SJL, Ginder-Vogel M, Sparks DL. Structural study of biotic and abiotic poorly-crystalline manganese oxides using atomic pair distribution function analysis Geochimica Et Cosmochimica Acta. 81: 39-55. DOI: 10.1016/J.Gca.2011.12.006  0.794
2012 Centofanti T, Siebecker MG, Chaney RL, Davis AP, Sparks DL. Hyperaccumulation of nickel by Alyssum corsicum is related to solubility of Ni mineral species Plant and Soil. 359: 71-83. DOI: 10.1007/S11104-012-1176-9  0.757
2011 Lafferty BJ, Ginder-Vogel M, Sparks DL. Arsenite oxidation by a poorly-crystalline manganese oxide. 3. Arsenic and manganese desorption. Environmental Science & Technology. 45: 9218-23. PMID 21950706 DOI: 10.1021/Es201281U  0.813
2011 Li T, Di Z, Yang X, Sparks DL. Effects of dissolved organic matter from the rhizosphere of the hyperaccumulator Sedum alfredii on sorption of zinc and cadmium by different soils. Journal of Hazardous Materials. 192: 1616-22. PMID 21782330 DOI: 10.1016/J.Jhazmat.2011.06.086  0.418
2011 Khaokaew S, Chaney RL, Landrot G, Ginder-Vogel M, Sparks DL. Speciation and release kinetics of cadmium in an alkaline paddy soil under various flooding periods and draining conditions. Environmental Science & Technology. 45: 4249-55. PMID 21513267 DOI: 10.1021/Es103971Y  0.792
2011 Shimizu M, Arai Y, Sparks DL. Multiscale assessment of methylarsenic reactivity in soil. 2. Distribution and speciation in soil. Environmental Science & Technology. 45: 4300-6. PMID 21488669 DOI: 10.1021/Es103577E  0.684
2011 Shimizu M, Arai Y, Sparks DL. Multiscale assessment of methylarsenic reactivity in soil. 1. Sorption and desorption on soils. Environmental Science & Technology. 45: 4293-9. PMID 21488668 DOI: 10.1021/Es103576P  0.718
2011 Parikh SJ, Kubicki JD, Jonsson CM, Jonsson CL, Hazen RM, Sverjensky DA, Sparks DL. Evaluating glutamate and aspartate binding mechanisms to rutile (α-TiO2) via ATR-FTIR spectroscopy and quantum chemical calculations. Langmuir : the Acs Journal of Surfaces and Colloids. 27: 1778-87. PMID 21235255 DOI: 10.1021/La103826P  0.303
2011 Wang Q, Iriowen E, Yuan S, Sparks DL. Impact of Sediment from St. Jones River, Delaware, USA on Microbial Functional Stability in Two Local Soils Journal of Bioremediation and Biodegradation. 2012: 1-8. DOI: 10.4172/2155-6199.S1-005  0.37
2010 Lafferty BJ, Ginder-Vogel M, Zhu M, Livi KJ, Sparks DL. Arsenite oxidation by a poorly crystalline manganese-oxide. 2. Results from X-ray absorption spectroscopy and X-ray diffraction. Environmental Science & Technology. 44: 8467-72. PMID 20977204 DOI: 10.1021/Es102016C  0.816
2010 Lafferty BJ, Ginder-Vogel M, Sparks DL. Arsenite oxidation by a poorly crystalline manganese-oxide 1. Stirred-flow experiments. Environmental Science & Technology. 44: 8460-6. PMID 20977202 DOI: 10.1021/Es102013P  0.811
2010 Zhu M, Ginder-Vogel M, Parikh SJ, Feng XH, Sparks DL. Cation effects on the layer structure of biogenic Mn-oxides. Environmental Science & Technology. 44: 4465-71. PMID 20469850 DOI: 10.1021/Es1009955  0.821
2010 Zhu M, Ginder-Vogel M, Sparks DL. Ni(II) sorption on biogenic Mn-oxides with varying Mn octahedral layer structure. Environmental Science & Technology. 44: 4472-8. PMID 20469849 DOI: 10.1021/Es9037066  0.823
2010 Parikh SJ, Lafferty BJ, Meade TG, Sparks DL. Evaluating environmental influences on AsIII oxidation kinetics by a poorly crystalline Mn-oxide. Environmental Science & Technology. 44: 3772-8. PMID 20402521 DOI: 10.1021/Es903408G  0.779
2010 Khalid S, Caliebe W, Siddons P, So I, Clay B, Lenhard T, Hanson J, Wang Q, Frenkel AI, Marinkovic N, Hould N, Ginder-Vogel M, Landrot GL, Sparks DL, Ganjoo A. Quick extended x-ray absorption fine structure instrument with millisecond time scale, optimized for in situ applications. The Review of Scientific Instruments. 81: 015105. PMID 20113127 DOI: 10.1063/1.3276679  0.777
2010 Shimizu M, Ginder-Vogel M, Parikh SJ, Sparks DL. Molecular scale assessment of methylarsenic sorption on aluminum oxide. Environmental Science & Technology. 44: 612-7. PMID 20014775 DOI: 10.1021/Es9027502  0.819
2010 McNear DH, Chaney RL, Sparks DL. The hyperaccumulator Alyssum murale uses complexation with nitrogen and oxygen donor ligands for Ni transport and storage. Phytochemistry. 71: 188-200. PMID 19954803 DOI: 10.1016/J.Phytochem.2009.10.023  0.746
2010 Landrot G, Ginder-Vogel M, Sparks DL. Kinetics of chromium(III) oxidation by manganese(IV) oxides using quick scanning X-ray absorption fine structure spectroscopy (Q-XAFS). Environmental Science & Technology. 44: 143-9. PMID 19950944 DOI: 10.1021/Es901759W  0.824
2010 Peltier E, Lelie Dv, Sparks DL. Formation and stability of Ni-Al hydroxide phases in soils. Environmental Science & Technology. 44: 302-8. PMID 19928986 DOI: 10.1021/Es902332B  0.473
2010 Ginder-Vogel M, Sparks DL. Chapter 1 – The Impacts of X-Ray Absorption Spectroscopy on Understanding Soil Processes and Reaction Mechanisms Developments in Soil Science. 34: 1-26. DOI: 10.1016/S0166-2481(10)34001-3  0.8
2010 Feng XH, Zhu M, Ginder-Vogel M, Ni C, Parikh SJ, Sparks DL. Formation of nano-crystalline todorokite from biogenic Mn oxides Geochimica Et Cosmochimica Acta. 74: 3232-3245. DOI: 10.1016/J.Gca.2010.03.005  0.804
2009 Ginder-Vogel M, Landrot G, Fischel JS, Sparks DL. Quantification of rapid environmental redox processes with quick-scanning x-ray absorption spectroscopy (Q-XAS). Proceedings of the National Academy of Sciences of the United States of America. 106: 16124-8. PMID 19805269 DOI: 10.1073/Pnas.0908186106  0.806
2009 Zhu M, Paul KW, Kubicki JD, Sparks DL. Quantum chemical study of arsenic (III, V) adsorption on Mn-oxides: implications for arsenic(III) oxidation. Environmental Science & Technology. 43: 6655-61. PMID 19764231 DOI: 10.1021/Es900537E  0.82
2009 Livi KJ, Senesi GS, Scheinost AC, Sparks DL. Microscopic examination of nanosized mixed Ni-Al hydroxide surface precipitates on pyrophyllite. Environmental Science & Technology. 43: 1299-304. PMID 19350894 DOI: 10.1021/Es8015606  0.608
2009 Domagal-Goldman SD, Paul KW, Sparks DL, Kubicki JD. Quantum chemical study of the Fe(III)-desferrioxamine B siderophore complex-Electronic structure, vibrational frequencies, and equilibrium Fe-isotope fractionation Geochimica Et Cosmochimica Acta. 73: 1-12. DOI: 10.1016/J.Gca.2008.09.031  0.794
2009 Leigh Broadhurst C, Tappero RV, Maugel TK, Erbe EF, Sparks DL, Chaney RL. Interaction of nickel and manganese in accumulation and localization in leaves of the Ni hyperaccumulators Alyssum murale and Alyssum corsicum Plant and Soil. 314: 35-48. DOI: 10.1007/S11104-008-9703-4  0.687
2008 Shi Z, Di Toro DM, Allen HE, Sparks DL. A WHAM-based kinetics model for Zn adsorption and desorption to soils. Environmental Science & Technology. 42: 5630-6. PMID 18754486 DOI: 10.1021/Es800454Y  0.423
2008 Hunger S, Sims JT, Sparks DL. Evidence for struvite in poultry litter: effect of storage and drying. Journal of Environmental Quality. 37: 1617-25. PMID 18574195 DOI: 10.2134/Jeq2007.0331  0.558
2008 Kubicki JD, Paul KW, Sparks DL. Periodic density functional theory calculations of bulk and the (010) surface of goethite. Geochemical Transactions. 9: 4. PMID 18477389 DOI: 10.1186/1467-4866-9-4  0.796
2008 Gräfe M, Tappero RV, Marcus MA, Sparks DL. Arsenic speciation in multiple metal environments II. Micro-spectroscopic investigation of a CCA contaminated soil. Journal of Colloid and Interface Science. 321: 1-20. PMID 18321525 DOI: 10.1016/J.Jcis.2008.01.033  0.792
2008 Seiter JM, Staats-Borda KE, Ginder-Vogel M, Sparks DL. XANES spectroscopic analysis of phosphorus speciation in alum-amended poultry litter. Journal of Environmental Quality. 37: 477-85. PMID 18268311 DOI: 10.2134/Jeq2007.0285  0.781
2008 Gräfe M, Tappero RV, Marcus MA, Sparks DL. Arsenic speciation in multiple metal environments: I. Bulk-XAFS spectroscopy of model and mixed compounds. Journal of Colloid and Interface Science. 320: 383-99. PMID 18262202 DOI: 10.1016/J.Jcis.2008.01.028  0.764
2008 Parikh SJ, Lafferty BJ, Sparks DL. An ATR-FTIR spectroscopic approach for measuring rapid kinetics at the mineral/water interface. Journal of Colloid and Interface Science. 320: 177-85. PMID 18222461 DOI: 10.1016/J.Jcis.2007.12.017  0.781
2007 Chaney RL, Angle JS, Broadhurst CL, Peters CA, Tappero RV, Sparks DL. Improved understanding of hyperaccumulation yields commercial phytoextraction and phytomining technologies. Journal of Environmental Quality. 36: 1429-43. PMID 17766822 DOI: 10.2134/Jeq2006.0514  0.637
2007 Tappero R, Peltier E, Gräfe M, Heidel K, Ginder-Vogel M, Livi KJ, Rivers ML, Marcus MA, Chaney RL, Sparks DL. Hyperaccumulator Alyssum murale relies on a different metal storage mechanism for cobalt than for nickel. The New Phytologist. 175: 641-54. PMID 17688581 DOI: 10.1111/J.1469-8137.2007.02134.X  0.802
2007 Elzinga EJ, Sparks DL. Phosphate adsorption onto hematite: an in situ ATR-FTIR investigation of the effects of pH and loading level on the mode of phosphate surface complexation. Journal of Colloid and Interface Science. 308: 53-70. PMID 17254592 DOI: 10.1016/J.Jcis.2006.12.061  0.659
2007 Chorover J, Kretzschmar R, Garica-Pichel F, Sparks DL. Soil biogeochemicial processes within the critical zone Elements. 3: 321-326. DOI: 10.2113/Gselements.3.5.321  0.397
