Table 3: Calculated and observed fine structure energy levels. (a) With neither 2-body relativistic operators nor TECs; (b) including 2-body relativistic effects, but without TECs; (c) with 2-body relativistic operators and TECs.
Level 3 Present Experiment

(a) (b) (c)

$\rm 4F_{9/2}$ 0.000000 0.000000 0.000000 0.000000

$\rm 4F_{7/2}$ 0.011524 0.010965 0.011006 0.010841

$\rm 4F_{5/2}$ 0.019826 0.018864 0.018908 0.018613

$\rm 4F_{3/2}$ 0.025453 0.024230 0.024266 0.023885

$\rm 4P_{5/2}$ 0.175599 0.175910 0.165389 0.165109

$\rm 4P_{3/2}$ 0.177558 0.177976 0.167690 0.167371

$\rm 4P_{1/2}$ 0.184077 0.183526 0.173089 0.172762

$\rm 2G_{9/2}$ 0.201011 0.200450 0.180734 0.180701

$\rm 2G_{7/2}$ 0.211793 0.210452 0.190982 0.190889

$\rm 2P_{3/2}$ 0.222958 0.223050 0.215622 0.215505

$\rm 2P_{1/2}$ 0.233077 0.232044 0.224644 0.224640

$\rm 2H_{11/2}$ 0.281112 0.279733 0.243154 0.242844

$\rm 2H_{9/2}$ 0.290788 0.288895 0.252627 0.252217

$\rm 2D_{5/2}$ 0.253152 0.253031 0.246800 0.246921

$\rm 2D_{3/2}$ 0.271001 0.269100 0.262786 0.262242

**Table 3:** Calculated and observed fine structure energy levels. (a) With neither 2-body relativistic operators nor TECs; (b) including 2-body relativistic effects, but without TECs; (c) with 2-body relativistic operators and TECs.
Level	3 Present	Experiment
	(a)	(b)	(c)
$\rm 4F_{9/2}$	0.000000	0.000000	0.000000	0.000000
$\rm 4F_{7/2}$	0.011524	0.010965	0.011006	0.010841
$\rm 4F_{5/2}$	0.019826	0.018864	0.018908	0.018613
$\rm 4F_{3/2}$	0.025453	0.024230	0.024266	0.023885
$\rm 4P_{5/2}$	0.175599	0.175910	0.165389	0.165109
$\rm 4P_{3/2}$	0.177558	0.177976	0.167690	0.167371
$\rm 4P_{1/2}$	0.184077	0.183526	0.173089	0.172762
$\rm 2G_{9/2}$	0.201011	0.200450	0.180734	0.180701
$\rm 2G_{7/2}$	0.211793	0.210452	0.190982	0.190889
$\rm 2P_{3/2}$	0.222958	0.223050	0.215622	0.215505
$\rm 2P_{1/2}$	0.233077	0.232044	0.224644	0.224640
$\rm 2H_{11/2}$	0.281112	0.279733	0.243154	0.242844
$\rm 2H_{9/2}$	0.290788	0.288895	0.252627	0.252217
$\rm 2D_{5/2}$	0.253152	0.253031	0.246800	0.246921
$\rm 2D_{3/2}$	0.271001	0.269100	0.262786	0.262242

Source LaTeX | All tables | In the text

	1 Introduction
	2 Atomic data
	3 The Ni IV emission spectra
	4 Conclusions
	References