ENTRY C2478 20200220 C191C247800000001 SUBENT C2478001 20200220 C191C247800100001 BIB 12 32 C247800100002 TITLE Fission of Th232 Induced by Intermediate-Energy He4 C247800100003 Ions C247800100004 AUTHOR (T.C.Roginski,M.E.Davis,J.W.Cobble) C247800100005 REFERENCE (J,PR/C,4,1361,1971) C247800100006 #doi:10.1103/PhysRevC.4.1361 C247800100007 REL-REF (M,C2308001,R.Gunnink+,J,PR,115,1247,1959) Chemical C247800100008 separations of the binary products. C247800100009 (I,,L.J.Colby Jr+,J,AC,31,798,1959) Gamma count.system C247800100010 INSTITUTE (1USAPUR) C247800100011 FACILITY (CYCLO,1USAANL) The 60-in. cyclotron at Argonne C247800100012 National Laboratory. C247800100013 SAMPLE In most experiments 1.4-1.5-mil thorium metal foils C247800100014 were used. C247800100015 DETECTOR (GEMUC) C247800100016 METHOD (CHSEP) Radiochemical methods. Previously C247800100017 standardized beta and gamma counting systems were C247800100018 used for the higher-yield species and anti C247800100019 coincidence low-background (<0.24 counts/min) Geiger C247800100020 counters shielded with several tons of lead were used C247800100021 for the lower-yield species to determine absolute C247800100022 disintegration rates. C247800100023 ANALYSIS (DECAY) C247800100024 CORRECTION Isobaric cross sections obtained from cumulative C247800100025 isotopic yields were based on independent yield C247800100026 corrections using the constant charge ratio C247800100027 (CCR) rule. Such corrections amounted to a few C247800100028 percent except for iodine isotopes (35-40%) and some C247800100029 heavier rare-earth isotopes (~12%). The CCR rule has C247800100030 been shown to give sufficiently accurate corrections C247800100031 for the purposes of the present research in the C247800100032 fission of heavy elements at intermediate energies. C247800100033 HISTORY (20200220C) BP C247800100034 ENDBIB 32 0 C247800100035 NOCOMMON 0 0 C247800100036 ENDSUBENT 35 0 C247800199999 SUBENT C2478002 20200220 C191C247800200001 BIB 4 4 C247800200002 REACTION (90-TH-232(A,F)ELEM/MASS,,SIG) C247800200003 ERR-ANALYS (DATA-ERR) No details on sources of uncertainties. C247800200004 FLAG (1.) Estimated as 9% of Cd-115 total. C247800200005 STATUS (TABLE) Table I, pages 1362-1363. C247800200006 ENDBIB 4 0 C247800200007 COMMON 1 3 C247800200008 EN C247800200009 MEV C247800200010 22.9 C247800200011 ENDCOMMON 3 0 C247800200012 DATA 6 24 C247800200013 ELEMENT MASS ISOMER DATA DATA-ERR FLAG C247800200014 NO-DIM NO-DIM NO-DIM MB MB NO-DIM C247800200015 35.0 83.0 0.72 0.04 C247800200016 38.0 89.0 1.76 0.15 C247800200017 38.0 91.0 2.52 0.25 C247800200018 40.0 95.0 4.29 0.09 C247800200019 40.0 97.0 3.34 0.35 C247800200020 44.0 103.0 2.26 0.20 C247800200021 44.0 105.0 1.41 0.22 C247800200022 44.0 106.0 1.01 0.11 C247800200023 46.0 112.0 0.57 0.06 C247800200024 47.0 113.0 0.79 0.77 C247800200025 48.0 115.0 0. 0.58 0.67 C247800200026 48.0 115.0 1. 