| Preface | p. ix |
| Acknowledgements | p. xii |
| List of symbols | p. xiii |
| Prologue: an atomistic view of electrical resistance | p. 1 |
| Energy level diagram | p. 3 |
| What makes electrons flow? | p. 7 |
| The quantum of conductance | p. 11 |
| Potential profile | p. 14 |
| Coulomb blockade | p. 18 |
| Towards Ohm's law | p. 21 |
| Exercises | p. 30 |
| Schrodinger equation | p. 33 |
| Hydrogen atom | p. 33 |
| Method of finite differences | p. 38 |
| Examples | p. 41 |
| Exercises | p. 49 |
| Self-consistent field | p. 51 |
| The self-consistent field (SCF) procedure | p. 51 |
| Relation to the multi-electron picture | p. 57 |
| Bonding | p. 63 |
| Supplementary notes: multi-electron picture | p. 71 |
| Exercises | p. 78 |
| Basis functions | p. 81 |
| Basis functions as a computational tool | p. 81 |
| Basis functions as a conceptual tool | p. 87 |
| Equilibrium density matrix | p. 93 |
| Supplementary notes | p. 97 |
| Exercises | p. 103 |
| Bandstructure | p. 104 |
| Toy examples | p. 104 |
| General result | p. 109 |
| Common semiconductors | p. 116 |
| Effect of spin-orbit coupling | p. 120 |
| Supplementary notes: the Dirac equation | p. 126 |
| Exercises | p. 128 |
| Subbands | p. 129 |
| Quantum wells, wires, dots, and "nanotubes" | p. 129 |
| Density of states | p. 138 |
| Minimum resistance of a wire | p. 145 |
| Velocity of a (sub)band electron | p. 150 |
| Exercises | p. 154 |
| Capacitance | p. 155 |
| Model Hamiltonian | p. 156 |
| Electron density/density matrix | p. 162 |
| Quantum vs. electrostatic capacitance | p. 170 |
| Supplementary notes: multi-band effective mass Hamiltonian | p. 176 |
| Exercises | p. 180 |
| Level broadening | p. 183 |
| Open systems | p. 185 |
| Local density of states | p. 191 |
| Lifetime | p. 200 |
| What constitutes a contact (reservoir)? | p. 207 |
| Exercises | p. 213 |
| Coherent transport | p. 217 |
| Overview | p. 217 |
| Density matrix | p. 223 |
| Inflow/outflow | p. 230 |
| Transmission | p. 232 |
| Examples | p. 240 |
| Exercises | p. 249 |
| Non-coherent transport | p. 252 |
| Why does an atom emit light? | p. 254 |
| Examples | p. 263 |
| Inflow and outflow | p. 271 |
| Supplementary notes: phonons | p. 275 |
| Exercises | p. 282 |
| Atom to transistor | p. 285 |
| Quantum transport equations | p. 285 |
| Physics of Ohm's law | p. 290 |
| Where is the heat dissipated? | p. 298 |
| Where is the voltage drop? | p. 301 |
| Exercises | p. 308 |
| Epilogue | p. 312 |
| Advanced formalism | p. 319 |
| Correlation functions | p. 320 |
| Non-equilibrium density matrix | p. 324 |
| Inflow and outflow | p. 329 |
| Inelastic flow | p. 332 |
| Coulomb blockade/Kondo resonance | p. 337 |
| Matlab codes used to generate text figures | p. 343 |
| Further reading | p. 394 |
| References | p. 399 |
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