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Table 1

Excitation energies (in Ry) of the 74 target levels included in the present transition rates and scattering calculations.

Index State 2J Excitation energy τ(ns)
Present Experiment LB FT Present FT

1 2s22p3 3 0.00000 0.00000 0.00000 0.00000
2 2s22p3 5 0.51559 0.50444 0.54930 0.50803
3 2s22p3 3 0.51583 0.50459 0.54922 0.50811
4 2s22p3 1 0.79168 0.76474 0.79683 0.76643
5 2s22p3 3 0.79233 0.76572 0.79774 0.76740
6 2s2p44P 5 2.26796 2.25947 2.30067 2.26550 3.51-01 3.59-01
7 2s2p44P 3 2.28220 2.27438 2.31656 2.28034 3.44-01 3.52-01
8 2s2p44P 1 2.29064 2.28227 2.32500 2.28814 3.40-01 3.48-01
9 2s2p42D 5 3.17356 3.11426 3.24179 3.12598 1.30-01 1.33-01
10 2s2p42D 3 3.17368 3.11465 3.24182 3.12632 1.29-01 1.32-01
11 2s2p42S 1 3.71777 3.66167 3.79323 3.67329 6.49-02 6.79-02
12 2s2p42P 3 3.94010 3.87462 4.04521 3.89437 2.96-02 3.01-02
13 2s2p42P 1 3.95782 3.89234 4.06414 3.91202 2.96-02 3.01-02
14 2p5 3 5.99410 5.94025 6.19284 5.96734 5.31-02 5.30-02
15 2p5 1 6.01747 5.96400 6.21804 5.99090 5.27-02 5.26-02
16 2s22p2(3P)3s 4P 1 8.12929 8.14620 8.08111 8.14209 4.67-02 4.52-02
17 2s22p2(3P)3s 4P 3 8.13799 8.15480 8.09059 8.15137 4.66-02 4.49-02
18 2s22p2(3P)3s 4P 5 8.15186 8.16900 8.10567 8.16514 4.66-02 4.46-02
19 2s22p2(3P)3s 2P 1 8.26274 8.27800 8.22972 8.27538 1.51-02 1.53-02
20 2s22p2(3P)3s 2P 3 8.27964 8.29530 8.24783 8.29225 1.51-02 1.53-02
21 2s22p2(1D)3s 2D 5 8.56657 8.55520 8.51646 8.55519 2.51-02 2.46-02
22 2s22p2(1D)3s 2D 3 8.56684 8.55520 8.51663 8.55544 2.52-02 2.46-02
23 2s22p2(3P)3p 1 8.64961 8.59376 8.64711 3.64+00 4.57+00
24 2s22p2(3P)3p 1 8.73632 8.65723 8.71685 1.98+00 2.16+00
25 2s22p2(3P)3p 3 8.74132 8.66253 8.72208 1.94+00 2.11+00
26 2s22p2(3P)3p 5 8.74910 8.67154 8.73079 1.91+00 2.10+00
27 2s22p2(3P)3p 7 8.76219 8.68435 8.74265 1.97+00 2.14+00
28 2s22p2(3P)3p 1 8.77543 8.70784 8.76836 4.54-01 5.22-01
29 2s22p2(3P)3p 3 8.77937 8.71199 8.77203 4.49-01 5.16-01
30 2s22p2(3P)3p 5 8.78770 8.72094 8.78038 4.52-01 5.24-01
31 2s22p2(3P)3p 3 8.88603 8.82595 8.88461 2.73+00 1.30-01
32 2s22p2(3P)3p 3 8.88946 8.80457 8.84789 2.61+00 2.05+00
33 2s22p2(3P)3p 5 8.90607 8.82226 8.86497 2.49+00 1.98+00
34 2s22p2(3P)3p 1 8.96365 8.89309 8.93579 4.60-01 5.71-01
35 2s22p2(3P)3p 3 8.96511 8.89557 8.93745 4.56-01 5.66-01
36 2s22p2(1S)3s 2S 1 8.97406 8.96160 8.96145 2.64-02 2.55-02
37 2s22p2(1D)3p 5 9.17886 9.11154 9.15066 8.59-01 9.83-01
38 2s22p2(1D)3p 7 9.18247 9.11521 9.15455 8.54-01 9.77-01
39 2s22p2(1D)3p 5 9.29677 9.23722 9.24872 4.36-01 5.92-01
40 2s22p2(1D)3p 3 9.29868 9.23825 9.25053 4.33-01 5.84-01
