词条 | 自组织纳米材料 |
释义 | 过去的几十年里,纳米结构新颖的系统性能在自然科学的各个领域中得到广泛认可,新技术的不断发展吸引了各个领域的科学家投入到与之相关的研究中。要全面实现纳米科学与技术的巨大应用前景,面临的重要挑战就是寻找在原子尺度上调制排列结构的方法以及构造原子、介观、宏观各尺度层次的材料。本书包含了大量通过化学、仿生学途径并运用自组织机制合成纳米材料并产生不同尺度的组件的方法。本书介绍了纳米结构自组装领域从基础理论到相关应用的大量令人鼓舞的最新进展,可供物理学、化学、生物学、工程和材料科学领域中科研人员和研究生参考。 本书目录: Preface 1 Self-Assembled Si1-xGex Dots and Islands Jean-Marc Baribeau, Nelson L. Rowell, and David J. Lockwood 1.1 Introduction 1.2 Si1-xGex Island Growth 1.2.1 Growth Modes in Heteroepitaxy 1.2.2 Si1-xGex Island Growth and Shape Evolution 1.2.3 Si1-xGex Island Composition and Strain Distribution 1.3 Stacked Si1-xGex Islands 1.3.1 Development of Morphological Instabilities in Heteroepitaxy 1.3.2 Synthesis, Structure, and Vertical Correlation 1.3.3 Vibrational Properties 1.3.4 Optical Properties 1.4 Engineering of Si1-xGex Islands 1.4.1 Influence of Surface Morphology 1.4.2 Influence of Adsorbed Species 1.5 Applications of Si1-xGex Islands and Dots 1.5.1 Photodetectors 1.5.2 Other Applications 1.6 Summary and Future Prospects References 2 Synthesis of Titania Nanocrystals: Application for Dye-Sensitized Solar Cells Motonari Adachi, Yusuke Murata, Fumin Wang, and Jinting Jiu 2.1 Formation of Titania Nanocrystals by Surfactant-Assisted Methods 2.1.1 Introduction: How to Control Morphology and Functionalize Ceramic Materials 2.1.2 Formation of Network Structure of Single Crystalline TiO2 Nanowires by the “Oriented Attachment” Mechanism 2.1.3 Morphological Control of Anatase Nanocrystals Using Dodecanediamine as a Surfactant 2.2 Application of TiO2 Network of Single-Crystalline Nanowires for Dye-Sensitized Solar Cells 2.2.1 Introduction 2.2.2 How to Make the Dye-Sensitized Solar Cells 2.2.3 Characterization of the Solar Cells Made of Network of Single-Crystalline Anatase Exposing Mainly the {101} Plane 2.3 Summary References 3 Soft Synthesis of Inorganic Nanorods, Nanowires,and Nanotubes Shu-Hong Yu and Yi-Tai Qian 3.1 Introduction 3.2 An Overview: Emerging Synthetic Routes for the Synthesis of Low-Dimensional Nanocrystals 3.2.1 “Hard” Approaches 3.2.2 “Soft” Approaches 3.3 Soft Synthesis of Low-Dimensional Nanocrystals 3.3.1 Hydrothermal/Solvothermal Processes 3.3.2 Synthesis of Semiconductor Nanorods/Nanowires by Solution-Liquid-Solid Mechanism 3.3.3 Capping Agents/Surfactant-Assisted Soft Synthesis 3.3.4 Bio-Inspired Approach for Complex Superstructures 3.3.5 Oriented Attachment Growth Mechanism 3.4 Summary and Outlook References 4 Assembly of Zeolites and Crystalline Molecular Sieves Jennifer L. Anthony and Mark E. Davis 4.1 Introduction 4.2 Thermodynamics of Synthesis Processes 4.3 Kinetics of Synthesis Processes 4.4 Assembly Processes 4.4.1 Proposed Mechanisms for Zeolite Assembly 4.4.2 Metal-Ion-Assisted Assembly Processes 4.5 Components of Synthesis 4.5.1 Organic Components 4.5.2 Inorganic Components 4.6 Chirality: Can a “Designer” Zeolite Be Synthesized? 