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)     Fluorescence Yield   Edge Jump
    K   3205.9   0.10897   9.054
    L1   326.3   0.00018   1.111
    L2   250.6   0.00022   1.400
    L3   248.4   0.00022   4.183
    M1   29.3   0.00001   1.000
    M2   15.9   0.00000   1.000
    M3   15.7   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