0.05 1.C247800200027 48.0 115.0 0.63 0.07 C247800200028 53.0 131.0 1.96 0.10 C247800200029 53.0 133.0 2.86 0.13 C247800200030 58.0 141.0 2.96 0.49 C247800200031 58.0 145.0 2.50 0.45 C247800200032 59.0 145.0 1.64 0.03 C247800200033 60.0 147.0 1.08 0.08 C247800200034 62.0 153.0 0.119 0.006 C247800200035 63.0 156.0 0.0328 0.004 C247800200036 63.0 157.0 0.025 0.003 C247800200037 64.0 159.0 0.0103 0.0015 C247800200038 65.0 161.0 0.00549 0.006 C247800200039 ENDDATA 26 0 C247800200040 ENDSUBENT 39 0 C247800299999 SUBENT C2478003 20200220 C191C247800300001 BIB 3 3 C247800300002 REACTION (90-TH-232(A,F)ELEM/MASS,,SIG) C247800300003 ERR-ANALYS (DATA-ERR) No details on sources of uncertainties. C247800300004 STATUS (TABLE) Table I, pages 1362-1363. C247800300005 ENDBIB 3 0 C247800300006 COMMON 1 3 C247800300007 EN C247800300008 MEV C247800300009 33.2 C247800300010 ENDCOMMON 3 0 C247800300011 DATA 5 25 C247800300012 ELEMENT MASS ISOMER DATA DATA-ERR C247800300013 NO-DIM NO-DIM NO-DIM MB MB C247800300014 35.0 83.0 8.98 0.43 C247800300015 38.0 89.0 23.2 2.4 C247800300016 38.0 91.0 29.4 2.6 C247800300017 39.0 93.0 34.8 5.0 C247800300018 40.0 95.0 46.5 4.0 C247800300019 40.0 97.0 37.4 2.6 C247800300020 44.0 103.0 27.4 2.8 C247800300021 44.0 105.0 19.6 1.0 C247800300022 44.0 106.0 14.4 4.0 C247800300023 46.0 112.0 15.0 1.8 C247800300024 47.0 113.0 21.2 1.3 C247800300025 48.0 115.0 0. 14.8 0.8 C247800300026 48.0 115.0 1. 1.08 0.4 C247800300027 48.0 115.0 16.1 0.8 C247800300028 53.0 131.0 21.8 0.8 C247800300029 53.0 133.0 32.7 1.1 C247800300030 58.0 141.0 28.8 2.9 C247800300031 58.0 145.0 24.3 1.2 C247800300032 59.0 145.0 15.4 2.0 C247800300033 60.0 147.0 10.1 0.80 C247800300034 62.0 153.0 1.54 0.33 C247800300035 63.0 156.0 0.548 0.033 C247800300036 63.0 157.0 0.305 0.050 C247800300037 64.0 159.0 0.183 0.007 C247800300038 65.0 161.0 0.095 0.024 C247800300039 ENDDATA 27 0 C247800300040 ENDSUBENT 39 0 C247800399999 SUBENT C2478004 20200220 C191C247800400001 BIB 3 3 C247800400002 REACTION (90-TH-232(A,F)ELEM/MASS,,SIG) C247800400003 ERR-ANALYS (DATA-ERR) No details on sources of uncertainties. C247800400004 STATUS (TABLE) Table I, pages 1362-1363. C247800400005 ENDBIB 3 0 C247800400006 COMMON 1 3 C247800400007 EN C247800400008 MEV C247800400009 39.1 C247800400010 ENDCOMMON 3 0 C247800400011 DATA 5 24 C247800400012 ELEMENT MASS ISOMER DATA DATA-ERR C247800400013 NO-DIM NO-DIM NO-DIM MB MB C247800400014 35.0 83.0 13.5 0.20 C247800400015 38.0 89.0 30.1 2.3 C247800400016 38.0 91.0 38.7 2.6 C247800400017 39.0 93.0 50.5 5.0 C247800400018 40.0 95.0 58.0 7.4 C247800400019 40.0 97.0 49.7 6.7 C247800400020 44.0 103.0 42.4 3.7 C247800400021 44.0 105.0 31.9 4.5 C247800400022 44.0 106.0 23.6 1.0 C247800400023 46.0 112.0 24.8 0.7 C247800400024 47.0 113.0 31.9 1.9 C247800400025 48.0 115.0 0. 27.8 1.6 C247800400026 48.0 115.0 1. 