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Home All issues Volume 537 (January 2012) A&A, 537 (2012) A79 Full HTML
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Table A.2

Electronic configurations and term designations of our N iv model ion.

# Configuration Desig. # Configuration Desig.
1 1s2 2s2 2s21S 26 1s2 2p(2P) 3d 3d′1F0
2 1s2 2s 2p 2p 3P0 27 1s2 2s 4p 4p 1P0
3 1s2 2s 2p 2p 1P0 28 1s2 2s 4d 4d 3D
4 1s2 2s 2p 2p 3P 29 1s2 2p(2P) 3d 3d′3P0
5 1s2 2p2 2p21D 30 1s2 2s 4d 4d 1D
6 1s2 2p2 2p21S 31 1s2 2p(2P) 3p 3p′1S
7 1s2 2s 3s 3s 3S 32 1s2 2s 4f 4f 3F0
8 1s2 2s 3s 3s 1S 33 1s2 2p(2P) 3d 3d′1P0
9 1s2 2s 3p 3p 1P0 34 1s2 2s 4f 4f 1F0
10 1s2 2s 3p 3p 3P0 35 1s2 2s 5s 5s 3S
11 1s2 2s 3d 3d 3D 36 1s2 2s 5s 5s 1S
12 1s2 2s 3d 3d 1D 37 1s2 2s 5p 5p 3P0
13 1s2 2p(2P0) 3s 3s′3P0 38 1s2 2s 5p 5p 1P0
14 1s2 2p(2P) 3s 3s′1P0 39 1s2 2s 5d 5d 3D
15 1s2 2p(2P) 3p 3p′1P 40 1s2 2s 5d 5d 1D
16 1s2 2p(2P0) 3p 3p′3D 41 1s2 2s 5g 5g 1G
17 1s2 2p(2P) 3d 3d′3S 42 1s2 2s 5g 5g 3G
18 1s2 2p(2P) 3d 3d′1D0 43 1s2 2s 5f 5f 3F0
19 1s2 2s 4s 4s 1S 44 1s2 2s 5f 5f 1F0
20 1s2 2p(2P0) 3p 3p′3P 45 1s2 2s 6s 6s 3S
21 1s2 2p(2P0) 3d 3d′3F0 46 1s2 2s 6s 6s 1S
22 1s2 2p(2P) 3p 3p′1D 47 1s2 2s 6p 6p 3P0
23 1s2 2s 4p 4p 3P0 48 1s2 2s 6p 6p 1P0
24 1s2 2s 4s 4s 3S 49 1s2 2s 6d 6d 3D
25 1s2 2p(2P0) 3d 3d′3D0 50 1s2 2s 6g 6g 3G

Notes. The level numbers correspond to the entries in the Grotrian diagrams in Fig. A.2.

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