(U) TABLE 2.2 Detector NEUTRON ACTIVATION DETECTORS Reaction th Products oa Trace: Neutron Brecg, Measured Au’? n, ¥ Au*?® < 0.3 eV As’ 5 n, ¥ As’® < 0.3 eV 23 . os : . . tos . - L Pur~? Fission 237 Fission Mixed fission products > 0.03 Mey Fission Mixed fission products > 1.5 MeV Np urs Mixed fission products : 23 , > 10 keV 6 -r