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Table 3
Our adopted ionisation energies Eion and partition functions U(T) for relevant ionisation stages of the iron group elements.
| Species | Eion (eV) | U(T) | |||
| 3000 K | 5000 K | 8000 K | 12 000 K | ||
|
|
|||||
| Sc i | 6.562 | 9.65 | 11.95 | 21.54 | 49.08 |
| Sc ii | 12.800 | 17.80 | 22.74 | 29.45 | 37.65 |
| Ti i | 6.828 | 20.88 | 29.61 | 54.83 | 114.24 |
| Ti ii | 13.580 | 44.03 | 55.45 | 72.24 | 95.29 |
| V i | 6.746 | 34.67 | 47.50 | 79.09 | 152.62 |
| V ii | 14.660 | 31.77 | 43.36 | 64.24 | 98.87 |
| Cr i | 6.766 | 7.61 | 10.26 | 20.20 | 52.33 |
| Cr ii | 16.500 | 6.03 | 7.09 | 12.15 | 27.16 |
| Mn i | 7.434 | 5.99 | 6.34 | 9.95 | 24.10 |
| Fe i | 7.902 | 22.01 | 27.78 | 43.05 | 81.05 |
| Fe ii | 16.190 | 34.20 | 43.21 | 56.33 | 78.50 |
| Co i | 7.881 | 24.44 | 33.43 | 48.16 | 76.50 |
| Ni i | 7.640 | 26.34 | 30.76 | 36.35 | 48.84 |
| Ni ii | 18.170 | 8.30 | 10.83 | 15.73 | 23.21 |
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