Download PDF - Pan Stanford Publishing
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viii<br />
Contents<br />
7. Role of Nanopores in Regulating Reactivity and<br />
Transport of Uranium in Subsurface Sediments 195<br />
Huifang Xu and Hun-Bok Jung<br />
7.1 Introduction 195<br />
7.2 Behaviors of Nanopore Surface and Nanopore<br />
Water 200<br />
7.3 Nanopore Surface on U(VI) Sorption and<br />
Desorption in Model Systems 202<br />
7.4 Reduction of U(VI) Sorbed on Nanoporous and<br />
Non-Nanoporous Alumina 204<br />
7.5 Desorption of U-Contaminated Sediments 206<br />
7.6 U(VI) Sorption and Desorption of<br />
Uncontaminated Sediments 209<br />
7.7 Conclusions 216<br />
Part II Biominerals 223<br />
8. Biomineralization of Natural Nanomaterials 225<br />
Jun Wu, Juming Yao, and Yurong Cai<br />
8.1 Introduction 225<br />
8.2 Calcium Phosphate-Based Nano-Biominerals 228<br />
8.3 Calcium Carbonate-Based Nano-Biominerals 234<br />
8.4 Fe-Based Nano-Biominerals 238<br />
8.5 Si-Based Nano-Biominerals 240<br />
8.6 Summary 241<br />
9. Magnetic Nanoparticles in Magnetosomes 249<br />
André Körnig and Damien Faivre<br />
9.1 Introduction 249<br />
9.2 Magnetotactic Bacteria 251<br />
9.3 Magnetosomes 254<br />
9.3.1 Magnetosome Membrane 255<br />
9.3.2 Structure and Composition of<br />
Magnetosome Crystals 256<br />
9.3.3 Morphology of Magnetosome Crystals 257<br />
9.3.4 Dimensions of Magnetosomes 258<br />
9.3.5 Chain Assembly of Magnetosomes 259<br />
9.4 Hierarchical Structuring of Magnetosomes 260<br />
9.5 Application of Nanocrystals and Magnetosomes 261<br />
9.6 Conclusions 262
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