| Introduction | p. 1 |
| Topology in the Electron Theory of Metals | p. 3 |
| Introduction | p. 3 |
| Dynamics of Conductivity Electrons and the Fermi Surface | p. 4 |
| Geometry of the Fermi Surface in Crystal | p. 8 |
| Quantum Magnetic Oscillations and the Shape of the Fermi Surface | p. 11 |
| Magnetic Breakdown | p. 16 |
| Band Electrons in the Electric Field and Bloch Oscillations | p. 17 |
| Topology of the Fermi Surfaces and Low-Temperature Magnetoresistivity of Metals | p. 19 |
| Berry's Phase and the Topology of the Electron Trajectories in the Magnetic Field | p. 23 |
| References | p. 28 |
| Topology, Quasiperiodic Functions, and the Transport Phenomena | p. 31 |
| Introduction | p. 31 |
| Galvanomagnetic Phenomena in Normal Metals: Classical Results, GSMF Limit | p. 31 |
| Modern Ideas: The GSMF Limit, Topology and Dynamical Systems | p. 36 |
| Transport in 2D Electron Gas and Topology of Quasiperiodic Functions | p. 39 |
| The Classification of Fermi Surfaces and the "Topological Quantum Numbers" | p. 41 |
| Quasiperiodic Modulations of 2D Electron Gas and the Generalized Novikov Problem | p. 49 |
| References | p. 58 |
| The Role of Topology in Growth and Agglomeration | p. 61 |
| Introduction | p. 61 |
| Topology and Geometry of Polygon Tilings and Networks | p. 62 |
| Dynamical Model of Polygon Agglomeration in Two Dimensions | p. 69 |
| Application: How the Fullerene Molecules are Formed | p. 74 |
| Onion Fullerenes and Carbon Tubes | p. 79 |
| Rigidity and Local Structure in Covalent Glasses | p. 85 |
| References | p. 90 |
| Topological Defects in Carbon Nanocrystals | p. 93 |
| Introduction | p. 93 |
| Geometry and Topology of Carbon Nanoparticles | p. 94 |
| Electronic Properties | p. 98 |
| Theory: Basic Assumptions | p. 99 |
| Spherical Molecules | p. 102 |
| The Model | p. 102 |
| Extended Electron States | p. 104 |
| Numerical Results | p. 105 |
| Zero-Energy Modes | p. 106 |
| Nanocones | p. 107 |
| The Model | p. 107 |
| Electron States | p. 108 |
| Numerical Results | p. 110 |
| Hyperboloid Geometry | p. 110 |
| The Model | p. 110 |
| Electron States | p. 111 |
| Numerical Results | p. 113 |
| Conclusions | p. 114 |
| References | p. 115 |
| Physics from Topology and Structures | p. 117 |
| Introduction | p. 117 |
| Quantum Hall Effect | p. 118 |
| Shapiro Steps in Josephson Junctions | p. 122 |
| Charge Density Waves | p. 126 |
| Quantum Phases | p. 129 |
| Carbon Nanotubes | p. 132 |
| Conclusions | p. 136 |
| References | p. 136 |
| Phason Dynamics in Aperiodic Crystals | p. 139 |
| Introduction | p. 139 |
| Quasiperiodic Crystals | p. 139 |
| Examples of Quasiperiodic Crystals | p. 140 |
| Symmetry | p. 141 |
| Embedding in Superspace | p. 143 |
| Simple Models for Incommensurate Structures | p. 145 |
| Displacively Modulated Phases | p. 145 |
| The Double-Chain Model for Incommensurate Composites | p. 147 |
| The Ground State of the DCM | p. 147 |
| Phonons and Phasons | p. 148 |
| Phonons in Aperiodic Crystals | p. 148 |
| Phason Excitations | p. 151 |
| The Phason Content of Phonons | p. 153 |
| Nonlinear Phason Dynamics | p. 154 |
| Modulated Phases | p. 154 |
| Incommensurate Composites | p. 155 |
| Sliding on a Quasiperiodic Substrate | p. 160 |
| A Model | p. 160 |
| Nonlinear Dynamics and Friction | p. 162 |
