Low-density laboratory spectra near the He ii λ304 line

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Table A.3

Fluorine or sulfur lines observed in EBIT within the wavelength band λ280 to λ320.

Spectrum	Transition type	Line intensity	λ (Å)	Unc. (mÅ)	λ (Å)	λ (Å)
			This work		CHIANTI^a	NIST^b

Known sulfur lines
S X	2s−2p	0.8	280.3	100	280.3576	280.34
S XI	2s−2p	2.6	281.4	100	281.4021	281.40
S XI	2s−2p	...	...	...	...	281.63
S X	2s−2p	...	...	...	282.2066	282.206
S XI	2s−2p	...	...	...	...	285.49
S XI	2s−2p	...	...	...	285.5875	285.58
S XI	2s−2p	7	285.8	100	285.8226	285.82
S XI	2s−2p	blended	...	...	285.8463	285.85
S XI	2s−2p	blended	...	...	...	285.88
S V	3s−4p	blended	...	...	...	286.095
S V	3s−4p	0.8	286.4	150	...	286.401
S XII	2s−2p	8	288.3	100	288.4340	288.416
S VI	3p−4d	blended	...	...	...	289.067
S VI	3p−4d	0.6	289.1	150	289.0810	289.082
S X	2s−2p	blended	...	...	289.3817	289.4
S VI	3p−4d	2	290.2	100	290.1270	290.127
S VI	3p−4d	blended	...	...	290.1420	290.142
S XII	2s−2p	2.4	290.8	100	290.8840	290.88
S XII	2s−2p	blended	...	...	291.1420	291.142
S XII	2s−2p	blended	...	...	291.3670	291.367
S XI	2s−2p	10	291.6	100	291.5661	291.57
S XI	2s−2p	blended	...	...	291.5780	291.58
S XII	2s−2p	blended	...	...	291.6260	291.63
S XI	2s−2p	blended	...	...	291.8112	291.81
S XI	2s−2p	0.25	295.6	200	295.6093	295.61
S XII	2s−2p	0.8	297.4	150	297.4200	297.396
S XII	2s−2p	9.5	299.5	100	299.5180	299.518
S XII	2s−2p	blended	...	...	299.7920	299.79
S XIII	2s−2p	1.7	300.1	100	299.9568	299.956
S XIII	2s−2p	1.5	300.8	150	300.9860	300.99
S XIII	2s−2p	blended	...	...	303.3848	303.384
S IX	2s−2p	1.4	303.7	100	...	303.7
S XIII	2s−2p	0.9	307.4	100	307.3883	307.388
S XIII	2s−2p	0.7	308.9	150	308.9534	308.953
S X	2s−2p	0.25	309.9	200	...	154.880 (II)
S XIII	2s−2p	7.4	312.5	100	312.7322	312.732
S XIII	2s−2p	0.95	316.7	150	316.8433	316.843
S V	3p−4d	0.8	319.6	150	...	319.487
S V	3p−4d	0.6	319.9	150	...	319.851
S V	3p−4d	blended	...	...	...	319.865

Unidentified lines
...	...	4	279.9	100	...	...
...	...	0.2	283.4	200	...	...
...	...	0.6	284.6	150	...	...
...	...	1	287.2	100	...	...
...	...	0.55	292.1	150	...	...
...	...	0.23	293.3	200	...	...
...	...	0.33	294.4	200	...	...
...	...	0.33	294.7	200	...	...
...	...	3.3	295.9	100	...	...
...	...	0.95	297.6	100	...	...
...	...	0.24	298.4	200	...	...
...	...	0.4	302.0	150	...	...
...	...	1.8	304.9	100	...	...
...	...	0.9	305.6	100	...	...
...	...	0.5	306.2	150	...	...
...	...	0.95	307.7	100	...	...
...	...	0.7	308.9	150	...	...
...	...	0.35	311.4	200	...	...
...	...	1.5	315.1	100	...	...
...	...	1.1	315.5	100	...	...
...	...	0.2	316.3	200	...	...
...	...	1.7	317.4	100	...	...

Notes. There are no known fluorine lines in this interval. Known sulfur lines are marked by the elemental symbol. The unknown lines may technically originate in spectra up to F vii or S xii.

Reference.

^(a)

From the CHIANTI database v.8 (Del Zanna et al. 2015);

^(b)

from the on-line database at NIST (Kramida et al. 2012).

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