Shinotsuka, Hiroshi, Powell, Cedric J., Tanuma, Shigeo, Penn, Dave R..
"Calculations of electron inelastic mean free paths. XII. Data for 42 inorganic compounds over the 50 eV to 200 keV range with the full Penn algorithm".
Surface and Interface Analysis. 51, no. 4. .
(2018):
https://doi.org/10.1002/sia.6598