ENTRY 32666 20211117 32033266600000001 SUBENT 32666001 20211117 32033266600100001 BIB 17 85 3266600100002 INSTITUTE (3CHFTHU) 3266600100003 TITLE Cumulative fission product yield of fast-neutron of 3266600100004 Th-232 3266600100005 AUTHOR (C.Chung,L.-K.Pan) 3266600100006 REFERENCE (J,RCA,38,173,1985) 3266600100007 (C,87ROSSEA,,(H3),1987) C.Chung, abstract 3266600100008 FACILITY (REAC,3CHFTHU) 3266600100009 SAMPLE Thorium metal foil 5 mm thick were sealed in 3266600100010 polyethylene bag and covered with 0.2 cm cadmium 3266600100011 capsule, which in turn was placed in a plastic carrier 3266600100012 filled with 2 cm of boron carbide. 3266600100013 INC-SOURCE (REAC) 3266600100014 DETECTOR (GELI) The counting system consisted of a 50 ccm Ge(Li)3266600100015 detector connected to a TN-1710 2048-channel analyser 3266600100016 coupled to an Apple-II PC. The system resolution was 3266600100017 2.4 keV FWHM at 1332 keV. The detector efficiency in 3266600100018 the range 80-2000 keV was calibrated using sets of IAEA3266600100019 and NBS standard sources. 3266600100020 INC-SPECT Epithermal reactor neutron spectrum. 3266600100021 METHOD (FPGAM) 3266600100022 ERR-ANALYS (ERR-T) The errors are given as one standard deviation:3266600100023 (ERR-1) detection efficiency ....... 3.3% 3266600100024 (MONIT-ERR) CFY(Ba-140) normalization.....3.3% 3266600100025 (ERR-3,0.9,1.4) sample weight .............. 0.9-1.4% 3266600100026 (ERR-4,0.2,18.) gamma-ray intensity ........ 0.2-18.0% 3266600100027 (ERR-S,0.4,12.) gamma counting statistics .. 0.4-12.% 3266600100028 ---------------------------------------------- 3266600100029 total yield error .......... 4.8-18.90% 3266600100030 The total error was calculated as the square root of 3266600100031 the sum of squares of individual errors 3266600100032 MONITOR (90-TH-232(N,F)56-BA-140,IND,FY,,FIS) 3266600100033 The absolute fission yields was obtained by normalizing3266600100034 the CFY (140Ba) to the average values of published data3266600100035 MONIT-REF (13367001,A.Turkevich+,J,PR,84,52,1951) 3266600100036 (,R.H.Iyer+,J,JIN,25,465,1963) 3266600100037 (,A.Wyttenbach+,C,65SALZBURG,,415,1965) 3266600100038 (,M.Bresesti+,J,JIN,29,1189,1967) 3266600100039 (13234001,J.W.Harvey+,J,CJC,46,2911,1968) 3266600100040 (13200001,J.M.Crook+,R,IS-558,1963) Iowa St.Univ.report3266600100041 (21723001,H.N.Erten+,J,NSE,79,167,1981) 3266600100042 Additionally, data were used from: 3266600100043 * Coryell+, N.: Radiochem.Studies: The fission 3266600100044 products, McGraw-Hill Book Co.,NY, 1951 3266600100045 * Brasca+, Energia Nucleare (Milan), 3266600100046 vol.20, p.691,1973 (Madrid) 3266600100047 DECAY-MON (56-BA-140,12.79D,DG,537.6,0.24) 3266600100048 DECAY-DATA ((1.)34-SE-84,198.0SEC,DG,408.0,1.00) 3266600100049 ((2.)36-KR-87,4650.0SEC,DG,402.6,0.5) 3266600100050 ((3.)35-BR-88,16.6SEC,DG,775.0,0.77) 3266600100051 ((4.)37-RB-89,921.0SEC,DG,1031.9,0.58) 3266600100052 ((5.)38-SR-93,444.SEC,DG,590.2,0.73) 3266600100053 ((6.)38-SR-94,75.0SEC,DG,1428.03,0.94) 3266600100054 ((7.)38-SR-95,24.4SEC,DG,685.0,0.24) 3266600100055 ((8.)39-Y-91-M,2982.SEC,DG,555.6,0.95) 3266600100056 ((9.)40-ZR-97,16.9HR,DG,743.4,0.98) 3266600100057 ((10.)42-MO-99,66.02HR,DG,140.5,0.91) 3266600100058 ((11.)51-SB-131,1381.8SEC,DG,943.4,0.44) 3266600100059 ((12.)51-SB-132-M,252.0SEC,DG,697.1,0.93) 3266600100060 ((13.)52-TE-133-G,744.0SEC,DG,407.6,0.33) 