FUNDAMENTALS OF X-RAY FLUORESCENCE - Total-Reflection X-Ray Fluorescence Analysis and Related Methods - page 22

Figure1.10. X-ray spectra with K lines of silicon and titanium (a), with L and K lines of zinc and
niobium (b), and with L and M lines of tin and lead (c). The fluorescence intensity in arbitrary units
is plotted against the photon energy in keV. Figure from Ref. [8], reproduced with permission.
Copyright1996, John Wiley and Sons.

Quantum mechanics of atoms that are missing one single electron in an inner
shell can explain Moseley's law. The values k ij can be derived from

!

1
n 2 i

1
n 2 j

k ij R E ? (1.5)