2007 Paul KW, Kubicki JD, Sparks DL. Sulphate adsorption at the Fe (hydr)oxide-H2O interface: Comparison of cluster and periodic slab DFT predictions European Journal of Soil Science. 58: 978-988. DOI: 10.1111/J.1365-2389.2007.00936.X  0.797
2007 Kubicki JD, Kwon KD, Paul KW, Sparks DL. Surface complex structures modelled with quantum chemical calculations: Carbonate, phosphate, sulphate, arsenate and arsenite European Journal of Soil Science. 58: 932-944. DOI: 10.1111/J.1365-2389.2007.00931.X  0.78
2007 Arai Y, Sparks DL. Phosphate Reaction Dynamics in Soils and Soil Components: A Multiscale Approach Advances in Agronomy. 94: 135-179. DOI: 10.1016/S0065-2113(06)94003-6  0.566
2007 McNear DH, Chaney RL, Sparks DL. The effects of soil type and chemical treatment on nickel speciation in refinery enriched soils: A multi-technique investigation Geochimica Et Cosmochimica Acta. 71: 2190-2208. DOI: 10.1016/J.Gca.2007.02.006  0.779
2006 Paul KW, Kubick JD, Sparks DL. Quantum chemical calculations of sulfate adsorption at the Al- and Fe-(hydr)oxide-H20 interface-estimation of gibbs free energies. Environmental Science & Technology. 40: 7717-24. PMID 17256518 DOI: 10.1021/Es061139Y  0.795
2006 Liu G, Debnath S, Paul KW, Han W, Hausner DB, Hosein HA, Michel FM, Parise JB, Sparks DL, Strongin DR. Characterization and surface reactivity of ferrihydrite nanoparticles assembled in ferritin. Langmuir : the Acs Journal of Surfaces and Colloids. 22: 9313-21. PMID 17042547 DOI: 10.1021/La0602214  0.75
2006 Arai Y, Lanzirotti A, Sutton SR, Newville M, Dyer J, Sparks DL. Spatial and temporal variability of arsenic solid-state speciation in historically lead arsenate contaminated soils. Environmental Science & Technology. 40: 673-9. PMID 16509302 DOI: 10.1021/Es051266E  0.588
2006 Everhart JL, McNear D, Peltier E, van der Lelie D, Chaney RL, Sparks DL. Assessing nickel bioavailability in smelter-contaminated soils. The Science of the Total Environment. 367: 732-44. PMID 16499951 DOI: 10.1016/J.Scitotenv.2005.12.029  0.774
2006 Lee S, Dyer JA, Sparks DL, Scrivner NC, Elzinga EJ. A multi-scale assessment of Pb(II) sorption on dolomite. Journal of Colloid and Interface Science. 298: 20-30. PMID 16413566 DOI: 10.1016/J.Jcis.2005.12.022  0.69
2006 Allada RK, Peltier E, Navrotsky A, Casey WH, Johnson CA, Berbeco HT, Sparks DL. Calorimetric determination of the enthalpies of formation of hydrotalcite-like solids and their use in the geochemical modeling of metals in natural waters Clays and Clay Minerals. 54: 409-417. DOI: 10.1346/Ccmn.2006.0540401  0.401
2006 Peltier E, Allada R, Navrotsky A, Sparks DL. Nickel solubility and precipitation in soils: A thermodynamic study Clays and Clay Minerals. 54: 153-164. DOI: 10.1346/Ccmn.2006.0540202  0.414
2006 Sparks DL. Milestones in soil chemistry Soil Science. 171. DOI: 10.1097/01.Ss.0000228050.62345.96  0.403
2006 Toor GS, Hunger S, Peak JD, Sims JT, Sparks DL. Advances in the Characterization of Phosphorus in Organic Wastes: Environmental and Agronomic Applications Advances in Agronomy. 89: 1-72. DOI: 10.1016/S0065-2113(05)89001-7  0.563
2006 Sparks DL. Advances in elucidating biogeochemical processes in soils: It is about scale and interfaces Journal of Geochemical Exploration. 88: 243-245. DOI: 10.1016/J.Gexplo.2005.08.105  0.323
2006 Tappero R, Sparks D. Root-induced changes in metal speciation in the rhizosphere and metal homeostasis in a Ni/Co hyperaccumulator: A spectromicroscopic investigation Geochimica Et Cosmochimica Acta. 70: A637. DOI: 10.1016/J.Gca.2006.06.1185  0.624
2005 Paul KW, Borda MJ, Kubicki JD, Sparks DL. Effect of dehydration on sulfate coordination and speciation at the Fe-(hydr)oxide-water interface: a molecular orbital/density functional theory and Fourier transform infrared spectroscopic investigation. Langmuir : the Acs Journal of Surfaces and Colloids. 21: 11071-8. PMID 16285773 DOI: 10.1021/La050648V  0.788
2005 Usher CR, Paul KW, Narayansamy J, Kubicki JD, Sparks DL, Schoonen MA, Strongin DR. Mechanistic aspects of pyrite oxidation in an oxidizing gaseous environment: an in situ HATR-IR isotope study. Environmental Science & Technology. 39: 7576-84. PMID 16245830 DOI: 10.1021/Es0506657  0.768
2005 Dowding CE, Borda MJ, Fey MV, Sparks DL. A new method for gaining insight into the chemistry of drying mineral surfaces using ATR-FTIR. Journal of Colloid and Interface Science. 292: 148-51. PMID 16023657 DOI: 10.1016/J.Jcis.2005.05.075  0.403
2005 Arai Y, Sparks DL, Davis JA. Arsenate adsorption mechanisms at the allophane-water interface. Environmental Science & Technology. 39: 2537-44. PMID 15884346 DOI: 10.1021/Es0486770  0.567
2005 McNear DH, Peltier E, Everhart J, Chaney RL, Sutton S, Newville M, Rivers M, Sparks DL. Application of quantitative fluorescence and absorption-edge computed microtomography to image metal compartmentalization in Alyssum murale. Environmental Science & Technology. 39: 2210-8. PMID 15871256 DOI: 10.1021/Es0492034  0.738
2005 Power LE, Arai Y, Sparks DL. Zinc adsorption effects on arsenite oxidation kinetics at the birnessite-water interface. Environmental Science & Technology. 39: 181-7. PMID 15667093 DOI: 10.1021/Es049922I  0.614
2005 Hunger S, Sims JT, Sparks DL. How accurate is the assessment of phosphorus pools in poultry litter by sequential extraction? Journal of Environmental Quality. 34: 382-9. PMID 15647568 DOI: 10.2134/Jeq2005.0382  0.54
2005 Arai Y, Livi KJT, Sparks DL. Phosphate Reactivity in Long-Term Poultry Litter-Amended Southern Delaware Sandy Soils Soil Science Society of America Journal. 69: 616-629. DOI: 10.2136/Sssaj2004.0218  0.591
2005 McNear DH, Tappero R, Sparks DL. Shining Light on Metals in the Environment Elements. 1: 211-216. DOI: 10.2113/Gselements.1.4.211  0.799
2005 Sparks DL. Toxic Metals in the Environment: The Role of Surfaces Elements. 1: 193-197. DOI: 10.2113/Gselements.1.4.193  0.328
2005 Dyer JA, Scrivner NC, Fritzler BC, Sparks DL, Sanders SJ, Trivedi P. Predicting Trace Metal Fate In Aqueous Systems Using A Coupled Equilibrium-Surface-Complexation Dynamic-Simulation Model Developments in Water Science. 52: 257-270. DOI: 10.1016/S0167-5648(05)52021-5  0.353
2005 Nachtegaal M, Marcus MA, Sonke JE, Vangronsveld J, Livi KJT, van Der Lelie D, Sparks DL. Effects of in situ remediation on the speciation and bioavailability of zinc in a smelter contaminated soil Geochimica Et Cosmochimica Acta. 69: 4649-4664. DOI: 10.1016/J.Gca.2005.05.019  0.652
2005 Gräfe M, Sparks DL. Kinetics of zinc and arsenate co-sorption at the goethite–water interface Geochimica Et Cosmochimica Acta. 69: 4573-4595. DOI: 10.1016/J.Gca.2005.04.016  0.675
2004 Gräfe M, Nachtegaal M, Sparks DL. Formation of metal-arsenate precipitates at the goethite-water interface. Environmental Science & Technology. 38: 6561-70. PMID 15669313 DOI: 10.1021/Es035166P  0.752
2004 Staats KE, Arai Y, Sparks DL. Alum amendment effects on phosphorus release and distribution in poultry litter-amended sandy soils. Journal of Environmental Quality. 33: 1904-11. PMID 15356252 DOI: 10.2134/Jeq2004.1904  0.554
2004 Nachtegaal M, Sparks DL. Effect of iron oxide coatings on zinc sorption mechanisms at the clay-mineral/water interface. Journal of Colloid and Interface Science. 276: 13-23. PMID 15219425 DOI: 10.1016/J.Jcis.2004.03.031  0.649
2004 Arai Y, Sparks DL, Davis JA. Effects of dissolved carbonate on arsenate adsorption and surface speciation at the hematite--water interface. Environmental Science & Technology. 38: 817-24. PMID 14968869 DOI: 10.1021/Es034800W  0.53
2004 Hunger S, Cho H, Sims JT, Sparks DL. Direct speciation of phosphorus in alum-amended poultry litter: solid-state 31P NMR investigation. Environmental Science & Technology. 38: 674-81. PMID 14968850 DOI: 10.1021/Es034755S  0.558
2004 Trivedi P, Dyer JA, Sparks DL, Pandya K. Mechanistic and thermodynamic interpretations of zinc sorption onto ferrihydrite. Journal of Colloid and Interface Science. 270: 77-85. PMID 14693137 DOI: 10.1016/S0021-9797(03)00586-1  0.444
2004 Dyer JA, Trivedi P, Sanders SJ, Scrivner NC, Sparks DL. Treatment of zinc-contaminated water using a multistage ferrihydrite sorption system. Journal of Colloid and Interface Science. 270: 66-76. PMID 14693136 DOI: 10.1016/J.Jcis.2003.08.022  0.354
2004 Dyer JA, Trivedi P, Scrivner NC, Sparks DL. Surface complexation modeling of zinc sorption onto ferrihydrite. Journal of Colloid and Interface Science. 270: 56-65. PMID 14693135 DOI: 10.1016/S0021-9797(03)00618-0  0.396
2003 You Y, Vance GF, Sparks DL, Zhuang J, Jin Y. Sorption of MS2 bacteriophage to layered double hydroxides: effects of reaction time, pH, and competing anions. Journal of Environmental Quality. 32: 2046-53. PMID 14674526 DOI: 10.2134/Jeq2003.2046  0.314
2003 Arai Y, Lanzirotti A, Sutton S, Davis JA, Sparks DL. Arsenic speciation and reactivity in poultry litter. Environmental Science & Technology. 37: 4083-90. PMID 14524439 DOI: 10.1021/Es0340580  0.61
2003 Roberts DR, Ford RG, Sparks DL. Kinetics and mechanisms of Zn complexation on metal oxides using EXAFS spectroscopy. Journal of Colloid and Interface Science. 263: 364-76. PMID 12909025 DOI: 10.1016/S0021-9797(03)00281-9  0.67
2003 Dyer JA, Trivedi P, Sanders SJ, Scrivner NC, Sparks DL. Lead sorption onto ferrihydrite. 3. Multistage contacting. Environmental Science & Technology. 37: 923-30. PMID 12666922 DOI: 10.1021/Es025855L  0.358