2.08 0.29 C247800400027 48.0 115.0 30.6 0.9 C247800400028 53.0 131.0 29.9 2.2 C247800400029 53.0 133.0 40.9 1.2 C247800400030 58.0 141.0 36.0 1.5 C247800400031 58.0 145.0 28.4 0.10 C247800400032 60.0 147.0 12.7 0.70 C247800400033 62.0 153.0 2.44 0.52 C247800400034 63.0 156.0 0.990 0.270 C247800400035 63.0 157.0 0.780 0.022 C247800400036 64.0 159.0 0.383 0.007 C247800400037 65.0 161.0 0.100 0.00025 C247800400038 ENDDATA 26 0 C247800400039 ENDSUBENT 38 0 C247800499999 SUBENT C2478005 20200220 C191C247800500001 BIB 4 4 C247800500002 REACTION (90-TH-232(A,F)ELEM/MASS,,SIG) C247800500003 ERR-ANALYS (DATA-ERR) No details on sources of uncertainties. C247800500004 FLAG (1.) Extrapolated from lower energies. C247800500005 STATUS (TABLE) Table I, pages 1362-1363. C247800500006 ENDBIB 4 0 C247800500007 COMMON 1 3 C247800500008 EN C247800500009 MEV C247800500010 41.3 C247800500011 ENDCOMMON 3 0 C247800500012 DATA 6 30 C247800500013 ELEMENT MASS DATA DATA-ERR DATA-MAX FLAG C247800500014 NO-DIM NO-DIM MB MB MB NO-DIM C247800500015 11.0 24.0 730.0E-6 200.0E-6 C247800500016 12.0 28.0 125.0E-6 20.0E-6 C247800500017 14.0 31.0 24.0E-6 5.0E-6 C247800500018 16.0 38.0 10.0E-6 3.0E-6 C247800500019 20.0 47.0 1.2E-6 C247800500020 25.0 56.0 565.0E-6 50.0E-6 C247800500021 28.0 66.0 29.0E-3 4.0E-3 C247800500022 30.0 72.0 170.0E-3 10.0E-3 C247800500023 35.0 83.0 14.5 1.C247800500024 38.0 89.0 34.0 1.C247800500025 38.0 91.0 40.0 1.C247800500026 40.0 95.0 63.0 1.C247800500027 40.0 97.0 56.0 1.C247800500028 44.0 103.0 46.0 1.C247800500029 44.0 105.0 34.0 1.C247800500030 44.0 106.0 25.0 1.C247800500031 46.0 112.0 28.0 1.C247800500032 47.0 113.0 34.0 1.C247800500033 48.0 115.0 37.0 1.C247800500034 53.0 131.0 32.0 1.C247800500035 53.0 133.0 45.0 1.C247800500036 58.0 141.0 38.0 1.C247800500037 58.0 145.0 31.0 1.C247800500038 60.0 147.0 13.0 1.C247800500039 62.0 153.0 2.8 1.C247800500040 63.0 156.0 1.0 1.C247800500041 63.0 157.0 0.9 1.C247800500042 64.0 159.0 0.45 1.C247800500043 65.0 161.0 0.105 1.C247800500044 79.0 199.0 1.3E-6 C247800500045 ENDDATA 32 0 C247800500046 ENDSUBENT 45 0 C247800599999 SUBENT C2478006 20200220 C191C247800600001 BIB 4 12 C247800600002 REACTION (90-TH-232(A,F)MASS,CHN,SIG) C247800600003 ANALYSIS Isobaric cross sections obtained from cumulative C247800600004 isotopic yields were based on independent yield C247800600005 corrections using the constant charge ratio C247800600006 (CCR) rule. Such corrections amounted to a few C247800600007 percent except for iodine isotopes (35-40%) and some C247800600008 heavier rare-earth isotopes (~12%). C247800600009 ERR-ANALYS (DATA-ERR,10.,20.) The binary-fission cross sections C247800600010 are believed accurate to about -+10% and the C247800600011 lower-yield ternary products to -+20%. C247800600012 STATUS (DEP,C2478002) C247800600013 (TABLE) Table I, pages 1362-1363. C247800600014 ENDBIB 12 0 C247800600015 COMMON 1 3 C247800600016 EN C247800600017 MEV C247800600018 22.9 C247800600019 ENDCOMMON 3 0 C247800600020 DATA 2 22 C247800600021 MASS DATA C247800600022 NO-DIM MB C247800600023 83.0 0.65 C247800600024 89.0 1.76 C247800600025 91.0 2.52 C247800600026 95.0 4.29 C247800600027 97.0 3.37 C247800600028 103.0 2.26 C247800600029 105.0 1.41 C247800600030 106.0 1.01 C247800600031 112.0 0.57 C247800600032 113.0 0.79 C247800600033 115.0 0.63 C247800600034 131.0 3.02 C247800600035 133.0 3.26 C247800600036 141.0 2.96 C247800600037 145.0 2.53 C247800600038 145.0 1.66 C247800600039 147.0 1.08 C247800600040 153.0 0.120 C247800600041 156.0 0.033 C247800600042 157.0 0.026 C247800600043 159.0 0.0110 C247800600044 161.0 0.006 C247800600045 ENDDATA 24 0 C247800600046 ENDSUBENT 45 0 C247800699999 SUBENT C2478007 20200220 C191C247800700001 BIB 4 12 C247800700002 REACTION (90-TH-232(A,F)MASS,CHN,SIG) C247800700003 ANALYSIS Isobaric cross sections obtained from cumulative C247800700004 isotopic yields were based on independent yield C247800700005 corrections using the constant charge ratio C247800700006 (CCR) rule. Such corrections amounted to a few C247800700007 percent except for iodine isotopes (35-40%) and some C247800700008 heavier rare-earth isotopes (~12%). C247800700009 ERR-ANALYS (DATA-ERR,10.,20.) The binary-fission cross sections C247800700010 are believed accurate to about -+10% and the C247800700011 lower-yield ternary products to -+20%. C247800700012 STATUS (DEP,C2478003) C247800700013 (TABLE) Table I, pages 1362-1363. C247800700014 ENDBIB 12 0 C247800700015 COMMON 1 3 C247800700016 EN C247800700017 MEV C247800700018 33.2 C247800700019 ENDCOMMON 3 0 C247800700020 DATA 2 23 C247800700021 MASS DATA C247800700022 NO-DIM MB C247800700023 83.0 8.08 C247800700024 89.0 23.2 C247800700025 91.0 29.7 C247800700026 93.0 34.8 C247800700027 95.0 46.5 C247800700028 97.0 37.8 C247800700029 103.0 27.4 C247800700030 105.0 19.6 C247800700031 106.0 14.4 C247800700032 112.0 15.2 C247800700033 113.0 21.2 C247800700034 115.0 16.1 C247800700035 131.0 34.6 C247800700036 133.0 39.4 C247800700037 141.0 28.8 C247800700038 145.0 24.8 C247800700039 145.0 15.6 C247800700040 147.0 10.2 C247800700041 153.0 1.56 C247800700042 156.0 0.565 C247800700043 157.0 0.328 C247800700044 159.0 0.193 C247800700045 161.0 0.098 C247800700046 ENDDATA 25 0 C247800700047 ENDSUBENT 46 0 C247800799999 SUBENT C2478008 20200220 C191C247800800001 BIB 4 12 C247800800002 REACTION (90-TH-232(A,F)MASS,CHN,SIG) C247800800003 ANALYSIS Isobaric cross sections obtained from cumulative C247800800004 isotopic yields were based on independenty ield C247800800005 corrections using the constant charge ratio C247800800006 (CCR) rule. Such corrections amounted to a few C247800800007 percent except for iodine isotopes (35-40%) and some C247800800008 heavier rare-earth isotopes (~12%). C247800800009 ERR-ANALYS (DATA-ERR,10.,20.) The binary-fission cross sections C247800800010 are believed accurate to about -+10% and the C247800800011 