Energy of K,L and M lines as a function of atomic numbers BARS,155eV(Mn) 90 Th % 132 Gd 568a Ru 40 Nb Se A Ge Ni Ce 25 20 Sc CI 4 10- Na Ne 3 5 6 7 8 9 10 ENERGY(keV) 17 p.197 in textbookEnergy of K, L and M lines as a function of atomic numbers 17 p.197 in textbook 56Ba