2003 Dyer JA, Trivedi P, Scrivner NC, Sparks DL. Lead sorpion onto ferrihydrite. 2. Surface complexation modeling. Environmental Science & Technology. 37: 915-22. PMID 12666921 DOI: 10.1021/Es025794R  0.367
2003 Trivedi P, Dyer JA, Sparks DL. Lead sorption onto ferrihydrite. 1. A macroscopic and spectroscopic assessment. Environmental Science & Technology. 37: 908-14. PMID 12666920 DOI: 10.1021/Es0257927  0.469
2003 Nachtegaal M, Sparks DL. Nickel sequestration in a kaolinite-humic acid complex. Environmental Science & Technology. 37: 529-34. PMID 12630468 DOI: 10.1021/Es025803W  0.638
2003 Peak D, Luther GW, Sparks DL. ATR-FTIR spectroscopic studies of boric acid adsorption on hydrous ferric oxide Geochimica Et Cosmochimica Acta. 67: 2551-2560. DOI: 10.1016/S0016-7037(03)00096-6  0.622
2002 Elzinga EJ, Sparks DL. X-ray absorption spectroscopy study of the effects of pH and ionic strength on Pb(II) sorption to amorphous silica. Environmental Science & Technology. 36: 4352-7. PMID 12387408 DOI: 10.1021/Es0158509  0.695
2002 Peak D, Sims JT, Sparks DL. Solid-state speciation of natural and alum-amended poultry litter using XANES spectroscopy. Environmental Science & Technology. 36: 4253-61. PMID 12387395 DOI: 10.1021/es025660d  0.531
2002 Peak D, Sparks DL. Mechanisms of selenate adsorption on iron oxides and hydroxides. Environmental Science & Technology. 36: 1460-6. PMID 11999051 DOI: 10.1021/es0156643  0.601
2002 Roberts DR, Scheinost AC, Sparks DL. Zinc speciation in a smelter-contaminated soil profile using bulk and microspectroscopic techniques. Environmental Science & Technology. 36: 1742-50. PMID 11993872 DOI: 10.1021/Es015516C  0.764
2002 Yamaguchi NU, Scheinost AC, Sparks DL. INFLUENCE OF GIBBSITE SURFACE AREA AND CITRATE ON Ni SORPTION MECHANISMS AT pH 7.5 Clays and Clay Minerals. 50: 784-790. DOI: 10.1346/000986002762090182  0.628
2002 Arai Y, Sparks DL. Residence time effects on arsenate surface speciation at the aluminum oxide-water interface Soil Science. 167: 303-314. DOI: 10.1097/00010694-200205000-00001  0.6
2001 Di Vincenzo JP, Sparks DL. Sorption of the neutral and charged forms of pentachlorophenol on soil: evidence for different mechanisms. Archives of Environmental Contamination and Toxicology. 40: 445-50. PMID 11525486 DOI: 10.1007/S002440010196  0.382
2001 Matocha CJ, Elzinga EJ, Sparks DL. Reactivity of Pb(II) at the Mn(III,IV) (oxyhydr)oxide--water interface. Environmental Science & Technology. 35: 2967-72. PMID 11478250 DOI: 10.1021/Es0012164  0.841
2001 Scheinost AC, Abend S, Pandya KI, Sparks DL. Kinetic controls on Cu and Pb sorption by ferrihydrite. Environmental Science & Technology. 35: 1090-6. PMID 11347919 DOI: 10.1021/Es000107M  0.624
2001 Arai Y, Elzinga EJ, Sparks DL. X-ray Absorption Spectroscopic Investigation of Arsenite and Arsenate Adsorption at the Aluminum Oxide-Water Interface. Journal of Colloid and Interface Science. 235: 80-88. PMID 11237445 DOI: 10.1006/Jcis.2000.7249  0.733
2001 Scheinost AC, Stanjek H, Schulze DG, Gasser U, Sparks DL. Structural environment and oxidation state of Mn in goethic-groutite solid-solutions American Mineralogist. 86: 139-146. DOI: 10.2138/Am-2001-0115  0.774
2001 Yamaguchi NU, Scheinost AC, Sparks DL. Surface-Induced Nickel Hydroxide Precipitation in the Presence of Citrate and Salicylate Soil Science Society of America Journal. 65: 729-736. DOI: 10.2136/Sssaj2001.653729X  0.607
2001 Scheckel KG, Sparks DL. Temperature effects on nickel sorption kinetics at the mineral-water interface Soil Science Society of America Journal. 65: 719-728. DOI: 10.2136/Sssaj2001.653719X  0.593
2001 Scheckel KG, Sparks DL. Dissolution Kinetics of Nickel Surface Precipitates on Clay Mineral and Oxide Surfaces Soil Science Society of America Journal. 65: 685-694. DOI: 10.2136/Sssaj2001.653685X  0.635
2001 Elzinga EJ, Sparks DL. Reaction condition effects on nickel sorption mechanisms in illite-water suspensions Soil Science Society of America Journal. 65: 94-101. DOI: 10.2136/Sssaj2001.65194X  0.7
2001 O'Reilly S, Strawn D, Sparks D. Residence Time Effects on Arsenate Adsorption/Desorption Mechanisms on Goethite Soil Science Society of America Journal. 65: 67-77. DOI: 10.2136/Sssaj2001.65167X  0.412
2001 Matocha CJ, Sparks DL, Amonette JE, Kukkadapu RK. Kinetics and Mechanism of Birnessite Reduction by Catechol Soil Science Society of America Journal. 65: 58-66. DOI: 10.2136/Sssaj2001.65158X  0.777
2001 Ford RG, Scheinost aC, Sparks DL. Frontiers in metal sorption/precipitation mechanisms on soil mineral surfaces Advances in Agronomy. 74: 41-62. DOI: 10.1016/S0065-2113(01)74030-8  0.614
2001 Sparks DL. Elucidating the fundamental chemistry of soils: Past and recent achievements and future frontiers Geoderma. 100: 303-319. DOI: 10.1016/S0016-7061(01)00026-X  0.401
2001 Elzinga EJ, Peak D, Sparks DL. Spectroscopic studies of Pb(11)-sulfate interactions at the goethite-water interface Geochimica Et Cosmochimica Acta. 65: 2219-2230. DOI: 10.1016/S0016-7037(01)00595-6  0.771
2001 Arai Y, Sparks DL. ATR-FTIR spectroscopic investigation on phosphate adsorption mechanisms at the ferrihydrite-water interface Journal of Colloid and Interface Science. 241: 317-326. DOI: 10.1006/jcis.2001.7773  0.452
2001 Scheckel KG, Sparks DL. Division S-2 - Soil chemistry: Dissolution kinetics of nickel surface precipitates on clay mineral and oxide surfaces Soil Science Society of America Journal. 65: 685-694.  0.604
2000 Scheckel KG, Sparks DL. Kinetics of the Formation and Dissolution of Ni Precipitates in a Gibbsite/Amorphous Silica Mixture. Journal of Colloid and Interface Science. 229: 222-229. PMID 10942563 DOI: 10.1006/Jcis.2000.7001  0.664
2000 Strawn DG, Sparks DL. Effects of soil organic matter on the kinetics and mechanisms of Pb(II) sorption and desorption in soil Soil Science Society of America Journal. 64: 144-156. DOI: 10.2136/Sssaj2000.641144X  0.418
2000 Ford RG, Sparks DL. The Nature of Zn Precipitates Formed in the Presence of Pyrophyllite Environmental Science & Technology. 34: 2479-2483. DOI: 10.1021/Es991330Q  0.427
2000 Scheckel KG, Scheinost AC, Ford RG, Sparks DL. Stability of layered Ni hydroxide surface precipitates - A dissolution kinetics study Geochimica Et Cosmochimica Acta. 64: 2727-2735. DOI: 10.1016/S0016-7037(00)00385-9  0.732
2000 Sparks DL. New frontiers in elucidating the kinetics and mechanisms of metal and oxyanion sorption at the soil mineral/water interface Journal of Plant Nutrition and Soil Science. 163: 563-570. DOI: 10.1002/1522-2624(200012)163:6<563::Aid-Jpln563>3.0.Co;2-0  0.398
2000 Matocha CJ, Sparks DL. Role of trivalent Mn in oxidation of organic matter Acs Division of Environmental Chemistry, Preprints. 40: 485-486.  0.698
1999 Peak D, Ford RG, Sparks DL. An in Situ ATR-FTIR Investigation of Sulfate Bonding Mechanisms on Goethite. Journal of Colloid and Interface Science. 218: 289-299. PMID 10489304 DOI: 10.1006/Jcis.1999.6405  0.595
1999 Elzinga EJ, Sparks DL. Nickel Sorption Mechanisms in a Pyrophyllite-Montmorillonite Mixture. Journal of Colloid and Interface Science. 213: 506-512. PMID 10222092 DOI: 10.1006/Jcis.1999.6161  0.694
1999 Ford RG, Scheinost AC, Scheckel KG, Sparks DL. The link between clay mineral weathering and the stabilization of Ni surface precipitates Environmental Science and Technology. 33: 3140-3144. DOI: 10.1021/Es990271D  0.746
1999 Roberts DR, Scheidegger AM, Sparks DL. Kinetics of mixed NI-AL precipitate formation on a soil clay fraction Environmental Science and Technology. 33: 3749-3754. DOI: 10.1021/Es990235E  0.663
1999 Scheinost AC, Ford RG, Sparks DL. The role of Al in the formation of secondary Ni precipitates on pyrophyllite, gibbsite, talc, and amorphous silica: a DRS study Geochimica Et Cosmochimica Acta. 63: 3193-3203. DOI: 10.1016/S0016-7037(99)00244-6  0.616
1998 Strawn DG, Scheidegger AM, Sparks DL. Kinetics and mechanisms of Pb(II) sorption and desorption at the aluminum oxide - Water interface Environmental Science and Technology. 32: 2596-2601. DOI: 10.1021/Es980152I  0.437
1998 Dentel SK, Jamrah AI, Sparks DL. Sorption and cosorption of 1,2,4-trichlorobenzene and tannic acid by organo-clays Water Research. 32: 3689-3697. DOI: 10.1016/S0043-1354(98)00148-1  0.334
1998 Scheidegger AM, Strawn DG, Lamble GM, Sparks DL. The kinetics of mixed Ni-Al hydroxide formation on clay and aluminum oxide minerals: A time-resolved XAFS study Geochimica Et Cosmochimica Acta. 62: 2233-2245. DOI: 10.1016/S0016-7037(98)00136-7  0.41
1997 Steffens D, Sparks DL. Kinetics of Nonexchangeable Ammonium Release from Soils Soil Science Society of America Journal. 61: 455. DOI: 10.2136/Sssaj1997.03615995006100020012X  0.358
1997 Scheidegger AM, Lamble GM, Sparks DL. The Kinetics of Nickel Sorption on Pyrophyllite as Monitored by X-Ray Absorption Fine Structure (XAFS) Spectroscopy Le Journal De Physique Iv. 7: C2-773-C2-775. DOI: 10.1051/Jp4:1997233  0.392
1997 Zhou M, Trubey RK, Keil ZO, Sparks DL. Study of the Effects of Environmental Variables and Supercritical Fluid Extraction Parameters on the Extractability of Pesticide Residues from Soils Using a Multivariate Optimization Scheme Environmental Science & Technology. 31: 1934-1939. DOI: 10.1021/Es960709Z  0.334
1997 Yin Y, Allen HE, Huang CP, Sparks DL, Sanders PF. Kinetics of mercury(II) adsorption and desorption on soil Environmental Science and Technology. 31: 496-503. DOI: 10.1021/Es9603214  0.422
