@misc{tanuma2004a,
  title = {Calculations of Electron Inelastic Mean Free Paths   III. Data for 15 Inorganic compounds over the 50 - 2000 eV Range},
  author = {Tanuma, Shigeo, Powell, C. J., Penn, D. R.},
  publisher = {Wiley },
  year = {2004-09-15},
  keywords = {Inorganic compounds, IMFP, TPP-2}
}