NIST Atomic Spectra Database Lines Data
Fe IX: 56 Lines of Data Found |
Example of how to reference these results:
Kramida, A., Ralchenko, Yu., Reader, J., and NIST ASD Team (2023). NIST Atomic Spectra Database (ver. 5.11), [Online]. Available: https://physics.nist.gov/asd [2024, May 3]. National Institute of Standards and Technology, Gaithersburg, MD. DOI: https://doi.org/10.18434/T4W30F
BibTex Citation (new window)
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No explicit information on uncertainties of observed wavelengths is available in ASD for this selection of lines. λ in: vacuum below 200 nm, air between 200 and 2000 nm, vacuum above 2000 nm Highest relative intensity: 120 |
Primary data sources | ||||
Energy Levels: | Sugar and Corliss 1985 | Fe IX Energy Levels | ||
Lines: | Shirai et al. 2000 | Fe IX Line Wavelengths and Classification | ||
Transition Probabilities: | Fuhr et al. 1988 | Fe IX Transition Probabilities |
Observed Wavelength Vac (nm) |
Ritz Wavelength Vac (nm) |
Unc. (nm) |
Rel. Int. (?) |
Aki (s−1) |
Acc. | Ei (cm−1) |
Ek (cm−1) |
Lower Level Conf., Term, J |
Upper Level Conf., Term, J |
Type | TP Ref. |
Line Ref. |
|||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
7.285 | 7.2851 | 0.0005 | 1 | 0 | - | 1 372 670 | 3s23p6 | 1S | 0 | 3s23p5(2P°1/2)5s | (1/2,1/2)° | 1 | L16999 | ||||
7.2891 | 7.2891 | 0.0011 | 0 | - | 1 371 910 | 3s23p6 | 1S | 0 | 3s3p64p | 1P° | 1 | L4197 | |||||
7.363 | 7.3630 | 0.0005 | 2 | 0 | - | 1 358 140 | 3s23p6 | 1S | 0 | 3s23p5(2P°3/2)5s | (3/2,1/2)° | 1 | L16999 | ||||
8.2430 | 8.2430 | 0.0007 | 20 | 5.6e+10 | D | 0 | - | 1 213 150 | 3s23p6 | 1S | 0 | 3s23p54d | 1P° | 1 | T3224 | L1669 | |
8.3457 | 8.3457 | 0.0007 | 15 | 9.9e+10 | D | 0 | - | 1 198 220 | 3s23p6 | 1S | 0 | 3s23p54d | 3P° | 1 | T3224 | L1669 | |
10.3566 | 10.3566 | 0.0011 | 35 | 5.2e+10 | D | 0 | - | 965 570 | 3s23p6 | 1S | 0 | 3s23p5(2P°1/2)4s | (1/2,1/2)° | 1 | T3224 | L1669 | |
10.5208 | 10.5208 | 0.0011 | 30 | 3.2e+10 | D | 0 | - | 950 500 | 3s23p6 | 1S | 0 | 3s23p5(2P°3/2)4s | (3/2,1/2)° | 1 | T3224 | L1669 | |
11.1713 | 11.171 | 0.004 | 3 | 1.0e+11 | E | 405 772 | - | 1 300 920 | 3s23p53d | 3P° | 0 | 3s23p5(2P°3/2)4f | 2[3/2] | 1 | T2099 | L1669 | |
11.1791 | 11.179 | 0.004 | 5 | 1.2e+11 | E | 408 315.1 | - | 1 302 840 | 3s23p53d | 3P° | 1 | 3s23p5(2P°3/2)4f | 2[3/2] | 2 | T2099 | L1669 | |
11.2017 | 11.203 | 0.004 | 4 | 408 315.1 | - | 1 300 920 | 3s23p53d | 3P° | 1 | 3s23p5(2P°3/2)4f | 2[3/2] | 1 | L3619 | ||||
11.2096 | 11.210 | 0.004 | 8 | 1.6e+11 | E | 413 669.2 | - | 1 305 760 | 3s23p53d | 3P° | 2 | 3s23p5(2P°3/2)4f | 2[5/2] | 3 | T2099 | L1669 | |
11.2375 | 11.246 | 0.004 | 5 | 413 669.2 | - | 1 302 840 | 3s23p53d | 3P° | 2 | 3s23p5(2P°3/2)4f | 2[3/2] | 2 | L3619 | ||||