4.7 Summary References 5 Molecular Imprinting by the Surface Sol-Gel Process: Templated Nanoporous Metal Oxide Thin Films for Molecular Recognition Seung-Woo Lee and Toyoki Kunitake 5.1 Introduction 5.2 Surface Sol-Gel Process 5.2.1 Preparation of Amorphous Metal Oxide Thin Films 5.2.2 Rich Variety of Organic Components in Nanohybrid Layers 5.3 Molecular Imprinting in Amorphous Metal Oxide Films 5.3.1 Incorporation and Removal of Templates 5.3.2 Stability and Selectivity of Imprinted Sites 5.3.3 Nature of Imprinted Sites for Guest Binding 5.3.4 Multifunctional Nature of Imprinted Cavity 5.3.5 Varied Molecular Selectivity 5.4 Practical Potentials 5.4.1 Recognition of Biological Molecules 5.4.2 Contrivance for High Sensitivity 5.4.3 Recognition of Coordination Geometry 5.4.4 Nanoporous Thin Films with Ion-Exchange Sites 5.4.5 Direct Observation of Imprinted Cavity-Physical Cavity Versus Topological Cavity 5.5 Unsolved Problems and Future Prospects References 6 Fabrication, Characterization, and Applications of Template-Synthesized Nanotubes and Nanotube Membranes Punit Kohli and Charles R. Martin 6.1 Introduction 6.2 Nomenclature 6.3 Template Synthesis of Nanotubes 6.4 Silica Nanotubes 6.4.1 Attaching Different Functional Groups to the Inside Versus Outside Surfaces 6.4.2 Nanotubes for Chemical and Bioextraction and Biocatalysis: Demonstration of Potential Drug Detoxification Using Nanotubes 6.5 Template Synthesis of Nano Test Tubes 6.6 Nanotube Membranes for Bioseparations 6.6.1 Antibody-Functionalized Nanotube Membranes for Selective Enantiomeric Separations 6.6.2 Functionalized Nanotube Membranes with “Hairpin”-DNA Transporter with Single-Base Mismatch Selectivity 6.7 Conical Nanotubes: Mimicking Artificial Ion Channel 6.8 Conclusions References 7 Synthesis and Characterization of Core-Shell Structured Metals Tetsu Yonezawa 7.1 Introduction 7.2 Preparation of Core-Shell Bimetallic Nanoparticles 7.2.1 Preparation Procedures 7.2.2 Successive Reduction of the Corresponding Two Metal Ions 7.2.3 Simultaneous Reduction of the Corresponding Two Metal Ions 7.2.4 Other Systems 7.3 Characterization of Core-Shell Bimetallic Nanoparticles 7.3.1 X-ray Characterization 7.3.2 Electron Microscopic Observations 7.3.3 UV-vis Spectroscopy 7.3.4 IR Spectroscopy of Chemical Probes 7.4 Summary References 8 Cobalt Nanocrystals Organized in Mesoscopic Scale Marie-Paule Pileni 8.1 Introduction 8.2 Self-Organization of Cobalt Nanocrystals 8.3 Collective Magnetic Properties of Mesostructures Made of Magnetic Nanocrystals 8.4 Conclusion References 9 Synthesis and Applications of Highly Ordered Anodic Porous Alumina Hideki Masuda and Kazuyuki Nishio 9.1 Introduction 9.2 Synthesis of Highly Ordered Anodic Porous Alumina 9.2.1 Growth of Anodic Porous Alumina on A1 9.2.2 Synthesis of Highly Ordered Anodic Porous Alumina 9.2.3 Ideally Ordered Anodic Porous Alumina by the Pretexturing Process Using Molds 9.3 Ordered Nanostructures Based on Highly Ordered Anodic Porous Alumina 9.3.1 Nanocomposite Structures Using Highly Ordered Anodic Porous Alumina 9.3.2 Nanofabrication Using Anodic Porous Alumina Masks 9.3.3 Two-Step Replication Process for Functional Nanohole Arrays 9.3.4 Ordered Array of Biomolecules Using Highly Ordered Anodic Porous Alumina 9.4 Conclusions References Index |
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