ENTRY 21774 20110307 22262177400000001 SUBENT 21774001 20110307 22262177400100001 BIB 16 45 2177400100002 INSTITUTE (2FR ILL) M.A., P.P., G.B., And experimental site 2177400100003 (2FR GRA) F.C. And B.L. 2177400100004 (2FR GRE) M.M. 2177400100005 REFERENCE (J,NP/A,368,319,198109) 2177400100006 AUTHOR (M.Asghar,F.Caitucoli,B.Leroux,M.Maurel, 2177400100007 P.Perrin,G.Barreau) 2177400100008 TITLE -Fission fragment energy correlation 2177400100009 measurements for Pu-238(n,f). 2177400100010 FACILITY (REAC,2FR ILL) ILL high flux reactor. 2177400100011 INC-SOURCE Cold neutron beam hole IH1. 2177400100012 INC-SPECT .The equivalent thermal neutron flux at target was 2177400100013 5.x 10**9 neutrons per cm2 per second, with 2177400100014 a thermal to fast ratio of 5.x 10**4 . 2177400100015 SAMPLE .0.624 micro-g/cm2 plutonium oxide or 2177400100016 20.2 micro-g/cm2 natural uranium oxide 2177400100017 evaporated onto nickel backing. 2177400100018 .Uranium sample used for calibration data. 2177400100019 METHOD (COINC) Fast and slow coincidence combined with 2177400100020 (TOF) Time of flight difference between fission 2177400100021 fragments, used as a coherence test to 2177400100022 reject badly measured data. 2177400100023 DETECTOR (SIBAR) Two gold-silicon surface barrier detectors. 2177400100024 ANALYSIS .Pulse heights converted to kinetic energies and 2177400100025 masses via an iterative procedure using the 2177400100026 calibration method of Schmidt+ C,65SALZBURG,1,531,65 .2177400100027 STATUS (TABLE) .Tbl.1 from NP/A,368,319,1981 2177400100028 CORRECTION .Differences between energy loss in backings of 2177400100029 plutonium and uranium samples. 2177400100030 .No corrections made for the effect of neutron 2177400100031 emission, except when indicated by a flag. 2177400100032 ERR-ANALYS .No details given. 2177400100033 COMMENT From the author:"As regards the issue thermal-cold it 2177400100034 is correctly said in the paper by Asghar that the IH1 2177400100035 beam of the ILL is cold. However, the beam IH1 has a 2177400100036 wavelength peak at 3.2 A corresponding to a neutron 2177400100037 energy of 8 meV, while thermal neutrons have 1.8 A 2177400100038 with the energy being 25 meV. The beam IH1 is hence 2177400100039 only "slightly cold". " 2177400100040 HISTORY (19820216C) A.P.T. 2177400100041 (19820921E) 2177400100042 (20090401A) Date is corrected. Bib info added 2177400100043 Upper case to low converted. 2177400100044 (20110307A) SD: In COMMON section of Subent 001: 2177400100045 EN-DUMMY changed on kT according to author's 2177400100046 comments 2177400100047 ENDBIB 45 0 2177400100048 COMMON 2 3 2177400100049 KT MASS-RSL 2177400100050 MILLI-EV NO-DIM 2177400100051 8.0 3. 2177400100052 ENDCOMMON 3 0 2177400100053 ENDSUBENT 52 0 2177400199999 SUBENT 21774002 20090401 22112177400200001 BIB 4 7 2177400200002 REACTION 1(94-PU-238(N,F),PRE,AKE,LF+HF,MXW) 2177400200003 2(94-PU-238(N,F),SEC,AKE,LF+HF,MXW) 2177400200004 ASSUMED (ASSUM,94-PU-238(N,F),PR,NU,,MXW) 2177400200005 ERR-ANALYS (DATA-ERR) Not specified 2177400200006 HISTORY (20090401A) ERR-ANALYS moved from SAN 001. 2177400200007 SF7 corrected from FF to LF+HF. REACTION code changed 2177400200008 to POINTER structure 2177400200009 ENDBIB 7 0 2177400200010 COMMON 1 3 2177400200011 ASSUM 2177400200012 PRT/FIS 2177400200013 2.88 2177400200014 ENDCOMMON 3 0 2177400200015 DATA 4 2 2177400200016 DATA 1DATA-ERR 1DATA 2DATA-ERR 2 2177400200017 MEV MEV MEV MEV 2177400200018 1.797E+02 5.E-01 2177400200019 1.778E+02 5.E-01 2177400200020 ENDDATA 4 0 2177400200021 ENDSUBENT 20 0 2177400299999 SUBENT 21774003 20090401 22112177400300001 BIB 2 3 2177400300002 REACTION 1(94-PU-238(N,F),SEC,AKE,LF,MXW) 2177400300003 2(94-PU-238(N,F),SEC,AKE,HF,MXW) 2177400300004 HISTORY (20090401U) SF5 = SEC added 2177400300005 ENDBIB 3 0 2177400300006 NOCOMMON 0 0 2177400300007 DATA 2 1 2177400300008 DATA 1DATA 2 2177400300009 MEV MEV 2177400300010 1.025E+02 7.54E+01 2177400300011 ENDDATA 3 0 2177400300012 ENDSUBENT 11 0 2177400399999 SUBENT 21774004 20090401 22112177400400001 BIB 4 7 2177400400002 REACTION 1(94-PU-239(N,F),PRE,AKE,LF+HF,MXW) 2177400400003 2(94-PU-239(N,F),SEC,AKE,LF+HF,MXW) 2177400400004 ASSUMED (ASSUM,94-PU-239(N,F),PR,NU,,MXW) 2177400400005 ERR-ANALYS (DATA-ERR) Not specified 2177400400006 HISTORY (20090401A) ERR-ANALYS moved from SAN 001. 