Open Access
Table 1.
Energy levels of Mg I atomic model.
| # | Term | J | E [eV] | g | gL |
|---|---|---|---|---|---|
| 1 | 3s21S | 0 | 0 | 1 | 0 |
| 2 | 3s3p 3P° | 0 | 2.7091 | 1 | 0 |
| 3 | 1 | 2.7115 | 3 | 1.6875 | |
| 4 | 2 | 2.7166 | 5 | 1.5625 | |
| 5 | 3s3p 1P° | 1 | 4.3458 | 3 | 1.1875 |
| 6 | 3s4s 3S | 1 | 5.1078 | 3 | 1.6874 |
| 7 | 3s4p 3P° | 0 | 5.9315 | 1 | 0 |
| 8 | 1 | 5.9319 | 3 | 1.6875 | |
| 9 | 2 | 5.9327 | 5 | 1.5625 | |
| 10 | 3s3d 3D | 0 | 5.9459 | 15 | 0 |
| 11 | 3s4d 3D | 0 | 6.7189 | 15 | 0 |
| 12 | 3s 2S | 1/2 | 7.6457 | 2 | 0 |
Notes. Data given in table are: level number, level term, total angular momentum (J), energy of the level (E), statistical weight (g), and Landé factor (gL). All data come from the NIST database (Martin & Zalubas 1980), while the Landé factors are from Kurucz & Bell (1995).
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