E              f1           f2          [µ/rho]     [sigma/rho]       [µ/rho]     [µ/rho]K      lambda 
                                      Photoelectric Coh+inc      Total
  keV           e atom-1      e atom-1     cm2 g-1    cm2 g-1       cm2 g-1    cm2 g-1      nm