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 Ar
 Property     Value 
  Atomic Number:   18
  Atomic Mass:   39.948
  Density (gm / cm^3):   0.001784
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X-ray absorption edges for Ar
  Edge     Energy (eV)     Width (eV)   Fluorescence Yield   Edge Jump
    K   3205.9   0.680   0.10897   9.054
    L1   326.3   1.630   0.00018   1.111
    L2   250.6   0.126   0.00022   1.400
    L3   248.4   0.128   0.00022   4.183
    M1   29.3   0.483   0.00001   1.000
    M2   15.9   0.001   0.00000   1.000
    M3   15.7   0.001   0.00000   1.000
X-ray fluorescence lines for Ar
  Line     Energy (eV)     Intensity
    Ka1 (K - L3 )   2957.5   0.58786
    Ka2 (K - L2 )   2955.3   0.29510
    Ka3 (K - L1 )   2879.6   0.00019
    Kb1 (K - M3 )   3190.2   0.07697
    Kb3 (K - M2 )   3190.0   0.03987
    Lb3 (L1 - M3 )   310.6   0.58617
    Lb4 (L1 - M2 )   310.4   0.41383
    Ll (L3 - M1 )   219.1   1.00000
    Ln (L2 - M1 )   221.3   1.00000