41 2s22p2(1D)3p 1 9.35653 9.31797 9.33100 2.38-01 2.74-01
42 2s22p2(1D)3p 3 9.36626 9.32836 9.33988 2.37-01 2.73-01
43 2s22p2(3P)3d 4F 3 9.44021 9.36532 9.41815 1.01+00 1.05+00
44 2s22p2(3P)3d 4F 5 9.44476 9.37042 9.42286 9.41-01 9.88-01
45 2s22p2(3P)3d 4F 7 9.45141 9.37789 9.42971 9.64-01 1.04+00
46 2s22p2(3P)3d 4F 9 9.46046 9.38810 9.43880 1.19+00 1.26+00
47 2s22p2(3P)3d 2P 3 9.47111 9.47772 9.43876 9.47554 1.05-02 1.10-02
48 2s22p2(3P)3d 2P 1 9.48316 9.48337 9.45059 9.49631 1.33-02 1.33-02
49 2s22p2(3P)3d 4D 3 9.51013 9.52465 9.42754 9.48952 2.45-02 4.40-02
50 2s22p2(3P)3d 4D 1 9.51056 9.52839 9.42836 9.48150 1.09-01 2.67-02
51 2s22p2(3P)3d 4D 5 9.51106 9.52465 9.43491 9.48869 4.66-02 1.06-01
52 2s22p2(3P)3d 4D 7 9.51542 9.43981 9.49314 7.01-01 6.50-01
53 2s2p3(4S°)3s 3 9.54080 9.53769 9.53436 2.07-02 2.05-02
54 2s22p2(3P)3d 2F 5 9.55293 9.53568 9.49882 9.53486 1.05-02 1.19-02
55 2s22p2(3P)3d 4P 5 9.55836 9.54379 9.49706 9.54198 3.38-03 3.32-03
56 2s22p2(3P)3d 4P 3 9.56454 9.54999 9.50372 9.54840 3.30-03 3.26-03
57 2s22p2(3P)3d 4P 1 9.56781 9.55354 9.50725 9.55174 3.27-03 3.22-03
58 2s22p2(3P)3d 2F 7 9.57056 9.55354 9.51731 9.55263 1.06-02 1.18-02
59 2s22p2(1S)3p 3 9.63161 9.61180 9.51835 4.64-01
60 2s22p2(1S)3p 1 9.63264 9.61193 9.52017 4.61-01
61 2s22p2(3P)3d 2D 3 9.70500 9.67811 9.64979 9.67799 5.07-03 5.24-03
62 2s22p2(3P)3d 2D 5 9.70995 9.68331 9.68331 9.68303 4.88-03 5.02-03
63 2s22p2(1D)3d 2G 7 9.89453 9.82671 9.85833 8.04-03 4.96-02
64 2s22p2(1D)3d 2G 9 9.89853 9.82822 8.95973 9.75-01 1.15+00
65 2s22p2(1D)3d 2F 7 9.90293 9.87212 9.85442 9.87381 5.31-03 3.61-03
66 2s22p2(1D)3d 2F 5 9.90341 9.87485 9.85686 9.87648 3.21-03 3.36-03
67 2s22p2(1D)3d 2D 3 9.93073 9.90155 9.87498 9.90348 4.13-03 4.09-03
68 2s22p2(1D)3d 2D 5 9.93348 9.90474 9.87890 9.90648 4.10-03 4.08-03
69 2s22p2(1D)3d 2P 1 10.01161 9.96707 9.93452 9.96865 5.19-03 5.31-03
70 2s22p2(1D)3d 2P 3 10.01508 9.97154 9.93894 9.97301 5.10-03 5.22-03
71 2s2p3(4S°)3p 4P 5 10.02183 10.02158 2.11-02 2.21-02
72 2s2p3(4S°)3p 4P 3 10.02297 10.022711 2.14-02 2.24-02
73 2s2p3(4S°)3p 4P 1 10.02366 10.02348 2.15-02 2.26-02
74 2s22p2(1D)3d 2S 1 10.03347 10.01650 9.99674 10.01845 6.82-03 6.73–03

Notes. Present results are compared with observed values from NIST compilation (http://physics.nist.gov) and the CI calculations of Landi & Bhatia (2007) (LB) and Froese Fischer & Tachiev (2004) (FT). The lifetimes in dipole approximation are also given from the present and Froese Fischer & Tachiev (2004) (FT) calculations.

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