NIST Atomic Spectra Database Levels Data
Ac I 53 Levels 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, April 27]. National Institute of Standards and Technology, Gaithersburg, MD. DOI: https://doi.org/10.18434/T4W30F
BibTex Citation (new window)
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Data on Landé factors are not available for this ion in ASD Some data for neutral and singly-charged ions are available in the Handbook of Basic Atomic Spectroscopic Data |
Primary data source | Query NIST Bibliographic Database for Ac I (new window) | |
Kramida 2022 | Literature on Ac I Energy Levels |
Configuration | Term | J | Level (cm-1) |
Leading percentages | Reference | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
6d7s2 | 2D | 3/2 | 0.000 | 94 | L7344 | ||||||
5/2 | 2 231.432 | 93 | L22136,L7344 | ||||||||
7s27p | 2P° | 1/2 | 7 477.36 | 90 | 6 | 6d7s(3D)7p | 2P° | L21471 | |||
3/2 | 12 276.591 | 84 | 10 | 6d7s(3D)7p | 2P° | L21471 | |||||
6d2(3F)7s | 4F | 3/2 | 9 217.288 | 93 | 5 | 6d2(1D)7s | 2D | L22136,L7344 | |||
5/2 | 9 863.589 | 91 | L22136,L7344 | ||||||||
7/2 | 10 906.027 | 98 | L22136,L7344 | ||||||||
9/2 | 12 078.067 | 93 | 6 | 6d2(1G)7s | 2G | L22136,L7344 | |||||
6d7s(3D)7p | 4F° | 3/2 | 13 712.902 | 84 | 10 | 6d7s(3D)7p | 2D° | L22136,L7344,L21471 | |||
5/2 | 14 940.714 | 73 | 11 | 6d7s(3D)7p | 2D° | L22136,L7344 | |||||
7/2 | 17 683.869 | 87 | 8 | 6d7s(3D)7p | 4D° | L22136,L7344 | |||||
6d2(3P)7s | 4P | 5/2 | 13 877.59 | 59 | 28 | 6d2(1D)7s | 2D | L22136 | |||
6d7s(3D)7p | 4D° | 1/2 | 17 199.710 | 87 | 6 | 6d7s(3D)7p | 2P° | L22136,L7344 | |||
3/2 | 17 736.265 | 76 | 12 | 6d7s(3D)7p | 4P° | L22136,L7344 | |||||
5/2 | 19 121.32? | 64 | 14 | 6d7s(3D)7p | 4F° | L22136 | |||||
7/2 | 21 232.31? | 81 | 9 | 6d7s(3D)7p | 4F° | L22136 | |||||
6d7s(3D)7p | 2D° | 5/2 | 17 950.709 | 28 | 29 | 6d7s(3D)7p | 4P° | L22136,L7344 | |||
3/2 | 19 012.450 | 44 | 23 | 6d7s(1D)7p | 2D° | L22136,L7344 | |||||
6d7s(1D)7p | 2F° | 5/2 | 21 195.870 | 41 | 29 | 6d7s(3D)7p | 4P° | L22136,L7344 | |||
7/2 | 24 632.95 | 66 | 19 | 6d2(1D)7p | 2F° | L22136,L7344 | |||||
6d7s(3D)7p | 4P° | 5/2 | 22 801.11 | 37 | 20 | 6d7s(3D)7p | 2D° | L22136,L7344,L21172 | |||
6d7s(3D)7p | 2F° | 5/2 | 23 898.867 | 64 | 13 | 6d7s(1D)7p | 2D° | L22136,L7344 | |||
7/2 | 24 969.294 | 77 | 8 | 6d7s(3D)7p | 4D° | L22136,L7344 | |||||
6d7s(1D)7p | 2D° | 3/2 | 23 916.835 | 31 | 29 | 6d7s(3D)7p | 2D° | L22136,L7344 | |||
5/2 | 26 836.194 | 31 | 16 | 6d7s(3D)7p | 2F° | L22136,L7344 | |||||
6d7s(3D)7p | 2P° | 1/2 | 25 729.03 | 57 | 16 | 6d7s(1D)7p | 2P° | L22136,L7344 | |||
3/2 | 28 245.12 | 67 | 7 | 7s27p | 2P° | L22136,L7344 | |||||
6d7s(1D)7p | 2P° | 3/2 | 26 066.045 | 51 | 17 | 6d2(1D)7p | 2P° | L22136,L7344 | |||
7s28s | 2S | 1/2 | 26 467.30? | 91 | L22136 | ||||||
6d2(3F)7p | 4G° | 5/2 | 27 009.857 | 88 | L22136,L7344 | ||||||
7/2 | 28 568.376 | 89 | L22136,L7344 | ||||||||
9/2 | 30 485.96 | 84 | 7 | 6d2(3F)7p | 4F° | L22136 | |||||
11/2 | 33 322.58 | 98 | L22136,L7344 | ||||||||
6d2(3F)7p | 4F° | 3/2 | 30 396.575 | 76 | 9 | 6d2(3F)7p | 2D° | L22136,L7344 | |||
5/2 | 31 494.679 | 63 | 11 | 6d2(3F)7p | 4D° | L22136,L7344 | |||||
7/2 | 32 219.622 | 66 | 11 | 6d2(3F)7p | 4D° | L22136,L7344 | |||||
9/2 | 34 788.09 | 46 | 38 | 6d2(1G)7p | 2H° | L22136,L7344 | |||||
5f7s2 | 2F° | 7/2 | 31 240.17 | 94 | L22136 | ||||||
5/2 | 31 800.350 | 92 | L22136,L7344 | ||||||||
7s27d | 2D | 3/2 | 31 530.46 | 46 | 28 | 6d7s(3D)8s | 2D | L22136 | |||
6d2(3F)7p | 2F° | 5/2 | 32 495.679 | 18 | 22 | 6d2(3F)7p | 4F° | L22136,L7344 | |||
7/2 | 33 756.455 | 25 | 29 | 6d2(3F)7p | 4D° | L22136,L7344 | |||||
6d2(1G)7p | 2G° | 9/2 | 32 867.395 | 21 | 33 | 6d2(3F)7p | 4F° | L22136,L7344 | |||
7/2 | 34 360.247 | 27 | 25 | 6d2(3F)7p | 4F° | L22136,L7344 | |||||
6d2(3F)7p | 4D° | 1/2 | 32 873.72? | 93 | L22136 | ||||||
5/2 | 34 658.472 | 59 | 10 | 6d2(3F)7p | 2F° | L22136,L7344 | |||||
7/2 | 35 870.009 | 32 | 24 | 6d2(3F)7p | 2F° | L22136,L7344 | |||||
6d2(3P)7p | 2D° | 3/2 | 32 918.416 | 20 | 38 | 6d2(3P)7p | 4D° | L22136,L7344 | |||
6d7s(3D)8s | 4D | 5/2 | 33 452.12 | 68 | 22 | 7s27d | 2D | L22136 | |||
7/2 | 33 928.090 | 98 | L22136 | ||||||||
6d2(3P)7p | 4D° | 3/2 | 33 673.650 | 26 | 28 | 7s28p | 2P° | L22136,L7344 | |||
6d2(3P)7p | 4P° | 3/2 | 34 761.82 | 35 | 28 | 6d2(3P)7p | 4S° | L22136 | |||
Ac II (6p67s2 1S0) | Limit | --- | 43 394.52 | L22136,L17893 | |||||||
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