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Home All issues Volume 537 (January 2012) A&A, 537 (2012) A79 Full HTML
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Table A.1

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

# Configuration Desig. # Configuration Desig.
1 1s2 2s2 2p2 2p23P 26 1s2 2s2 2p(2P0) 4p 4p 1P
2 1s2 2s2 2p2 2p21D 27 1s2 2s2 2p(2P0) 4p 4p 3D
3 1s2 2s2 2p2 2p21S 28 1s2 2s2 2p(2P0) 4p 4p 3P
4 1s2 2s 2p3 2p35S0 29 1s2 2s2 2p(2P0) 4p 4p 3S
5 1s2 2s 2p3 2p33D0 30 1s2 2s2 2p(2P0) 4p 4p 1D
6 1s2 2s 2p3 2p33P0 31 1s2 2s 2p2(4P) 3s 3s′5S
7 1s2 2s 2p3 2p31D0 32 1s2 2s2 2p(2P0) 4p 4p 1S
8 1s2 2s2 2p(2P0) 3s 3s 3P0 33 1s2 2s2 2p(2P0) 4d 4d 3F0
9 1s2 2s2 2p(2P0) 3s 3s 1P0 34 1s2 2s2 2p(2P0) 4d 4d 1D0
10 1s2 2s 2p3 2p33S0 35 1s2 2s2 2p(2P0) 4d 4d 3D0
11 1s2 2s2 2p(2P0) 3p 3p 1P 36 1s2 2s2 2p(2P0) 4d 4d 3P0
12 1s2 2s2 2p(2P0) 3p 3p 3D 37 1s2 2s2 2p(2P0) 4f 4f 1F
13 1s2 2s 2p3 2p31P0 38 1s2 2s2 2p(2P0) 4f 4f 3F
14 1s2 2s2 2p(2P0) 3p 3p 3S 39 1s2 2s2 2p(2P0) 4d 4d 1F0
15 1s2 2s2 2p(2P0) 3p 3p 3P 40 1s2 2s2 2p(2P0) 4f 4f′3G
16 1s2 2s2 2p(2P0) 3p 3p 1D 41 1s2 2s2 2p(2P0) 4d 4d 1P0
17 1s2 2s2 2p(2P0) 3p 3p 1S 42 1s2 2s2 2p(2P0) 4f 4f′1G
18 1s2 2s2 2p(2P0) 3d 3d 3F0 43 1s2 2s2 2p(2P0) 4f 4f′3D
19 1s2 2s2 2p(2P0) 3d 3d 1D0 44 1s2 2s2 2p(2P0) 4f 4f′1D
20 1s2 2s2 2p(2P0) 3d 3d 3D0 45 1s2 2s 2p2(4P) 3s 3s′3P
21 1s2 2s2 2p(2P0) 3d 3d 3P0 46 1s2 2s 2p2(4P) 3p 3p′3S0
22 1s2 2s2 2p(2P0) 3d 3d 1F0 47 1s2 2s 2p2(4P) 3p 3p′5D0
23 1s2 2s2 2p(2P0) 3d 3d 1P0 48 1s2 2s 2p2(4P) 3p 3p′5P0
24 1s2 2s2 2p(2P0) 4s 4s 3P0 49 1s2 2s 2p2(4P) 3p 3p′3D0
25 1s2 2s2 2p(2P0) 4s 4s 1P0 50 1s2 2s 2p2(4P) 3p 3p′5S0

Notes. The level numbers correspond to the entries in the Grotrian diagrams in Fig. A.1 for the singlet and the triplet terms.

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