X-ray energy andwavelength conversion
List of selected X-ray absorption edge energies (in electron volt, eV)
| Atomic Number | Atomic Weight | K Edge | L1 Edge | L2 Edge | L3 Edge | M1 Edge | M5 Edge |
| 1 | 1.008 | 13.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
He | 2 | 4.003 | 24.6 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
Li | 3 | 6.941 | 54.8 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
Be | 4 | 9.012 | 111.0 | 0.0 | 0.0 | 0.0 | 0.0 | 0.0 |
B | 5 | 10.811 | 188.0 | 0.0 | 4.7 | 4.7 | 0.0 | 0.0 |
C | 6 | 12.011 | 283.8 | 0.0 | 6.4 | 6.4 | 0.0 | 0.0 |
N | 7 | 14.007 | 401.6 | 0.0 | 9.2 | 9.2 | 0.0 | 0.0 |
O | 8 | 15.999 | 532.0 | 23.7 | 7.1 | 7.1 | 0.0 | 0.0 |
F | 9 | 18.998 | 685.4 | 31.0 | 8.6 | 8.6 | 0.0 | 0.0 |
Ne | 10 | 20.18 | 866.9 | 45.0 | 18.3 | 18.3 | 0.0 | 0.0 |
Na | 11 | 22.99 | 1072.1 | 63.3 | 31.1 | 31.1 | 0.0 | 0.0 |
Mg | 12 | 24.305 | 1305.0 | 89.4 | 51.4 | 51.4 | 0.0 | 0.0 |
Al | 13 | 26.982 | 1559.6 | 117.7 | 73.1 | 73.1 | 0.0 | 0.0 |
Si | 14 | 28.086 | 1838.9 | 148.7 | 99.2 | 99.2 | 0.0 | 0.0 |
P | 15 | 30.974 | 2145.5 | 189.3 | 132.2 | 132.2 | 0.0 | 0.0 |
S | 16 | 32.066 | 2472.0 | 229.2 | 164.8 | 164.8 | 0.0 | 0.0 |
Cl | 17 | 35.453 | 2822.4 | 270.2 | 201.6 | 200.0 | 0.0 | 0.0 |
Ar | 18 | 39.948 | 3202.9 | 320.0 | 247.3 | 245.2 | 29.3 | 0.0 |
K | 19 | 39.098 | 3607.4 | 377.1 | 296.3 | 293.6 | 34.8 | 0.0 |
Ca | 20 | 40.078 | 4038.1 | 437.8 | 350.0 | 346.4 | 44.3 | 0.0 |
Sc | 21 | 44.956 | 4492.8 | 500.4 | 406.7 | 402.2 | 51.1 | 0.0 |
Ti | 22 | 47.88 | 4966.4 | 563.7 | 461.5 | 455.5 | 58.7 | 0.0 |
V | 23 | 50.942 | 5465.1 | 628.2 | 520.5 | 512.9 | 66.3 | 0.0 |
Cr | 24 | 51.996 | 5989.2 | 694.6 | 583.7 | 574.5 | 74.1 | 0.0 |
Mn | 25 | 54.938 | 6539.0 | 769.0 | 651.4 | 640.3 | 82.3 | 0.0 |
Fe | 26 | 55.847 | 7112.0 | 846.1 | 721.1 | 708.1 | 91.3 | 0.0 |
Co | 27 | 58.933 | 7708.9 | 925.6 | 793.8 | 778.6 | 101.0 | 0.0 |
Ni | 28 | 58.69 | 8332.8 | 1008.1 | 871.9 | 854.7 | 110.8 | 0.0 |
Cu | 29 | 63.546 | 8978.9 | 1096.1 | 951.0 | 931.1 | 122.5 | 0.0 |
Zn | 30 | 65.39 | 9658.6 | 1193.6 | 1042.8 | 1019.7 | 139.8 | 10.1 |
Ga | 31 | 69.723 | 10367.1 | 1297.7 | 1142.3 | 1115.4 | 159.5 | 18.7 |
Ge | 32 | 72.61 | 11103.1 | 1414.3 | 1247.8 | 1216.7 | 180.1 | 29.2 |
As | 33 | 74.922 | 11866.7 | 1526.5 | 1358.6 | 1323.1 | 204.7 | 41.7 |
Se | 34 | 78.96 | 12657.8 | 1653.9 | 1476.2 | 1435.8 | 229.6 | 54.6 |
Br | 35 | 79.904 | 13473.7 | 1782.0 | 1596.0 | 1549.9 | 257.0 | 69.0 |
Kr | 36 | 83.8 | 14325.6 | 1921.0 | 1727.2 | 1674.9 | 292.8 | 93.8 |
