PHYS 139AQuantum Mechanics I
Basic principles and mathematical techniques of nonrelativistic quantum mechanics: Schrodinger equation and Dirac notation; one-dimensional systems, including the free particle and harmonic oscillator; three-dimensional problems with spherical symmetry; angular momentum; hydrogen atom; spin; identical particles and degenerate gases.
Prerequisite(s): PHYS 102; and PHYS 116A or MATH 21 and MATH 24; and PHYS 116C or MATH 107.
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When it runs
Fall 2026Open Fall 2026
| Section | Type | When | Where | Instructor | Seats |
|---|---|---|---|---|---|
| 01 | Lecture | Mon Wed Fri 9:20am–10:25am | Thim Lecture 001 | R. E. Baumbach | Open 68/80 |
Fall 2025Open Fall 2025
| Section | Type | When | Where | Instructor | Seats |
|---|---|---|---|---|---|
| 01 | Lecture | Mon Wed Fri 10:40am–11:45am | Thim Lecture 001 | R. P. Johnson | Open 62/90 |
Who teaches it
| Instructor | Rating | Difficulty | Would take again | Reviews |
|---|---|---|---|---|
| Ryan Baumbach | 2.6 / 5 | 2.4 / 5 | 67% | 5 |
| Robert Preston Johnson | 2.9 / 5 | 3.9 / 5 | 40% | 27 |
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