1997 Divincenzo JP, Sparks DL. Slow sorption kinetics of pentachlorophenol on soil: Concentration effects Environmental Science and Technology. 31: 977-983. DOI: 10.1021/Es9601494  0.353
1997 Grossl PR, Eick M, Sparks DL, Goldberg S, Ainsworth CC. Arsenate and chromate retention mechanisms on goethite. 2. Kinetic evaluation using a pressure-jump relaxation technique Environmental Science and Technology. 31: 321-326. DOI: 10.1021/Es950654L  0.374
1997 Fendorf S, Eick MJ, Grossl P, Sparks DL. Arsenate and chromate retention mechanisms on goethite. 1. Surface structure Environmental Science and Technology. 31: 315-320. DOI: 10.1021/Es950653T  0.69
1996 Eick MJ, Grossl PR, Golden DC, Sparks DL, Ming DW. Dissolution kinetics of a lunar glass simulant at 25 degrees C: the effect of pH and organic acids. Geochimica Et Cosmochimica Acta. 60: 157-70. PMID 11541298 DOI: 10.1016/0016-7037(95)00377-0  0.359
1996 Scheidegger AM, Sparks DL, Fendorf M. Mechanisms of Nickel Sorption on Pyrophyllite: Macroscopic and Microscopic Approaches Soil Science Society of America Journal. 60: 1763-1772. DOI: 10.2136/Sssaj1996.03615995006000060022X  0.465
1996 Zhang ZZ, Sparks DL. Sodium-Copper Exchange on Wyoming Montmorillonite in Chloride, Perchlorate, Nitrate, and Sulfate Solutions Soil Science Society of America Journal. 60: 1750-1757. DOI: 10.2136/Sssaj1996.03615995006000060020X  0.316
1996 Scheidegger AM, Sparks DL. A CRITICAL ASSESSMENT OF SORPTION-DESORPTION MECHANISMS AT THE SOIL MINERAL/WATER INTERFACE Soil Science. 161: 813-831. DOI: 10.1097/00010694-199612000-00002  0.41
1996 Sparks DL. Chemical Equilibria and Kinetics in Soils Soil Science. 161: 260. DOI: 10.1097/00010694-199604000-00008  0.374
1996 Lee SZ, Allen HE, Huang CP, Sparks DL, Sanders PF, Peijnenburg WJGM. Predicting soil-water partition coefficients for cadmium Environmental Science and Technology. 30: 3418-3424. DOI: 10.1021/Es9507933  0.412
1996 Scheidegger AM, Lamble GM, Sparks DL. Investigation of Ni Sorption on Pyrophyllite:  An XAFS Study Environmental Science & Technology. 30: 548-554. DOI: 10.1021/Es950293+  0.426
1996 Eick MJ, Grossl PR, Golden DC, Sparks DL, Ming DW. Dissolution of a lunar basalt simulant as affected by pH and organic anions Geoderma. 74: 139-160. DOI: 10.1016/S0016-7061(96)00055-9  0.403
1996 Scheidegger AM, Sparks DL. Kinetics of the formation and the dissolution of nickel surface precipitates on pyrophyllite Chemical Geology. 132: 157-164. DOI: 10.1016/S0009-2541(96)00051-4  0.434
1995 Toner CV, Sparks DL. Chemical relaxation and double layer model analysis of boron adsorption on alumina Soil Science Society of America Journal. 59: 395-404. DOI: 10.2136/Sssaj1995.03615995005900020018X  0.321
1995 Grossl PR, Sparks DL. Evaluation of contaminant ion adsorption/desorption on goethite using pressure jump relaxation kinetics Geoderma. 67: 87-101. DOI: 10.1016/0016-7061(95)00023-H  0.402
1994 Fendorf SE, Sparks DL. Mechanisms of chromium(III) sorption on silica. 2. Effect of reaction conditions. Environmental Science & Technology. 28: 290-7. PMID 22176175 DOI: 10.1021/Es00051A016  0.729
1994 Fendorf SE, Lamble GM, Stapleton MG, Kelley MJ, Sparks DL. Mechanisms of chromium(III) sorption on silica. 1. Chromium(III) surface structure derived by extended x-ray absorption fine structure spectroscopy. Environmental Science & Technology. 28: 284-9. PMID 22176174 DOI: 10.1021/Es00051A015  0.726
1994 Stapleton MG, Sparks DL, Dentel SK. Sorption of Pentachlorophenol to HDTMA-Clay as a Function of Ionic Strength and pH. Environmental Science & Technology. 28: 2330-5. PMID 22176051 DOI: 10.1021/Es00062A017  0.305
1994 Fendorf SE, Sparks DL, Lamble GM, Kelley MJ. Applications of X-ray absorption fine structure spectroscopy to soils Soil Science Society of America Journal. 58: 1583-1595. DOI: 10.2136/Sssaj1994.03615995005800060001X  0.714
1994 Keren R, Sparks DL. Effect of pH and ionic strength on boron adsorption by pyrophyllite Soil Science Society of America Journal. 58: 1095-1100. DOI: 10.2136/Sssaj1994.03615995005800040013X  0.32
1994 Salingar Y, Sparks DL, Pesek JD. Kinetics of Ion Removal from an Iron‐Rich Industrial Coproduct: III. Manganese and Chromium Journal of Environmental Quality. 23: 1205-1211. DOI: 10.2134/Jeq1994.00472425002300060012X  0.413
1994 Salingar Y, Sparks DL, Ghodrati M, Hendricks GJ. Kinetics of Ion Removal from an Iron‐Rich Industrial Coproduct: I. Chloride Journal of Environmental Quality. 23: 1194-1200. DOI: 10.2134/Jeq1994.00472425002300060010X  0.394
1994 Zhang Z, Sparks DL, Scrivner NC. Characterization and Modeling of the Al-Oxide/Aqueous Solution Interface Journal of Colloid and Interface Science. 162: 244-251. DOI: 10.1006/Jcis.1994.1032  0.35
1994 Fendorf SE, Sparks DL. Mechanisms of chromium(III) sorption on silica. 2. Effect of reaction conditions Environmental Science and Technology. 28: 290-297.  0.707
1993 Peng-Chu Zhang, Sparks DL. Kinetics of phenol and aniline adsorption and desorption on an organo-clay Soil Science Society of America Journal. 57: 340-345. DOI: 10.2136/Sssaj1993.03615995005700020009X  0.307
1993 Fendorf SE, Sparks DL, Franz JA, Camaioni DM. Electron Paramagnetic Resonance Stopped-Flow Kinetic Study of Manganese(II) Sorption-Desorption on Birnessite Soil Science Society of America Journal. 57: 57-62. DOI: 10.2136/Sssaj1993.03615995005700010011X  0.677
1993 AHARONI C, PASRICHA NS, SPARKS DL. ADSORPTION AND DESORPTION KINETICS OF CESIUM IN AN ORGANIC MATTER-RICH SOIL SATURATED WITH DIFFERENT CATIONS Soil Science. 156: 233-239. DOI: 10.1097/00010694-199310000-00003  0.366
1993 Zhang ZZ, Sparks DL, Scrivner NC. Sorption and desorption of quaternary amine cations on clays Environmental Science & Technology. 27: 1625-1631. DOI: 10.1021/Es00045A020  0.321
1992 Lee J, Chen B, Allen HE, Huang CP, Sparks DL, Sanders P. Trace Metal Soil Quality Criteria to Protect Ground Water Water Science and Technology. 26: 2327-2329. DOI: 10.2166/Wst.1992.0728  0.407
1992 Fendorf SE, Fendorf M, Sparks DL, Gronsky R. Inhibitory mechanisms of Cr(III) oxidation by δ-MnO2 Journal of Colloid and Interface Science. 153: 37-54. DOI: 10.1016/0021-9797(92)90296-X  0.725
1992 Fendorf SE, Sparks DL, Fendorf M, Gronsky R. Surface precipitation reactions on oxide surfaces Journal of Colloid and Interface Science. 148: 295-298. DOI: 10.1016/0021-9797(92)90141-8  0.701
1991 Aharoni C, Sparks DL, Levinson S, Ravina I. Kinetics Of Soil Chemical Reactions : Relationships Between Empirical Equations And Diffusion Models Soil Science Society of America Journal. 55: 1307-1312. DOI: 10.2136/Sssaj1991.03615995005500050019X  0.306
1991 Sadusky MC, Sparks DL. Anionic effects on potassium reactions in variable-charge Atlantic Coastal Plain soils Soil Science Society of America Journal. 55: 371-375. DOI: 10.2136/Sssaj1991.03615995005500020012X  0.375
1991 Feigenbaum S, Bar-Tal A, Portnoy R, Sparks DL. Binary and Ternary Exchange of Potassium on Calcareous Montmorillonitic Soils Soil Science Society of America Journal. 55: 49-56. DOI: 10.2136/Sssaj1991.03615995005500010008X  0.386
1991 Bar-Tal A, Feigenbaum S, Sparks D. Potassium-salinity interactions in irrigated corn Irrigation Science. 12. DOI: 10.1007/Bf00190706  0.318
1990 Eick MJ, Sparks DL, Bar-Tal A, Feigenbaum S. Analyses of Adsorption Kinetics Using a Stirred-Flow Chamber: II. Potassium-Calcium Exchange on Clay Minerals Soil Science Society of America Journal. 54: 1278-1282. DOI: 10.2136/Sssaj1990.03615995005400050013X  0.417
1990 Bar-Tal A, Feigenbaum S, Sparks DL, Pesek JD. Analyses of Adsorption Kinetics Using a Stirred-Flow Chamber: I. Theory and Critical Tests Soil Science Society of America Journal. 54: 1273-1278. DOI: 10.2136/Sssaj1990.03615995005400050012X  0.382
1990 Peng Chu Zhang, Sparks DL. Kinetics and mechanisms of sulfate adsorption/desorption on goethite using pressure-jump relaxation Soil Science Society of America Journal. 54: 1266-1273. DOI: 10.2136/Sssaj1990.03615995005400050011X  0.316
1990 Zhang ZZ, Sparks DL, Pease RA. Sorption and Desorption of Acetonitrile on Montmorillonite from Aqueous Solutions Soil Science Society of America Journal. 54: 351-356. DOI: 10.2136/Sssaj1990.03615995005400020009X  0.318
1990 Zhang P, Sparks DL. Kinetics of selenate and selenite adsorption/desorption at the goethite/water interface Environmental Science and Technology. 24: 1848-1856. DOI: 10.1021/Es00082A010  0.321
1989 Peng Chu Zhang, Sparks DL. Kinetics and mechanisms of molybdate adsorption/desorption at the goethite/water interface using pressure-jump relaxation Soil Science Society of America Journal. 53: 1028-1034. DOI: 10.2136/Sssaj1989.03615995005300040053X  0.328
1989 Toner CV, Sparks DL, Carski TH. Anion Exchange Chemistry of Middle Atlantic Soils: Charge Properties and Nitrate Retention Kinetics Soil Science Society of America Journal. 53: 1061-1067. DOI: 10.2136/Sssaj1989.03615995005300040013X  0.462
1989 Seyfried MS, Sparks DL, Bar-Tal A, Feigenbaum S. Kinetics of Calcium-Magnesium Exchange on Soil Using a Stirred-Flow Reaction Chamber Soil Science Society of America Journal. 53: 406-410. DOI: 10.2136/Sssaj1989.03615995005300020016X  0.394
1989 Parker DR, Hendricks GJ, Sparks DL. Potassium in Atlantic Coastal Plain Soils: II. Crop Responses and Changes in Soil Potassium Under Intensive Management Soil Science Society of America Journal. 53: 397-401. DOI: 10.2136/Sssaj1989.03615995005300020014X  0.326