2177400400007 SF7 corrected from FF to LF+HF. REACTION code changed 2177400400008 to POINTER structure 2177400400009 ENDBIB 7 0 2177400400010 COMMON 1 3 2177400400011 ASSUM 2177400400012 PRT/FIS 2177400400013 2.88 2177400400014 ENDCOMMON 3 0 2177400400015 DATA 4 2 2177400400016 DATA 1DATA-ERR 1DATA 2DATA-ERR 2 2177400400017 MEV MEV MEV MEV 2177400400018 1.799E+02 5.E-01 2177400400019 1.78E+02 5.E-01 2177400400020 ENDDATA 4 0 2177400400021 ENDSUBENT 20 0 2177400499999 SUBENT 21774005 20090401 22112177400500001 BIB 2 3 2177400500002 REACTION 1(94-PU-239(N,F),SEC,AKE,LF,MXW) 2177400500003 2(94-PU-239(N,F),SEC,AKE,HF,MXW) 2177400500004 HISTORY (20090401U) SF5 = SEC added 2177400500005 ENDBIB 3 0 2177400500006 NOCOMMON 0 0 2177400500007 DATA 2 1 2177400500008 DATA 1DATA 2 2177400500009 MEV MEV 2177400500010 1.025E+02 7.54E+01 2177400500011 ENDDATA 3 0 2177400500012 ENDSUBENT 11 0 2177400599999 SUBENT 21774006 20090401 22112177400600001 BIB 4 7 2177400600002 REACTION 1(94-PU-241(N,F),PRE,AKE,LF+HF,MXW) 2177400600003 2(94-PU-241(N,F),SEC,AKE,LF+HF,MXW) 2177400600004 ASSUMED (ASSUM,94-PU-241(N,F),PR,NU,,MXW) 2177400600005 ERR-ANALYS (DATA-ERR) Not specified 2177400600006 HISTORY (20090401A) ERR-ANALYS moved from SAN 001. 2177400600007 SF7 corrected from FF to LF+HF. REACTION code changed 2177400600008 to POINTER structure 2177400600009 ENDBIB 7 0 2177400600010 COMMON 1 3 2177400600011 ASSUM 2177400600012 PRT/FIS 2177400600013 2.88 2177400600014 ENDCOMMON 3 0 2177400600015 DATA 4 2 2177400600016 DATA 1DATA-ERR 1DATA 2DATA-ERR 2 2177400600017 MEV MEV MEV MEV 2177400600018 1.782E+02 5.E-01 2177400600019 1.763E+02 5.E-01 2177400600020 ENDDATA 4 0 2177400600021 ENDSUBENT 20 0 2177400699999 SUBENT 21774007 20090401 22112177400700001 BIB 2 3 2177400700002 REACTION 1(94-PU-241(N,F),SEC,AKE,LF,MXW) 2177400700003 2(94-PU-241(N,F),SEC,AKE,HF,MXW) 2177400700004 HISTORY (20090401U) SF5 = SEC added 2177400700005 ENDBIB 3 0 2177400700006 NOCOMMON 0 0 2177400700007 DATA 2 1 2177400700008 DATA 1DATA 2 2177400700009 MEV MEV 2177400700010 1.013E+02 7.5E+01 2177400700011 ENDDATA 3 0 2177400700012 ENDSUBENT 11 0 2177400799999 SUBENT 21774008 20090401 22112177400800001 BIB 2 5 2177400800002 REACTION 1(94-PU-238(N,F),PRV,AP,LF,MXW) Average mass of light 2177400800003 fragment. 2177400800004 2(94-PU-238(N,F),PRV,AP,HF,MXW) Average mass of heavy 2177400800005 fragment. 2177400800006 HISTORY (20090401U) SF5 = PRV added 2177400800007 ENDBIB 5 0 2177400800008 NOCOMMON 0 0 2177400800009 DATA 2 1 2177400800010 DATA 1DATA 2 2177400800011 NO-DIM NO-DIM 2177400800012 1.011E+02 1.379E+02 2177400800013 ENDDATA 3 0 2177400800014 ENDSUBENT 13 0 2177400899999 SUBENT 21774009 20090401 22112177400900001 BIB 3 6 2177400900002 REACTION 1(94-PU-239(N,F),PRV,AP,LF,MXW) Average mass of light 2177400900003 fragment. 2177400900004 2(94-PU-239(N,F),PRV,AP,HF,MXW) Average mass of heavy 2177400900005 fragment. 2177400900006 STATUS .Data taken from reference. 2177400900007 HISTORY (20090401U) SF5 = PRV added 2177400900008 ENDBIB 6 0 2177400900009 NOCOMMON 0 0 2177400900010 DATA 2 1 2177400900011 DATA 1DATA 2 2177400900012 NO-DIM NO-DIM 2177400900013 1.015E+02 1.385E+02 2177400900014 ENDDATA 3 0 2177400900015 ENDSUBENT 14 0 2177400999999 SUBENT 21774010 20090401 22112177401000001 BIB 2 5 2177401000002 REACTION 1(94-PU-241(N,F),PRV,AP,LF,MXW) Average mass of light 2177401000003 fragment. 2177401000004 2(94-PU-241(N,F),PRV,AP,HF,MXW) Average mass of heavy 2177401000005 fragment. 2177401000006 HISTORY (20090401U) SF5 = PRV added 2177401000007 ENDBIB 5 0 2177401000008 NOCOMMON 0 0 2177401000009 DATA 2 1 2177401000010 DATA 1DATA 2 2177401000011 NO-DIM NO-DIM 2177401000012 1.027E+02 1.393E+02 2177401000013 ENDDATA 3 0 2177401000014 ENDSUBENT 13 0 2177401099999 ENDENTRY 10 0 2177499999999