Heavy metal adsorption on iron oxide and iron oxide-coated silica ...

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202252. Swallow C. K., Hume D. N. and Morel F. M. M. (1980) Sorption of copper and leadby hydrous ferric oxide. Environ. Sci. Technol. 14, 1326-1331.253. Szecsody J. E., Zachara J. M., and Bruckhart P. L. (1994) Adsorption-dissolutionreactions affecting the distribution and stability of Coll EDTA in iron oxide-coatedsand. Environ. Sci. Technol. 28(9), 1706-1716.254. Szytula A., Burewicz A., Dimitrijevic Z., Krasnicki S., Rzany H., Todorovic J.,Wanic A. and Wolski W. (1968) Neutron diffraction studies of a-FeOOH. PhysicaStatus Solidi 26(2), 429-434.255. Tadanier C. J. and Eick M. J. (2002) Formulating the charge-distribution multisitesurface complexation model using FITEQL. Soil Sci. Soc. Am. 1 66, 1505-1517.256. Templeton A. S., Spormann A. M. and Brown G. E. Jr. (2003) Speciation of Pb (II)sorbed by Burkholderia cepacia/goethite composites. Environ. Sci. Technol. 37(10),2166-2172.257. Theis T. L., Lyer R. and Ellis S. K. (1994) Parameter estimation for trace elementsorption on a new granular iron oxide. Environmental Progress 13(1), 72-77.258. Thirunavukkarasu O. S., Viraraghavan T. and Subramanian K. S. (2003) Arsenicremoval from drinking water using iron oxide-coated sand. Water, Air, and SoilPollution 142(1-4), 95-111.259. Tiller K. G., Gerth J. and Brümmer G. (1984) The relative affinities of Cd, Ni, andZn for different soil clay fractions and goethite. Geoderma 34, 17-35.260. Trainor T. P., Brown G. E. Jr. and Parks G. A. (2000) Adsorption and precipitationof aqueous Zn(II) on alumina powders. J. Colloid Interface Sci. 231, 359-372.261. Trapnell B. M. W. (1955) Chemisorption. Academic Press, New York.262. Trivedi P. and Axe L. (2000) Modeling Cd and Zn sorption to hydrous <strong>metal</strong> oxides.Environ. Sci. Technol. 34(11), 2215-2223.263. Trivedi P. and Axe L. (2001a) Predicting divalent <strong>metal</strong> sorption to hydrous Al, Fe,and Mn oxides. Environ. Sci. Technol. 35, 1779-1784.264. Trivedi P. and Axe L. (2001b) Ni and Zn sorption to amorphous versus crystallineiron oxides: macroscopic studies. J. Colloid Interface Sci. 244, 221-229.265. Trivedi P., Axe L. and Tyson T. A. (2001a) An analysis of zinc sorption toamorphous versus crystalline iron oxides using XAS. J. Colloid Interface Sci. 244,230-238.
