Nanoscale Phenomena (eBook)

Fundamentals and Applications

Horst Hahn, Anatoli Sidorenko, Ion Tiginyanu (Herausgeber)

eBook Download: PDF

2009 | 2009
XVIII, 213 Seiten
Springer Berlin (Verlag)
978-3-642-00708-8 (ISBN)

Infos

This book shows an intrinsic correlation and mutual influence of three important parts of nanoscience: new phenomena, nanomaterials, and nanodevices.

Inhalt

Preface 6
Contents 8
Contributors 13
Part I Coherent Effects in Nanostructures 19
1 Extinction and Recovery of Superconductivity by Interference in Superconductor/Ferromagnet Bilayers 20
1.1 Introduction 20
1.2 Sample Preparation and Characterization 23
1.3 Results of Superconducting TC Measurements and Discussion 25
1.4 Conclusions 26
References 26
2 Aharonov--Bohm Oscillations in Small Diameter Bi Nanowires 29
2.1 Introduction 29
2.2 Experimental 31
2.3 Results and Discussion 32
2.4 Conclusions 35
References 35
3 Point-Contact Study of the Superconducting Gap in the Magnetic Rare-Earth Nickel-Borocarbide RNi2B2C (R=Dy, Ho, Er, Tm) Compounds 37
3.1 Introduction 37
3.2 Experimental 38
3.3 Results and Discussion 38
3.4 Conclusions 42
References 42
4 Peculiarities of Supershort Light Pulses Transmission by Thin Semiconductor Film in Exciton Range of Spectrum 45
4.1 Introduction 45
4.2 Basic Equations 46
4.3 Discussion of Results of Numerical Solutions 49
4.4 Conclusions 53
References 53
Part II Nanomaterials and Nanoparticles 55
5 Nanostructuring and Dissolution of Cementite in Pearlitic Steels During Severe Plastic Deformation 56
5.1 Introduction 56
5.2 Experimental 57
5.3 Results and Discussion 59
5.3.1 Changes in the Microstructure and in Phase Composition of the Pearlitic Steel During HPT 59
5.3.2 Variations of the Chemical Composition of Carbides 62
5.3.3 Distribution of Released Carbon Atoms in the Microstructure 66
5.3.4 Role of the Cementite Morphology 67
5.3.5 Driving Force and Mechanism of Strain Induced Decomposition of Cementite 67
5.4 Conclusions 69
References 69
6 Advanced Method for Gas-Cleaning from Submicron and Nanosize Aerosol 71
6.1 Introduction 71
6.2 Development of the Method and Electrostatic Precipitator 72
6.3 Influence of Gas Temperature on Current--Voltage Characteristics 74
6.4 Precipitation of Al2O3 Particles 74
6.5 Precipitation of TIO2 Particles 77
6.6 Conclusion 78
References 78
7 Deformation Microstructures Near Vickers Indentations in SNO2/SI Coated Systems 80
7.1 Introduction 80
7.2 Experimental 81
7.3 Results and Discussion 81
7.4 Conclusions 86
References 87
8 Grain Boundary Phase Transformations in Nanostructured Conducting Oxides 88
8.1 Introduction 88
8.2 Grain Boundary Phase Transformations and Phase Diagrams 89
8.3 Grain Boundary Phases in Zinc Oxide 90
8.4 Conducting Oxides of Fluorite Structure 93
8.4.1 GB Wetting Phases 93
8.4.2 Monolayer GB Segregation 94
8.4.3 Scavengers for GB Impurities 95
8.4.4 Heavy Doping 96
8.5 GB Phenomena in Perovskites 97
8.6 Influence of Synthesis Route on the Properties of Nanostructured Materials 97
8.7 Synthesis of Nanostructured Oxides by a ``Liquid Ceramics'' Method 98
8.8 Conclusions 99
References 100
9 Copper Electrodeposition from Ultrathin Layer of Electrolyte 102
9.1 Introduction 102
9.2 Experimental Methods 103
9.2.1 Copper Submicrowires 105
9.2.1.1 Morphology of Wires 105
9.2.1.2 Structure and Composition 106
9.2.1.3 Mechanism of Wire Formation 108
9.2.2 Periodically Nanostructured Films 110