3266600100061 ((14.)52-TE-132,78.0HR,DG,228.3,0.88) 3266600100062 ((15.)53-I-134-G,3156.0SEC,DG,1072.5,0.15) 3266600100063 ((16.)53-I-136-G,83.0SEC,DG,1313.0,0.68) 3266600100064 ((17.)53-I-131,8.04D,DG,364.5,0.82) 3266600100065 ((18.)53-I-136-M,46.0SEC,DG,381.4,1.0) 3266600100066 ((19.)54-XE-139,39.7SEC,DG,218.8,0.5) 3266600100067 ((20.)54-XE-135-G,9.1HR,DG,249.8,0.9) 3266600100068 ((21.)54-XE-135-M,936.SEC,DG,526.6,0.81) 3266600100069 ((22.)55-CS-138-G,1932.0SEC,DG,1435.9,0.76) 3266600100070 ((23.)55-CS-140,65.0SEC,DG,602.0,0.72) 3266600100071 ((24.)56-BA-139,4974.0SEC,DG,165.8,0.22) 3266600100072 ((25.)56-BA-141,1092.0SEC,DG,343.7,0.14) 3266600100073 ((26.)60-ND-149,6228.SEC,DG,211.3,0.26) 3266600100074 ((27.)56-BA-143,13.5SEC,DG,211.8,0.25) 3266600100075 ((28.)57-LA-140,40.3HR,DG,1596.6,0.95) 3266600100076 ((29.)57-LA-144,40.SEC,DG,397.4,0.90) 3266600100077 ((30.)58-CE-141,32.5D,DG,145.4,0.48) 3266600100078 ((31.)58-CE-148,56.0SEC,DG,291.7,0.17) 3266600100079 ((32.)58-CE-145,180.0SEC,DG,724.3,0.68) 3266600100080 ((33.)58-CE-146,840.0SEC,DG,316.8,0.55) 3266600100081 STATUS (TABLE) Table 7 of Radiochim.Acta.38(1985)173 3266600100082 HISTORY (20060701C) Compiled by Yu Hongwei 3266600100083 (20160624U) VS. DECAY-DATA corrected. 3266600100084 (20160927A) VS. Missing isomers added in 002. 3266600100085 (20211029A) VS. Reference 87ROSSEA,,(H3),1987 added. 3266600100086 SF8: FST -> EPI in 002. 3266600100087 ENDBIB 85 0 3266600100088 COMMON 1 3 3266600100089 ERR-1 3266600100090 PER-CENT 3266600100091 3.3 3266600100092 ENDCOMMON 3 0 3266600100093 ENDSUBENT 92 0 3266600199999 SUBENT 32666002 20211117 32033266600200001 BIB 2 2 3266600200002 REACTION (90-TH-232(N,F)ELEM/MASS,CUM,FY,,EPI) 3266600200003 HISTORY (20160927A) VS. Missing isomers added. 3266600200004 ENDBIB 2 0 3266600200005 COMMON 3 3 3266600200006 EN-DUMMY MONIT MONIT-ERR 3266600200007 MEV PC/FIS PER-CENT 3266600200008 1. 7.97 3.3 3266600200009 ENDCOMMON 3 0 3266600200010 DATA 6 33 3266600200011 MASS ELEMENT ISOMER DATA ERR-T DECAY-FLAG 3266600200012 NO-DIM NO-DIM NO-DIM PC/FIS PC/FIS NO-DIM 3266600200013 84. 34. 2.32 0.11 1. 3266600200014 87. 36. 4.42 0.31 2. 3266600200015 88. 35. 4.88 0.32 3. 3266600200016 89. 37. 7.34 0.72 4. 3266600200017 91. 39. 1.0 4.31 0.26 8. 3266600200018 93. 38. 6.27 0.75 5. 3266600200019 94. 38. 5.49 0.25 6. 3266600200020 95. 38. 3.00 0.31 7. 3266600200021 97. 40. 5.60 0.66 9. 3266600200022 99. 42. 2.34 0.28 10. 3266600200023 131. 51. 1.83 0.21 11. 3266600200024 131. 53. 2.05 0.25 17. 3266600200025 132. 51. 1.0 2.63 0.32 12. 3266600200026 132. 52. 3.43 0.32 14. 3266600200027 133. 52. 1.33 0.66 13. 3266600200028 134. 53. 6.16 0.60 15. 3266600200029 135. 54. 1.0 2.32 0.11 21. 3266600200030 135. 54. 0.0 5.32 0.36 20. 3266600200031 136. 53. 1.0 0.80 0.05 18. 3266600200032 136. 53. 0.0 3.61 0.17 16. 3266600200033 138. 55. 5.54 0.35 22. 3266600200034 139. 54. 3.70 0.70 19. 3266600200035 139. 56. 8.55 0.54 24. 3266600200036 140. 55. 4.14 0.26 23. 3266600200037 140. 57. 9.3 1.2 28. 3266600200038 141. 56. 5.18 0.55 25. 3266600200039 141. 58. 5.54 0.68 30. 3266600200040 143. 56. 2.47 0.16 27. 3266600200041 144. 57. 3.58 0.38 29. 3266600200042 145. 58. 4.20 0.26 32. 3266600200043 146. 58. 6.22 0.36 33. 3266600200044 148. 58. 1.91 0.17 31. 3266600200045 149. 60. 1.15 0.15 26. 3266600200046 ENDDATA 35 0 3266600200047 ENDSUBENT 46 0 3266600299999 ENDENTRY 2 0 3266699999999