203266. Trivedi P., Axe L. and Dyer J. (2001b) Adsorption of <strong>metal</strong> ions onto goethite:single-adsorbate and competitive systems. Colloids and Surfaces A:Physicochemical and Engineering Aspects 191,107-121.267. Trivedi P. (2001) Predicting thermodynamic and transport parameters for <strong>metal</strong>contaminant sorption to hydrated <strong>metal</strong> oxides in aquatic systems. Ph.D dissertation.Department of Civil and Environmental Engineering. New Jersey Institute ofTechnology. May 2001.268. Trivedi P., Dyer J. A. and Sparks D. L. (2003) Lead sorption onto ferrihydrite. 1. Amacroscopic and spectroscopic assessment. Environ. Sci. Technol. 37(5), 908-914.269. Trivedi P., Dyer J. A., Sparks D. L. and Pandya K. (2004) Mechanistic andthermodynamic interpretations of zinc sorption onto ferrihydrite. J. Colloid InterfaceSci. 270, 77-85.270. Tröger L., Arvanitis D., Baberschke K., Michaelis H., Brimm U. and Zachech E.(1992) Full correction of the self-absorption in soft-fluorescence4 extended x-rayabsoroptionfine structure. Physical Review B 46(6), 3283-3289.271. Uygur V. and Rimmer D. L. (2000) Reactions of zinc with iron-oxide coated calcitesurfaces at alkaline pH. European Journal of Soil Science 51(3), 511-516.272. Vaishya R. C. and Gupta S. K. (2002) Modelling arsenic(III) <strong>adsorption</strong> from waterby sulfate-modified iron oxide-coated sand (SMIOCS). Journal of ChemicalTechnology and Biotechnology 78, 73-80.273. Vaishya R. C. and Gupta S. K. (2004) Modeling arsenic(V) removal from water bysulfate modified iron-oxide coated sand (SMIOCS). SEPARATION SCIENCE ANDTECHNOLOGY 39(3), 645-666.274. van Riemsdijk W. H. and Hiemstra T. (1998) From molecular structure to ion<strong>adsorption</strong> modeling. ACS Symposium Series, 715 (Mineral-Water InterfacialReactions), 68-87.275. Venema P., Hiemstra T. and van Riemsdijk W. H. (1996) Comparison of differentsite binding models for cation sorption: description of pH dependency, saltdependency, and cation-proton exchange. J. Colloid Interface Sci. 181, 45-59.276. Venema P., Hiemstra T., Weidler P. G. and van Riemsdijk W. H. (1998) Intrinsicproton affinity of reactive surface groups of <strong>metal</strong> (hydr)oxides: application to iron(hydr)oxides. J. Colloid Interface Sci. 198, 282-295.277. Villalobos M., Trotz M. A. and Leckie J. O. (2001) Surface complexation modelingof carbonate effects on the <strong>adsorption</strong> of Cr(VI), Pb(II), and U(VI) on goethite.Environ. Sci. Technol. 35, 3849-3856.
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Copyright Warning & RestrictionsThe
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ABSTRACTHEAVY METAL ADSORPTION ON I
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HEAVY METAL ADSORPTION ON IRON OXID
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APPROVAL PAGEHEAVY METAL ADSORPTION
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Fan, M.; Boonfueng, T.; Xu, Y.; Axe
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ACKNOWLEDGMENTI would like to expre
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TABLE OF CONTENTS(Continued)Chapter
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TABLE OF CONTENTS(Continued)Chapter
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LIST OF TABLES(Continued)TablePageB
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LIST OF FIGURES(Continued)FigurePag
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LIST OF FIGURES(Continued)FigurePag
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CHAPTER 1INTRODUCTIONHeavy<
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3and Sigg, 1992; Gunneriusson et al
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CHAPTER 2OXIDES AND THEIR EFFECT ON
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7et al. 1996; Green-Pedersen et al.
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9identify components, distribution,
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11oxides. Because extraction method
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13Table 2.2 Some Coating Work and C
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15increasing the sorbate concentrat
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17mole Cu g-1 goethite (-1-7% of th
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19Overall, macroscopic adso
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21hematite (up to 9.9 limo' Pb ril-
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23concentration in their system was
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25Surface complexation modeling (SC
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27Overall, surface complexation mod
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29Spectroscopic techniques, especia
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31• Understand the effect of comp
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33existing in almost all soils and
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CHAPTER 4EXPERIMENTAL METHODSIn thi
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37included coating temperature (T),
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39generated at 45 kV and 40 mA, sca
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41PZC include electrophoretic mobil
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43Lin-edge, from 8,133 to 8,884 eV
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CHAPTER 5CHARACTERIZATION OF IRON O
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47measured by potentiometric titrat
