Table 3: Experimental and calculated mean relative sensitivity,, and mean standard deviation for chemical elements emitting X-L rays for .

Element (experimental) (calculated) Mo 42 0.014521 0.001182 0.015121 Ba 56 0.135400 0.008366 0.119381 Sm 62 0.170940 0.007042 0.246660 Lu 71 0.457106 0.014518 0.537822 Pt 78 0.789765 0.060052 0.743550 Tl 81 0.612795 0.047333 0.707681 Pb 82 0.445363 0.012872 0.697799

= standard deviation =, .