1989 Parker DR, Sparks DL, Hendricks GJ, Sadusky MC. Potassium in Atlantic Coastal Plain Soils: I. Soil Characterization and Distribution of Potassium Soil Science Society of America Journal. 53: 392-396. DOI: 10.2136/Sssaj1989.03615995005300020013X  0.354
1989 Schulthess CP, Sparks DL. Competitive ion exchange behavior on oxides Soil Science Society of America Journal. 53: 366-373. DOI: 10.2136/Sssaj1989.03615995005300020009X  0.336
1988 Schulthess CP, Sparks DL. CRITICAL ASSESSMENT OF SURFACE ADSORPTION MODELS Soil Science Society of America Journal. 52: 92-97. DOI: 10.2136/Sssaj1988.03615995005200010016X  0.376
1988 Sandler HA, Carroll RB, Sparks DL. Effect of Biocidal Treatments on Cation Exchange Capacity and Fusarium Blight of Soybean in Delaware Soils Agronomy Journal. 80: 8. DOI: 10.2134/Agronj1988.00021962008000010003X  0.396
1988 SPARKS DL. Chemistry of Soil Solutions Soil Science. 145: 313. DOI: 10.1097/00010694-198804000-00012  0.342
1988 Rechcigl JE, Teel MR, Sparks DL. Ammonium fixation from urea as influenced by nitrapyrin Communications in Soil Science and Plant Analysis. 19: 1583-1591. DOI: 10.1080/00103628809368036  0.673
1987 Sadusky MC, Sparks DL, Noll MR, Hendricks GJ. Kinetics and Mechanisms of Potassium Release from Sandy Middle Atlantic Coastal Plain Soils Soil Science Society of America Journal. 51: 1460-1465. DOI: 10.2136/Sssaj1987.03615995005100060011X  0.364
1987 Sparks DL. Kinetics of Soil Chemical Processes: Past Progress and Future Needs Developments in Soil Science. 61-73. DOI: 10.2136/1987.Futuredevelopmentssoil.C8  0.355
1986 Ogwada RA, Sparks DL. Kinetics of ion exchange on clay minerals and soil. I: Evaluation of methods Soil Science Society of America Journal. 50: 1158-1162. DOI: 10.2136/Sssaj1986.03615995005000050013X  0.346
1986 SPARKS DL, CARSKI TH. Principles of Soil Chemistry. 1982 Soil Science. 142: 367. DOI: 10.1097/00010694-198612000-00005  0.357
1985 Rechcigl JE, Sparks DL. Simultaneous Determination of Nitrate, Chloride, Sulfate, and Phosphate in Plant Materials by Ion Chromatography1 Communications in Soil Science and Plant Analysis. 16: 653-680. DOI: 10.1080/00103628509367636  0.721
1985 Alvarez R, Sparks DL. Polymerization of silicate anions in solutions at low concentrations Nature. 318: 649-651. DOI: 10.1038/318649A0  0.401
1985 Sparks DL. Kinetics of ionic reactions in clay minerals and soils Advances in Agronomy. Vol. 38. 231-266. DOI: 10.1016/S0065-2113(08)60677-X  0.373
1985 Sparks DL, Carski TH. Kinetics of potassium exchange in heterogeneous systems Applied Clay Science. 1: 89-101. DOI: 10.1016/0169-1317(85)90565-4  0.321
1984 Jardine PM, Sparks DL. POTASSIUM-CALCIUM EXCHANGE IN A MULTIREACTIVE SOIL SYSTEM: I. KINETICS Soil Science Society of America Journal. 48: 39-45. DOI: 10.2136/Sssaj1984.03615995004800010007X  0.349
1983 Evans CM, Sparks DL. On the chemistry and mineralogy of boron in pure and in mixed systems: A review Communications in Soil Science and Plant Analysis. 14: 827-846. DOI: 10.1080/00103628309367412  0.394
1982 Sparks DL, Liebhardt WC. Temperature effects on potassium exchange and selectivity in Delaware soils Soil Science. 133: 10-17. DOI: 10.1097/00010694-198201000-00003  0.305
1982 Sparks DL, Rechcigl JE. Comparison of batch and miscible displacement techniques to describe potassium adsorption kinetics in Delaware soils Soil Science Society of America Journal. 46: 875-877.  0.682
1981 Sparks DL, Jardine PM. Thermodynamics of Potassium Exchange in Soil Using a Kinetics Approach Soil Science Society of America Journal. 45: 1094-1099. DOI: 10.2136/Sssaj1981.03615995004500060017X  0.355
1981 Elliott HA, Sparks DL. Electrokinetic behavior of a paleudult profile in relation to mineralogical composition Soil Science. 132: 402-409. DOI: 10.1097/00010694-198112000-00003  0.422
1980 Sparks DL. Chemistry of soil potassium in atlantic coastal plain soils: A review Communications in Soil Science and Plant Analysis. 11: 435-449. DOI: 10.1080/00103628009367051  0.361
Low-probability matches (unlikely to be authored by this person)
1995 Keren R, Sparks DL. The role of edge surfaces in flocculation of 2:1 clay minerals Soil Science Society of America Journal. 59: 430-435. DOI: 10.2136/Sssaj1995.03615995005900020023X  0.294
1994 Grossl PR, Sparks DL, Ainsworth CC. Rapid Kinetics of Cu(II) Adsorption/Desorption on Goethite. Environmental Science & Technology. 28: 1422-9. PMID 22165924 DOI: 10.1021/Es00057A008  0.293
2015 Joshi SR, Kukkadapu RK, Burdige DJ, Bowden ME, Sparks DL, Jaisi DP. Organic matter remineralization predominates phosphorus cycling in the mid-Bay sediments in the Chesapeake Bay. Environmental Science & Technology. 49: 5887-96. PMID 25633477 DOI: 10.1021/Es5059617  0.293
2008 Hochella MF, Lower SK, Maurice PA, Penn RL, Sahai N, Sparks DL, Twining BS. Nanominerals, mineral nanoparticles, and Earth systems. Science (New York, N.Y.). 319: 1631-5. PMID 18356515 DOI: 10.1126/Science.1141134  0.293
1995 Bar-Tal A, Eick MJ, Feigenbaum S, Sparks DL, Fishman S. Determination of Rate Coefficients for Potassium-Calcium Exchange on Vermiculite using a Stirred-Flow Chamber Soil Science Society of America Journal. 59: 760-765. DOI: 10.2136/Sssaj1995.03615995005900030018X  0.289
1994 Keren R, Grossl PR, Sparks DL. Equilibrium and Kinetics of Borate Adsorption-Desorption on Pyrophyllite in Aqueous Suspensions Soil Science Society of America Journal. 58: 1116-1122. DOI: 10.2136/Sssaj1994.03615995005800040016X  0.288
1985 Martin HW, Sparks DL. On The Behavior of Nonexchangeable Potassium in Soils Communications in Soil Science and Plant Analysis. 16: 133-162. DOI: 10.1080/00103628509367593  0.287
1999 Steffens D, Sparks DL. Effect of residence time on the kinetics of nonexchangeable ammonium release from illite and vermiculite Journal of Plant Nutrition and Soil Science. 162: 599-605. DOI: 10.1002/(Sici)1522-2624(199912)162:6<599::Aid-Jpln599>3.0.Co;2-Y  0.286
2018 Xu S, Sabino FP, Janotti A, Chase DB, Sparks DL, Rabolt JF. A Unique Surface Enhanced Raman Scattering (SERS) Substrate for the Study of Arsenic Speciation and Detection. The Journal of Physical Chemistry. A. PMID 30418025 DOI: 10.1021/Acs.Jpca.8B09104  0.283
2018 Wu Y, Kukkadapu RK, Livi KJT, Xu W, Li W, Sparks DL. Iron and Arsenic Speciation During As(III) Oxidation by Manganese Oxides in the Presence of Fe(II): Molecular-Level Characterization Using XAFS, Mössbauer, and TEM Analysis Acs Earth and Space Chemistry. 2: 256-268. DOI: 10.1021/ACSEARTHSPACECHEM.7B00119  0.272
1987 Schulthess CP, Sparks DL. TWO-SITE MODEL FOR ALUMINUM OXIDE WITH MASS BALANCED COMPETITIVE pH plus SALT/SALT DEPENDENT REACTIONS Soil Science Society of America Journal. 51: 1136-1144.  0.267
2015 Li T, Tao Q, Shohag MJI, Yang X, Sparks DL, Liang Y. Root cell wall polysaccharides are involved in cadmium hyperaccumulation in Sedum alfredii Plant and Soil. 389: 387-399. DOI: 10.1007/S11104-014-2367-3  0.266
1986 Ogwada RA, Sparks DL. Kinetics of ion exchange on clay minerals and soil: I. Evaluation of methods Soil Science Society of America Journal. 50: 1158-1162.  0.263
2010 Ginder-Vogel M, Sparks DL. The impacts of X-ray absorption spectroscopy on understanding soil processes and reaction mechanisms Developments in Soil Science. 34: 1-26.  0.261
1991 Sparks DL. Chemical kinetics and mass transfer processes in soils and soil constituents Transport Processes in Porous Media. 583-637.  0.26
2003 Sparks DL. Environmental Soil Chemistry: Second Edition Environmental Soil Chemistry: Second Edition. 1-352.  0.258
1999 Strawn DG, Sparks DL. The Use of XAFS to Distinguish between Inner- and Outer-Sphere Lead Adsorption Complexes on Montmorillonite. Journal of Colloid and Interface Science. 216: 257-269. PMID 10421733 DOI: 10.1006/jcis.1999.6330  0.257
1990 Zhang ZZ, Sparks DL, Scrivner NC. Acetonitrile and Acrylonitrile Sorption on Montmorillonite from Binary and Ternary Aqueous Solutions Soil Science Society of America Journal. 54: 1564-1571. DOI: 10.2136/Sssaj1990.03615995005400060009X  0.253
2010 Sparks DL. Environmental Surfaces and Interfaces from the Nanoscale to the Global Scale Journal of Environmental Quality. 39: 1535-1535. DOI: 10.2134/Jeq2010.0007Br  0.247
1985 Carski TH, Sparks DL. A modified miscible displacement technique for investigating adsorption-desorption kinetics in soils Soil Science Society of America Journal. 49: 1114-1116.  0.247
2007 Borda MJ, Sparks DL. Kinetics and Mechanisms of Sorption-Desorption in Soils: A Multiscale Assessment Biophysico-Chemical Processes of Heavy Metals and Metalloids in Soil Environments. 97-124. DOI: 10.1002/9780470175484.ch3  0.247
1995 SPARKS DL, ZHANG ZZ. Chemical Thermodynamics for Earth Scientist Soil Science. 159: 279-280. DOI: 10.1097/00010694-199504000-00008  0.246
1980 Sparks DL, Zelazny LW, Martens DC. Kinetics of Potassium Desorption in Soil using Miscible Displacement Soil Science Society of America Journal. 44: 1205-1208. DOI: 10.2136/sssaj1980.03615995004400060014x  0.246
1983 Sparks DL, Curtis CR. Assessment of acid rain on leaching of elements from Delaware soils into groundwater .  0.24
1993 Liya Tang, Sparks DL. Cation-exchange kinetics on montmorillonite using pressure-jump relaxation Soil Science Society of America Journal. 57: 42-46. DOI: 10.2136/Sssaj1993.03615995005700010009X  0.237
1984 Sparks DL, Jardine PM. Comparison of kinetic equations to describe potassium-calcium exchange in pure and in mixed systems Soil Science. 138: 115-122.  0.232
