ENTRY 33006 20211216 32063300600000001 SUBENT 33006001 20211216 32063300600100001 BIB 11 36 3300600100002 TITLE Absolute fission yields in the spontaneous fission of 3300600100003 244Cm: a new approach using Lexan catcher-cum gamma ray3300600100004 spectrometry 3300600100005 REFERENCE (J,RCA,87,1,1999) 3300600100006 AUTHOR (A.K.Pandey, H.Naik, R.J.Singh, A.Ramaswami, P.C.Kalsi,3300600100007 A.G.C.Nair, R.H.Iyer) 3300600100008 INSTITUTE (3INDTRM) 3300600100009 SAMPLE The isotopic composition of the curium was 3300600100010 Cm-244-99.43, 245-Cm-6.5x 10-2, 246-Cm-0.48, 3300600100011 247-Cm-6.5x 10-3 and 248-Cm-1.5x 10-2 atom % 3300600100012 respectively. 3300600100013 DETECTOR (HPGE) 3300600100014 ANALYSIS The recoiling fission product from the 244-Cm target 3300600100015 were collected on the 0.0075 cm thick Lexan 3300600100016 (polycarbonate) catcher foils by exposing it at a 3300600100017 distance of 6 mm from the target in 2pai geometry from 3300600100018 a known length of time. 3300600100019 METHOD (ACTIV) Irradiation time for short-lived fission 3300600100020 2-3 hrs. 3300600100021 For long-lived fission 60-400 hrs. 3300600100022 ERR-ANALYS (ERR-SYS) Systematic errors is 4% 3300600100023 due to uncertainties in: 3300600100024 (ERR-1) the irradiation time (2%) 3300600100025 (ERR-2) detector efficiency (3%) 3300600100026 (ERR-3) half-lives of fission products (1%) 3300600100027 (ERR-S,4.,5.) The random error in the observed 3300600100028 activity due to: 3300600100029 (ERR-4,,5.) counting statistics is estimated be (<=5%) 3300600100030 (ERR-5) the track density (3%) 3300600100031 (ERR-6) track registration efficiency (1%) 3300600100032 (ERR-7) target material deposited (2%) 3300600100033 STATUS (TABLE) Table 1 of J. Radiochim. Acta, 87 (1999) 1 3300600100034 HISTORY (20060907C) Ganesh Tambave 3300600100035 (20081107U) On. AUTHOR corrected 3300600100036 (20211216A) VT Major revisions from 001 to 002 3300600100037 001 ERR-ANALYS added 3300600100038 ENDBIB 36 0 3300600100039 COMMON 7 6 3300600100040 ERR-SYS ERR-1 ERR-2 ERR-3 ERR-5 ERR-6 3300600100041 ERR-7 3300600100042 PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT 3300600100043 PER-CENT 3300600100044 4. 2. 3. 1. 3. 1.3300600100045 2. 3300600100046 ENDCOMMON 6 0 3300600100047 ENDSUBENT 46 0 3300600199999 SUBENT 33006002 20211216 32063300600200001 BIB 4 24 3300600200002 REACTION (96-CM-244(0,F)ELEM/MASS,CUM,FY) 3300600200003 DECAY-DATA ((1.)38-SR-91,9.52HR,DG,1024.3,0.334) 3300600200004 ((2.)38-SR-92,2.71HR,DG,1384.1,0.900) 3300600200005 ((3.)40-ZR-95,64.02D,DG,756.7,0.545) 3300600200006 ((4.)40-ZR-97,16.9HR,DG,743.3,0.928) 3300600200007 ((5.)42-MO-99,2.748D,DG,140.5,0.907) 3300600200008 ((6.)44-RU-103,39.254D,DG,497.1,0.887) 3300600200009 ((7.)43-TC-104,18.3MIN,DG,358.0,0.890) 3300600200010 ((8.)44-RU-105,4.44HR,DG,724.3,0.467) 3300600200011 ((9.)45-RH-105-G,35.36HR,DG,318.9,0.190) 3300600200012 ((10.)45-RH-107,21.7MIN,DG,302.8,0.660) 3300600200013 ((11.)53-I-131,8.04D,DG,364.5,0.812) 3300600200014 ((12.)52-TE-132,3.26D,DG,228.2,0.882) 3300600200015 ((13.)53-I-133-G,20.8HR,DG,529.9,0.870) 3300600200016 ((14.)52-TE-134,41.8MIN,DG,566.0,0.184) 3300600200017 ((15.)53-I-135,6.55HR,DG,1260.4,0.286) 3300600200018 ((16.)55-CS-138-G,32.2MIN,DG,1435.8,0.763) 3300600200019 ((17.)56-BA-139,1.41HR,DG,165.9,0.220) 3300600200020 ((18.)56-BA-140,12.75D,DG,537.3,0.244) 3300600200021 ((19.)58-CE-141,32.5D,DG,145.4,0.484) 3300600200022 ((20.)57-LA-142,1.542HR,DG,641.3,0.470) 3300600200023 ((21.)58-CE-143,1.375D,DG,293.3,0.420) 3300600200024 ERR-ANALYS (DATA-ERR) No information on source of uncertainties. 3300600200025 HISTORY (20211216A) VT ERR-S -> DATA-ERR, DECAY-DATA added 3300600200026 ENDBIB 24 0 3300600200027 NOCOMMON 0 0 3300600200028 DATA 5 21 3300600200029 ELEMENT MASS DATA DATA-ERR DECAY-FLAG 3300600200030 NO-DIM NO-DIM PC/FIS PC/FIS NO-DIM 3300600200031 38. 91. 1.490 1. 3300600200032 38. 92. 1.028 0.060 2. 3300600200033 40. 95. 1.250 3. 3300600200034 40. 97. 2.138 0.060 4. 3300600200035 42. 99. 4.198 0.103 5. 3300600200036 43. 104. 6.967 0.303 7. 3300600200037 44. 103. 7.018 0.149 6. 3300600200038 44. 105. 7.998 0.348 8. 3300600200039 45. 105. 7.698 0.654 9. 3300600200040 45. 107. 7.451 0.203 10. 3300600200041 52. 132. 4.260 0.187 12. 3300600200042 52. 134. 7.957 0.770 14. 3300600200043 53. 131. 3.135 0.054 11. 3300600200044 53. 133. 5.511 0.468 13. 3300600200045 53. 135. 5.563 0.597 15. 3300600200046 55. 138. 5.703 0.188 16. 3300600200047 56. 139. 8.250 0.176 17. 3300600200048 56. 140. 5.414 0.303 18. 3300600200049 57. 142. 4.426 0.251 20. 3300600200050 58. 141. 4.775 0.306 19. 3300600200051 58. 143. 4.216 0.727 21. 3300600200052 ENDDATA 23 0 3300600200053 ENDSUBENT 52 0 3300600299999 ENDENTRY 2 0 3300699999999