11.3793 | 11.379 | 0.004 | 10 | 2.0e+11 | E | 425 809.8 | - | 1 304 600 | 3s23p53d | 3F° | 4 | 3s23p5(2P°3/2)4f | 2[9/2] | 5 | T2099 | L1669 | |
11.4024 | 11.402 | 0.004 | 8 | 1.6e+11 | E | 429 310.9 | - | 1 306 320 | 3s23p53d | 3F° | 3 | 3s23p5(2P°3/2)4f | 2[9/2] | 4 | T2099 | L1669 | |
11.4111 | 11.411 | 0.004 | 7 | 1.4e+11 | E | 433 818.8 | - | 1 310 160 | 3s23p53d | 3F° | 2 | 3s23p5(2P°3/2)4f | 2[7/2] | 3 | T2099 | L1669 | |
11.5353 | 11.535 | 0.004 | 7 | 456 752.7 | - | 1 323 660 | 3s23p53d | 1D° | 2 | 3s23p5(2P°1/2)4f | 2[5/2] | 3 | L1669 | ||||
11.5996 | 11.600 | 0.004 | 7 | 462 616.6 | - | 1 324 720 | 3s23p53d | 3D° | 2 | 3s23p5(2P°1/2)4f | 2[7/2] | 3 | L1669 | ||||
11.6408 | 11.642 | 0.004 | 6 | 465 828.4 | - | 1 324 800 | 3s23p53d | 1F° | 3 | 3s23p5(2P°1/2)4f | 2[7/2] | 4 | L3619 | ||||
11.6803 | 11.680 | 0.004 | 9 | 1.6e+11 | E | 455 612.2 | - | 1 311 750 | 3s23p53d | 3D° | 3 | 3s23p5(2P°3/2)4f | 2[7/2] | 4 | T2099 | L1669 | |
11.827 | 11.821 | 0.004 | 2 | 465 828.4 | - | 1 311 750 | 3s23p53d | 1F° | 3 | 3s23p5(2P°3/2)4f | 2[7/2] | 4 | L3619 | ||||
17.1073 | 17.1073 | 0.0003 | 120 | 2.01e+11 | C+ | 0 | - | 584 546 | 3s23p6 | 1S | 0 | 3s23p53d | 1P° | 1 | u2 | L4463 | |
21.7100 | 21.7101 | 0.0005 | 10 | 2.0e+08 | E | 0 | - | 460 616 | 3s23p6 | 1S | 0 | 3s23p53d | 3D° | 1 | u2 | L4463 | |
21.8935 | 21.8937 | 0.0006 | 5 | 0 | - | 456 752.7 | 3s23p6 | 1S | 0 | 3s23p53d | 1D° | 2 | L4463 | ||||
24.1739 | 24.1739 | 0.0007 | 30 | 0 | - | 413 669.2 | 3s23p6 | 1S | 0 | 3s23p53d | 3P° | 2 | M2 | L4463 | |||
24.4911 | 24.4909 | 0.0007 | 20 | 8.9e+06 | E | 0 | - | 408 315.1 | 3s23p6 | 1S | 0 | 3s23p53d | 3P° | 1 | u2 | L4463 | |
31.1563 | 31.1563 | 0.0008 | 2 | 405 772 | - | 726 734 | 3s23p53d | 3P° | 0 | 3s3p63d | 3D | 1 | L5796 | ||||
31.3234 | 31.3239 | 0.0008 | 4 | 408 315.1 | - | 727 560 | 3s23p53d | 3P° | 1 | 3s3p63d | 3D | 2 | L5796 | ||||
31.7194 | 31.7193 | 0.0009 | 5 | 413 669.2 | - | 728 935 | 3s23p53d | 3P° | 2 | 3s3p63d | 3D | 3 | L5796 | ||||
31.8586 | 31.8582 | 0.0009 | 2 | 413 669.2 | - | 727 560 | 3s23p53d | 3P° | 2 | 3s3p63d | 3D | 2 | L5796 | ||||
31.9426 | 31.9423 | 0.0009 | 0 | 413 669.2 | - | 726 734 | 3s23p53d | 3P° | 2 | 3s3p63d | 3D | 1 | L5796 | ||||
32.9890 | 32.9897 | 0.0009 | 6 | 425 809.8 | - | 728 935 | 3s23p53d | 3F° | 4 | 3s3p63d | 3D | 3 | L5796 | ||||
33.5294 | 33.5290 | 0.0010 | 5 | 429 310.9 | - | 727 560 | 3s23p53d | 3F° | 3 | 3s3p63d | 3D | 2 | L5796 | ||||
33.9838 | 33.9837 | 0.0010 | 2 | 455 612.2 | - | 749 871 | 3s23p53d | 3D° | 3 | 3s3p63d | 1D | 2 | L5796 | ||||
34.1150 | 34.1159 | 0.0010 | 4 | 456 752.7 | - | 749 871 | 3s23p53d | 1D° | 2 | 3s3p63d | 1D | 2 | L5796 | ||||
