ENTRY 22848 20190129 22742284800000001 SUBENT 22848001 20190129 22742284800100001 BIB 15 54 2284800100002 TITLE Measurement of keV-neutron capture cross sections 2284800100003 and capture Gamma-ray spectra of 209-Bi 2284800100004 AUTHOR (K.Saito,M.Igashira,J.Kawakami,T.Ohsaki,T.Obara, 2284800100005 H.Sekimoto) 2284800100006 INSTITUTE (2JPNTIT) Research Laboratory for nuclear reactors 2284800100007 REFERENCE (J,NST,41,406,2004) Main reference, data given 2284800100008 REL-REF (M,22482001,S.Mizuno+,J,NST,36,493,1999) 2284800100009 Experimental details 2284800100010 FACILITY (VDGT,2JPNTIT) The 3.2 MV Pelletron Accelerator of the 2284800100011 Research Laboratory For Nuclear Reactors at the Tokyo 2284800100012 Institute of Technology. 2284800100013 INC-SOURCE (P-LI7) Lithium target bombarded by 1.5 ns bunch 2284800100014 proton beam. For neutron energies 10-80 keV proton 2284800100015 energy is 1.903 MeV (22 keV above threshold energy of 2284800100016 p-Li7 reaction), pulse repetition rate 2 MHz, average 2284800100017 proton current 6 micro-A. For 520 keV neutron energy 2284800100018 proton energy is 2.3 MeV, pulse repetition rate 4 MHz,2284800100019 average proton current 13 micro-A 2284800100020 PART-DET (G,N) 2284800100021 DETECTOR (NAICR) Anti-Compton Na-I(Tl) spectrometer. Main 2284800100022 detector 15.2 cm diam. by 20.3 cm was centered 2284800100023 in a 33.0 cm outer diam. by 35.6 cm Na-I(Tl) hollow 2284800100024 Compton-suppression detector - for gamma detection. 2284800100025 Energy resolution is 7% at 0.662 MeV and time 2284800100026 resolution is 4.0 ns for 0.511 MeV gamma 2284800100027 (GLASD) Li-6 glass detectors were used for neutron 2284800100028 flux monitoring. Small 5 mm diameter * 5 mm length 2284800100029 6-Li detector was used for 10-80 keV region, and 2284800100030 long 102 mm diameter 6.4 mm length detector was 2284800100031 used for 520 keV 2284800100032 METHOD (TOF) Flight base is 12 and 20 cm 2284800100033 (GSPEC,SITA) 2284800100034 MONITOR (79-AU-197(N,G)79-AU-198,,SIG) 2284800100035 ADD-RES (G-SPC) 2284800100036 SAMPLE Capture Bi-209 sample is a metallic disk 90 mm diam, 2284800100037 3.0 mm = 8.73 x 10**3 atoms/barn thick, weight 193 gr,2284800100038 chemical purity 99.99%, total impurities (Ag, Cu, Fe, 2284800100039 Pb, Sb, As) less then 44 ppm in Bi-209 sample. 2284800100040 Gold sample for monitor, metallic disk, chemical 2284800100041 purity 99.99 %, weight 123 gram, thickness 1.0 mm 2284800100042 = 5.92 x 10**3 nuclei/barn, diam. 90 mm 2284800100043 CORRECTION Corrections were made for neutron self-shielding and 2284800100044 multiple scattering in the sample, for gamma-ray 2284800100045 Absorption and scattering in sample, for neutron 2284800100046 cross-sections employed in calculations 2284800100047 HISTORY (20041228C) SM 2284800100048 (20060324U) Author name corrected 2284800100049 (20160818A) SD: Units of energy were corrected in Sub.42284800100050 Small corrections in all Subents. ERR-ANALYS update and2284800100051 moved to Subents 002,003. Second ref. moved to REL-REF.2284800100052 COMMON moved to Subents 002-003. 