| 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. (notes) | WS 3 | |||||
| 04/12 | The electric dipole approximation. | HW 2 | For Problem 1 of HW 2 | ||||
| 04/15 | Selection rules. | WS 4 | |||||
| 04/17 | Line shapes and widths. | WS 5 | |||||
| 04/19 | Fine structure of hydrogenic atoms. | WS 6 | |||||
| 04/22 | Fine structure splitting. Lamb shift. | HW 3 | Lamb & Retherford experiment | ||||
| 04/24 | Hyperfine splitting. | WS 7 | Modern spectroscopy-1 | Modern spectroscopy-2 | Proton structure | ||
| 04/26 | One-electron atom in static electric and magnetic fields. | WS 8 | Hydrogen & Deuterium: hyperfine | Modern research on hyperfine interactions | 1st observation of 21-cm line | 2nd observation of 21-cm line | |