ENTRY C0479 20010307 0000C047900000001 SUBENT C0479001 20010307 0000C047900100001 BIB 11 22 C047900100002 INSTITUTE (1CANMCG) C047900100003 REFERENCE (J,PR/C,22,617,198008) C047900100004 AUTHOR (L.NIKKINEN,B.P.PATHAK,L.LESSARD,I.S.GRANT) C047900100005 TITLE Independent yields of Ru, In, and Cs isotopes in C047900100006 the proton-induced fission of 232Th. C047900100007 FACILITY (SYNCY,1CANMCG) The McGill synchrocyclotron. C047900100008 SAMPLE Target material (ThO2) deposited on 25 graphite disks C047900100009 of diameter 12.7 mm, thickness 28 mg/cm**2 and C047900100010 separated by 0.3-mm-thick graphite rings. C047900100011 Average target thickness per disk - 4.3 mg/cm**2. C047900100012 METHOD (AMS) On-line mass spectrometer. C047900100013 Fission fragments stopped are in the graphite disks C047900100014 and then diffuse out through the chimney where they C047900100015 are selectively ionized, and are finally accelerated C047900100016 through the optics of the mass spectrometer. C047900100017 DETECTOR (MAGSP) C047900100018 CORRECTION Observed mass distributions corrected for diffusion C047900100019 time, decays of radioactive isotopes, and mass C047900100020 discrimination effects. C047900100021 ERR-ANALYS (DATA-ERR) No information on source of uncertainties. C047900100022 HISTORY (19990414C) C047900100023 (20010307A) Date on ENTRY and SUBENT records corrected.C047900100024 ENDBIB 22 0 C047900100025 NOCOMMON 0 0 C047900100026 ENDSUBENT 25 0 C047900199999 SUBENT C0479002 19990414 0000C047900200001 BIB 2 3 C047900200002 REACTION (90-TH-232(P,F)ELEM/MASS,IND,FY,,REL) C047900200003 Fission yields normalized to 100.0 at each energy. C047900200004 STATUS Data taken from Table 2 of reference. C047900200005 ENDBIB 3 0 C047900200006 COMMON 1 3 C047900200007 ELEMENT C047900200008 NO-DIM C047900200009 49. C047900200010 ENDCOMMON 3 0 C047900200011 DATA 4 41 C047900200012 EN MASS DATA DATA-ERR C047900200013 MEV NO-DIM ARB-UNITS ARB-UNITS C047900200014 48. 117. 0.9 0.6 C047900200015 48. 118. 2.9 0.7 C047900200016 48. 119. 7.6 0.9 C047900200017 48. 120. 15.5 1.4 C047900200018 48. 121. 22.8 0.9 C047900200019 48. 122. 20.7 1.6 C047900200020 48. 123. 16.3 1.7 C047900200021 48. 124. 7.4 0.8 C047900200022 48. 125. 4.3 0.8 C047900200023 48. 126. 1.5 1.0 C047900200024 59. 117. 2.4 1.2 C047900200025 59. 118. 5.3 0.9 C047900200026 59. 119. 12.3 1.1 C047900200027 59. 120. 19.1 1.4 C047900200028 59. 121. 22.4 0.8 C047900200029 59. 122. 17.8 0.9 C047900200030 59. 123. 11.5 0.7 C047900200031 59. 124. 5.7 0.6 C047900200032 59. 125. 2.7 0.5 C047900200033 59. 126. 0.7 0.6 C047900200034 75. 116. 0.9 0.5 C047900200035 75. 117. 4.9 0.8 C047900200036 75. 118. 9.5 1.0 C047900200037 75. 119. 16.1 1.4 C047900200038 75. 120. 20.5 1.6 C047900200039 75. 121. 19.6 0.9 C047900200040 75. 122. 14.0 1.0 C047900200041 75. 