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 He
 Property     Value 
  Atomic Number:   2
  Atomic Mass:   4.0026
  Density (gm / cm^3):   0.0001786
python script
X-ray absorption edges for He
  Edge     Energy (eV)     Width (eV)   Fluorescence Yield   Edge Jump
    K   24.6   0.027   0.00000   1.000
X-ray fluorescence lines for He
  Line     Energy (eV)     Intensity