ENTRY 13476 19900405 00001347600000001 SUBENT 13476001 19900405 00001347600100001 BIB 12 24 1347600100002 INSTITUTE (1CANMCG) 1347600100003 REFERENCE (J,CJC,38,421,60) 1347600100004 AUTHOR (D.C.SANTRY,L.YAFFE) 1347600100005 TITLE ABSOLUTE THERMAL NEUTRON FISSION YIELDS OF U233 1347600100006 FACILITY (REAC) NRX 1347600100007 SAMPLE URANIUM OXIDE, 97.46% 233U, 2.54% 238U 1347600100008 MONITOR ((MONIT1)27-CO-59(N,G)27-CO-60,,SIG) 1347600100009 ((MONIT2)92-U-233(N,F),,SIG) 1347600100010 METHOD (RCHEM) 1347600100011 CORRECTION NOT CORRECTED FOR DELAYED NEUTRON EMISSION 1347600100012 ERR-ANALYS (DATA-ERR) INCLUDE THE FOLLOWING UNCERTAINTIES: 1347600100013 - SYSTEMATIC UNCERTAINTIES < 0.5% 1347600100014 - FAST FISSION CORRECTION 0.2% 1347600100015 - LOSS OF ACTIVITY BY FISSION RECOIL 0.2% 1347600100016 - SOURCE-MOUNT ABSORPTION 0.2% 1347600100017 - SELF-ABSORPTION IN SAMPLE 0.1-2% 1347600100018 - SATURATION ACTIVITY CALCULATIONS 1347600100019 - ERRORS IN REPORTED DECAY SCHEMES AND DECAY CONSTANTS 1347600100020 WHERE MORE THAN ONE DETERMINATION WAS MADE, THE YIELD 1347600100021 GIVEN WAS CALCULATED BY WEIGHING EACH VALUE BY THE 1347600100022 RECIPROCAL OF ITS EXPERIMENTAL ERROR. THE UNCERTAINTY 1347600100023 QUOTED IS THE STANDARD DEVIATION 1347600100024 STATUS (RIDER) 60SAN1 1347600100025 HISTORY (900405C) VM 1347600100026 ENDBIB 24 0 1347600100027 COMMON 3 3 1347600100028 EN-DUMMY MONIT1 MONIT2 1347600100029 EV B B 1347600100030 0.0253 36.3 524. 1347600100031 ENDCOMMON 3 0 1347600100032 ENDSUBENT 31 0 1347600199999 SUBENT 13476002 19900405 00001347600200001 BIB 2 23 1347600200002 REACTION (92-U-233(N,F)ELEM/MASS,CUM,FY,,SPA) 1347600200003 DECAY-DATA ((1.)35-BR-82-G,34.5HR) 1347600200004 ((2.)38-SR-89,50.4D) 1347600200005 ((3.)38-SR-90,27.7YR) 1347600200006 ((4.)38-SR-91,9.7HR) 1347600200007 ((5.)39-Y-91-G,59.D) 1347600200008 ((6.)40-ZR-95,65.D) 1347600200009 ((7.)41-NB-95-G,35.D) 1347600200010 ((8.)44-RU-103,40.D) 1347600200011 ((9.)45-RH-105-G,36.5HR) 1347600200012 ((10.)44-RU-106,1.02YR) 1347600200013 ((11.)47-AG-111-G,7.6D) 1347600200014 ((12.)46-PD-112,21.HR) 1347600200015 ((13.)51-SB-127,91.HR) 1347600200016 ((14.)53-I-131,8.05D) 1347600200017 ((15.)52-TE-132,77.HR) 1347600200018 ((16.)53-I-133-G,20.9HR) 1347600200019 ((17.)55-CS-136-G,12.9D) 1347600200020 ((18.)55-CS-137,30.0YR) 1347600200021 ((19.)56-BA-140,12.8D) 1347600200022 ((20.)58-CE-141,33.D) 1347600200023 ((21.)58-CE-143,33.HR) 1347600200024 ((22.)58-CE-144,285.D) 1347600200025 ENDBIB 23 0 1347600200026 NOCOMMON 0 0 1347600200027 DATA 5 22 1347600200028 MASS ELEMENT DATA DATA-ERR DECAY-FLAG 1347600200029 NO-DIM NO-DIM PC/FIS PC/FIS NO-DIM 1347600200030 82. 35. 0.000746 0.000017 1. 1347600200031 89. 38. 5.56 0.15 2. 1347600200032 90. 38. 6.19 0.03 3. 1347600200033 91. 38. 4.82 0.25 4. 1347600200034 91. 39. 3.55 0.06 5. 1347600200035 95. 40. 5.01 0.56 6. 1347600200036 95. 41. 5.16 0.64 7. 1347600200037 103. 44. 2.02 0.08 8. 1347600200038 105. 45. 0.146 0.037 9. 1347600200039 106. 44. 0.259 0.030 10. 1347600200040 111. 47. 0.0187 0.0002 11. 1347600200041 112. 46. 0.0125 0.0004 12. 1347600200042 127. 51. 0.59 0.08 13. 1347600200043 131. 53. 2.84 0.20 14. 1347600200044 132. 52. 4.32 0.25 15. 1347600200045 133. 53. 3.37 0.29 16. 1347600200046 136. 55. 0.0849 0.0022 17. 1347600200047 137. 55. 5.39 0.11 18. 1347600200048 140. 56. 5.21 0.27 19. 1347600200049 141. 58. 5.30 0.10 20. 1347600200050 143. 58. 6.99 0.35 21. 1347600200051 144. 58. 3.69 0.18 22. 1347600200052 ENDDATA 24 0 1347600200053 ENDSUBENT 52 0 1347600299999 ENDENTRY 2 0 1347699999999