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Table 8

Comparison between HFR and other K-shell fluorescence yields, ωK.

Z N ωK
HFRa ASb EXP FIT

11 10 0.0254 0.0213 0.021(2)c 0.021c
0.0213d
15 14 0.0703 0.0661 0.0642d
17 16 0.105 0.0971 0.089(9)c 0.089c
0.0989d
19 18 0.149 0.134 0.132(3)c 0.132c
0.143d
21 20 0.199 0.186 0.211(6)c 0.183c
0.196d
22 21 0.230 0.216 0.208(4)c 0.218c
0.226d
23 22 0.261 0.249(5)c 0.253c
0.256d
24 23 0.294 0.281(6)c 0.286c
0.289d
25 24 0.328 0.320(7)c 0.319c
0.354(7)e 0.321d
0.326e
27 26 0.399 0.383 0.368(7)c 0.382c
0.388d
29 28 0.468 0.452 0.442(7)c 0.441c
0.412(29)e 0.454d
0.451e
30 29 0.502 0.485 0.481(7)c 0.469c
0.482(32)e 0.486c
0.480e

Notes.

(a)

HFR calculations. This work. Averaged over all the K-vacancy levels for N < 21 and using SCA Auger rates for N ≥ 21.

(b)

AUTOSTRUCTURE calculations. This work. Averaged over all the K-vacancy levels.

(c)

Measurements and empirical fit reported by Hubbell et al. (1994). The number in parenthesis is the experimental error affecting the last digits.

(d)

Empirical fit by Bambynek (1984).

(e)

Measurements and empirical fit by Durak & Özdemir (2001). The number in parenthesis is the experimental error affecting the last digits.

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