123. 8.6 0.7 C047900200042 75. 124. 3.9 0.3 C047900200043 75. 125. 1.5 0.3 C047900200044 75. 126. .5 0.3 C047900200045 97. 116. 2.2 0.4 C047900200046 97. 117. 6.5 0.4 C047900200047 97. 118. 12.0 0.5 C047900200048 97. 119. 18.1 0.6 C047900200049 97. 120. 19.2 0.6 C047900200050 97. 121. 17.7 0.4 C047900200051 97. 122. 12.2 0.5 C047900200052 97. 123. 7.4 0.3 C047900200053 97. 124. 3.5 0.3 C047900200054 97. 125. 1.2 0.3 C047900200055 ENDDATA 43 0 C047900200056 ENDSUBENT 55 0 C047900299999 SUBENT C0479003 19990414 0000C047900300001 BIB 4 13 C047900300002 REACTION (90-TH-232(P,F)ELEM/MASS,IND,SIG) C047900300003 MONITOR (90-TH-232(P,F)39-Y-92,IND,SIG) C047900300004 The relative yields at 59 and 75 MeV normalized to C047900300005 absolute cross sections of 92Y by McGee et al. which C047900300006 were extrapolated to rubidium assuming equal cross C047900300007 sections for equal values. C047900300008 (90-TH-232(P,F),IND,SIG) At 29 Mev, the distribution C047900300009 was normalized so as to have the same area as that of C047900300010 the 50 MeV data of Tracy et al. and at 97 MeV as that C047900300011 of the 75 MeV distribution of this work. C047900300012 MONIT-REF (,T.MCGEE+,J,NP/A,173,595,1971) C047900300013 (,B.L.TRACY+,J,PR/C,5,222,1972) C047900300014 STATUS Data taken from Table 3 of reference. C047900300015 ENDBIB 13 0 C047900300016 COMMON 1 3 C047900300017 ELEMENT C047900300018 NO-DIM C047900300019 37. C047900300020 ENDCOMMON 3 0 C047900300021 DATA 4 49 C047900300022 EN MASS DATA DATA-ERR C047900300023 MEV NO-DIM MB MB C047900300024 29. 87. 0.08 0.7 C047900300025 29. 88. 3.6 0.6 C047900300026 29. 89. 12.7 0.7 C047900300027 29. 90. 24.5 0.9 C047900300028 29. 91. 37.8 1.2 C047900300029 29. 92. 34.2 0.8 C047900300030 29. 93. 25.7 2.0 C047900300031 29. 94. 10.8 1.1 C047900300032 29. 95. 3.6 1.1 C047900300033 29. 96. 1.7 1.4 C047900300034 59. 85. 0.11 0.08 C047900300035 59. 86. 0.34 0.03 C047900300036 59. 87. 2.2 0.2 C047900300037 59. 88. 6.3 0.4 C047900300038 59. 89. 13.0 0.2 C047900300039 59. 90. 19.3 0.2 C047900300040 59. 91. 23.4 0.4 C047900300041 59. 92. 16.6 0.3 C047900300042 59. 93. 9.9 0.6 C047900300043 59. 94. 3.7 0.2 C047900300044 59. 95. 1.6 0.2 C047900300045 59. 96. 0.41 0.24 C047900300046 75. 85. 0.14 0.03 C047900300047 75. 86. 0.72 0.04 C047900300048 75. 87. 3.38 0.16 C047900300049 75. 88. 7.9 0.2 C047900300050 75. 89. 14.0 0.2 C047900300051 75. 90. 18.6 0.2 C047900300052 75. 91. 21.2 0.3 C047900300053 75. 92. 14.8 0.1 C047900300054 75. 93. 9.4 0.3 C047900300055 75. 94. 3.5 0.2 C047900300056 75. 95. 1.21 0.13 C047900300057 75. 96. 0.31 0.18 C047900300058 75. 97. 0.24 0.16 C047900300059 97. 84. 0.036 0.021 C047900300060 97. 85. 0.34 0.04 C047900300061 97. 86. 1.42 0.04 C047900300062 97. 87. 4.75 0.15 C047900300063 97. 88. 9.3 0.2 C047900300064 97. 89. 