Rb | 37 | 85.468 | 15199.7 | 2065.1 | 1863.9 | 1804.4 | 326.7 | 112.0 |
Sr | 38 | 87.62 | 16104.6 | 2216.3 | 2006.8 | 1939.6 | 358.7 | 134.2 |
Y | 39 | 88.906 | 17038.4 | 2372.5 | 2155.5 | 2080.0 | 392.0 | 155.8 |
Zr | 40 | 91.224 | 17997.6 | 2531.6 | 2306.7 | 2222.3 | 430.3 | 178.8 |
Nb | 41 | 92.906 | 18985.6 | 2697.7 | 2464.7 | 2370.5 | 466.6 | 202.3 |
Mo | 42 | 95.94 | 19999.5 | 2865.6 | 2625.1 | 2520.2 | 506.3 | 227.9 |
Tc | 43 | 98.906 | 21044.0 | 3042.5 | 2793.2 | 2676.9 | 544.0 | 253.9 |
Ru | 44 | 101.07 | 22117.2 | 3224.0 | 2966.9 | 2837.9 | 586.1 | 280.0 |
RH | 45 | 102.906 | 23219.9 | 3411.9 | 3146.1 | 3003.8 | 628.1 | 307.2 |
Pd | 46 | 106.42 | 24350.3 | 3604.3 | 3330.3 | 3173.3 | 671.6 | 335.2 |
Ag | 47 | 107.868 | 25514.0 | 3805.8 | 3523.7 | 3351.1 | 719.0 | 368.0 |
Cd | 48 | 112.411 | 26711.2 | 4018.0 | 3727.0 | 3537.5 | 772.0 | 405.2 |
In | 49 | 114.82 | 27939.9 | 4237.5 | 3938.0 | 3730.1 | 972.2 | 443.9 |
Sn | 50 | 118.71 | 29200.1 | 4464.7 | 4156.1 | 3928.8 | 884.7 | 484.9 |
Sb | 51 | 121.75 | 30491.2 | 4698.3 | 4380.4 | 4132.2 | 946.0 | 528.2 |
Te | 52 | 127.6 | 31813.8 | 4939.2 | 4612.0 | 4341.4 | 1006.0 | 573.0 |
I | 53 | 126.904 | 33169.4 | 5188.1 | 4852.1 | 4557.1 | 1072.0 | 620.0 |
Xe | 54 | 131.29 | 34561.4 | 5452.8 | 5103.7 | 4782.2 | 1148.7 | 676.4 |
Cs | 55 | 132.905 | 35984.6 | 5714.3 | 5359.4 | 5011.9 | 1211.0 | 726.6 |
Ba | 56 | 137.327 | 37440.6 | 5988.8 | 5623.6 | 5247.0 | 1293.0 | 780.5 |
La | 57 | 138.906 | 38924.6 | 6266.3 | 5890.6 | 5482.7 | 1362.0 | 836.0 |
Ce | 58 | 140.115 | 40443.0 | 6548.8 | 6164.2 | 5723.4 | 1436.0 | 883.8 |
Pr | 59 | 140.908 | 41990.6 | 6834.8 | 6440.4 | 5964.3 | 1511.0 | 928.8 |
Nd | 60 | 144.24 | 43568.9 | 7126.0 | 6721.5 | 6207.9 | 1575.0 | 980.4 |
Pm | 61 | 146.915 | 45184.0 | 7427.9 | 7012.8 | 6459.3 | 1027.0 | |
Sm | 62 | 150.36 | 46834.2 | 7736.8 | 7311.8 | 6716.2 | 1723.0 | 1083.4 |
Eu | 63 | 151.965 | 48519.0 | 8052.0 | 7617.1 | 6976.9 | 1800.0 | 1127.5 |
Gd | 64 | 157.25 | 50239.1 | 8375.6 | 7930.3 | 7242.8 | 1881.0 | 1189.6 |
Tb | 65 | 158.925 | 51995.7 | 8708.0 | 8251.6 | 7514.0 | 1968.0 | 1251.1 |
Dy | 66 | 162.5 | 53788.5 | 9045.8 | 8580.6 | 7790.1 | 2047.0 | 1292.0 |
Ho | 67 | 164.93 | 55617.7 | 9394.2 | 8917.8 | 8071.1 | 2128.0 | 1351.0 |
Er | 68 | 167.26 | 57485.5 | 9751.3 | 9264.3 | 8357.9 | 2206.0 | 1409.0 |
Tm | 69 | 168.934 | 59389.6 | 10115.7 | 9616.9 | 8648.0 | 2307.0 | 1468.0 |
Yb | 70 | 173.04 | 61332.3 | 10486.4 | 9978.2 | 8943.6 | 2398.0 | 1528.0 |
Lu | 71 | 174.967 | 63313.8 | 10870.4 | 10348.6 | 9244.1 | 2491.0 | 1589.0 |
