Here you find various information on the brightest lines, ordered in wavelength:
Wavelengths (Angstroms); weighted oscillator strengths (gf);
transition probabilities (A);
intensities (normalised) at
106 , 1010, 1015, 1020
cm-3;
together with:
Configuration; Term; Index of the level (1=ground); Energy (observed if available - otherwise theoretical);
of the lower (l) and upper levels (u)
Note that intensities have been calculated at log T[K]=6.95, where the ion fraction peaks in ionization equilibrium. Only lines brighter than 0.001 the strongest line (at all densities) are retained.
Wavelength |
gf |
Aul |
R |
R |
R |
R |
Cl |
Tl |
Cu | Tu |
Il | Iu |
El | Eu |
(A) | (s-1) |
(106) |
(1010) |
(1015) |
(1020) |
(cm-1) | (cm-1) |
|||||||
| 3.5232 | 2.53e-02 | 4.53e+12 | 1.23e-02 | 1.23e-02 | 1.23e-02 | 1.23e-02 | 1s2 | 1S0 | 1s.5p | 1P1 | 1 | 37 | 0 | 28383400 |
| 3.6034 | 5.31e-02 | 9.09e+12 | 2.97e-02 | 2.97e-02 | 2.97e-02 | 2.97e-02 | 1s2 | 1S0 | 1s.4p | 1P1 | 1 | 23 | 0 | 27751600 |
| 3.6052 | 7.40e-04 | 1.27e+11 | 1.20e-03 | 1.20e-03 | 1.20e-03 | 1.20e-03 | 1s2 | 1S0 | 1s.4p | 3P1 | 1 | 21 | 0 | 27737800 |
| 3.7897 | 1.45e-01 | 2.25e+13 | 1.05e-01 | 1.05e-01 | 1.05e-01 | 1.05e-01 | 1s2 | 1S0 | 1s.3p | 1P1 | 1 | 13 | 0 | 26387270 |
| 3.7944 | 1.91e-03 | 2.94e+11 | 4.89e-03 | 4.89e-03 | 4.89e-03 | 4.89e-03 | 1s2 | 1S0 | 1s.3p | 3P1 | 1 | 11 | 0 | 26354630 |
| 4.4443 | 7.53e-01 | 8.47e+13 | 1.00e+00 | 1.00e+00 | 1.00e+00 | 1.00e+00 | 1s2 | 1S0 | 1s.2p | 1P1 | 1 | 7 | 0 | 22500680 |
| 4.4645 | 0.00e+00 | 1.97e+08 | 1.27e-01 | 1.27e-01 | 1.27e-01 | 1.01e-01 | 1s2 | 1S0 | 1s.2p | 3P2 | 1 | 6 | 0 | 22399100 |
| 4.4679 | 9.48e-03 | 1.06e+12 | 1.96e-01 | 1.96e-01 | 1.96e-01 | 1.96e-01 | 1s2 | 1S0 | 1s.2p | 3P1 | 1 | 5 | 0 | 22381940 |
| 4.4972 | 0.00e+00 | 2.68e+06 | 4.78e-01 | 4.78e-01 | 4.78e-01 | 1.27e-02 | 1s2 | 1S0 | 1s.2s | 3S1 | 1 | 2 | 0 | 22236180 |
| 16.2831 | 6.22e-02 | 3.13e+11 | 1.30e-03 | 1.30e-03 | 1.30e-03 | 1.30e-03 | 1s.2s | 3S1 | 1s.5p | 3P2 | 2 | 36 | 22236180 | 28377500 |
| 18.1692 | 1.53e-01 | 6.18e+11 | 3.01e-03 | 3.01e-03 | 3.01e-03 | 3.01e-03 | 1s.2s | 3S1 | 1s.4p | 3P2 | 2 | 22 | 22236180 | 27740000 |
| 18.1765 | 9.05e-02 | 6.09e+11 | 1.15e-03 | 1.15e-03 | 1.15e-03 | 1.15e-03 | 1s.2s | 3S1 | 1s.4p | 3P1 | 2 | 21 | 22236180 | 27737800 |
| 19.0937 | 9.14e-03 | 1.67e+11 | 1.01e-03 | 1.01e-03 | 1.01e-03 | 1.01e-03 | 1s.2p | 1P1 | 1s.4s | 1S0 | 7 | 19 | 22500680 | 27738000 |
| 24.2509 | 6.13e-01 | 1.39e+12 | 9.88e-03 | 9.88e-03 | 9.88e-03 | 9.88e-03 | 1s.2s | 3S1 | 1s.3p | 3P2 | 2 | 12 | 22236180 | 26359730 |
| 24.2810 | 3.62e-01 | 1.37e+12 | 3.54e-03 | 3.54e-03 | 3.54e-03 | 3.54e-03 | 1s.2s | 3S1 | 1s.3p | 3P1 | 2 | 11 | 22236180 | 26354630 |
| 24.2884 | 1.22e-01 | 1.38e+12 | 1.34e-03 | 1.34e-03 | 1.34e-03 | 1.34e-03 | 1s.2s | 3S1 | 1s.3p | 3P0 | 2 | 10 | 22236180 | 26353380 |
| 25.0984 | 1.63e+00 | 2.46e+12 | 1.21e-03 | 1.21e-03 | 1.21e-03 | 1.21e-03 | 1s.2p | 3P2 | 1s.3d | 3D3 | 6 | 16 | 22399100 | 26383410 |
| 25.5411 | 3.78e-02 | 1.29e+11 | 2.71e-03 | 2.71e-03 | 2.71e-03 | 2.71e-03 | 1s.2p | 3P2 | 1s.3s | 3S1 | 6 | 8 | 22399100 | 26314360 |
| 25.9446 | 4.08e-02 | 4.04e+11 | 4.46e-03 | 4.46e-03 | 4.46e-03 | 4.46e-03 | 1s.2p | 1P1 | 1s.3s | 1S0 | 7 | 9 | 22500680 | 26355050 |
| 613.7980 | 8.74e-02 | 3.09e+08 | 1.45e-03 | 1.45e-03 | 1.45e-03 | 1.15e-03 | 1s.2s | 3S1 | 1s.2p | 3P2 | 2 | 6 | 22236180 | 22399100 |
Created by Giulio Del Zanna on Wed Apr 16 17:42:39 2025