ENTRY 41740 20210818 42004174000000001 SUBENT 41740001 20210818 42004174000100001 BIB 15 74 4174000100002 TITLE Isomeric ratios in neutron capture reaction, induced by4174000100003 thermal, resonant and mixed thermal-resonant neutrons 4174000100004 on 114Cd and 116Cd nuclei 4174000100005 AUTHOR (Bui Minh Hue, Tran Duc Thiep, Truong Thi An, 4174000100006 Phan Viet Cuong, S.M.Lukyanov, S.Mitrofanov) 4174000100007 REFERENCE (J,NIM/B,502,46,2021) 4174000100008 #doi:10.1016/j.nimb.2021.05.001 4174000100009 INSTITUTE (4ZZZDUB) S.M.Lukyanov, S.Mitrofanov 4174000100010 (3VN IPH) Bui Minh Hue, Tran Duc Thiep 4174000100011 (3VN STH) Bui Minh Hue, Tran Duc Thiep, Truong Thi An 4174000100012 (3VN NNR) Phan Viet Cuong 4174000100013 REL-REF (R,,R.B.Firestone+,B,FIRESTONE,,,1996) 4174000100014 Decay data. 4174000100015 FACILITY (MICRT,4ZZZDUB) Electron accelerator Microtron MT-25. 4174000100016 The average electron current 15 microA, 4174000100017 irradiation time 120 min. 4174000100018 INC-SOURCE The neutrons were simultaneously obtained through 4174000100019 (gamma,n) reaction on Be , 4174000100020 (gamma,f) photo-fission and (gamma,n) reactions on U 4174000100021 with the 24 MeV end-point energy bremsstrahlung 4174000100022 produced by an electron beam from the accelerator. 4174000100023 The photon-neutron uranium-beryllium converter 4174000100024 in a 120 x 120 x 120 cm3 graphite cube was served as 4174000100025 the main neutron moderator to thermal and resonant 4174000100026 energy neutrons. 4174000100027 SAMPLE . 99.99% purity natural Cd foil, disk shape, diameter 4174000100028 1 cm, 0.7193 g mass. 4174000100029 Sample was placed at 40 cm distance from the center of 4174000100030 the graphite cube. 4174000100031 Measurement without and with Cd foil of 2 mm thickness.4174000100032 Isotopic content: 4174000100033 Isotope 106 108 110 111 112 113 114 116 4174000100034 Content,% 1.25 0.89 12.49 12.8 24.113 12.22 28.73 7.49 4174000100035 . Au foils for flux monitoring. 4174000100036 DETECTOR (HPGE) Coaxial p-type HPGe detector (Canberra) with 4174000100037 60.5 mm diameter and 31 mm length, connected to a PC 4174000100038 based 8192 channel analyzer for the data processing. 4174000100039 The Canberra software GENIE 2000 was used for the data 4174000100040 acquisition and gamma-ray spectra analysis. 4174000100041 METHOD (ACTIV,GSPEC) Activation using off-line gamma 4174000100042 spectroscopy. 4174000100043 MONITOR Au foils were used for neutron flux monitoring. 4174000100044 CORRECTION For self-absorption and coincident summing effect. 4174000100045 State Gamma-ray,keV Correction factors: 4174000100046 Self-absorption Summing 4174000100047 Cd-115g 336.2 1.065 1.075 4174000100048 Cd-115g 492.3 1.050 1.108 4174000100049 Cd-115g 527.9 1.041 1.11 4174000100050 Cd-115m 933.7 1.011 1.0 4174000100051 Cd-117m 564.4 1.035 1.022 4174000100052 Cd-117m 1065.9 1.00 1.0 4174000100053 Cd-117m 1432.9 1.00 1.028 4174000100054 Cd-117g 273.3 1.083 1.018 4174000100055 Cd-117g 344.4 1.055 1.0 4174000100056 Cd-117g 1303.3 1.00 1.062 4174000100057 ERR-ANALYS (ERR-T) Total uncertainty 10.0% 4174000100058 Sources of uncertainties 4174000100059 (ERR-S,0.5,2.0) Statistical error 4174000100060 (ERR-1) Detector efficiency 4174000100061 (ERR-2,0.4,1.5) Half life 4174000100062 (ERR-3,0.2,2.0) Branching ratio 4174000100063 (ERR-4) Uncertainties related to the isomeric 4174000100064 calculation 4174000100065 (ERR-5) Sample-detector distance 4174000100066 (ERR-6) Gamma ray selection 4174000100067 (ERR-7) Electron beam variation 4174000100068 (ERR-8) Irradiation