PHYS 139BQuantum Mechanics II
Approximation methods in nonrelativistic quantum mechanics: time-independent perturbation theory (non-degenerate and degenerate) and addition of angular momenta; variational methods; the WKB approximation; time-dependent perturbation theory and radiation theory; scattering theory.
Prerequisite(s): PHYS 102; and PHYS 116A or MATH 21 and MATH 24; and PHYS 116C or MATH 107; and PHYS 139A.
- Discussion sections TBD - will be scheduled once class starts.
Find a section and add it to your scheduleLive seat counts, time-conflict checks and the walk from your previous class.
When it runs
Winter 2027Open Winter 2027
| Section | Type | When | Where | Instructor | Seats |
|---|---|---|---|---|---|
| 01 | Lecture | Mon Wed Fri 4:00pm–5:05pm | TBA | O. Narayan | Open 0/45 |
Winter 2026Open Winter 2026
| Section | Type | When | Where | Instructor | Seats |
|---|---|---|---|---|---|
| 01 | Lecture | Mon Wed 5:20pm–6:55pm | Engineer 2 192 | S. Syzranov | Open 25/30 |
Who teaches it
| Instructor | Rating | Difficulty | Would take again | Reviews |
|---|---|---|---|---|
| Onuttom Narayan | 2.7 / 5 | 4.5 / 5 | 47% | 32 |
| Sergey Syzranov | 4.1 / 5 | 3.0 / 5 | 85% | 13 |
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