1. Electrons in periodic potentials (Bloch theorem, Fermi surfaces, Brillouin zones, band topology)
2. Quantum Transport (Landauer, basics of localization, quantum oscillations)
3. Quantum Hall Effect (Landau levels, edge states, topological invariants)
4. Theory of Metals (Screening, collective excitations, instabilities)
5. Superconductivity (Mean-field approach, quasiparticles, Josephson effect)