ENTRY 23713 20200601 22882371300000001 SUBENT 23713001 20200601 22882371300100001 BIB 13 25 2371300100002 TITLE Radiochemical studies of fission induced by 14.7 MeV 2371300100003 neutrons. Part II: thorium 2371300100004 AUTHOR (S.J.Lyle,G.R.Martin,J.E.Whitley) 2371300100005 REFERENCE (J,RCA,3,80,1964) 2371300100006 REL-REF (N,23711001,R.H.James+,J,RCA,3,76,1964) 2371300100007 Part I: uranium 2371300100008 (R,,S.Katcoff,J,NUC,18,(11),201,1960) 2371300100009 and Nuclear Data Sheets,Nat,Ac.Science, National 2371300100010 Research Council,Washington,D.C. ( year is not given) 2371300100011 Two refs. for decay schemes, half-lives,etc. 2371300100012 INSTITUTE (2UK DUR) 2371300100013 FACILITY (CCW,2UK DUR) 2371300100014 INC-SOURCE (D-T) 150 keV deuterons bombard zirconium-tritium 2371300100015 target 2371300100016 SAMPLE ~1 g of Th in nitrate or basic carbonate form. 2371300100017 DETECTOR (PROPC) Sugarman type gas-flow end-window proportional 2371300100018 counter, metallized VYNS window of 40 mug/cm2, 2371300100019 90% Ar + 10% methane mixture as working gas. 2371300100020 Counter efficiency 30-40 %. 2371300100021 (SCIN) Proton-recoil scintillator to measure the 2371300100022 flux variation. 2371300100023 METHOD (CHSEP) The details are given in J,RCA,3,76,1964 2371300100024 ANALYSIS Decay curve were extrapolated to end of irradiation. 2371300100025 CORRECTION For chemical yield, for counter efficiency. 2371300100026 HISTORY (20200601C) M.M. 2371300100027 ENDBIB 25 0 2371300100028 NOCOMMON 0 0 2371300100029 ENDSUBENT 28 0 2371300199999 SUBENT 23713002 20200601 22882371300200001 BIB 8 32 2371300200002 REACTION (90-TH-232(N,F)MASS,CHN,FY) 2371300200003 MONITOR (92-U-238(N,F)MASS,CHN,FY) 2371300200004 Substance counted Zr(C(8)H(7)O(3))4, 2371300200005 Nuclides measured Zr97(+Nb-97m,Nb-97g) 2371300200006 FLAG Substance counted Nuclides measured 2371300200007 ( 1.) AgBr Br-83 2371300200008 ( 2.) AgBr Br-84m,-84g 2371300200009 ( 3.) Sr(C(2)O(4))3*H(2)O Sr-91(+Y-91m,-91g) 2371300200010 ( 4.) Y(2)(C(2)O(4))3*9H(2)O Y93 2371300200011 ( 5.) MoO(8)(C(9)H(6)ON)3 Mo-99(+Tc-99m) 2371300200012 ( 6.) RuO(2) Ru-105(+Rh-105m,-105g) 2371300200013 ( 7.) AgIO(3) Ag-111 2371300200014 ( 8.) AgCl Ag-112 2371300200015 ( 9.) AgIO(3) Ag-113 2371300200016 (10.) Sb Sb-129(+Te-129) 2371300200017 (11.) Te or AgI Te-132(+I-132) or I-132 2371300200018 (12.) BaCl(2)*H(2)O Ba-139 2371300200019 (13.) Ce(2)(C(2)O(4))3*9H(2)O Ce-143(+Pr-143 2371300200020 ANALYSIS Mirror points were plotted using NU=4.6 n/fis, 2371300200021 mass distribution curve were normalized to 100% for 2371300200022 each of two peaks ( LF and HF). 