2284800100053 (20190129A) SD: Subent 005 deleted according to comment2284800100054 from Dr.N.Iwamoto: The same cross sections tabulated 2284800100055 by the authors are available in Subents 002-003. 2284800100056 ENDBIB 54 0 2284800100057 NOCOMMON 0 0 2284800100058 ENDSUBENT 57 0 2284800199999 SUBENT 22848002 20160818 22522284800200001 BIB 4 18 2284800200002 REACTION (83-BI-209(N,G)83-BI-210,,SIG,,AV) Averaged over 2284800200003 neutron incident energy interval 2284800200004 ERR-ANALYS (ERR-T) Total error includes: 2284800200005 (ERR-S,1.5,35.) Statistical error 2284800200006 (ERR-1) The errors due to the standard capture cross 2284800200007 sections of 197Au 2284800200008 (ERR-2) The errors due to the weighting function of 2284800200009 the gamma-ray spectrometer 2284800200010 (ERR-3) The errors due to the extrapolation of PH 2284800200011 spectrum below the discrimination level for 209Bi 2284800200012 (ERR-4) The errors due to the extrapolation of PH 2284800200013 spectrum below the discrimination level for 197Au 2284800200014 (ERR-5,1.,4.) The errors due to the neutron self- 2284800200015 shielding and multiple-scattering correction factors 2284800200016 STATUS (TABLE) Sent by Masayuki IGASHIRA via email,2005-04-15 2284800200017 Same data in Table 4 of NST,41,(4),406,2004 2284800200018 HISTORY (20050511A) Data for EN 56.6 keV corrected 2284800200019 (20160818A) SD: ERR-T in % deleted (tautology). 2284800200020 ENDBIB 18 0 2284800200021 COMMON 4 3 2284800200022 ERR-1 ERR-2 ERR-3 ERR-4 2284800200023 PER-CENT PER-CENT PER-CENT PER-CENT 2284800200024 3. 2. 2. 3. 2284800200025 ENDCOMMON 3 0 2284800200026 DATA 4 5 2284800200027 EN-MIN EN-MAX DATA ERR-T 2284800200028 KEV KEV MB MB 2284800200029 5. 8. 9.1 3.2 2284800200030 8. 11. 7.5 1.0 2284800200031 11. 20. 4.50 0.46 2284800200032 20. 40. 2.70 0.13 2284800200033 40. 81. 1.69 0.08 2284800200034 ENDDATA 7 0 2284800200035 ENDSUBENT 34 0 2284800299999 SUBENT 22848003 20160818 22522284800300001 BIB 5 19 2284800300002 REACTION (83-BI-209(N,G)83-BI-210,,SIG,,AV) Averaged over 2284800300003 neutron spectrum width 2284800300004 INC-SPECT Broad neutron spectrum 2284800300005 ERR-ANALYS (ERR-T) Total error includes: 2284800300006 (ERR-S,1.5,35.) Statistical error 2284800300007 (ERR-1) The errors due to the standard capture cross 2284800300008 sections of 197Au 2284800300009 (ERR-2) The errors due to the weighting function of 2284800300010 the gamma-ray spectrometer 2284800300011 (ERR-3) The errors due to the extrapolation of PH 2284800300012 spectrum below the discrimination level for 209Bi 2284800300013 (ERR-4) The errors due to the extrapolation of PH 2284800300014 spectrum below the discrimination level for 197Au 2284800300015 (ERR-5,1.,4.) The errors due to the neutron self- 2284800300016 shielding and multiple-scattering correction factors 2284800300017 STATUS (TABLE) Sent by Masayuki IGASHIRA via email,2005-04-15 2284800300018 Same data in Table 4 of NST,41,(4),406,2004 2284800300019 HISTORY (20050511A) Data for EN 56.6 keV corrected 2284800300020 (20160818A) SD: ERR-T in % deleted (tautology). 2284800300021 ENDBIB 19 0 2284800300022 COMMON 4 3 2284800300023 ERR-1 ERR-2 ERR-3 ERR-4 2284800300024 PER-CENT PER-CENT PER-CENT PER-CENT 2284800300025 3. 2. 2. 3. 2284800300026 ENDCOMMON 3 0 2284800300027 DATA 4 1 2284800300028 EN-MEAN EN-RSL-FW DATA ERR-T 2284800300029 KEV KEV MB MB 2284800300030 520. 139. 1.38 0.07 2284800300031 ENDDATA 3 0 2284800300032 ENDSUBENT 31 0 2284800399999 SUBENT 22848004 20160818 22522284800400001 BIB 4 7 2284800400002 REACTION (83-BI-209(N,G)83-BI-210,,MLT/DE,,REL) Reference 2284800400003 quantity not given 2284800400004 ERR-ANALYS (DATA-ERR) Error not specified 2284800400005 STATUS (TABLE) Sent by Masayuki IGASHIRA via Email,2005-04-15 2284800400006 HISTORY (20050511C) SM/HH 2284800400007 (20160818A) SD: Units of energy were corrected 2284800400008 (MEV -> KEV) in col.EN. SPC -> MLT/DE in REACTION code2284800400009 ENDBIB 7 0 2284800400010 NOCOMMON 0 0 2284800400011 DATA 4 162 2284800400012 EN E DATA DATA-ERR 2284800400013 KEV MEV ARB-UNITS ARB-UNITS 2284800400014 43. 0.0 0.0000E+00 2284800400015 43. 0.1 0.0000E+00 2284800400016 43. 0.2 0.0000E+00 2284800400017 43. 0.3 0.0000E+00 2284800400018 43. 0.4 0.0000E+00 2284800400019 43. 0.5 0.0000E+00 2284800400020 43. 0.6 0.0000E+00 2284800400021 43. 0.7 1.8789E+00 4.5557E-01 2284800400022 43. 0.8 2.8812E+00 3.9287E-01 2284800400023 43. 0.9 2.3567E+00 3.5264E-01 2284800400024 43. 1.0 2.0656E+00 3.2136E-01 2284800400025 43. 1.1 2.0966E+00 2.9728E-01 2284800400026 43. 1.2 1.8110E+00 2.7595E-01 2284800400027 43. 1.3 1.9929E+00 2.5670E-01 2284800400028 43. 1.4 2.0774E+00 2.6865E-01 2284800400029 43. 1.5 1.5966E+00 2.6189E-01 2284800400030 43. 1.6 1.7556E+00 2.0907E-01 2284800400031 43. 1.7 1.5700E+00 1.9176E-01 2284800400032 43. 1.8 1.5817E+00 1.8588E-01 2284800400033 43. 1.9 1.5897E+00 1.6549E-01 2284800400034 43. 2.0 1.5409E+00 1.5672E-01 2284800400035 43. 2.1 1.6198E+00 1.5037E-01 2284800400036 43. 2.2 1.5361E+00 1.8405E-01 2284800400037 43. 2.3 1.3063E+00 1.6649E-01 2284800400038 43. 2.4 1.3130E+00 1.1868E-01 2284800400039 43. 2.5 1.1835E+00 1.1156E-01 2284800400040 43. 2.6 1.0982E+00 1.0899E-01 2284800400041 43. 2.7 1.1022E+00 1.0699E-01 2284800400042 43. 2.8 1.0417E+00 1.0347E-01 2284800400043 43. 2.9 1.0924E+00 9.8555E-02 2284800400044 43. 3.0 1.0880E+00 9.5188E-02 2284800400045 43. 3.1 1.0067E+00 9.1387E-02 2284800400046 43. 