| Conclusions | p. 162 |
| References | p. 163 |
| Hamiltonian Monodromy as Lattice Defect | p. 165 |
| Introduction | p. 165 |
| Integrable Classical Singular Fibrations and Monodromy | p. 165 |
| Quantum Monodromy | p. 167 |
| Elementary Defects of Lattices | p. 168 |
| Vacations and Linear Dislocations | p. 169 |
| Angular Dislocations as Elementary Monodromy Defect | p. 170 |
| About the Sign of the Elementary Monodromy Defect | p. 171 |
| Rational Cuts and Rational Line Defects | p. 172 |
| Defects with Arbitrary Monodromy | p. 175 |
| Topological Description of Unimodular Matrices | p. 175 |
| Classes of Conjugated Elements and "Normal Form" of SL(2, Z) Matrices | p. 177 |
| Several Elementary Monodromy Defects | p. 177 |
| Several Rational Line Defects | p. 181 |
| Is There Mutual Interest in Defect - Monodromy Correspondence? | p. 183 |
| References | p. 185 |
| Two-Qubit and Three-Qubit Geometry and Hopf Fibrations | p. 187 |
| Introduction | p. 187 |
| From the S[superscript 3] Hypersphere to the Bloch Sphere Representation | p. 188 |
| Two Qubits, Entanglement, and the S[superscript 7] Hopf Fibration | p. 190 |
| The Two-Qubit Hilbert Space | p. 190 |
| The S[superscript 7] Hopf Fibration | p. 190 |
| Generalized Bloch Sphere for the Two-Qubit Case | p. 192 |
| Three Qubits and the S[superscript 15] Hopf Fibration | p. 197 |
| Three Qubits | p. 197 |
| The S[superscript 15] Hopf Fibration | p. 197 |
| Discussion | p. 198 |
| Conclusions | p. 200 |
| References | p. 203 |
| Defects, Surface Anchoring, and Three-Dimensional Director Fields in the Lamellar Structure of Cholesteric Liquid Crystals as Studied by Fluorescence Confocal Polarizing Microscopy | p. 205 |
| Introduction | p. 205 |
| Experimental Methods and Materials | p. 207 |
| Materials and Cell Preparation | p. 207 |
| Fluorescence Confocal Polarizing Microscopy | p. 208 |
| Directors and Defects in Cholesteric Liquid Crystals | p. 209 |
| Elastic and Surface Properties of Cholesterics | p. 210 |
| Elasticity of Cholesteric Liquid Crystals | p. 211 |
| Surface Anchoring Energy | p. 213 |
| Dislocation-Interface Interaction and Three-Dimensional Director Structures in the Weakly Anchored Cholesterics | p. 216 |
| Anchoring-Mediated Dislocation-Interface Interaction | p. 216 |
| Layers Profiles of Isolated Edge Dislocations | p. 220 |
| The Equilibrium Defects and Structures in Strongly Anchored Cholesteric Wedges | p. 222 |
| Experimental Observations | p. 223 |
| Far-Field Energy of an Isolated Dislocation | p. 226 |
| Dislocation Core Energy | p. 227 |
| Effect of Confinement on the Dislocation Energy | p. 228 |
| Equilibrium Lattice of Dislocation in a Cholesteric Wedge | p. 228 |
| Metastable Structures, Oily Streaks, Turns and Nodes of Defects | p. 230 |
| Metastable Structures and Oily Streaks | p. 230 |
| Dislocation Turns | p. 234 |
| Nodes of Line Defects | p. 235 |
| Dynamics of Defects, Glide and Climb of Dislocations, and Their Kinks | p. 237 |
| Peach and Koehler Force | p. 238 |
| Climb | p. 238 |
| Glide | p. 239 |
| Experimental Observations | p. 240 |
| Peierls-Nabarro Friction | p. 244 |
| Kink Structure Versus Peierls-Nabarro Energy Barrier | p. 246 |
| Conclusions | p. 247 |
| References | p. 249 |
| Index | p. 251 |
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