34.1390 | 34.1396 | 0.0010 | 4 | 433 818.8 | - | 726 734 | 3s23p53d | 3F° | 2 | 3s3p63d | 3D | 1 | L5796 | ||||
34.8124 | 34.8123 | 0.0010 | 1 | 462 616.6 | - | 749 871 | 3s23p53d | 3D° | 2 | 3s3p63d | 1D | 2 | L5796 | ||||
35.2072 | 35.2060 | 0.0011 | 4 | 465 828.4 | - | 749 871 | 3s23p53d | 1F° | 3 | 3s3p63d | 1D | 2 | L5796 | ||||
36.9260 | 36.9266 | 0.0012 | 1 | 456 752.7 | - | 727 560 | 3s23p53d | 1D° | 2 | 3s3p63d | 3D | 2 | L5796 | ||||
37.4605 | 37.4610 | 0.0012 | 0 | 460 616 | - | 727 560 | 3s23p53d | 3D° | 1 | 3s3p63d | 3D | 2 | L5796 | ||||
37.5773 | 37.5773 | 0.0012 | 2 | 460 616 | - | 726 734 | 3s23p53d | 3D° | 1 | 3s3p63d | 3D | 1 | L5796 | ||||
37.7443 | 37.7439 | 0.0012 | 2 | 462 616.6 | - | 727 560 | 3s23p53d | 3D° | 2 | 3s3p63d | 3D | 2 | L5796 | ||||
37.8629 | 37.8620 | 0.0012 | 0 | 462 616.6 | - | 726 734 | 3s23p53d | 3D° | 2 | 3s3p63d | 3D | 1 | L5796 | ||||
38.0079 | 38.0074 | 0.0012 | 2 | 465 828.4 | - | 728 935 | 3s23p53d | 1F° | 3 | 3s3p63d | 3D | 3 | L5796 | ||||
60.4880 | 60.487 | 0.003 | 0 | 584 546 | - | 749 871 | 3s23p53d | 1P° | 1 | 3s3p63d | 1D | 2 | L5796 | ||||
184.157 | 184.16 | 0.03 | 408 315.1 | - | 462 616.6 | 3s23p53d | 3P° | 1 | 3s23p53d | 3D° | 2 | M1 | L4779 | ||||
191.721 | 191.72 | 0.03 | 413 669.2 | - | 465 828.4 | 3s23p53d | 3P° | 2 | 3s23p53d | 1F° | 3 | M1 | L4779 | ||||
Observed Wavelength Air (nm) |
Ritz Wavelength Air (nm) |
Unc. (nm) |
Rel. Int. (?) |
Aki (s−1) |
Acc. | Ei (cm−1) |
Ek (cm−1) |
Lower Level Conf., Term, J |
Upper Level Conf., Term, J |
Type | TP Ref. |
Line Ref. |
|||||
204.235 | 204.24 | 0.04 | 413 669.2 | - | 462 616.6 | 3s23p53d | 3P° | 2 | 3s23p53d | 3D° | 2 | M1 | L4779 | ||||
249.75 | 249.81 | 0.05 | 425 809.8 | - | 465 828.4 | 3s23p53d | 3F° | 4 | 3s23p53d | 1F° | 3 | M1 | L4779 | ||||
300.0 | 300.16 | 0.08 | 429 310.9 | - | 462 616.6 | 3s23p53d | 3F° | 3 | 3s23p53d | 3D° | 2 | M1 | L581 | ||||
312.40 | 312.32 | 0.08 | 433 818.8 | - | 465 828.4 | 3s23p53d | 3F° | 2 | 3s23p53d | 1F° | 3 | M1 | L19611 | ||||
335.51 | 335.45 | 0.10 | 425 809.8 | - | 455 612.2 | 3s23p53d | 3F° | 4 | 3s23p53d | 3D° | 3 | M1 | L19611 | ||||
347.16 | 347.15 | 0.10 | 433 818.8 | - | 462 616.6 | 3s23p53d | 3F° | 2 | 3s23p53d | 3D° | 2 | M1 | L19611 | ||||
364.27 | 364.30 | 0.11 | 429 310.9 | - | 456 752.7 | 3s23p53d | 3F° | 3 | 3s23p53d | 1D° | 2 | M1 | L19611 | ||||
380.08 | 380.10 | 0.12 | 429 310.9 | - | 455 612.2 | 3s23p53d | 3F° | 3 | 3s23p53d | 3D° | 3 | M1 | L19611 | ||||
435.94 | 435.91 | 0.16 | 433 818.8 | - | 456 752.7 | 3s23p53d | 3F° | 2 | 3s23p53d | 1D° | 2 | M1 | L19611 | ||||
458.53 | 458.73 | 0.18 | 433 818.8 | - | 455 612.2 | 3s23p53d | 3F° | 2 | 3s23p53d | 3D° | 3 | M1 | L19611 |
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