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]=6.75, 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) |
|||||||
| 4.5747 | 2.54e-02 | 2.69e+12 | 9.80e-03 | 9.80e-03 | 9.80e-03 | 9.80e-03 | 1s2 | 1S0 | 1s.5p | 1P1 | 1 | 37 | 0 | 21859464 |
| 4.6780 | 5.12e-02 | 5.20e+12 | 2.41e-02 | 2.41e-02 | 2.41e-02 | 2.41e-02 | 1s2 | 1S0 | 1s.4p | 1P1 | 1 | 23 | 0 | 21376454 |
| 4.9181 | 1.41e-01 | 1.30e+13 | 8.96e-02 | 8.96e-02 | 8.96e-02 | 8.96e-02 | 1s2 | 1S0 | 1s.3p | 1P1 | 1 | 13 | 0 | 20332952 |
| 4.9247 | 9.37e-04 | 8.58e+10 | 2.51e-03 | 2.51e-03 | 2.51e-03 | 2.51e-03 | 1s2 | 1S0 | 1s.3p | 3P1 | 1 | 11 | 0 | 20305682 |
| 5.7602 | 7.48e-01 | 5.01e+13 | 1.00e+00 | 1.00e+00 | 1.00e+00 | 1.00e+00 | 1s2 | 1S0 | 1s.2p | 1P1 | 1 | 7 | 0 | 17360546 |
| 5.7901 | 0.00e+00 | 6.94e+07 | 7.48e-02 | 7.48e-02 | 7.48e-02 | 4.46e-02 | 1s2 | 1S0 | 1s.2p | 3P2 | 1 | 6 | 0 | 17270908 |
| 5.7934 | 4.72e-03 | 3.12e+11 | 2.10e-01 | 2.10e-01 | 2.10e-01 | 2.10e-01 | 1s2 | 1S0 | 1s.2p | 3P1 | 1 | 5 | 0 | 17261164 |
| 5.8357 | 0.00e+00 | 7.34e+05 | 5.46e-01 | 5.46e-01 | 5.45e-01 | 1.98e-03 | 1s2 | 1S0 | 1s.2s | 3S1 | 1 | 2 | 0 | 17135768 |
| 21.1906 | 6.11e-02 | 1.81e+11 | 1.15e-03 | 1.15e-03 | 1.15e-03 | 1.15e-03 | 1s.2s | 3S1 | 1s.5p | 3P2 | 2 | 36 | 17135768 | 21854848 |
| 23.6368 | 1.50e-01 | 3.59e+11 | 2.72e-03 | 2.72e-03 | 2.72e-03 | 2.72e-03 | 1s.2s | 3S1 | 1s.4p | 3P2 | 2 | 22 | 17135768 | 21366468 |
| 23.6435 | 8.95e-02 | 3.56e+11 | 1.09e-03 | 1.09e-03 | 1.09e-03 | 1.09e-03 | 1s.2s | 3S1 | 1s.4p | 3P1 | 2 | 21 | 17135768 | 21365252 |
| 31.5178 | 5.97e-01 | 8.01e+11 | 9.37e-03 | 9.37e-03 | 9.37e-03 | 9.37e-03 | 1s.2s | 3S1 | 1s.3p | 3P2 | 2 | 12 | 17135768 | 20308580 |
| 31.5466 | 3.55e-01 | 7.93e+11 | 3.62e-03 | 3.62e-03 | 3.62e-03 | 3.62e-03 | 1s.2s | 3S1 | 1s.3p | 3P1 | 2 | 11 | 17135768 | 20305682 |
| 31.5540 | 1.19e-01 | 7.98e+11 | 1.27e-03 | 1.27e-03 | 1.27e-03 | 1.27e-03 | 1s.2s | 3S1 | 1s.3p | 3P0 | 2 | 10 | 17135768 | 20304936 |
| 32.7058 | 1.62e+00 | 1.45e+12 | 1.14e-03 | 1.14e-03 | 1.14e-03 | 1.14e-03 | 1s.2p | 3P2 | 1s.3d | 3D3 | 6 | 16 | 17270908 | 20328472 |
| 33.3312 | 3.78e-02 | 7.56e+10 | 2.54e-03 | 2.54e-03 | 2.54e-03 | 2.53e-03 | 1s.2p | 3P2 | 1s.3s | 3S1 | 6 | 8 | 17270908 | 20271100 |
| 33.9474 | 4.08e-02 | 2.36e+11 | 3.94e-03 | 3.94e-03 | 3.94e-03 | 3.94e-03 | 1s.2p | 1P1 | 1s.3s | 1S0 | 7 | 9 | 17360546 | 20306284 |
| 739.9730 | 9.43e-02 | 2.30e+08 | 1.94e-03 | 1.94e-03 | 1.94e-03 | 1.16e-03 | 1s.2s | 3S1 | 1s.2p | 3P2 | 2 | 6 | 17135768 | 17270908 |
Created by Giulio Del Zanna on Wed Apr 16 17:44:11 2025