PHYS0000 Class Notes (partial) on Intermediate Solid State Physics (with a focus on semiconductors)
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PHYS0000 Class Notes (partial) on Intermediate Solid State Physics (with a focus on semiconductors)
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Lecture Notes
  • Ch I - The Basics and What we are interested in
  • Ch II - The Reciprocal Lattices
  • Ch III - Very Essential Quantum Mechanics - Much Less than necessary for what is needed below
  • Ch IV Part 1 - Electronic Energy Bands - Basic Ideas [What is the Energy Band Problem] and Bloch Theorem
  • Ch IV Part 2 - Properties of Bloch Functions - Periodic BC - Allowed k-values in 1st BZ - Normalization - Eq for u-function
  • Ch IV Part 3 - Empty Lattice Approximation - Physical Picture of Band Formation - Plane Wave Expansions
  • Ch IV Appendix A - Time-independent Non-degenerate and degenerate Perturbation Theories
  • Ch IV Part 4 - Nearly Free Electron Model of Band Formation
  • Ch V Part 1 - LCAO and TBM - Pictures of Atomic Orbitals
  • Ch V Part 2 - LCAO and TBM - Multi-electron Atoms and Related Ideas
  • Ch V Part 3 - LCAO for Bonding in Molecules - Empirical Approaches - Hybridization
  • Ch V Part 4 - Tight-Binding Model is LCAO extended to solids and the Wannier Functions
  • Ch VI Part 1 - Features in Semiconductor Energy Bands - Spin-orbit interaction - Key features in Si Ge GaAs bands
  • Ch VI Part 2 - k dot p approximation - Luttinger basis functions - 2-band and Kane model - Si and Ge valence bands
  • Ch VI Part 3 - k dot p set up at general k-point - Si conduction band - Concept of Holes
  • Ch VI Part 4 - Wannier Theorem - Effective Mass Approximation - Force equation - Accerelation and Effective Mass Tensor
  • Ch VII - Density of Electronic States near Band Edges
  • Ch VIII - Electronic Effects of Impurities
  • Ch IX Part 1 - Semiconductor Statistics - Fermi-Dirac distribution - Characteristic numbers - Classical approximations - Law of mass action
  • Ch IX Part 2 - Semiconductor Statistics - Intrinsic Semiconductors - Extrinic Semiconductors - Statistics of Impurities
  • Ch X Part 1 - Lattice Vibrations - Normal modes and dispersion relations
  • Ch X Part 2 - Each normal mode is an independent oscillator - what are phonons - what is quantizing a field
  • Ch X Part 3 - Excitations at Temperature T and Some consequences including anharmonic effects
  • Ch X Part 4 - Scattering of Phonons as probes of dispersions relation and Picture of Electron-phonon scattering
  • Ch X Part 5 - Optical branches in ionic crystals - Lattice optical properties in IR - polariton - remarks on SPP
  • Ch XI Part 1 - Essential Ideas in Electron Transport - The Conductivity Formula and Free-carrier absorption
  • Ch XI Part 2 - Temperature sensitivity of conductivity and Scatterings leads to Relaxation back to equilibrium
  • Ch XI Part 3 - Boltzmann Transport Equation - Relaxation Time Approximation - Linear Response idea - The Conductivity
  • Ch XI Part 4 - Non-trivial averaged relaxation time for (non-degenerate) semiconductors
  • Ch XI Part 5 - Revisiting the calculation of response - Validity of results - Diffusion and the Einstein Relation
  • Ch XI Part 6 - Discussion on Scattering Processes
  • Ch XII Part 1 - Optical Properties
  • Ch XII Part 2 - Optical Properties (Interband Transitions - Direct allowed and forbidden transitions - Indirect Transitions)


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