2020 Gamble AV, Northrup PA, Sparks DL. Elucidation of soil phosphorus speciation in mid‐Atlantic soils using synchrotron‐based microspectroscopic techniques Journal of Environmental Quality. 49: 184-193. DOI: 10.1002/jeq2.20027  0.23
1984 Sparks DL. ION ACTIVITIES: AN HISTORICAL AND THEORETICAL OVERVIEW Soil Science Society of America Journal. 48: 514-518.  0.229
2024 Carneiro Barreto MS, Wani RP, Goranov AI, Sowers TD, Fischel M, Douglas TA, Hatcher PG, Sparks DL. Carbon Fate, Iron Dissolution, and Molecular Characterization of Dissolved Organic Matter in Thawed Yedoma Permafrost under Varying Redox Conditions. Environmental Science & Technology. PMID 38385246 DOI: 10.1021/acs.est.3c08219  0.229
1986 Ogwada RA, Sparks DL. A critical evaluation on the use of kinetics for determining thermodynamics of ion exchange in soils Soil Science Society of America Journal. 50: 300-305.  0.226
1987 Carski TH, Sparks DL. DIFFERENTIATION OF SOIL NITROGEN FRACTIONS USING A KINETIC APPROACH Soil Science Society of America Journal. 51: 314-317.  0.222
2000 Pimental D, Sparks DL. Soil as an endangered ecosystem Bioscience. 50: 947.  0.222
2005 Sparks DL. Garth Allen and Frank Brennan. Tourism in the New South Africa: Social Responsibility and the Tourist Experience. London: Tauris, 2004. x + 305 pp. Maps. Bibliography. Index. $29.95. Paper. African Studies Review. 48: 147-148. DOI: 10.1353/Arw.2005.0084  0.219
1994 Grossl PR, Sparks DL. Rapid kinetics of Cu(II) adsorption/desorption on geothite Environmental Science and Technology. 28: 1422-1429.  0.216
2016 Sparks DL. The Sustainable Development Goals and Agenda 2063: Implications for Economic Integration in Africa Research in Applied Economics. 8: 45. DOI: 10.5296/Rae.V8I4.10194  0.215
1979 Sparks DL, Blevins RL, Bailey HH, Barnhisel RI. Relationship of Ammonium Nitrogen Distribution to Mineralogy in a Hapludalf Soil Soil Science Society of America Journal. 43: 786-789. DOI: 10.2136/sssaj1979.03615995004300040034x  0.213
2018 Wang Y, Fan T, Cui P, Alves ME, Li C, Zhou D, Friedman SP, Sparks DL. Exploring the Distribution of Zn2+ in Inner and Outer Helmholtz Planes of the Electrical Double Layer of Soil based on Wien Effect Soil Science Society of America Journal. 83: 97-106. DOI: 10.2136/SSSAJ2018.07.0272  0.212
2001 Sparks D, Elbadawi IA, Hartzenberg T. Development Issues in South Africa African Studies Review. 44: 102. DOI: 10.2307/525609  0.21
2013 Chimchart B, Kheoruenromne I, Suddhiprakarn A, Sparks DL. Role of organic matter on charge behavior of oxisols and ultisols under tropical savanna and tropical monsoon climates in Thailand Soil Science. 178: 540-549. DOI: 10.1097/Ss.0000000000000017  0.208
2015 Fischel JS, Fischel MH, Sparks DL. Advances in understanding reactivity of manganese oxides with arsenic and chromium in environmental systems Acs Symposium Series. 1197: 1-27. DOI: 10.1021/bk-2015-1197.ch001  0.205
1988 Sparks DL. Soil Physical Chemistry Soil Science. 145: 231-232. DOI: 10.1097/00010694-198803000-00012  0.204
1984 Sparks DL. Namibia's coastal and marine development potential African Affairs. 83: 477-496. DOI: 10.1093/Oxfordjournals.Afraf.A097645  0.203
2013 Sparks DL. Will Sub-Saharan Africa Meet the Millennium Development Goals and Does it Matter? Research in Applied Economics. 5. DOI: 10.5296/Rae.V5I1.3281  0.203
1999 Meeussen JCL, Kleikemper J, Scheidegger AM, Borkovec M, Paterson E, Van Riemsdijk WH, Sparks DL. Multicomponent transport of sulfate in a goethite-silica sand system at variable pH and ionic strength Environmental Science and Technology. 33: 3443-3450. DOI: 10.1021/Es981055S  0.203
2020 Hou D, O’Connor D, Igalavithana AD, Alessi DS, Luo J, Tsang DCW, Sparks DL, Yamauchi Y, Rinklebe J, Ok YS. Metal contamination and bioremediation of agricultural soils for food safety and sustainability Nature Reviews Earth & Environment. 1: 366-381. DOI: 10.1038/s43017-020-0061-y  0.203
2016 sparks d. Preventing Premature Deindustrialization in Sub-Saharan Africa: The Importance of the Road Transportation Sector Advances in Social Sciences Research Journal. 3. DOI: 10.14738/Assrj.33.1906  0.201
1986 Ogwada RA, Sparks DL. Use of mole or equivalent fractions in determining thermodynamic parameters for potassium exchange in soils Soil Science. 141: 268-273.  0.195
1983 Martin HW, Sparks DL. KINETICS OF NONEXCHANGEABLE POTASSIUM RELEASE FROM TWO COASTAL PLAIN SOILS Soil Science Society of America Journal. 47: 883-887.  0.195
2023 Sparks DL. Vanadium in soils and plants. Environmental Pollution (Barking, Essex : 1987). 329: 121683. PMID 37120002 DOI: 10.1016/j.envpol.2023.121683  0.193
1995 Sparks DL, Bank W. Adjustment in Africa: Reforms, Results and the Road Ahead African Studies Review. 38: 113. DOI: 10.2307/524799  0.187
2008 Sparks DL. Business and the State in Southern Africa, by Scott D. Taylor African Affairs. 107: 496-497. DOI: 10.1093/Afraf/Adn032  0.182
2004 Sparks DL. Webster Gonzo and Ilse Elisabeth Plattner. Unemployment in an African Country: A Psychological Perspective. Windhoek: University of Namibia Press, 2003. Distributed by Michigan State University Press. 110 pp. References. $24.95. Paper. African Studies Review. 47: 222-223. DOI: 10.1017/S0002020600027062  0.177
2003 Sparks DL, Toulmin A, Delville P, Traore S. The Dynamics of Resource Tenure in West Africa African Studies Review. 46: 116. DOI: 10.2307/1514839  0.177
2022 Yu X, LeMonte JJ, Li J, Stuckey JW, Sparks DL, Cargill JG, Russoniello CJ, Michael HA. Hydrologic Control on Arsenic Cycling at the Groundwater-Surface Water Interface of a Tidal Channel. Environmental Science & Technology. PMID 36534790 DOI: 10.1021/acs.est.2c05930  0.176
1981 Sparks DL, Liebhardt WC. Effect of Long-term Lime and Potassium Applications on Quantity-Intensity (Q/I) Relationships in Sandy Soil Soil Science Society of America Journal. 45: 786-790. DOI: 10.2136/sssaj1981.03615995004500040022x  0.175
1997 SPARKS DL. Katutura A Place Where We Stay: Life in a post-apartheid township in Namibia African Affairs. 96: 300-301. DOI: 10.1093/Oxfordjournals.Afraf.A007843  0.174
1986 Schulthess CP, Sparks DL. BACKTITRATION TECHNIQUE FOR PROTON ISOTHERM MODELING OF OXIDE SURFACES Soil Science Society of America Journal. 50: 1406-1411.  0.173
1984 Jardine PM, Sparks DL. POTASSIUM-CALCIUM EXCHANGE IN A MULTIREACTIVE SOIL SYSTEM: II. THERMODYNAMICS Soil Science Society of America Journal. 48: 45-50.  0.172
2000 Sparks DL. Citation for presentation of the 1999 F. W. Clarke Award to André M. Scheidegger Geochimica Et Cosmochimica Acta. 64: 763. DOI: 10.1016/S0016-7037(99)00417-2  0.172
1992 Sparks DL, Pryor FL. The Political Economy of Poverty, Equity and Growth: Malawi and Madagascar African Studies Review. 35: 144. DOI: 10.2307/525144  0.165
2012 Sparks DL, Chen C. The role of mineral complexation and metal redox coupling in carbon cycling and stabilization Functions of Natural Organic Matter in Changing Environment. 7-12. DOI: 10.1007/978-94-007-5634-2_2  0.138
1986 Ogwada RA, Sparks DL. Kinetics of ion exchange on clay minerals and soil: II. Elucidation of rate-limiting steps Soil Science Society of America Journal. 50: 1162-1166.  0.133
1994 Salingar Y, Sparks DL, Pesek JD. Kinetics of Ion Removal from an Iron‐Rich Industrial Coproduct: II. Sulfate Journal of Environmental Quality. 23: 1201-1205. DOI: 10.2134/jeq1994.00472425002300060011x  0.132
1998 Grundl TJ, Sparks DL. Kinetics and Mechanisms of Reactions at the Mineral-Water Interface: An Overview Acs Symposium Series. 715: 2-11.  0.126
1980 Sparks DL, Zelazny LW, Martens DC. Kinetics of Potassium Exchange in a Paleudult from the Coastal Plain of Virginia Soil Science Society of America Journal. 44: 37-40. DOI: 10.2136/sssaj1980.03615995004400010009x  0.116
1991 Grant SA, Sparks DL. Ca-K-H exchange on silt-, clay- and silt + clay-size soil separates Journal of the Chemical Society, Faraday Transactions. 87: 2501-2506. DOI: 10.1039/FT9918702501  0.114
2023 Zhang J, Mostofa KMG, Yang X, Mohinuzzaman M, Liu CQ, Senesi N, Senesi GS, Sparks DL, Teng HH, Li L, Yuan J, Li SL. Author Correction: Isolation of dissolved organic matter from aqueous solution by precipitation with FeCl: mechanisms and significance in environmental perspectives. Scientific Reports. 13: 5068. PMID 36977813 DOI: 10.1038/s41598-023-32252-w  0.114
1992 Sparks DL, Phillips MC. Quantitative measurement of lipoprotein surface charge by agarose gel electrophoresis. Journal of Lipid Research. 33: 123-30. PMID 1552228  0.076
1907 Mitchell WH, Sparks DL. Influence of Subsurface Irrigation and Organic Additions on Top and Root Growth of Field Corn1 Agronomy Journal. 74: 1084-1088. DOI: 10.2134/agronj1982.00021962007400060037x  0.071
1988 Sparks DL. Saccadic command signals in the superior colliculus: implications for sensorimotor transformations. Canadian Journal of Physiology and Pharmacology. 66: 527-31. PMID 3048616 DOI: 10.1139/Y88-082  0.062
1980 Sparks DL, Martens DC, Zelazny LW. Plant Uptake and Leaching of Applied and Indigenous Potassium in Dothan Soils1 Agronomy Journal. 72: 551. DOI: 10.2134/agronj1980.00021962007200030034x  0.061
1986 Sparks DL. Translation of sensory signals into commands for control of saccacid eye movements: Role of primate superior colliculus Physiological Reviews. 66: 118-171. PMID 3511480 DOI: 10.1152/Physrev.1986.66.1.118  0.057
