ENTRY 23314 20230315 231523314000 1 SUBENT 23314001 20230315 231523314001 1 BIB 12 46 23314001 2 AUTHOR (A.Chebboubi, G.Kessedjian, O.Litaize, O.Serot,H.Faust,23314001 3 D.Bernard, A.Blanc, U.Koester,O.Meplan,P.Mutti,C.Sage) 23314001 4 TITLE Kinetic energy dependence of fission fragment isomeric 23314001 5 ratios for spherical nuclei 132Sn 23314001 6 REFERENCE (J,PL/B,775,190,2017) 23314001 7 #doi:10.1016/j.physletb.2017.10.067 23314001 8 (J,EPJ/CS,111,08003,2016) 23314001 9 #doi:10.1051/epjconf/201611108003 23314001 10 Isomeric ratio measurements with the ILL LOHENGRIN 23314001 11 spectrometer. 23314001 12 INSTITUTE (2FR GRE) A.Chebboubi,G.Kessedjian,O.Meplan,C.Sage 23314001 13 (2FR CAD) O.Litaize,O.Serot,D.Bernard 23314001 14 (2FR ILL) H.Faust,A.Blanc,U.Koester,P.Mutti 23314001 15 REL-REF (I,,P.Armbruster+,J,NIM,139,213,1976) 23314001 16 LOHENGRIN spectrometer . 23314001 17 (I,,G.Fioni+,J,NIM/A,332,175,1993) 23314001 18 Refocusing magnet details. 23314001 19 FACILITY (REAC,2FR ILL) The high-flux reactor 23314001 20 INC-SOURCE (REAC) 23314001 21 INC-SPECT Thermal neutron flux of ~5*10**14 n/cm2/s 23314001 22 METHOD Separation of the produced fission fragments 23314001 23 according to their ratios mass A over ionic charge q 23314001 24 and kinetic energy Ek over ionic charge. 23314001 25 (COINC) Ion-gated gamma spectra recorded within a time 23314001 26 gate of about 10xTisomer1/2 after an IC signal. 23314001 27 Beamcut method - measurements when beam is on and off; 23314001 28 the combination of two measurements permits to 23314001 29 determine the feeding from both states. 23314001 30 (GSPEC) 23314001 31 SAMPLE The fission target of 91 ug/cm2 235U is covered by a 23314001 32 sputtered Ta layer of 195 ug/cm2 to reduce the 23314001 33 self-sputtering of the actinide target. 23314001 34 DETECTOR (SPEC) LOHENGRIN mass spectrometer 23314001 35 (IOCH) An ionization chamber to detect the incoming 23314001 36 ions before being implanted into an aluminum foil. 23314001 37 (HPGE) Two clover detectors consisting of four 23314001 38 high purity Ge crystals, placed at the focal position 23314001 39 of the spectrometer. 23314001 40 HISTORY (20161101C) M.M. 23314001 41 (20181012A) SD: REACTION code updated in Subent 002. 23314001 42 (20230315A) VS. Main reference Phys.Lett.B775(2017)190 23314001 43 added. 23314001 44 Subentry 002 deleted. The data for the 235U(nth,f) 23314001 45 reaction are reported in EPJ Web Conf.111(2016)08003. 23314001 46 Confirmed by A.Chebboubi. 23314001 47 Subentry 004 added. 23314001 48 ENDBIB 46 0 23314001 49 NOCOMMON 0 0 23314001 50 ENDSUBENT 49 0 2331400199999 NOSUBENT 23314002 20230315 231523314002 1 SUBENT 23314003 20230315 231523314003 1 BIB 7 18 23314003 2 REACTION (50-SN-132(0,0),,SCO) 23314003 3 Spin cutoff parameter 23314003 4 ANALYSIS Spin cutoff was extracted from isomeric ratio 23314003 5 REL-REF GEF code is described in 23314003 6 K.-H Schmidt+, Tech. Rep. NEA Data Bank (2014) 23314003 7 (N,,O.Litaize+,J,PR/C,82,054616,2010) 23314003 8 Gamma de-excitation code FIFRELIN, used to determine 23314003 9 spin-cutoff of nucleus. 23314003 10 ERR-ANALYS (DATA-ERR) Type of uncertainty is not explained in 23314003 11 the article. 23314003 12 ADD-RES (COMP) Spin cut-off: 23314003 13 GEF code - 7.1+-0.2 23314003 14 Madland-England a - 7.5+-0.5 23314003 15 Madland-England b - 2.6+-0.1 23314003 16 STATUS (TABLE) Table 2 of EPJ/CS,111,08003,2016 23314003 17 (DEP,23314004) 23314003 18 HISTORY (20230315A) Status dependent corrected to 004 because 23314003 19 Subentry 002 was deleted. 23314003 20 ENDBIB 18 0 23314003 21 NOCOMMON 0 0 23314003 22 DATA 2 1 23314003 23 DATA DATA-ERR 23314003 24 NO-DIM NO-DIM 23314003 25 4.7 0.2 23314003 26 ENDDATA 3 0 23314003 27 ENDSUBENT 26 0 2331400399999 SUBENT 23314004 20230315 231523314004 1 BIB 6 19 23314004 2 REACTION (92-U-235(N,F)50-SN-132-L/T,IND,FY/RAT) 23314004 3 L/G+L isomeric ratio. 23314004 4 DECAY-DATA (50-SN-132-L,2.03MICROSEC,DG,132.3,0.62657, 23314004 5 DG,299.2,0.96544, 23314004 6 DG,374.3,0.842) 23314004 7 ANALYSIS (DECAY) Isomeric ratio determined by the Batemen 23314004 8 equation. Corrected for the decay losses during the 23314004 9 flight time through the 23 m long spectrometer. 23314004 10 ERR-ANALYS Total Monte Carlo propagation of uncertainties was 23314004 11 applied. All independent parameters used in the 23314004 12 analysis were sampled simultaneously. The correlation 23314004 13 matrix reveals the weight of the systematic 23314004 14 uncertainty compared to the standard deviation of 23314004 15 each measurement. 23314004 16 (ERR-S) Statistical uncertainty 23314004 17 (ERR-T) Total uncertainty including the correlation 23314004 18 terms. 23314004 19 STATUS (TABLE) Table 2 of Phys.Lett.B775(2017)190. 23314004 20 HISTORY (20230315C) VS. 23314004 21 ENDBIB 19 0 23314004 22 COMMON 1 3 23314004 23 EN-DUMMY 23314004 24 EV 23314004 25 0.0253 23314004 26 ENDCOMMON 3 0 23314004 27 DATA 3 1 23314004 28 DATA ERR-T ERR-S 23314004 29 NO-DIM NO-DIM NO-DIM 23314004 30 0.0541 0.0074 0.0058 23314004 31 ENDDATA 3 0 23314004 32 ENDSUBENT 31 0 2331400499999 ENDENTRY 4 0 2331499999999