9.2.2.1 Results and Discussion 110
9.2.2.2 Mechanism of Oscillation 112
9.3 Conclusion 113
References 113
10 Effect of Plasma Environment on Synthesis of Vertically Aligned Carbon Nanofibers in Plasma-Enhanced Chemical Vapor Deposition 115
10.1 Introduction 115
10.2 Theoretical Model 116
10.3 Results and Discussion 119
10.4 Conclusions 121
References 121
Part III Nanoelectronics 123
11 Single-Atom Transistors: Switching an Electrical Current with Individual Atoms 124
11.1 Introduction 124
11.2 Experimental 125
11.3 Configuring a Bistable Atomic Switch by Repeated Electrochemical Cycling 127
11.4 Preselectable Integer Quantum Conductance of Electrochemically Fabricated Silver Point Contacts 129
11.5 Summary 132
References 132
12 Electronically Tunable Nanostructures:Metals and Conducting Oxides 135
12.1 Introduction 135
12.2 Tunable Change in Electronic Transport of a Metal 140
12.2.1 Nanoporous Gold Electrode from De-alloying 140
12.2.2 Variation in Resistance in Thin Gold Film Electrode 140
12.3 Reversible Change in Electronic Transport in a High Conducting Transparent Oxide Nanoparticulate Thin Film 143
12.4 Summary 146
References 146
13 Impedance Spectroscopy as a Powerful Tool for Better Understanding and Controlling the Pore Growth Mechanism in Semiconductors 148
13.1 Introduction 148
13.2 Experimental 149
13.3 Results and Discussion 149
13.4 Conclusions 152
References 152
14 Studying Functional Electrode Structures with Combined Scanning Probe Techniques 154
14.1 Introduction 154
14.2 AFM Characterization and Grain Size Analysis 156
14.3 Chemical Contrast Imaging 156
14.4 Electrostatic Force Microscopy (EFM) 159
14.5 Implementation and Test of the EFM Method 161
14.6 Electrical Characterization of 8YSZ-MOD Layers 163
14.7 Summary 166
References 166
Part IV Nanobiology 168
15 Integrated Lab-on-a-Chip System in Life Sciences 169
15.1 Lab-on-a-Chip Systems 169
15.2 General Manipulation of Cells and Cell Components in Microdevices 171
15.3 Actuation of Lab-on-a-Chip Systems 173
15.4 Lab-on-a-Chip Concepts 176
15.5 Acoustically Driven Microfluidics 177
15.6 Experimental Details 178
15.7 Acoustic Mixing 179
15.8 Droplet Actuation 180
15.9 PCR-Chips 180
15.10 Stationary On-Chip PCR 181
15.11 PCR on a Chip 184
15.12 Blood Flow on a Chip 185
15.13 Proteins Under Flow 186
15.14 Cell--Cell Interactions on a Chip 188
15.15 Microdissection 188
15.16 Extended Glass-Needle Microdissection 189
15.17 Laser-Based Microdissection 190
15.18 Atomic Force Microscopy Microdissection 191
15.19 Acoustically Driven Cytogenetic Lab-on-a-Chip 192
15.20 Summary 194
References 194
Part V Philosophical Aspects of Nanoscience 199
16 Methodological Problems of Nanotechnoscience 200
Introduction 200
16.1 Different Definitions of Nanotechnology 201
16.2 Nanotheory as a Cluster of the Different Natural and Engineering Theories 202
16.3 Nano Systems Engineering 208
Index 213

Produkt-Details

• Erscheint lt. Verlag: 18.9.2009
• Reihe/Serie: NanoScience and Technology
• Zusatzinfo: XVIII, 213 p. 139 illus., 33 illus. in color.
• Verlagsort: Berlin
• Sprache: englisch
• Themenwelt: Technik ► Elektrotechnik / Energietechnik
• Themenwelt: Technik ► Maschinenbau
• Schlagworte: Exciton • nanoelectronics • Nanomaterial • nanomaterials • Nanosience • New effects in the nanoscale • semiconductor • Superconductivity • Superconductor
• ISBN-10: 3-642-00708-2 / 3642007082
• ISBN-13: 978-3-642-00708-8 / 9783642007088