time 4174000100069 (ERR-9) Cooling time 4174000100070 (ERR-10) Uncertainties related to systematics 4174000100071 ADD-RES Isomeric ratio for thermal and resonant neutrons were 4174000100072 measured to be: 4174000100073 Cd-114(N,G) - 0.112+-0.011 4174000100074 Cd-116(N,G) - 0.237+-0.024 4174000100075 HISTORY (20210818C) M.M. 4174000100076 ENDBIB 74 0 4174000100077 COMMON 8 6 4174000100078 ERR-1 ERR-4 ERR-5 ERR-6 ERR-7 ERR-8 4174000100079 ERR-9 ERR-10 4174000100080 PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT 4174000100081 PER-CENT PER-CENT 4174000100082 2.0 9.6 1.0 1.0 1.0 1.5 4174000100083 1.0 2.5 4174000100084 ENDCOMMON 6 0 4174000100085 ENDSUBENT 84 0 4174000199999 SUBENT 41740002 20210818 42004174000200001 BIB 4 9 4174000200002 REACTION (48-CD-114(N,G)48-CD-115-M/G,,SIG/RAT,,MXW) 4174000200003 INC-SPECT Thermal neutrons. 4174000200004 DECAY-DATA (48-CD-115-M,44.6D,DG,933.8,0.020) 4174000200005 (48-CD-115-G,2.23D,DG,336.2,0.459, 4174000200006 DG,492.3,0.0803, 4174000200007 DG,527.9,0.2745) 4174000200008 STATUS (TABLE) Table 4 of 4174000200009 Nucl.Instrum.Methods in Physics Res., Sect.B, 4174000200010 v.502,p.46,2021 4174000200011 ENDBIB 9 0 4174000200012 NOCOMMON 0 0 4174000200013 DATA 3 1 4174000200014 EN-DUMMY DATA ERR-T 4174000200015 EV NO-DIM NO-DIM 4174000200016 0.0253 0.116 0.012 4174000200017 ENDDATA 3 0 4174000200018 ENDSUBENT 17 0 4174000299999 SUBENT 41740003 20210818 42004174000300001 BIB 4 9 4174000300002 REACTION (48-CD-114(N,G)48-CD-115-M/G,,SIG/RAT,,EPI) 4174000300003 INC-SPECT Resonance neutrons 4174000300004 DECAY-DATA (48-CD-115-M,44.6D,DG,933.8,0.020) 4174000300005 (48-CD-115-G,2.23D,DG,336.2,0.459, 4174000300006 DG,492.3,0.0803, 4174000300007 DG,527.9,0.2745) 4174000300008 STATUS (TABLE) Table 4 of 4174000300009 Nucl.Instrum.Methods in Physics Res., Sect.B, 4174000300010 v.502,p.46,2021 4174000300011 ENDBIB 9 0 4174000300012 NOCOMMON 0 0 4174000300013 DATA 3 1 4174000300014 EN-MIN DATA ERR-T 4174000300015 EV NO-DIM NO-DIM 4174000300016 0.5 0.137 0.014 4174000300017 ENDDATA 3 0 4174000300018 ENDSUBENT 17 0 4174000399999 SUBENT 41740004 20210818 42004174000400001 BIB 3 10 4174000400002 REACTION (48-CD-116(N,G)48-CD-117-M/G,,SIG/RAT,,MXW) 4174000400003 DECAY-DATA (48-CD-117-M,3.36HR,DG,564.4,0.147, 4174000400004 DG,1065.9,0.231, 4174000400005 DG,1432.9,0.134) 4174000400006 (48-CD-117-G,2.49HR,DG,273.3,0.280, 4174000400007 DG,344.4,0.178, 4174000400008 DG,1303.3,0.184) 4174000400009 STATUS (TABLE) Table 4 of 4174000400010 Nucl.Instrum.Methods in Physics Res., Sect.B, 4174000400011 v.502,p.46,2021 4174000400012 ENDBIB 10 0 4174000400013 NOCOMMON 0 0 4174000400014 DATA 3 1 4174000400015 EN-DUMMY DATA ERR-T 4174000400016 EV NO-DIM NO-DIM 4174000400017 0.0253 0.209 0.021 4174000400018 ENDDATA 3 0 4174000400019 ENDSUBENT 18 0 4174000499999 SUBENT 41740005 20210818 42004174000500001 BIB 3 10 4174000500002 REACTION (48-CD-116(N,G)48-CD-117-M/G,,SIG/RAT,,EPI) 4174000500003 DECAY-DATA (48-CD-117-M,3.36HR,DG,564.4,0.147, 4174000500004 DG,1065.9,0.231, 4174000500005 DG,1432.9,0.134) 4174000500006 (48-CD-117-G,2.49HR,DG,273.3,0.280, 4174000500007 DG,344.4,0.178, 4174000500008 DG,1303.3,0.184) 4174000500009 STATUS (TABLE) Table 4 of 4174000500010 Nucl.Instrum.Methods in Physics Res., Sect.B, 4174000500011 v.502,p.46,2021 4174000500012 ENDBIB 10 0 4174000500013 NOCOMMON 0 0 4174000500014 DATA 3 1 4174000500015 EN-MIN DATA ERR-T 4174000500016 EV NO-DIM NO-DIM 4174000500017 0.5 0.324 0.032 4174000500018 ENDDATA 3 0 4174000500019 ENDSUBENT 18 0 4174000599999 ENDENTRY 5 0 4174099999999