ENTRY 21758 20090401 22112175800000001 SUBENT 21758001 20090401 22112175800100001 BIB 12 40 2175800100002 INSTITUTE (2FR ILL) Experimental site, P.P and M.A. 2175800100003 (2FR GRA) F.C. 2175800100004 (2BLGMOL) C.W.,E.A.,P.D'H. 2175800100005 REFERENCE (J,NP/A,369,15,198110) 2175800100006 AUTHOR (F.Caitucoli,C.Wagemans,P.Perrin,E.Allaert, 2175800100007 P.D'Hondt,M.Asghar) 2175800100008 TITLE -Mass and energy characteristics of the 2175800100009 Pu-241(N,F) fragments. 2175800100010 FACILITY (REAC,2FR ILL) ILL high flux reactor. 2175800100011 INC-SOURCE (THCOL) Neutron beam IH1 collimated to 1 cm diameter. 2175800100012 Thermal flux 5.E9 per cm2 per barn. 2175800100013 METHOD (COINC) Pulse heights of coincident fragments and 2175800100014 (TOF) Time of flight difference between signals 2175800100015 recorded. 2175800100016 .Pulse heights converted to kinetic energies and 2175800100017 masses via an iterative procedure using the 2175800100018 calibration method of schmidt+(C,65salzburg,1,531,65) 2175800100019 .Time of flight data used as a coherence test to 2175800100020 eliminate badly measured data. 2175800100021 DETECTOR (COIN,SIBAR,SIBAR) Two collinear 300 mm2 ortec 2175800100022 surface barrier detectors 7 cm apart either 2175800100023 side of fission target. Coincidence window of 2175800100024 20 nano-sec used. 2175800100025 INC-SPECT .Thermal reactor spectrum. 2175800100026 SAMPLE .Samples manufactured by spraying Pu or U acetate 2175800100027 onto a backing of 32 micro-g per cm2 polyimide 2175800100028 coated with 21 micro-g Au per cm2. 2175800100029 .Sample densities 2.3 micro-g Pu-241 per cm2 and 2175800100030 2.2 micro-g U per cm2. 2175800100031 .Isotopic composition of Pu target in atom.percent 2175800100032 Pu-241 91.0193 Pu-238 0.0263 2175800100033 Pu-239 1.1682 Pu-240 4.4822 2175800100034 Pu-242 3.3010 Pu-244 0.0030 2175800100035 STATUS .Data taken from reference. 2175800100036 HISTORY (19820121C) A.P.T. 2175800100037 (19820217E) 2175800100038 (19840507A) A.L. Data for nu-bar entered in subent 004.2175800100039 (19840710E) 2175800100040 (20090401A) Date is corrected. BIB information added. 2175800100041 Upper case to low converted. 2175800100042 ENDBIB 40 0 2175800100043 COMMON 1 3 2175800100044 EN-DUMMY 2175800100045 EV 2175800100046 0.0253 2175800100047 ENDCOMMON 3 0 2175800100048 ENDSUBENT 47 0 2175800199999 SUBENT 21758002 20090401 22112175800200001 BIB 5 11 2175800200002 REACTION 1(94-PU-241(N,F),SEC,AKE,LF+HF,MXW) 2175800200003 2(94-PU-241(N,F),SEC,AKE,LF,MXW) 2175800200004 3(94-PU-241(N,F),SEC,AKE,HF,MXW) 2175800200005 4(94-PU-241(N,F),PRE,AKE,LF+HF,MXW) 2175800200006 ASSUMED (ASSUM,94-PU-241(N,F),PR,NU,,MXW) 2175800200007 CORRECTION .Average kinetic energies not corrected for 2175800200008 prompt neutron emission. 2175800200009 ERR-ANALYS1(DATA-ERR) .Counting statistics, detector efficiency. 2175800200010 4(DATA-ERR) .Counting statistics, detector efficiency. 2175800200011 HISTORY (20090401A) ERR-ANALYS keyword moved from SAN 001. 2175800200012 SF5 and SF7 corrected. ASSUMED and pt.4 line added 2175800200013 ENDBIB 11 0 2175800200014 COMMON 1 3 2175800200015 ASSUM 2175800200016 PRT/FIS 2175800200017 2.93 2175800200018 ENDCOMMON 3 0 2175800200019 DATA 6 1 2175800200020 DATA 1DATA-ERR 1DATA 2DATA 3DATA 4DATA-ERR 42175800200021 MEV MEV MEV MEV MEV MEV 2175800200022 1.775E+02 5.E-01 1.019E+02 7.56E+01 1.794E+02 5.E-012175800200023 ENDDATA 3 0 2175800200024 ENDSUBENT 23 0 2175800299999 SUBENT 21758003 20090401 22112175800300001 BIB 3 6 2175800300002 REACTION 1(94-PU-241(N,F),PRV,AP,LF,MXW) 2175800300003 2(94-PU-241(N,F),PRV,AP,HF,MXW) 2175800300004 CORRECTION .Mass values are provisional since they are 2175800300005 not corrected for prompt neutron emission 2175800300006 nor for resolution effects. 2175800300007 HISTORY (20090401A) SF5 = PRV added 2175800300008 ENDBIB 6 0 2175800300009 NOCOMMON 0 0 2175800300010 DATA 2 1 2175800300011 DATA 1DATA 2 2175800300012 NO-DIM NO-DIM 2175800300013 1.0283E+02 1.3917E+02 2175800300014 ENDDATA 3 0 2175800300015 ENDSUBENT 14 0 2175800399999 SUBENT 21758004 20090401 22112175800400001 BIB 3 7 2175800400002 REACTION (94-PU-241(N,F),PR,NU,,MXW) 2175800400003 CORRECTION .Mass values are provisional since they are 2175800400004 not corrected for prompt neutron emission 2175800400005 nor for resolution effects. 2175800400006 HISTORY (19840507C) A.L.Data for nu-bar entered in subent 2175800400007 (19840710E) 2175800400008 (20090401A) SF5 = PR added 2175800400009 ENDBIB 7 0 2175800400010 NOCOMMON 0 0 2175800400011 DATA 1 1 2175800400012 DATA 2175800400013 PRT/FIS 2175800400014 2.93 2175800400015 ENDDATA 3 0 2175800400016 ENDSUBENT 15 0 2175800499999 ENDENTRY 4 0 2175899999999