-12- UCRL-4505 Zr97_ Nb97 in ZrOo on Al Sr89 in SrCO3 on Al 1.5-- ww OO l 40 | 20 mg/cm? 1.3, } 30 II Oo wu 2 oO l O l lO | 20 30 mg/cm2 pq!!2 agil2in Pa DMG on Al , Pd'?9 in PdDMG on Al 1.4 0 4 o 1.2 12 ¢ o ~“O lO 20 mg/cme 30 Ag!" in Ag? on Al 15h | 10 | 20 30 mg/cm? Ba'42, g!49j, BaCrOg on Al . o oO L.5h o 1.3 “O {1 105 ° 136 lo 20 mg /cm2 30 | O L 10 _| 20 mg/cm2 | 30 MUL-1063 Fig. 3. 2001869 Empirical corrections of counting data for the combined effects of self-scattering, self-absorption, and saturation backscattering. The ordinates represent the ratio of observed counting rate to that of a carrier-free sample with the same disintegration rate mounted on a very thin backing (50 pg/cm*), The abscissae are the mass thicknesses of the various samples.