ENTRY 23705 20200505 22882370500000001 SUBENT 23705001 20200505 22882370500100001 BIB 12 25 2370500100002 TITLE Fine Structure in nuclear fission. 2370500100003 Part II. Yields from 14.8 MeV neutron induced fission 2370500100004 of 231Pa in the mass region 131-135 2370500100005 AUTHOR (O.Birgul,S.J.Lyle,J.Stellars) 2370500100006 REFERENCE (J,RCA,12,66,1969) 2370500100007 INSTITUTE (2UK KEN) 2370500100008 REL-REF (M,22062001,S.J.Lyle+,J,RCA,12,43,1969) 2370500100009 Neutron generation details. 2370500100010 (M,23701001,M.G.Brown+,J,RCA,6,16,1966) 2370500100011 (M,,M.G.Brown+,J,NIM,35,353,1965) 2370500100012 Two refs.for samples details 2370500100013 FACILITY (VDG,2UK KEN) 400 kV Van de Graaff 2370500100014 INC-SOURCE (D-T) 2370500100015 DETECTOR (PROPC) Calibrated gas counters for Xe; 2370500100016 end-window gas-flow beta proportional counter for 2370500100017 Mo and I. 2370500100018 METHOD (REC,CHSEP) 2370500100019 ASSUMED (ASSUM,91-PA-231(N,F),PR,NU) 2370500100020 From rel.ref. of M.G.Brown+, RCA,6,16,1966 2370500100021 ADD-RES Total chain yields calculated using various parameter2370500100022 c (empirical constant) and assuming prompt neutron 2370500100023 numbers for heavy and light fragment 2370500100024 NU-hf = Nu-lf= 2prt/fis (taking into account average 2370500100025 number of prompt neutrons = 4.25 prt/fis) 2370500100026 HISTORY (20200520C) M.M. 2370500100027 ENDBIB 25 0 2370500100028 COMMON 2 3 2370500100029 EN ASSUM 2370500100030 MEV PRT/FIS 2370500100031 14.8 4.25 2370500100032 ENDCOMMON 3 0 2370500100033 ENDSUBENT 32 0 2370500199999 SUBENT 23705002 20200520 22882370500200001 BIB 7 13 2370500200002 REACTION ((92-U-238(N,F)ELEM/MASS,CUM,FY)/ 2370500200003 (92-U-238(N,F)MASS,CHN,FY)) 2370500200004 DECAY-DATA (54-XE-135-G,9.16HR) 2370500200005 (54-XE-135-M,15.7MIN) 2370500200006 ANALYSIS Average value for three runs: 2370500200007 Xe-133 - 1.229, 0.967, 1.149, 2370500200008 Xe-135 - 1.253, 0.982, 1.158. 2370500200009 REL-REF (A,22062003,S.J.Lyle+,J,RCA,12,43,1969) 2370500200010 1.19+-0.03 for Xe-133, 1.26+-0.02 for Xe-135 2370500200011 ERR-ANALYS (DATA-ERR) Standard deviation 2370500200012 COMMENT Of authors. Measurement with U-238 was a text of the 2370500200013 recoil method. 2370500200014 STATUS (TABLE) Table 1 of Radiochimica Acta,v.12,p.66,1969 2370500200015 ENDBIB 13 0 2370500200016 COMMON 1 3 2370500200017 MASS-DN 2370500200018 NO-DIM 2370500200019 99. 2370500200020 ENDCOMMON 3 0 2370500200021 DATA 4 2 2370500200022 ELEMENT MASS-NM DATA DATA-ERR 2370500200023 NO-DIM NO-DIM NO-DIM NO-DIM 2370500200024 54. 133. 1.11 0.08 2370500200025 54. 135. 1.13 0.08 2370500200026 ENDDATA 4 0 2370500200027 ENDSUBENT 26 0 2370500299999 SUBENT 23705003 20200520 22882370500300001 BIB 5 16 2370500300002 REACTION 1(91-PA-231(N,F)ELEM/MASS,CUM,FY,,FRC) 2370500300003 Value in % in the article, coverted to NO-DIM units 2370500300004 by compiler. 2370500300005 2(91-PA-231(N,F)ELEM/MASS,IND,FY) 2370500300006 See ANALYSIS for REL explanation. 2370500300007 DECAY-DATA (54-XE-135-G,9.16HR) 2370500300008 (54-XE-135-M,15.7MIN) 2370500300009 ANALYSIS 1 Fraction of cumulative yield of Xe-135 formed 2370500300010 independently, average value for three runs: 2370500300011 40.24, 37.81, 39.01 %. 