# PHYSICS 402 COURSE DESCRIPTION Spring 2018

## DESCRIPTION

Physics 402: Quantum Physics II: Quantum states as vectors; spin and spectroscopy, multiparticle systems, the periodic table, perturbation theory, band structure, etc. The second semester of the two-term sequence on introduction to quantum physics for physics majors.
## INSTRUCTOR:

## LINKS:

## LECTURE NOTES:

- Lecture 1: QM review
- Lecture 2: H atom (brief version), angular momentum and spin review; H atom (long version)
- Lecture 3: Stern-Gerlach experiment, spin precession
- Lecture 4: Zeeman effect, transition rules
- Lecture 5: Addition of angular momenta, Clebsch-Gordan; more notes on angular momenta; even more notes on angular momenta
- Lecture 6: Spin-orbit interaction: fine structure
- Lecture 7: Perturbation theory (time-independent): energy correction
- Lecture 8: Perturbation theory (time-independent): wavefunction correction; energy correction (2nd order)
- Lecture 9: Perturbation theory (time-independent): complete example
- Lecture 10: Degenerate perturbation theory
- Lecture 11: Degenerate perturbation theory: example
- Lecture 12: Weak/strong Zeeman effect in perturbation theory
- Lecture 13: Identical particles, bosons, fermions
- Lecture 14: Midterm Review
- Lecture 15: Exchange forces
- Lecture 16: Atom wavefunctions, simplified model; He atom
- Lecture 17: Ground state of atoms; Hund's rules
- Lecture 18: Free electron gas, Fermi surface and energy
- Lecture 19: Solids, Bloch wave
- Lecture 20: Time-dependent perturbation theory
- Lecture 21: Time-dependent pert. theory: example
- Lecture 22: Time-dependent pert. theory: exact solution, Rabi flopping
- Lecture 23: Midterm Review
- Lecture 24: Incoherent perturbations
- Lecture 25: Spontaneous emission
- Lecture 26: Quantum statistical mechanics
- Lecture 27: Photons in a box
- Lecture 28: Phonons in a solid
- Lecture 29: The WKB approximation
- Lecture 30: More on WKB
- Lecture 31: WKB Tunnelling
- Lecture 32: Aharonov-Bohm effect
- Lecture 33: Scattering
- Lecture 34: Fine and hyperfine structure of H atom
- Lecture 35: Final Review

## DISCUSSION MATERIAL:

## HOMEWORK SETS:

## FORMULA SHEETS: