Atomic Data for K
| Property | Value |
| Atomic Number: | 19 |
| Atomic Mass: | 39.0983 |
| Density (gm / cm^3): |
0.89 |
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X-ray absorption edges for K
| Edge |
Energy (eV) |
Width (eV) |
Fluorescence Yield |
Edge Jump |
| K |
3608.4 |
0.740 |
0.13207 |
9.163 |
| L1 |
378.6 |
1.920 |
0.00024 |
1.114 |
| L2 |
297.3 |
0.152 |
0.00027 |
1.400 |
| L3 |
294.6 |
0.156 |
0.00027 |
10.980 |
| M1 |
34.8 |
0.695 |
0.00001 |
1.000 |
| M2 |
18.3 |
0.001 |
0.00000 |
1.000 |
| M3 |
18.3 |
0.001 |
0.00000 |
1.000 |
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X-ray fluorescence lines for K
| Line |
Energy (eV) |
Intensity |
| Ka1 (K - L3 ) |
3313.8 |
0.58715 |
| Ka2 (K - L2 ) |
3311.1 |
0.29475 |
| Ka3 (K - L1 ) |
3229.8 |
0.00020 |
| Kb1 (K - M3 ) |
3590.1 |
0.07766 |
| Kb3 (K - M2 ) |
3590.1 |
0.04023 |
| Lb3 (L1 - M3 ) |
360.3 |
0.58617 |
| Lb4 (L1 - M2 ) |
360.3 |
0.41383 |
| Ll (L3 - M1 ) |
259.8 |
1.00000 |
| Ln (L2 - M1 ) |
262.5 |
1.00000 |
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