2370500300012 2 Normalized independent yield = 0.70*3.21 = 2.25+-0.13 2370500300013 Relative independent yield = 1.80*0.39 = 0.70+-0.04 2370500300014 ERR-ANALYS (DATA-ERR) Standard deviation 2370500300015 STATUS (TABLE) Table 2 of Radiochimica Acta,v.12,p.66,1969 2370500300016 2(DEP,23705004) Relative cumulative yield of Xe-135 2370500300017 from separate measuremets was taken 1.80+-0.10 2370500300018 ENDBIB 16 0 2370500300019 COMMON 2 3 2370500300020 ELEMENT MASS 2370500300021 NO-DIM NO-DIM 2370500300022 54. 135. 2370500300023 ENDCOMMON 3 0 2370500300024 DATA 4 1 2370500300025 DATA 1DATA-ERR 1DATA 2DATA-ERR 2 2370500300026 NO-DIM NO-DIM PC/FIS PC/FIS 2370500300027 0.390 0.007 2.25 0.13 2370500300028 ENDDATA 3 0 2370500300029 ENDSUBENT 28 0 2370500399999 SUBENT 23705004 20200520 22882370500400001 BIB 4 11 2370500400002 REACTION (91-PA-231(N,F)MASS,CHN,FY,,REL) 2370500400003 Relative cumulative yield up to and including the 2370500400004 isotope measured 2370500400005 FLAG (1.) Isotope measured I-131 Number of runs 4 2370500400006 (2.) I-132 4 2370500400007 (3.) I-133 3 2370500400008 (4.) Xe-133 3 2370500400009 (5.) I-134 3 2370500400010 (6.) Xe-135 3 2370500400011 ERR-ANALYS (DATA-ERR) Standard deviation 2370500400012 STATUS (TABLE) Table 4 of Radiochimica Acta,v.12,p.66,1969 2370500400013 ENDBIB 11 0 2370500400014 NOCOMMON 0 0 2370500400015 DATA 4 6 2370500400016 MASS DATA DATA-ERR FLAG 2370500400017 NO-DIM ARB-UNITS ARB-UNITS NO-DIM 2370500400018 131. 1.04 0.02 1. 2370500400019 132. 1.42 0.02 2. 2370500400020 133. 1.68 0.03 3. 2370500400021 133. 1.93 0.07 4. 2370500400022 134. 1.84 0.04 5. 2370500400023 135. 1.80 0.10 6. 2370500400024 ENDDATA 8 0 2370500400025 ENDSUBENT 24 0 2370500499999 SUBENT 23705005 20200520 22882370500500001 BIB 4 11 2370500500002 REACTION ((91-PA-231(N,F)MASS,CHN,FY)// 2370500500003 (91-PA-231(N,F)MASS,CHN,FY)) 2370500500004 Chain yield relative to mass 99 2370500500005 FLAG (1.) Isotope measured I-131 Number of runs 4 2370500500006 (2.) I-132 4 2370500500007 (3.) I-133 3 2370500500008 (4.) Xe-133 3 2370500500009 (5.) I-134 3 2370500500010 (6.) Xe-135 3 2370500500011 ERR-ANALYS (DATA-ERR) Standard deviation 2370500500012 STATUS (TABLE) Table 4 of Radiochimica Acta,v.12,p.66,1969 2370500500013 ENDBIB 11 0 2370500500014 COMMON 1 3 2370500500015 MASS-DN 2370500500016 NO-DIM 2370500500017 99. 2370500500018 ENDCOMMON 3 0 2370500500019 DATA 4 6 2370500500020 MASS-NM DATA DATA-ERR FLAG 2370500500021 NO-DIM NO-DIM NO-DIM NO-DIM 2370500500022 131. 1.05 0.02 1. 2370500500023 132. 1.47 0.05 2. 2370500500024 133. 1.79 0.03 3. 2370500500025 133. 1.93 0.07 4. 2370500500026 134. 2.86 0.06 5. 2370500500027 135. 2.12 0.12 6. 2370500500028 ENDDATA 8 0 2370500500029 ENDSUBENT 28 0 2370500599999 SUBENT 23705006 20200520 22882370500600001 BIB 5 7 2370500600002 REACTION (91-PA-231(N,F)MASS,CHN,FY) 2370500600003 Absolute chain yield 2370500600004 MONITOR (91-PA-231(N,F)MASS,CHN,FY) for mass=99. 2370500600005 MONIT-REF (,M.G.Brown,J,RCA,6,16,1966) 2370500600006 ERR-ANALYS (DATA-ERR) Standard deviation 2370500600007 STATUS (TABLE) Table 4 of Radiochimica Acta,v.12,p.66,1969 2370500600008 (DEP,23705005) Chain yield relative to mass 99. 2370500600009 ENDBIB 7 0 2370500600010 COMMON 2 3 2370500600011 MASS-NRM MONIT 2370500600012 NO-DIM PC/FIS 2370500600013 99. 3.21 2370500600014 ENDCOMMON 3 0 2370500600015 DATA 3 6 2370500600016 MASS DATA DATA-ERR 2370500600017 NO-DIM PC/FIS PC/FIS 2370500600018 131. 3.37 0.32 2370500600019 132. 4.72 0.16 2370500600020 133. 5.74 0.10 2370500600021 133. 6.19 0.22 2370500600022 134. 9.18 0.19 2370500600023 135. 6.80 0.38 2370500600024 ENDDATA 8 0 2370500600025 ENDSUBENT 24 0 2370500699999 ENDENTRY 6 0 2370599999999