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Table 3
Comparison of our data to the theoretical log gf-values from the literature.
| Lower level | Upper level | σ (a) (cm−1) |  (Å) |
log gfexp | log gfP19 | log gfK95 | log gfM00 |
|---|---|---|---|---|---|---|---|
| 4s 2S1/2 | 5p 2P3/2 | 14930.134 | 6697.864 | −1.46 | −1.499 | −1.347 | −1.569 |
| 4s 2S1/2 | 5p 2P1/2 | 14924.209 | 6700.522 | −1.76 | −1.808 | −1.647 | −1.870 |
| 3d 2D3/2 | 4f 2F5/2 | 8883.937 | 11256.270 | 0.167 | 0.206 | 0.276 | 0.170 |
| 3d 2D5/2 | 4f 2F7/2 | 8882.566 | 11258.008 | 0.327 | 0.362 | 0.431 | 0.325 |
| 3d 2D5/2 | 5p 2P3/2 | 7841.048 | 12753.397 | −2.29 | −2.348 | −2.217 | −2.257 |
| 3d 2D3/2 | 5p 2P1/2 | 7836.521 | 12760.765 | −2.62 | −2.588 | −2.472 | −2.513 |
| 4s 2S1/2 | 4p 2P3/2 | 7617.884 | 13127.005 | 0.232 | 0.215 | 0.270 | 0.219 |
| 4s 2S1/2 | 4p 2P1/2 | 7602.048 | 13154.350 | −0.0980 | −0.0867 | −0.030 | −0.083 |
| 5s 2S1/2 | 5p 2P3/2 | 2588.472 | 38632.83 | 0.259 | 0.361 | 0.358 | 0.365 |
| 5s 2S1/2 | 5p 2P1/2 | 2582.565 | 38721.19 | −0.0396 | 0.0596 | 0.056 | 0.064 |
| nd 2D3/2 | 4f 2F5/2 | 2389.976 | 41841.42 | 0.607 | 0.513 | 0.578 | 0.500 |
| nd 2D5/2 | 4f 2F7/2 | 2385.46 | 41920.7 | 0.737 | 0.667 | 0.732 | 0.654 |
Notes. (a) Wavenumbers and wavelengths are from the NIST database (Kramida et al. 2021), based on studies by Eriksson & Isberg (1963), Biémont & Brault (1987), and Chang (1990). All wavelengths given are in a vacuum, λvac.
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