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Table 7

Relative intensities of a few soft X-ray lines in Fe ix.

ij Levels Int Int gf Aji (s-1) λexp (Å) λth (Å) New
1.0  ×  108 1.0  ×  1012

1–107 3s2 3p61S0–3p5 4s 1P1 1.0 0.76 4.1  ×  1010 103.566 98.08 (–5.5)
5–302 3s2 3p5 3d 3F4–3s2 3p5 5f 3G5 0.14 0.12 2.07 1.6  ×  1011 91.980 87.61 (–4.4) ? 91.81
5–366 3s2 3p5 3d 3F4–3s2 3p5 6f 3G5 7.7  ×  10-2 6.7  ×  10-2 1.64 1.6  ×  1011 79.12 ? 82.7
13–276 3s2 3p5 3d 1P1–3s2 3p5 5p 1S0 5.6  ×  10-2 3.2  ×  10-2 6.5  ×  10-3 3.2  ×  109 113.08 ? 119.0
10–271 3s2 3p5 3d 3D1–3s2 3p5 5p 3P0 5.4  ×  10-2 3.1  ×  10-2 4.9  ×  10-2 3.1  ×  1010 100.76 ? 105.24
13–326 3s2 3p5 3d 1P1–3s2 3p5 5f 1D2 4.9  ×  10-2 3.3  ×  10-2 0.73 9.5  ×  1010 99.51 ? 104.93
13–379 3s2 3p5 3d 1P1–3s2 3p5 6f 1D2 4.6  ×  10-2 3.0  ×  10-2 0.50 8.4  ×  1010 88.30 ? 92.75
10–276 3s2 3p5 3d 3D1–3s2 3p5 5p 1S0 4.6  ×  10-2 2.6  ×  10-2 4.0  ×  10-3 2.7  ×  109 99.18 ? 103.70
10–316 3s2 3p5 3d 3D1–3s2 3p5 5f 3F2 3.5  ×  10-2 2.4  ×  10-2 0.44 7.2  ×  1010 89.68 ? 94.15

Notes. The relative line intensities (photons) Int = NjAji/Ne were calculated at log Ne [cm-3]  = 8,12 and log Te [K]  = 5.85.

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