TABLE 3.10 = Derived Values from Known Intensity Ratio of 1600 kev Gamma Ray La to the Other Gamma Rays in Lal4° eng pal40w Gamma Activity at Time of Shot Isotope er From Lal40 ) 8 n 335 490 820 2510 0 162 " 304, 0.51 + 0,03 " 537 12 > From Bal40 10° Camm Rays/min/gm 30 0.395 1.4 1.0 0.195 + + + + 2eh + Oo? 400 0.015 0.12 0.09 0.015 + O63 G.1 ~ 441,g14039140 aye assumed to be in secular equilibrium with a half= life of 12.8. dayse TABIE 3.11 = Important Gamma Contributors to Shot 4 Activity* | Gamma Ray | Chey 35 and 64 104 145 yair-tife Daye & 6 1.4 +£1,0 Not identified 5 6 6 308 +3 +11 Bel +1ed 11 40 750 ] 4 750 * + 10° GammaRaysmingm__*sotope Not 500 500 35 1600 Possible $029 33 55 700 gt Time of Shot 9e3 1 145 209 264 340 Gamma Activit 12.2 40. +3 0.095+ 0.05 13° +3 identified ves7and Nee Cel4l U237 and Np239 0237 and Np239 0237 and Np239 204 +005 0.25 +0205 Nal47 2 RutO3 309 Not identified +003 0.87 +0223 306 +003 At times greater than 10 days after the shot =©6(Combired 83 Not identified Not identified Lal40