14.4 0.2 C047900300065 97. 90. 17.7 0.2 C047900300066 97. 91. 19.6 0.2 C047900300067 97. 92. 13.6 0.1 C047900300068 97. 93. 8.38 0.15 C047900300069 97. 94. 3.22 0.06 C047900300070 97. 95. 1.27 0.05 C047900300071 97. 96. 0.28 0.03 C047900300072 97. 97. 0.14 0.04 C047900300073 ENDDATA 51 0 C047900300074 ENDSUBENT 73 0 C047900399999 SUBENT C0479004 19990414 0000C047900400001 BIB 4 10 C047900400002 REACTION (90-TH-232(P,F)ELEM/MASS,IND,SIG) C047900400003 MONITOR (90-TH-232(P,F)ELEM/MASS,IND,SIG) C047900400004 The observed isotopic distributions of Cs for 29, C047900400005 59, and 75 MeV were normalized at mass 134, 136, and C047900400006 138 to the data of Benjamin et al. C047900400007 The distribution for 97 MeV data was normalized by C047900400008 assuming the total cross section to be the same as C047900400009 obtained for the 75 MeV incident proton energy. C047900400010 MONIT-REF (,P.P.BENJAMIN+,J,CJC,47,301,1969) C047900400011 STATUS Data taken from Table 4 of reference. C047900400012 ENDBIB 10 0 C047900400013 COMMON 1 3 C047900400014 ELEMENT C047900400015 NO-DIM C047900400016 55. C047900400017 ENDCOMMON 3 0 C047900400018 DATA 4 48 C047900400019 EN MASS DATA DATA-ERR C047900400020 MEV NO-DIM MB MB C047900400021 29. 136. 5.4 6.4 C047900400022 29. 137. 20.7 7.4 C047900400023 29. 138. 25.6 7.6 C047900400024 29. 139. 36.6 6.0 C047900400025 29. 140. 29.5 5.8 C047900400026 29. 141. 21.2 9.2 C047900400027 29. 142. 4.3 6.5 C047900400028 59. 132. 0.54 0.19 C047900400029 59. 133. 2.7 0.3 C047900400030 59. 134. 6.0 0.5 C047900400031 59. 135. 12.2 0.7 C047900400032 59. 136. 17.5 0.8 C047900400033 59. 137. 20.2 0.9 C047900400034 59. 138. 14.4 0.7 C047900400035 59. 139. 12.5 0.5 C047900400036 59. 140. 8.4 0.8 C047900400037 59. 141. 5.8 0.7 C047900400038 59. 142. 3.0 0.6 C047900400039 59. 143. 1.3 0.6 C047900400040 75. 131. 0.58 0.3 C047900400041 75. 132. 1.3 0.3 C047900400042 75. 133. 4.5 0.7 C047900400043 75. 134. 7.8 0.9 C047900400044 75. 135. 12.3 0.8 C047900400045 75. 136. 13.8 0.9 C047900400046 75. 137. 16.0 1.0 C047900400047 75. 138. 10.8 1.0 C047900400048 75. 139. 9.3 0.6 C047900400049 75. 140. 7.0 1.0 C047900400050 75. 141. 5.6 0.9 C047900400051 75. 142. 2.5 0.6 C047900400052 75. 143. 1.0 0.7 C047900400053 75. 144. 0.6 0.5 C047900400054 97. 130. 0.43 0.12 C047900400055 97. 131. 1.24 0.16 C047900400056 97. 132. 3.0 0.3 C047900400057 97. 133. 7.9 0.9 C047900400058 97. 134. 9.4 0.8 C047900400059 97. 135. 11.0 1.0 C047900400060 97. 136. 12.2 1.0 C047900400061 97. 137. 13.0 1.2 C047900400062 97. 138. 9.8 1.2 C047900400063 97. 139. 9.2 0.5 C047900400064 97. 140. 6.9 0.7 C047900400065 97. 141. 5.0 0.6 C047900400066 97. 142. 2.4 0.4 C047900400067 97. 143. 1.4 0.3 C047900400068 97. 144. 0.5 0.4 C047900400069 ENDDATA 50 0 C047900400070 ENDSUBENT 69 0 C047900499999 ENDENTRY 4 0 C047999999999