3.2 9.0376E-01 8.7420E-02 2284800400047 43. 3.3 8.2532E-01 8.4064E-02 2284800400048 43. 3.4 9.0388E-01 8.3848E-02 2284800400049 43. 3.5 7.5280E-01 8.6271E-02 2284800400050 43. 3.6 8.1535E-01 8.3329E-02 2284800400051 43. 3.7 6.9052E-01 7.3440E-02 2284800400052 43. 3.8 7.0983E-01 6.9588E-02 2284800400053 43. 3.9 5.8140E-01 6.7875E-02 2284800400054 43. 4.0 6.7257E-01 6.5276E-02 2284800400055 43. 4.1 6.4127E-01 6.4658E-02 2284800400056 43. 4.2 5.4949E-01 6.4717E-02 2284800400057 43. 4.3 6.5213E-01 6.3264E-02 2284800400058 43. 4.4 5.4529E-01 6.1817E-02 2284800400059 43. 4.5 5.7313E-01 5.9465E-02 2284800400060 43. 4.6 4.7765E-01 5.6808E-02 2284800400061 43. 4.7 4.7691E-01 5.6998E-02 2284800400062 43. 4.8 3.5535E-01 5.8463E-02 2284800400063 43. 4.9 4.1691E-01 6.2443E-02 2284800400064 43. 5.0 4.5054E-01 6.0445E-02 2284800400065 43. 5.1 4.0362E-01 5.1437E-02 2284800400066 43. 5.2 2.8694E-01 4.8051E-02 2284800400067 43. 5.3 2.6020E-01 4.6855E-02 2284800400068 43. 5.4 2.5872E-01 4.5603E-02 2284800400069 43. 5.5 2.7681E-01 4.4982E-02 2284800400070 43. 5.6 2.5689E-01 4.3716E-02 2284800400071 43. 5.7 2.5671E-01 4.4129E-02 2284800400072 43. 5.8 2.0600E-01 4.6096E-02 2284800400073 43. 5.9 1.0992E-01 5.1837E-02 2284800400074 43. 6.0 1.6883E-01 5.3627E-02 2284800400075 43. 6.1 2.4330E-01 4.7490E-02 2284800400076 43. 6.2 2.3086E-01 4.1655E-02 2284800400077 43. 6.3 2.0887E-01 4.2804E-02 2284800400078 43. 6.4 1.1335E-01 4.6291E-02 2284800400079 43. 6.5 9.9311E-02 4.3046E-02 2284800400080 43. 6.6 2.0810E-01 3.9725E-02 2284800400081 43. 6.7 1.5613E-01 4.5426E-02 2284800400082 43. 6.8 1.3252E-01 5.5001E-02 2284800400083 43. 6.9 7.6939E-02 6.5171E-02 2284800400084 43. 7.0 1.2832E-01 5.3193E-02 2284800400085 43. 7.1 4.4252E-02 4.4246E-02 2284800400086 43. 7.2 1.5631E-02 4.6635E-02 2284800400087 43. 7.3 2.2053E-02 4.4423E-02 2284800400088 43. 7.4 1.2327E-03 2.4773E-02 2284800400089 43. 7.5 0.0000E+00 2284800400090 43. 7.6 0.0000E+00 2284800400091 43. 7.7 0.0000E+00 2284800400092 43. 7.8 0.0000E+00 2284800400093 43. 7.9 0.0000E+00 2284800400094 43. 8.0 0.0000E+00 2284800400095 524. 0.0 0.0000E+00 2284800400096 524. 0.1 0.0000E+00 2284800400097 524. 0.2 0.0000E+00 2284800400098 524. 0.3 0.0000E+00 2284800400099 524. 0.4 0.0000E+00 2284800400100 524. 0.5 0.0000E+00 2284800400101 524. 0.6 0.0000E+00 2284800400102 524. 0.7 2.2155E+00 5.4603E-01 2284800400103 524. 0.8 2.5000E+00 5.0395E-01 2284800400104 524. 0.9 2.7356E+00 4.7208E-01 2284800400105 524. 1.0 1.9813E+00 4.4597E-01 2284800400106 524. 1.1 2.0815E+00 4.2797E-01 2284800400107 524. 1.2 1.4610E+00 4.0722E-01 2284800400108 524. 1.3 1.8636E+00 3.8747E-01 2284800400109 524. 1.4 1.8140E+00 4.9983E-01 2284800400110 524. 1.5 1.7137E+00 5.3990E-01 2284800400111 524. 1.6 1.3992E+00 3.4372E-01 2284800400112 524. 1.7 1.8358E+00 2.9101E-01 2284800400113 524. 