ENTRY 12982 19870427 00001298200000001 SUBENT 12982001 19870427 00001298200100001 BIB 11 25 1298200100002 INSTITUTE (1USAAI ) 1298200100003 REFERENCE (C,85SANTA,1,553(JA11),8505) 1298200100004 AUTHOR (D.W.KNEFF,L.R.GREENWOOD,B.M.OLIVER,R.P.SKOWRONSKI, 1298200100005 E.L.CALLIS) 1298200100006 TITLE HELIUM PRODUCTION IN COPPER BY A THERMAL THREE-STAGE 1298200100007 REACTION 1298200100008 FACILITY (REAC) 9 LOCATIONS IN HFIR. 1298200100009 INC-SPECT MIXED SPECTRUM FISSION REACTOR SPECTRUM (COMPARABLE 1298200100010 FLUXES OF THERMAL AND FISSION ENERGY NEUTRONS). 1298200100011 SAMPLE COPPER SAMPLES 1298200100012 METHOD ISOTOPE-DILUTION GAS MASS SPECTROMETRY (HELIUM 1298200100013 MEASUREMENTS) 1298200100014 MULTIPLE ACTIVATION GAS DOSIMETRY 1298200100015 MASS SPECTROMETRY (SOLIDS) 1298200100016 ERR-ANALYS UNCERTAINTIES GIVEN INCLUDE: 1298200100017 - GAMMA COUNTING = 1.5% 1298200100018 - HELIUM MEASUREMENTS = 1-2% 1298200100019 - ISOTOPE RATIOS = <1% 1298200100020 - SPECTRAL-ADJUSTED FLUXES = 5-10% 1298200100021 UNCERTAINTIES DO NOT INCLUDE UNCERTAINTIES IN 1298200100022 CALCULATED SPECTRUM-INTEGRATED (N,G) CROSS SECTIONS 1298200100023 FOR SEVERAL FAST-NEUTRON REACTION CHANNELS (DETERMINED1298200100024 TO BE NEGLIGIBLE). 1298200100025 STATUS (APRVD) D.W.KNEFF, 87/4/13. 1298200100026 HISTORY (870217C) 1298200100027 ENDBIB 25 0 1298200100028 NOCOMMON 0 0 1298200100029 ENDSUBENT 28 0 1298200199999 SUBENT 12982002 19870427 00001298200200001 BIB 2 2 1298200200002 REACTION (29-CU-64(N,G)29-CU-65,,SIG,,SPA) 1298200200003 ANALYSIS DETERMINED BY POST-IRRADIATION 65CU/63CU RATIOS 1298200200004 ENDBIB 2 0 1298200200005 NOCOMMON 0 0 1298200200006 DATA 3 1 1298200200007 EN-DUMMY DATA DATA-ERR 1298200200008 EV B B 1298200200009 0.0253 270. 170. 1298200200010 ENDDATA 3 0 1298200200011 ENDSUBENT 10 0 1298200299999 SUBENT 12982003 19870427 00001298200300001 BIB 2 3 1298200300002 REACTION (30-ZN-65(N,ABS),,SIG,,SPA) 1298200300003 ANALYSIS DETERMINED BY FITTING THE MEASURED 65ZN REACTION 1298200300004 RATES OF 18 SAMPLES 1298200300005 ENDBIB 3 0 1298200300006 NOCOMMON 0 0 1298200300007 DATA 3 1 1298200300008 EN-DUMMY DATA DATA-ERR 1298200300009 EV B B 1298200300010 0.0253 66. 8. 1298200300011 ENDDATA 3 0 1298200300012 ENDSUBENT 11 0 1298200399999 SUBENT 12982004 19870427 00001298200400001 BIB 2 2 1298200400002 REACTION (30-ZN-65(N,A)28-NI-62,,SIG,,SPA) 1298200400003 ANALYSIS DETERMINED USING 65ZN ABSORPTION DATA 1298200400004 ENDBIB 2 0 1298200400005 NOCOMMON 0 0 1298200400006 DATA 3 1 1298200400007 EN-DUMMY DATA DATA-ERR 1298200400008 EV B B 1298200400009 0.0253 4.7 0.5 1298200400010 ENDDATA 3 0 1298200400011 ENDSUBENT 10 0 1298200499999 ENDENTRY 4 0 1298299999999