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Table 5.2 XRD Data of Alfa Aesar (A
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51Table 5.3 XRF Results for Alfa Ae
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Figure 5.4 Particle size distributi
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55Figure 5.5 ESEM micrograph for Al
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585.2.5 Surface Charge Distribution
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Figure 5.10 Potentiometric titratio
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CHAPTER 6SYNTHESIS AND CHARACTERIZA
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Figure 6.1 Comparison between Fecon
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Figure 6.2 XRD patterns for goethit
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68iron oxide coatings at 60 °C, go
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70substrate diameter of 0.2 mm, an
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72goethite and silica results in on
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Figure 6.7 ESEM micrograph (9000x)
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76Furthermore, because discrete goe
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78Table 6.2 Surface Area and Porosi
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Figure 6.10 Surface charge distribu
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Figure 6.11 Ni adsorption</
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84that for pure silica, and the goe
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Table 7.1 Sample Preparation Condit
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Figure 7.2 EXAFS spectra of Pb/HFO
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Figure 7.3 Fourier transform and fi
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Figure 7.4 Fourier transform and fi
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Table 7.3 EXAFS Results of Pb/HFO S
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967.2 Fe XAS of Iron Oxides and Pb/
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Figure 7.7 EXAFS spectra of iron ox
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100and Venturelli, 1999). Overall t
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102(hematite, goethite, akaganeite,
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104adsorption proc
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106of pH, ionic strength, Pb loadin
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Figure 8.1 Ni adsorption</s
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110high metal load
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Figure 8.3 x(k)•k3 spectra and Fo
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Figure 8.4 (k)•k3 spectra of Ni-H
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Figure 8.5 Fourier transforms (magn
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118be fit using either Fe or Ni ato
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1208.3 EXAFS Analysis of FeThe x(k)
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Table 8.4 EXAFS Results of HFO and
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CHAPTER 9SURFACE COMPLEXATION MODEL
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Figure 9.1 Potentiometric titration
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128Table 9.1 Surface Reactions and
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132Table 9.2 Model Parameters for N
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1369.3 Zn Adsorption on GoethiteReg
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Figure 9.6 Zn adsorption</s
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140data over a broad range of condi
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142Figure 9.8 Ni adsorption
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144oxide-coated silica. Ni and Zn s
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Figure 10.2 Zn adsorption</
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Page 174 and 175: 152one for GACS (2.77x10 -6 mole si
Page 176 and 177: Figure 10.6 Zn adsorption</
Page 178 and 179: CHAPTER 11CONCLUSIONS AND FUTURE WO
Page 180 and 181: 158surfaces are needed for successf
Page 182 and 183: Figure A.2 Ni speciation in 1x10 -5
Page 184 and 185: Figure A.4 Pb speciation in 5x10 -8
Page 186 and 187: Figure A.6 Zn speciation in 1x10 -5
Page 188 and 189: 166Table B.2 Potentiometric Titrati
Page 190 and 191: 168Table BA Potentiometric Titratio
Page 192 and 193: 170Table C.3 Zn Adsorption Edges on
Page 194 and 195: APPENDIX DADSORPTION STUDIES ON SIL
Page 196 and 197: 174Table D.5 Zn Adsorption Isotherm
Page 198 and 199: 176Table E.3 Pb CBC Study on 0.3 g
Page 200 and 201: APPENDIX GINTRAPARTICLE DIFFUSION M
Page 202 and 203: 180DofA = flier ^ 2fA = Exp(-fD * f
Page 204 and 205: REFERENCES1. Adamson A. W. (1982) P
Page 206 and 207: 18426. Blake R. L., Hessevick R. E.
Page 208 and 209: 18650. Combes J. M., Manceau A. and
Page 210 and 211: 18876. Elzinga E. J. and Sparks D.
Page 212 and 213: 190102. Gupta V. K. (1998) Equilibr
Page 214 and 215: 192126. Joshi A. and Chaudhuri M. (
Page 216 and 217: 194150. Liu C. and Huang P. M. (200
Page 218 and 219: 196175. Muller B. and Sigg L. (1992
Page 220 and 221: 200. Perry R. H. and Green D. W. (1
Page 222 and 223: 200226. Scheinost A. C., Kretzschma
Page 226 and 227: 204278. Villalobos M., Trotz M. A.
Page 228: 304. Zhong Z. Y., Prozorov T., Feln
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