Chem. Rev. 2005, 105, 1025-1102，Chemistry and Properties of Nanocrystals of Different Shapes Nanometer Nanophotonics

Contents
1. General Introduction and Comments 1025
2. Preparation of Nanostructures of Different
Shapes
1027
2.1. Introduction: Nucleation and Particle Growth 1027
2.2. Preparation Methods 1028
2.2.1. Sol Process 1028
2.2.2. Micelles 1031
2.2.3. Sol-Gel Process 1034
2.2.4. Chemical Precipitation 1034
2.2.5. Hydrothermal Synthesis 1036
2.2.6. Pyrolysis 1036
2.2.7. Vapor Deposition 1038
2.3. Growth Mechanism of Nanostructures of
Different Shapes
1040
2.3.1. Effect of Monomer Concentration on the
Shape of the Semiconductor QDs
1040
2.3.2. Vapor-Liquid-Solid Growth for Nanowire
by CVD and PVD Methods
1041
2.3.3. Light-Induced Shape Change Mechanism
of Metal Nanorods
1042
3. Surface Chemical Modification of Nanoparticles 1042
4. Assembly of Nanoparticles 1042
5. Optical, Thermal, and Electrical Properties of
Particles of Different Sizes and Shapes
1047
5.1. Semiconductor Nanoparticles 1047
5.1.1. Discrete Electronic Structure 1047
5.1.2. Optical Transitions in Nanostructures of
Different Shapes
1048
5.2. Metallic Nanoparticles 1057
5.3. High Surface-to-Volume Ratio 1059
5.4. Melting Point 1060
5.5. Conductivity and Coulomb Blockade 1061
6. Nonradiative Relaxation of Nanoparticles of
Different Shapes
1063
6.1. Nonradiative Relaxation in Metal
Nanostructured Systems
1063
6.1.1. Background 1063
6.1.2. Theoretical Modeling of the Transient
Optical Response
1063
6.1.3. Electron-Electron Thermalization in Gold
Nanoparticles
1063
6.1.4. Electron-Phonon Relaxation in Gold
Nanoparticles
1064
6.1.5. Shape and Size Dependence on the
Electron-Phonon Relaxation Rate
1065
6.1.6. Pump Power Dependence of the
Electron-Phonon Relaxation Rate
1066
6.2. Nonradiative Relaxation in Semiconductor
Nanostructured Systems
1066
6.2.1. II-VI Semiconductor Systems 1067
6.2.2. I-VII Semiconductor Systems 1074
6.2.3. III-V Semiconductor Systems 1074
6.2.4. Group IV Semiconductor Systems 1074
6.2.5. Metal Oxides Systems 1075
6.2.6. Other Systems 1075
6.3. Hot Electrons and Lattice Temperatures in
Nanoparticles
1076
6.4. Phonon Bottleneck 1078
6.5. Quantized Auger Rates 1079
6.6. Trapping Dynamics 1079
7. Nanocatalysis 1081
7.1. Introduction 1081
7.2. Homogeneous Catalysis 1081
7.2.1. Chemical Reactions Catalyzed Using
Colloidal Transition Metal Nanocatalysts
1083
7.3. Heterogeneous Catalysis on Support 1086
7.3.1. Lithographically Fabricated Supported
Transition Metal Nanocatalysts
1087
7.3.2. Chemical Reactions Catalyzed Using
Supported Transition Metal Nanocatalysts
1087
8. Summary 1090
8.1. Reviews 1090
8.1.1. Synthesis 1090
8.1.2. Properties 1090
8.1.3. General 1091
8.2. Books 1091
8.2.1. Metal Nanoparticles 1091
8.2.2. Semiconductor Nanoparticles 1091
8.2.3. Carbon Nanotubes and Nanoparticles 1091
8.2.4. Nanoparticles in General 1092
9. Acknowledgment 1092
10. References 1092

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