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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
- Page 27 and 28: CHAPTER 2OXIDES AND THEIR EFFECT ON
- Page 29 and 30: 7et al. 1996; Green-Pedersen et al.
- Page 31 and 32: 9identify components, distribution,
- Page 33 and 34: 11oxides. Because extraction method
- Page 35 and 36: 13Table 2.2 Some Coating Work and C
- Page 37 and 38: 15increasing the sorbate concentrat
- Page 39 and 40: 17mole Cu g-1 goethite (-1-7% of th
- Page 41 and 42: 19Overall, macroscopic adso
- Page 43 and 44: 21hematite (up to 9.9 limo' Pb ril-
- Page 45 and 46: 23concentration in their system was
- Page 47 and 48: 25Surface complexation modeling (SC
- Page 49 and 50: 27Overall, surface complexation mod
- Page 51 and 52: 29Spectroscopic techniques, especia
- Page 53 and 54: 31• Understand the effect of comp
- Page 55 and 56: 33existing in almost all soils and
- Page 57 and 58: CHAPTER 4EXPERIMENTAL METHODSIn thi
- Page 59 and 60: 37included coating temperature (T),
- Page 61 and 62: 39generated at 45 kV and 40 mA, sca
- Page 63 and 64: 41PZC include electrophoretic mobil
- Page 65 and 66: 43Lin-edge, from 8,133 to 8,884 eV
- Page 67 and 68: CHAPTER 5CHARACTERIZATION OF IRON O
- Page 69 and 70: 47measured by potentiometric titrat
- Page 71 and 72: Table 5.2 XRD Data of Alfa Aesar (A
- Page 73 and 74: 51Table 5.3 XRF Results for Alfa Ae
- Page 75 and 76: Figure 5.4 Particle size distributi
- Page 77: 55Figure 5.5 ESEM micrograph for Al
- Page 81 and 82: 59Table 5.4 Isoelectric Points of S
- Page 83 and 84: 615.3 SummaryFrom the results of XR
- Page 85 and 86: 63Table 6.1 Experimental Conditions
- Page 87 and 88: 65Extraction results after abrasion
- Page 89 and 90: Figure 6.3 XRD analysis of goethite
- Page 91 and 92: Figure 6.4 Effect of coating condit
- Page 93 and 94: Figure 6.5 FTIR spectra of a. silic
- Page 95 and 96: Figure 6.6 Optical micrograph of un
- Page 97 and 98: Figure 6.8 EDX results of goethite-
- Page 99 and 100: Figure 6.9 Pore size distribution (
- Page 101 and 102: 79(Figure 6.10). Schwarz et al. (19
- Page 103 and 104: 81Table 6.3 PZC Measured and Calcul
- Page 105 and 106: 83to silica was deducted from that
- Page 107 and 108: CHAPTER 7SURFACE COMPLEXATION OF PB
- Page 109 and 110: Figure 7.1 EXAFS spectra of Pb stan
- Page 111 and 112: Table 7.2 EXAFS Results of Pb Stand
- Page 113 and 114: 910.08 A. This octahedral structure
- Page 115 and 116: Figure 7.5 Fourier transform and fi
- Page 117 and 118: 95previous studies. Bargar et al. (
- Page 119 and 120: Figure 7.6 Fe K-edge XANES spectra
- Page 121 and 122: Figure 7.8 Fourier transform and fi
- Page 123 and 124: Table 7.4 EXAFS Results of Iron Oxi
- Page 125 and 126: Figure 7.9 Pb/HFO CBC study on 0.3
- Page 127 and 128: 105theoretically sorbed and the exp
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CHAPTER 8NI(II) COMPLEXATION TO AMO
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Figure 8.2 Ni adsorption</s
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Table 8.1 Preparation Conditions fo
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Table 8.2 EXAFS Results of Ni Stand
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115surface. Although the spectra ar
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Table 8.3 EXAFS Results of Ni/HFO S
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119pure boehmite (γ-A1OOH). Fundam
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Figure 8.6 )(k)•k3 spectra of HFO
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123stabilized by incorporating into
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125This reaction is also consistent
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127Goethite titration data were use
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129was highly correlated to site de
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131concentration is linearly relate
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133isotherm data (Figure 9.2). The
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Figure 9.4 Ni adsorption</s
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Figure 9.5 Zn adsorption</s
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Figure 9.7 Zn adsorption</s
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141Zn(II) (Figure 9.8). With a high
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143Ca competition on HFO; however,
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CHAPTER 10NI AND ZN SORPTION TO IRO
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147adsorption affi
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Figure 10.3 Comparison of Ni <stron
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151sites in the pH 6 and 7 isotherm
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Figure 10.5 Comparison of Zn <stron
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155M. Polymerization may occur at c
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157accounting for approximately 46%
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APPENDIX ASOLUBILITY AND SPECIATION
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Figure A.3 Pb solubility in open sy
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Figure A.5 Zn solubility in open sy
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APPENDIX BPOTENTIOMETRIC TITRATION
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167Table B.3 Potentiometric Titrati
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APPENDIX CADSORPTION STUDIES ON GOE
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171Table C.5 Ni Adsorption in Ni-Zn
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173Table D.3 Ni Adsorption Isotherm
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APPENDIX EADSORPTION STUDIES ON HFO
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APPENDIX FGOETHITE COATING RESULTSR
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179Next iFor i = 1 To nCBCfTime(i)
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181Next iCsDim fSorbCalc As Double,
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18314. Baes C. F. Jr. and Mesmer R.
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18538. Chao T. T. and Zhou L. (1983
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18763. De Kimpe C. R. (1993) Chaper
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18988. Fuller C. C., Davis J. A., C
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191113. Hiemstra T. and van Riemsdi
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193138. Kosmulski M. (1997) Standar
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195163. Manceau A., Tamura N., Cele
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197188. Ostergren J. D., Brown G. E
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199213. Ross G. J. and Wang C. (199
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201239. Singh B., Sherman D. M., Gi
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203266. Trivedi P., Axe L. and Dyer
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205290. Webster J. G., Swedlund P.