Hf | 72 | 178.49 | 65350.8 | 11270.7 | 10739.4 | 9560.7 | 2601.0 | 1662.0 |
Ta | 73 | 180.948 | 67416.4 | 11681.5 | 11136.1 | 9881.1 | 2708.0 | 1735.0 |
W | 74 | 183.85 | 69525.0 | 12099.8 | 11544.0 | 10206.8 | 2820.0 | 1809.0 |
Re | 75 | 186.207 | 71676.4 | 12526.7 | 11958.7 | 10535.3 | 2932.0 | 1883.0 |
Os | 76 | 190.2 | 73870.8 | 12968.0 | 12385.0 | 10870.9 | 3049.0 | 1960.0 |
Ir | 77 | 192.22 | 76111.0 | 13418.5 | 12824.1 | 11215.2 | 3174.0 | 2040.0 |
Pt | 78 | 195.08 | 78394.8 | 13879.9 | 13272.6 | 11563.7 | 3296.0 | 2122.0 |
Au | 79 | 196.967 | 80724.9 | 14352.8 | 13733.6 | 11918.7 | 3425.0 | 2206.0 |
Hg | 80 | 200.59 | 83102.3 | 14839.3 | 14208.7 | 12283.9 | 3562.0 | 2295.0 |
Tl | 81 | 204.383 | 85530.4 | 15346.7 | 14697.9 | 12657.5 | 3704.0 | 2369.0 |
Pb | 82 | 207.2 | 88004.5 | 15860.8 | 15200.0 | 13035.2 | 3851.0 | 2484.0 |
Bi | 83 | 208.98 | 90525.9 | 16387.6 | 15711.1 | 13418.6 | 3999.0 | 2580.0 |
Po | 84 | 208.982 | 93105.0 | 16939.3 | 16244.3 | 13813.8 | 4149.0 | 2683.0 |
At | 85 | 209.987 | 95729.9 | 17493.0 | 16784.7 | 14213.5 | 4317.0 | 2787.0 |
Rn | 86 | 222.018 | 98404.0 | 18049.0 | 17337.1 | 14619.4 | 4482.0 | 2892.0 |
Fr | 87 | 223.02 | 101137.0 | 18639.0 | 17906.5 | 15031.2 | 4652.0 | 3000.0 |
Ra | 88 | 226.025 | 103921.9 | 19236.7 | 18484.3 | 15444.4 | 4822.0 | 3105.0 |
Ac | 89 | 227.028 | 106755.3 | 19840.0 | 19083.2 | 15871.0 | 5002.0 | 3219.0 |
TH | 90 | 232.038 | 109650.9 | 20472.1 | 19693.2 | 16300.3 | 5182.0 | 3332.0 |
Pa | 91 | 231.036 | 112601.4 | 21104.6 | 20313.7 | 16733.1 | 5367.0 | 3442.0 |
U | 92 | 238.029 | 115606.1 | 21757.4 | 20947.6 | 17166.3 | 5548.0 | 3552.0 |
NP | 93 | 237.048 | 118678.0 | 22426.8 | 21600.5 | 17610.0 | ||
Pu | 94 | 244.064 | 121818.0 | 23097.2 | 22266.2 | 18056.8 | ||
Am | 95 | 243.061 | 125027.0 | 23772.9 | 22944.0 | 18504.1 | ||
Cm | 96 | 247.07 | 128200.0 | 24460.0 | 23779.0 | 18930.0 | ||
Bk | 97 | 247.07 | 131590.0 | 25275.0 | 24385.0 | 19452.0 | ||
Cf | 98 | 251.08 | 135960.0 | 26110.0 | 25250.0 | 19930.0 | ||
Es | 99 | 252.083 | 139490.0 | 26900.0 | 26020.0 | 20410.0 | ||
Fm | 100 | 257.095 | 143090.0 | 27700.0 | 26810.0 | 20900.0 | ||
Md | 101 | 258.099 | 146780.0 | 28530.0 | 27610.0 | 21390.0 | ||
No | 102 | 259.101 | 150540.0 | 29380.0 | 28440.0 | 21880.0 | ||
Lr | 103 | 260.105 | 154380.0 | 30240.0 | 29280.0 | 22360.0 |
Data from Bearden and Burr. Rev. Mod. Phys. 39 125 [1967] andother sources
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Copyright © Bernhard Rupp
Last modified: December 26, 2009 16:40