lower-yield ternary products to -+20%. C247800800012 STATUS (DEP,C2478004) C247800800013 (TABLE) Table I, pages 1362-1363. C247800800014 ENDBIB 12 0 C247800800015 COMMON 1 3 C247800800016 EN C247800800017 MEV C247800800018 39.1 C247800800019 ENDCOMMON 3 0 C247800800020 DATA 2 22 C247800800021 MASS DATA C247800800022 NO-DIM MB C247800800023 83.0 12.2 C247800800024 89.0 30.1 C247800800025 91.0 39.1 C247800800026 93.0 50.5 C247800800027 95.0 58.0 C247800800028 97.0 50.2 C247800800029 103.0 42.4 C247800800030 105.0 31.9 C247800800031 106.0 23.8 C247800800032 112.0 25.1 C247800800033 113.0 31.9 C247800800034 115.0 30.6 C247800800035 131.0 47.9 C247800800036 133.0 55.3 C247800800037 141.0 36.4 C247800800038 145.0 29.3 C247800800039 147.0 12.8 C247800800040 153.0 2.51 C247800800041 156.0 1.004 C247800800042 157.0 0.886 C247800800043 159.0 0.416 C247800800044 161.0 0.105 C247800800045 ENDDATA 24 0 C247800800046 ENDSUBENT 45 0 C247800899999 SUBENT C2478009 20200220 C191C247800900001 BIB 5 13 C247800900002 REACTION (90-TH-232(A,F)MASS,CHN,SIG) C247800900003 ANALYSIS Isobaric cross sections obtained from cumulative C247800900004 isotopic yields were based on independent yield C247800900005 corrections using the constant charge ratio C247800900006 (CCR) rule. Such corrections amounted to a few C247800900007 percent except for iodine isotopes (35-40%) and some C247800900008 heavier rare-earth isotopes (~12%). C247800900009 ERR-ANALYS (DATA-ERR,10.,20.) The binary-fission cross sections C247800900010 are believed accurate to about -+10% and the C247800900011 lower-yield ternary products to -+20%. C247800900012 FLAG (1.) Extrapolated from lower energies. C247800900013 STATUS (DEP,C2478005) C247800900014 (TABLE) Table I, pages 1362-1363. C247800900015 ENDBIB 13 0 C247800900016 COMMON 1 3 C247800900017 EN C247800900018 MEV C247800900019 41.3 C247800900020 ENDCOMMON 3 0 C247800900021 DATA 4 30 C247800900022 MASS DATA DATA-MAX FLAG C247800900023 NO-DIM MB MB NO-DIM C247800900024 24.0 730.0E-6 C247800900025 28.0 125.0E-6 C247800900026 31.0 24.0E-6 C247800900027 38.0 10.0E-6 C247800900028 47.0 1.2E-6 C247800900029 56.0 565.0E-6 C247800900030 66.0 30.0E-3 C247800900031 72.0 172.0E-3 C247800900032 83.0 14.0 1. C247800900033 89.0 34.0 1. C247800900034 91.0 40.0 1. C247800900035 95.0 63.0 1. C247800900036 97.0 57.0 1. C247800900037 103.0 46.0 1. C247800900038 105.0 34.0 1. C247800900039 106.0 25.0 1. C247800900040 112.0 28.0 1. C247800900041 113.0 34.0 1. C247800900042 115.0 37.0 1. C247800900043 131.0 50.0 1. C247800900044 133.0 60.0 1. C247800900045 141.0 38.0 1. C247800900046 145.0 32.0 1. C247800900047 147.0 13.0 1. C247800900048 153.0 2.9 1. C247800900049 156.0 1.100 1. C247800900050 157.0 0.990 1. C247800900051 159.0 0.500 1. C247800900052 161.0 0.110 1. C247800900053 199.0 1.3E-6 C247800900054 ENDDATA 32 0 C247800900055 ENDSUBENT 54 0 C247800999999 ENDENTRY 9 0 C247899999999