International
Tables for
Crystallography
Volume C
Mathematical, physical and chemical tables
Edited by E. Prince

International Tables for Crystallography (2006). Vol. C. ch. 4.2, p. 221

Figure 4.2.4.2 

D. C. Creaghb and J. H. Hubbelld
[Figure 4.2.4.2]
Figure 4.2.4.2

The total cross section for silicon (Z = 14) compared with the unrenormalized Scofield values. The measured and theoretical attenuation coefficients show systematic differences of several percent for the photon energy range 10 to 100 keV.