1968 Sparks DL, Travis RP. Patterns of reticular unit activity observed during the performance of a discriminative task Physiology and Behavior. 3: 961-967. DOI: 10.1016/0031-9384(68)90184-4  0.056
1980 Sparks DL, Buckholtz NS. 6-Methoxy-1,2,3,4-tetrahydro-β-carboline: A specific monoamine oxidase-A inhibitor in CF-1 mouse brain Neuroscience Letters. 20: 73-78. PMID 7052551 DOI: 10.1016/0304-3940(80)90236-0  0.054
1989 Grant SA, Sparks DL. Method for evaluating exchangeable-ion excess Gibbs energy models in systems with many species Journal of Physical Chemistry. 93: 6265-6267.  0.054
1989 Sparks DL, Hartwich-Young R. The deep layers of the superior colliculus. Reviews of Oculomotor Research. 3: 213-55. PMID 2486324  0.05
1986 Sparks DL, Jay MF. The functional organization of the primate superior colliculus: A motor perspective Progress in Brain Research. 64: 235-241. PMID 3726145 DOI: 10.1016/S0079-6123(08)63418-4  0.049
1995 Davis DG, Sparks DL. Dopaminergic and serotonergic neurotransmitters in bone marrow transplant patients. Journal of the Neurological Sciences. 130: 95-103. PMID 7544403 DOI: 10.1016/0022-510X(95)00012-Q  0.045
1980 Sparks DL, Buckholtz NS. Effects of 6-methoxy-1,2,3,4-tetrahydro-β-carboline (6-MeO-THβC) on audiogenic seizures in DBA/2J mice Pharmacology, Biochemistry and Behavior. 12: 119-124. PMID 6768069 DOI: 10.1016/0091-3057(80)90425-6  0.043
1995 Nichols MJ, Sparks DL. Nonstationary properties of the saccadic system: new constraints on models of saccadic control. Journal of Neurophysiology. 73: 431-5. PMID 7714588  0.042
2004 Sparks DL. Cholesterol, copper, and accumulation of thioflavine S-reactive Alzheimer's-like amyloid β in rabbit brain Journal of Molecular Neuroscience. 24: 97-104. PMID 15314257  0.042
2007 Sparks DL. Cholesterol metabolism and brain amyloidosis: evidence for a role of copper in the clearance of Abeta through the liver. Current Alzheimer Research. 4: 165-9. PMID 17430242 DOI: 10.2174/156720507780362119  0.041
1990 Sparks DL, Mays LE. Signal transformations required for the generation of saccadic eye movements. Annual Review of Neuroscience. 13: 309-36. PMID 2183679 DOI: 10.1146/annurev.ne.13.030190.001521  0.04
1988 Sparks DL. Neural cartography: Sensory and motor maps in the superior colliculus Brain, Behavior and Evolution. 31: 49-56. PMID 3334905 DOI: 10.1159/000116575  0.039
1966 Sparks DL, Powell EW. Interaction of evoked potentials in the anterior thalamus of the cat Electroencephalography and Clinical Neurophysiology. 20: 470-474. PMID 4143685  0.039
2005 Sparks DL. An argument for using ethologically "natural" behaviors as estimates of unobservable sensory processes. Focus on "Sound localization performance in the cat: the effect of restraining the head". Journal of Neurophysiology. 93: 1136-7. PMID 15738271 DOI: 10.1152/jn.01109.2004  0.038
1997 Sparks DL. Dietary cholesterol induces Alzheimer-like β-amyloid immunoreactivity in rabbit brain Nutrition, Metabolism and Cardiovascular Diseases. 7: 255-266.  0.036
2002 Sparks DL. The brainstem control of saccadic eye movements. Nature Reviews. Neuroscience. 3: 952-64. PMID 12461552 DOI: 10.1038/nrn986  0.036
2010 Sparks DL, Barnett ST. The Informal Sector In Sub-Saharan Africa: Out Of The Shadows To Foster Sustainable Employment And Equity? International Business & Economics Research Journal (Iber). 9. DOI: 10.19030/iber.v9i5.563  0.036
1985 Sparks DL, Buckholtz NS. Combined inhibition of serotonin uptake and oxidative deamination attenuates audiogenic seizures in DBA/2J mice Pharmacology, Biochemistry and Behavior. 23: 753-757. PMID 4080761 DOI: 10.1016/0091-3057(85)90067-X  0.036
1987 Jay MF, Sparks DL. Sensorimotor integration in the primate superior colliculus. II. Coordinates of auditory signals Journal of Neurophysiology. 57: 35-55. PMID 3559680 DOI: 10.1152/Jn.1987.57.1.35  0.036
1998 Sparks DL. Anatomy of a new paired tract of the pineal gland in humans. Neuroscience Letters. 248: 179-82. PMID 9654338 DOI: 10.1016/S0304-3940(98)00365-6  0.035
1984 Jay MF, Sparks DL. Auditory receptive fields in primate superior colliculus shift with changes in eye position Nature. 309: 345-347. PMID 6727988 DOI: 10.1038/309345a0  0.035
1989 Sparks DL. The neural encoding of the location of targets for saccadic eye movements. The Journal of Experimental Biology. 146: 195-207. PMID 2689561  0.034
1997 Freedman EG, Sparks DL. Activity of cells in the deeper layers of the superior colliculus of the rhesus monkey: evidence for a gaze displacement command. Journal of Neurophysiology. 78: 1669-90. PMID 9310452 DOI: 10.1152/Jn.1997.78.3.1669  0.034
1985 Sparks DL. Regional coastal and marine conservation efforts in East Africa and the Indian Ocean Africa and the Sea. Proc. Colloquium, Aberdeen 1984. 304-316.  0.034
2018 Xu S, Tang W, Chase DB, Sparks DL, Rabolt JF. A Highly Sensitive, Selective, and Reproducible SERS Sensor for Detection of Trace Metalloids in the Environment Acs Applied Nano Materials. 1: 1257-1264. DOI: 10.1021/ACSANM.7B00301  0.034
2008 Sparks DL. The early and ongoing experience with the cholesterol-fed rabbit as a model of Alzheimer's disease: the old, the new and the pilot. Journal of Alzheimer's Disease : Jad. 15: 641-56. PMID 19096162  0.034
2006 Stankovic G, Sparks DL. Change in circulating C-reactive protein is not associated with atorvastatin treatment in Alzheimer's disease. Neurological Research. 28: 621-4. PMID 16945213 DOI: 10.1179/016164106X130452  0.033
1980 Mays LE, Sparks DL. Dissociation of visual and saccade-related responses in superior colliculus neurons. Journal of Neurophysiology. 43: 207-32. PMID 6766178 DOI: 10.1152/Jn.1980.43.1.207  0.033
1996 Groh JM, Sparks DL. Saccades to somatosensory targets. I. behavioral characteristics. Journal of Neurophysiology. 75: 412-27. PMID 8822567 DOI: 10.1152/Jn.1996.75.1.412  0.033
1996 Nichols MJ, Sparks DL. Independent feedback control of horizontal and vertical amplitude during oblique saccades evoked by electrical stimulation of the superior colliculus. Journal of Neurophysiology. 76: 4080-93. PMID 8985902  0.033
1993 Glimcher PW, Sparks DL. Effects of low-frequency stimulation of the superior colliculus on spontaneous and visually guided saccades. Journal of Neurophysiology. 69: 953-64. PMID 8463820 DOI: 10.1152/Jn.1993.69.3.953  0.032
1996 Groh JM, Sparks DL. Saccades to somatosensory targets. III. eye-position-dependent somatosensory activity in primate superior colliculus. Journal of Neurophysiology. 75: 439-53. PMID 8822569 DOI: 10.1152/Jn.1996.75.1.439  0.032
1997 Streit WJ, Sparks DL. Activation of microglia in the brains of humans with heart disease and hypercholesterolemic rabbits. Journal of Molecular Medicine (Berlin, Germany). 75: 130-8. PMID 9083930 DOI: 10.1007/s001090050097  0.032
1999 Sparks DL. Conceptual issues related to the role of the superior colliculus in the control of gaze. Current Opinion in Neurobiology. 9: 698-707. PMID 10607648 DOI: 10.1016/S0959-4388(99)00039-2  0.031
2005 Sparks DL. P. Eric Louw. The Rise, Fall, and Legacy of Apartheid. Westport, Conn.: Praeger, 2004. xiv + 255. Maps. Notes. Selected Bibliography. Index. $49.95. Cloth. African Studies Review. 48: 207-208. DOI: 10.1353/arw.2006.0041  0.031
1996 Groh JM, Sparks DL. Saccades to somatosensory targets. II. motor convergence in primate superior colliculus. Journal of Neurophysiology. 75: 428-38. PMID 8822568 DOI: 10.1152/Jn.1996.75.1.428  0.03
2008 Sparks DL. Generation of renewable fuels and chemicals from lipids via supercritical fluid processing Aiche Annual Meeting, Conference Proceedings.  0.03
1987 Sparks DL, Nelson IS. Sensory and motor maps in the mammalian superior colliculus Trends in Neurosciences. 10: 312-317. DOI: 10.1016/0166-2236(87)90085-3  0.03
1991 Sparks DL. Sensori-motor integration in the primate superior colliculus Seminars in Neuroscience. 3: 39-50. DOI: 10.1016/1044-5765(91)90065-V  0.029
1996 Sparks DL. Intraneuronal beta-amyloid immunoreactivity in the CNS. Neurobiology of Aging. 17: 291-9. PMID 8744411 DOI: 10.1016/0197-4580(95)02067-5  0.029
1992 Groh JM, Sparks DL. Two models for transforming auditory signals from head-centered to eye-centered coordinates. Biological Cybernetics. 67: 291-302. PMID 1515508 DOI: 10.1007/BF02414885  0.028
1988 Sparks DL, Hunsaker JC. The pineal gland in sudden infant death syndrome: Preliminary observations Journal of Pineal Research. 5: 111-118. PMID 3367255 DOI: 10.1111/j.1600-079X.1988.tb00773.x  0.027
1996 Nichols MJ, Sparks DL. Component stretching during oblique stimulation-evoked saccades: the role of the superior colliculus. Journal of Neurophysiology. 76: 582-600. PMID 8836246  0.027
1983 Sparks DL, Porter JD. Spatial localization of saccade targets. II. Activity of superior colliculus neurons preceeding compensatory saccades Journal of Neurophysiology. 49: 64-74. PMID 6827304 DOI: 10.1152/Jn.1983.49.1.64  0.027
1987 Jay MF, Sparks DL. Sensorimotor integration in the primate superior colliculus. I. Motor convergence Journal of Neurophysiology. 57: 22-34. PMID 3559673 DOI: 10.1152/Jn.1987.57.1.22  0.025
1993 Glimcher PW, Sparks DL. Representation of averaging saccades in the superior colliculus of the monkey. Experimental Brain Research. 95: 429-35. PMID 8224068 DOI: 10.1007/BF00227135  0.024