2371300200023 REL-REF (R,,A.B.Smith+,J,PR,115,1242,1959) 2371300200024 NU value 4.6 is used, 2371300200025 4.64 at 14.2 MeV is given in the article of A.Smith as 2371300200026 from P.Billaud+,C,58GENEVA,paper 1186 , 2371300200027 in C,58GENEVA,16,106,1958 of P.Billaud - 2371300200028 4.64+-0.20 n/fis. 2371300200029 ERR-ANALYS (DATA-ERR) Type of uncertainty is not explained in the 2371300200030 article. 2371300200031 ADD-RES Peak-to valley yields ratio 5.2 was determined from 2371300200032 smoothed mass curve. 2371300200033 STATUS (TABLE) Table 1 of Radiochimica Acta,v.3,p.80,1964 2371300200034 ENDBIB 32 0 2371300200035 COMMON 4 3 2371300200036 EN EN-RSL-HW MASS-NRM MONIT 2371300200037 MEV MEV NO-DIM PC/FIS 2371300200038 14.7 0.2 97. 3.80 2371300200039 ENDCOMMON 3 0 2371300200040 DATA 4 13 2371300200041 MASS DATA DATA-ERR FLAG 2371300200042 NO-DIM PC/FIS PC/FIS NO-DIM 2371300200043 83. 1.45 0.32 1. 2371300200044 84. 1.86 0.12 2. 2371300200045 91. 6.50 0.33 3. 2371300200046 93. 5.80 0.40 4. 2371300200047 99. 1.84 0.09 5. 2371300200048 105. 1.21 0.10 6. 2371300200049 111. 1.50 0.2 7. 2371300200050 112. 1.29 0.10 8. 2371300200051 113. 1.26 0.07 9. 2371300200052 129. 1.19 0.09 10. 2371300200053 132. 3.05 0.20 11. 2371300200054 139. 6.02 0.33 12. 2371300200055 143. 5.44 0.41 13. 2371300200056 ENDDATA 15 0 2371300200057 ENDSUBENT 56 0 2371300299999 SUBENT 23713003 20200601 22882371300300001 BIB 4 7 2371300300002 REACTION ((90-TH-232(N,F)40-ZR-97,CUM,FY)/ 2371300300003 (90-TH-232(N,F)47-AG-113,CUM,FY)) 2371300300004 METHOD Irradiation at 90 deg relative to deuteron beam and 2371300300005 in forward direction. 2371300300006 FLAG (1.) Run 1 2371300300007 (2.) Run 2 2371300300008 STATUS (TABLE) Table 2 of Radiochimica Acta,v.3,p.80,1964 2371300300009 ENDBIB 7 0 2371300300010 NOCOMMON 0 0 2371300300011 DATA 3 4 2371300300012 EN DATA FLAG 2371300300013 MEV NO-DIM NO-DIM 2371300300014 14.1 2.91 1. 2371300300015 14.1 3.00 2. 2371300300016 14.8 2.82 1. 2371300300017 14.8 3.09 2. 2371300300018 ENDDATA 6 0 2371300300019 ENDSUBENT 18 0 2371300399999 SUBENT 23713004 20200601 22882371300400001 BIB 4 6 2371300400002 REACTION ((90-TH-232(N,F),SEC,AP,HF)/ 2371300400003 (90-TH-232(N,F),SEC,AP,LF)) 2371300400004 ANALYSIS Derived from smoothed mass curve. 2371300400005 REL-REF (A,,A.N.Protopopov+,J,JET,11,279,1960) 2371300400006 1.53+-0.05 2371300400007 STATUS (TABLE) Text page 83 of Radiochimica Acta,v.3,p.80,19642371300400008 ENDBIB 6 0 2371300400009 COMMON 2 3 2371300400010 EN EN-RSL-HW 2371300400011 MEV MEV 2371300400012 14.7 0.2 2371300400013 ENDCOMMON 3 0 2371300400014 DATA 1 1 2371300400015 DATA 2371300400016 NO-DIM 2371300400017 1.51 2371300400018 ENDDATA 3 0 2371300400019 ENDSUBENT 18 0 2371300499999 ENDENTRY 4 0 2371399999999