1.8 1.6419E+00 2.9101E-01 2284800400114 524. 1.9 1.7724E+00 2.5099E-01 2284800400115 524. 2.0 1.4998E+00 2.3577E-01 2284800400116 524. 2.1 1.6220E+00 2.2700E-01 2284800400117 524. 2.2 1.2894E+00 2.6975E-01 2284800400118 524. 2.3 1.5252E+00 2.5539E-01 2284800400119 524. 2.4 1.3671E+00 1.8428E-01 2284800400120 524. 2.5 1.4369E+00 1.7366E-01 2284800400121 524. 2.6 1.2032E+00 1.7426E-01 2284800400122 524. 2.7 1.2248E+00 1.8315E-01 2284800400123 524. 2.8 1.2368E+00 1.8320E-01 2284800400124 524. 2.9 1.0761E+00 1.7328E-01 2284800400125 524. 3.0 9.7277E-01 1.6430E-01 2284800400126 524. 3.1 1.0013E+00 1.6037E-01 2284800400127 524. 3.2 9.3607E-01 1.5330E-01 2284800400128 524. 3.3 8.4079E-01 1.4851E-01 2284800400129 524. 3.4 8.7163E-01 1.4799E-01 2284800400130 524. 3.5 6.6212E-01 1.4755E-01 2284800400131 524. 3.6 6.6884E-01 1.4321E-01 2284800400132 524. 3.7 7.7963E-01 1.3315E-01 2284800400133 524. 3.8 8.5818E-01 1.3106E-01 2284800400134 524. 3.9 8.1530E-01 1.2735E-01 2284800400135 524. 4.0 4.8552E-01 1.2356E-01 2284800400136 524. 4.1 5.7250E-01 1.2151E-01 2284800400137 524. 4.2 6.6782E-01 1.2133E-01 2284800400138 524. 4.3 4.5385E-01 1.1922E-01 2284800400139 524. 4.4 4.9455E-01 1.1764E-01 2284800400140 524. 4.5 6.4484E-01 1.1337E-01 2284800400141 524. 4.6 6.6882E-01 1.0883E-01 2284800400142 524. 4.7 5.5502E-01 1.0762E-01 2284800400143 524. 4.8 4.8595E-01 1.0749E-01 2284800400144 524. 4.9 4.2379E-01 1.0920E-01 2284800400145 524. 5.0 4.8825E-01 1.0542E-01 2284800400146 524. 5.1 2.9216E-01 9.6108E-02 2284800400147 524. 5.2 2.8042E-01 9.4835E-02 2284800400148 524. 5.3 2.7054E-01 1.0045E-01 2284800400149 524. 5.4 3.0465E-01 1.1177E-01 2284800400150 524. 5.5 2.5301E-01 1.1918E-01 2284800400151 524. 5.6 2.2563E-01 1.1471E-01 2284800400152 524. 5.7 2.0247E-01 1.0339E-01 2284800400153 524. 5.8 1.3823E-01 9.7142E-02 2284800400154 524. 5.9 1.2215E-01 1.0126E-01 2284800400155 524. 6.0 2.4482E-01 9.9822E-02 2284800400156 524. 6.1 2.0231E-01 8.9008E-02 2284800400157 524. 6.2 1.8201E-01 8.0160E-02 2284800400158 524. 6.3 3.1692E-01 8.1039E-02 2284800400159 524. 6.4 1.9558E-01 8.2899E-02 2284800400160 524. 6.5 5.1198E-02 8.0553E-02 2284800400161 524. 6.6 5.2651E-02 7.8850E-02 2284800400162 524. 6.7 1.5041E-01 8.2905E-02 2284800400163 524. 6.8 9.2999E-02 9.3644E-02 2284800400164 524. 6.9 4.0627E-02 1.0059E-01 2284800400165 524. 7.0 4.9964E-02 9.2980E-02 2284800400166 524. 7.1 2.3392E-02 3.8528E-02 2284800400167 524. 7.2 0.0000E+00 2284800400168 524. 7.3 0.0000E+00 2284800400169 524. 7.4 0.0000E+00 2284800400170 524. 7.5 0.0000E+00 2284800400171 524. 7.6 0.0000E+00 2284800400172 524. 7.7 0.0000E+00 2284800400173 524. 7.8 0.0000E+00 2284800400174 524. 7.9 0.0000E+00 2284800400175 524. 8.0 0.0000E+00 2284800400176 ENDDATA 164 0 2284800400177 ENDSUBENT 176 0 2284800499999 NOSUBENT 22848005 20190129 22742284800500001 ENDENTRY 5 0 2284899999999