1989 Sparks DL, Pritchard PH. Transfer of cholesteryl ester into high density lipoprotein by cholesteryl ester transfer protein: effect of HDL lipid and apoprotein content. Journal of Lipid Research. 30: 1491-8. PMID 2614253  0.024
1980 Sparks DL, Mays LE. Movement fields of saccade-related burst neurons in the monkey superior colliculus. Brain Research. 190: 39-50. PMID 6769538 DOI: 10.1016/0006-8993(80)91158-0  0.023
2006 Sparks DL, Hu X. Saccade initiation and the reliability of motor signals involved in the generation of saccadic eye movements. Novartis Foundation Symposium. 270: 75-88; discussion 88. PMID 16649709 DOI: 10.1002/9780470034989.ch7  0.021
1989 Sparks DL, Pritchard PH. The neutral lipid composition and size of recombinant high density lipoproteins regulates lecithin:cholesterol acyltransferase activity. Biochemistry and Cell Biology = Biochimie Et Biologie Cellulaire. 67: 358-64. PMID 2789789  0.021
1997 Freedman EG, Sparks DL. Eye-head coordination during head-unrestrained gaze shifts in rhesus monkeys. Journal of Neurophysiology. 77: 2328-48. PMID 9163361 DOI: 10.1152/Jn.1997.77.5.2328  0.021
1993 Sparks DL. Are gaze shifts controlled by a 'moving hill' of activity in the superior colliculus? Trends in Neurosciences. 16: 214-8. PMID 7688161 DOI: 10.1016/0166-2236(93)90157-H  0.02
1983 Sparks DL, Mays LE. Spatial localization of saccade targets. I. Compensation for stimulation-induced perturbations in eye position. Journal of Neurophysiology. 49: 45-63. PMID 6827303 DOI: 10.1152/Jn.1983.49.1.45  0.019
2007 Gandhi NJ, Sparks DL. Dissociation of eye and head components of gaze shifts by stimulation of the omnipause neuron region. Journal of Neurophysiology. 98: 360-73. PMID 17493925 DOI: 10.1152/Jn.00252.2007  0.019
1992 Glimcher PW, Sparks DL. Movement selection in advance of action in the superior colliculus. Nature. 355: 542-5. PMID 1741032 DOI: 10.1038/355542a0  0.018
1994 Stanford TR, Sparks DL. Systematic errors for saccades to remembered targets: evidence for a dissociation between saccade metrics and activity in the superior colliculus. Vision Research. 34: 93-106. PMID 8116272 DOI: 10.1016/0042-6989(94)90260-7  0.018
2006 Sparks DL. Is cholesterol a memory thief? Geriatrics and Aging. 9: 484-490.  0.018
2001 Sparks DL. The State against the Peasantry: Rural Struggles in Colonial and Postcolonial Mozambique (review) Africa Today. 48: 125-126. DOI: 10.1353/at.2001.0086  0.018
2001 Sparks DL. BOOK REVIEW: Bowen, Merle L. THE STATE AGAINST THE PEASANTRY: RURAL STRUGGLES IN COLONIAL AND POSTCOLONIAL MOZAM BIQUE. Charlottesville: University of Virginia Press, 2000. Africa Today. 48: 125-126. DOI: 10.2979/aft.2001.48.4.125  0.018
1991 Sparks DL, Markesbery WR. Altered serotonergic and cholinergic synaptic markers in Pick's disease. Archives of Neurology. 48: 796-9. PMID 1898253 DOI: 10.1001/Archneur.1991.00530200032014  0.017
1993 Rohrer WH, Sparks DL. Express saccades: the effects of spatial and temporal uncertainty. Vision Research. 33: 2447-60. PMID 8249325 DOI: 10.1016/0042-6989(93)90125-G  0.016
1967 Sparks DL, Travis RP. A head-mounted manipulator for chronic single unit recording from the squirrel monkey Physiology and Behavior. 2: 449-450,IN13-IN14,45.  0.016
2001 Sparks DL. BOOK REVIEW: Iheduru, Obioma M., ed. CONTENDING ISSUES IN AFRICAN DEVELOPMENT: ADVANCES, CHALLENGES, AND THE FUTURE. Westport: Greenwood Press, 2001. Africa Today. 48: 163-164. DOI: 10.2979/aft.2001.48.2.163  0.015
1978 Sparks DL. Functional properties of neurons in the monkey superior colliculus: Coupling of neuronal activity and saccade onset Brain Research. 156: 1-16. PMID 100173 DOI: 10.1016/0006-8993(78)90075-6  0.015
1974 Sparks DL, Sides JP. Brain stem unit activity related to horizontal eye movements occuring during visual tracking Brain Research. 77: 320-325. PMID 4211841 DOI: 10.1016/0006-8993(74)90795-1  0.014
1967 Travis RP, Sparks DL. Changes in unit activity during stimuli associated with food and shock reinforcement Physiology and Behavior. 2: 171-172,IN9-IN10,173.  0.014
1993 Sparks DL, Barton EJ. Neural control of saccadic eye movements. Current Opinion in Neurobiology. 3: 966-72. PMID 8124081 DOI: 10.1016/0959-4388(93)90169-Y  0.014
1971 Sparks DL, Travis RP. Firing patterns of reticular formation neurons during horizontal eye movements Brain Research. 33: 477-481. PMID 5002633 DOI: 10.1016/0006-8993(71)90120-X  0.014
2001 Sparks DL. Contending Issues in African Development: Advances, Challenges, and the Future (review) Africa Today. 48: 163-164. DOI: 10.1353/at.2001.0042  0.014
1963 Travis RP, Sparks DL. The influence of unilateral and bilateral spreading depression during learning upon subsequent relearning Journal of Comparative and Physiological Psychology. 56: 56-59. DOI: 10.1037/h0043538  0.013
1989 Sparks DL. Aging and Alzheimer's disease. Altered cortical serotonergic binding. Archives of Neurology. 46: 138-40. PMID 2916952 DOI: 10.1001/archneur.1989.00520380038010  0.012
2015 Sparks DL. Preface Advances in Agronomy. 133: xi. DOI: 10.1021/bk-2015-1197.pr001  0.012
2015 Sparks DL. Preface Advances in Agronomy. 130: Xiii. DOI: 10.1016/S0065-2113(15)00036-X  0.012
1995 Sparks DL. Preface Advances in Agronomy. 54. DOI: 10.1016/S0065-2113(08)60896-2  0.012
1997 Sparks DL, Harris-Warrick RM. Motor systems. Current Opinion in Neurobiology. 7: 777-80. PMID 9464986 DOI: 10.1016/S0959-4388(97)80135-3  0.01
2011 Sparks DL. Alzheimer disease: statins in the treatment of Alzheimer disease. Nature Reviews. Neurology. 7: 662-3. PMID 22009281 DOI: 10.1038/nrneurol.2011.165  0.01
2011 Sparks DL. The cholesterol-fed rabbit as a model of AD: The old, the new and the pilot Advances in Alzheimer's Disease. 1: 59-76. DOI: 10.3233/978-1-60750-733-8-59  0.01
2010 Barnett S, Sparks DL, Vickers L. Does the Academy Need a New Mission? The Journal of the World Universities Forum. 3: 1-12. DOI: 10.18848/1835-2030/cgp/v03i05/56706  0.01
2008 Sparks DL. A Culture of Corruption: Everyday Deception and Popular Discontent in Nigeria, Daniel Jordan Smith Africa Today. 54: 114-116. DOI: 10.2979/aft.2008.54.4.114  0.01
2005 Sparks DL. BOOK REVIEW: Boone, Catherine. POLITICAL TOPOGRAPHIES OF THE AFRICAN STATE: TERRITORIAL AUTHORITY AND INSTITUTIONAL CHOICE. New York: Cambridge University Press, 2003. Africa Today. 52: 125-126. DOI: 10.2979/aft.2005.52.1.125  0.01
2005 Sparks DL. Political Topographies of the African State: Territorial Authority and Institutional Choice (review) Africa Today. 52: 125-126. DOI: 10.1353/at.2005.0063  0.01
2001 Sparks DL. Presidential address Soil Science Society of America Journal. 65.  0.01
1996 Haas U, Sparks DL. Cortical cathepsin D activity and immunolocalization in Alzheimer disease, critical coronary artery disease, and aging. Molecular and Chemical Neuropathology / Sponsored by the International Society For Neurochemistry and the World Federation of Neurology and Research Groups On Neurochemistry and Cerebrospinal Fluid. 29: 1-14. PMID 8887936 DOI: 10.1007/BF02815189  0.01
1996 Kalesnykas RP, Sparks DL. The primate superior colliculus and the control of saccadic eye movements Neuroscientist. 2: 284-292.  0.01
1993 Rotberg RI, Sparks DL, Green D. Namibia: The Nation after Independence African Studies Review. 36: 142. DOI: 10.2307/524756  0.01
1993 Griffith WH, Pourgerami A, Officer LH, Stein H, Sparks DL, Alladin MI. Books in review Studies in Comparative International Development. 28: 80-93. DOI: 10.1007/BF02743774  0.01
1991 Sparks DL, Hunsaker JC. Sudden infant death syndrome: altered aminergic-cholinergic synaptic markers in hypothalamus. Journal of Child Neurology. 6: 335-9. PMID 1719064  0.01
1990 Sparks DL, Little KY. Altered pineal serotonin binding in some suicides. Psychiatry Research. 32: 19-28. PMID 2349310 DOI: 10.1016/0165-1781(90)90131-N  0.01
1990 Little KY, Sparks DL. Brain markers and suicide: can a relationship be found? Journal of Forensic Sciences. 35: 1393-403. PMID 1979804  0.01
1989 Bodurow CC, Boyer BD, Brennan J, Bunnell CA, Burks JE, Carr MA, Doecke CW, Eckrich TM, Fisher JW, Gardner JP, Graves BJ, Hines P, Hoying RC, Jackson BG, Kinnick MD, ... ... Sparks DL, et al. An enantioselective synthesis of loracarbef (LY163892/KT3777) Tetrahedron Letters. 30: 2321-2324. DOI: 10.1016/S0040-4039(01)80388-9  0.01
1989 BODUROW CC, BOYER BD, BRENNAN J, BUNNELL CA, BURKS JE, CARR MA, DOECKE CW, ECKRICH TM, FISHER JW, GARDNER JP, GRAVES BJ, HINES P, HOYING RC, JACKSON BG, KINNICK MD, ... ... SPARKS DL, et al. ChemInform Abstract: An Enantioselective Synthesis of Loracarbef (LY163892/KT3777). Cheminform. 20. DOI: 10.1002/chin.198949321  0.01
1983 Elliott HA, Sparks DL. Response to the letter to the editor Soil Science. 136: 389.  0.01
1980 Mays LE, Sparks DL. Saccades are spatially, not retinocentrically, coded. Science (New York, N.Y.). 208: 1163-5. PMID 6769161 DOI: 10.1126/Science.6769161  0.01
1975 Sparks DL. Response properties of eye movement-related neurons in the monkey superior colliculus Brain Research. 90: 147-152. PMID 1131686 DOI: 10.1016/0006-8993(75)90690-3  0.01
1975 Sparks DL, Holland R. Computer control of eye position and velocity Behavior Research Methods & Instrumentation. 7: 115-119. DOI: 10.3758/BF03201308  0.01
1965 Foshee DP, Sparks DL. Electrophysiological correlates of intracranial self-stimulation The Alabama Journal of Medical Sciences. 2: 410-414. PMID 5855418  0.01
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