IXAS X-ray Data for the Elements

Select Element for X-ray Properties

H He
Li Be B C N O F Ne
Na Mg Al Si P S Cl Ar
K Ca Sc Ti V Cr Mn Fe Co Ni Cu Zn Ga Ge As Se Br Kr
Rb Sr Y Zr Nb Mo Tc Ru Rh Pd Ag Cd In Sn Sb Te I Xe
Cs Ba La Hf Ta W Re Os Ir Pt Au Hg Tl Pb Bi Po At Rn
Fr Ra Ac
Ce Pr Nd Pm Sm Eu Gd Tb Dy Ho Er Tm Yb Lu
Th Pa U Np Pu Am Cm Bk Cf



Atomic Data for Se
 Property     Value 
  Atomic Number:   34
  Atomic Mass:   78.971
  Density (gm / cm^3):   4.81
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X-ray absorption edges for Se
  Edge     Energy (eV)     Fluorescence Yield   Edge Jump
    K   12658.0   0.573809   7.225
    L1   1652.0   0.0032   1.13829
    L2   1474.3   0.016   1.4
    L3   1433.9   0.018   4.431
    M1   229.6   2.905e-05   1.04
    M2   166.5   4.3e-05   1.058
    M3   160.7   3e-05   1.11746
    M4   55.5   0.0027   1.0
    M5   54.6   0.0   1.0
    N1   12.0   1.07368e-05   1.0
    N2   3.0   0.0116316   1.0
    N3   3.0   0.0116316   1.0
X-ray fluorescence lines for Se
  Line     Energy (eV)     Intensity
    Ka1 (K - L3 )   11224.1   0.569274
    Ka2 (K - L2 )   11183.7   0.293362
    Ka3 (K - L1 )   11006.0   0.000354202
    Kb1 (K - M3 )   12497.3   0.0866549
    Kb2 (K - N2,3 )   12655.0   0.00455419
    Kb3 (K - M2 )   12491.5   0.0448872
    Kb5 (K - M4,5 )   12602.5   0.000913571
    La1 (L3 - M5 )   1379.3   0.855507
    La2 (L3 - M4 )   1378.4   0.0941058
    Lb1 (L2 - M4 )   1418.8   0.944489
    Lb3 (L1 - M3 )   1491.3   0.492079
    Lb4 (L1 - M2 )   1485.5   0.347407
    Lb6 (L3 - N1 )   1421.9   0.0005903
    Lg2 (L1 - N2 )   1649.0   0.0723355
    Lg3 (L1 - N3 )   1649.0   0.0881785
    Ll (L3 - M1 )   1204.3   0.0497968
    Ln (L2 - M1 )   1244.7   0.0555107
    Mz (M4,5 - N2,3 )   52.5   1.0