| Date | Lectures | Assignments | Notes | |
| 04/01 | Review of hydrogenic atoms.(notes) | |||
| 04/03 | Interaction of an atom with EM wave.(notes) | HW 1 (solutions) | ||
| 04/05 | Absorption and emission. (notes) | <WS 1 | ||
| 04/08 | Stimulated and spontaneous emission (ctd). | WS 2 | ||
| 04/10 | Spontaneous emission.The electric dipole approximation. (notes) | WS 3 | ||
| 04/12 | Selection rules. | HW 2 | WS 4 | For Problem 1 of HW 2 |