ENTRY 23017 20230213 2301700000001 SUBENT 23017001 20230213 20231011 2301700100001 BIB 13 38 2301700100002 TITLE Measurement of capture gamma rays from the broad 2301700100003 53-keV and the narrow 35-keV neutron resonances of 2301700100004 23Na 2301700100005 AUTHOR (J.Hori, S.T.Park, S.Y.Lee, M.Igashira, T.Ohsaki) 2301700100006 INSTITUTE (2JPNTIT) Research Laboratory for Nuclear Reactors 2301700100007 REFERENCE (J,NST,38,91,2001) 2301700100008 FACILITY (VDGT,2JPNTIT) 3-MV Pelletron at Research Laboratory 2301700100009 for Nuclear Reactors 2301700100010 MONITOR (79-AU-197(N,G)79-AU-198,,SIG) 2301700100011 The averaged capture cross section was calculated from2301700100012 the standard capture cross sections taken from 2301700100013 ENDF/B-VI and the normalized neutron energy spectrum 2301700100014 MONIT-REF (,,3,ENDF/B-VI,7925,1991) Data taken from ENDF/B-VI 2301700100015 file for 197 Au (MAT=7925), evaluated by P.G.Young. 2301700100016 INC-SOURCE Beam intensity is 8.6 micro-Ampere. 2301700100017 (P-LI7) 7Li(p,n)7Be reaction at 1.902 MeV 2301700100018 SAMPLE - Target enrichment is 100%. 2301700100019 - Chemical-form of target is element. 2301700100020 - Physical-form of target is solid. 2301700100021 - Target-thickness: 0.0229 nuclei/barn 2301700100022 METHOD (TOF) 2301700100023 The standard capture cross sections of 197 Au and a 2301700100024 pulse-height weighting technique were employed to 2301700100025 determine the number of neutrons incident on a 2301700100026 capture sample. 2301700100027 DETECTOR (GLASD) To measure incident neutron spectrum 2301700100028 (HPGE) To detect capture gamma-rays 2301700100029 (NAICR) Compton-suppression detector 2301700100030 STATUS (APRVD) Proofread by Junichi Hori (2007.11.30) 2301700100031 HISTORY (20071023C) 2301700100032 (20130203U) SD: Illegal blank from REL-REF in 2301700100033 Subent 5 removed. 2301700100034 (20180830A) SD: REACTION code corrected in Subent 002. 2301700100035 Cosmetic correction in REFERENCE. 2301700100036 (20220102A) SD: Subent 006 deleted according to 2301700100037 CP-D/1028. 2301700100038 (20230213A) SD: Subent 0006 deleted (Ex and J are 2301700100039 values of reaction product). 2301700100040 ENDBIB 38 0 2301700100041 NOCOMMON 0 0 2301700100042 ENDSUBENT 41 0 2301700199999 SUBENT 23017002 20180830 22702301700200001 BIB 4 4 2301700200002 REACTION (11-NA-23(N,G)11-NA-24,,SPC,,RES/REL) 2301700200003 ERR-ANALYS (DATA-ERR) No information on source of uncertainties 2301700200004 STATUS (TABLE) Table 4, p.95 of Nucl.Sci.Tech.38(2001)91 2301700200005 HISTORY (20180830A) SD: SF4=Na-24 added to REACTION code. 2301700200006 ENDBIB 4 0 2301700200007 NOCOMMON 0 0 2301700200008 DATA 6 28 2301700200009 EN-RES E E-ERR DATA DATA-ERR LVL-FIN 2301700200010 KEV KEV KEV ARB-UNITS ARB-UNITS KEV 2301700200011 53. 6537.0 0.5 15.7 1.3 472. 2301700200012 53. 6445.2 0.5 10.2 1.0 563. 2301700200013 53. 5663.2 1.0 28.5 2.3 1345. 2301700200014 53. 5162.9 0.5 8.72 0.84 1846. 2301700200015 53. 4495.6 0.8 7.7 1.0 2514. 2301700200016 53. 4105.7 0.8 4.78 0.79 2904. 2301700200017 53. 3637.6 1.1 0.61 0.28 3372. 2301700200018 53. 3596.4 0.7 18.9 1.5 3413. 2301700200019 53. 3420.4 0.8 6.00 0.64 3589. 2301700200020 53. 3381.4 0.8 3.76 0.53 3628. 2301700200021 53. 3353.7 1.2 1.88 0.37 3656. 2301700200022 53. 3076.5 1.0 2.41 0.60 3936. 2301700200023 53. 2447.6 0.5 3.70 0.47 4562. 2301700200024 53. 2315.8 0.5 2.01 0.50 4692. 2301700200025 53. 1949.5 0.3 2.3 1.2 5060. 2301700200026 35. 6520.4 0.9 2.26 0.50 472. 2301700200027 35. 6429.2 0.4 37.6 3.0 563. 2301700200028 35. 5649.8 1.0 12.8 1.4 1345. 2301700200029 35. 5146.4 0.6 5.56 0.99 1846. 2301700200030 35. 5106.9 0.4 26.2 1.9 1886. 2301700200031 35. 4429.9 0.8 6.84 0.78 2563. 2301700200032 35. 4088.8 1.2 1.71 0.58 2904. 2301700200033 35. 3364.9 0.7 20.6 1.5 3628. 2301700200034 35. 2796.9 0.5 3.64 0.55 4196. 2301700200035 35. 2299.3 0.6 2.25 0.49 4692. 2301700200036 35. 2084.2 0.3 12.3 1.0 4909. 2301700200037 35. 1933.2 0.5 1.01 0.42 5060. 2301700200038 35. 1875.8 0.6 1.36 0.38 5117. 2301700200039 ENDDATA 30 0 2301700200040 ENDSUBENT 39 0 2301700299999 SUBENT 23017003 20071203 21892301700300001 BIB 3 15 2301700300002 REACTION (11-NA-23(N,G),PAR,WID) 2301700300003 ERR-ANALYS (ERR-1) Uncertainty for standard capture cross section 2301700300004 of 197Au 2301700300005 (ERR-2) Maximum uncertainty for full-energy-peak 2301700300006 efficiency and weighting function of gamma-ray 2301700300007 spectrometer (4-7%) 2301700300008 (ERR-3) Uncertainty for extrapolation of pulse-height 2301700300009 spectrum below discrimination level 2301700300010 (ERR-4) Maximum uncertainty for correction factor for 2301700300011 neutron self-shielding and multiple-scattering 2301700300012 (<1%) 2301700300013 (ERR-5) Maximum uncertainty in resonance parameters of 2301700300014 lowest levels used in data processing (<0.2%) 2301700300015 (DATA-ERR) No information on source of uncertainties 2301700300016 STATUS (TABLE) Taken from Table 7, p99 of reference 2301700300017 ENDBIB 15 0 2301700300018 COMMON 6 3 2301700300019 EN-RES ERR-1 ERR-2 ERR-3 ERR-4 ERR-5 2301700300020 KEV PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT 2301700300021 53. 3. 7. 3. 1. 0.2 2301700300022 ENDCOMMON 3 0 2301700300023 DATA 3 15 2301700300024 E-LVL-FIN DATA DATA-ERR 2301700300025 KEV EV EV 2301700300026 472. 0.128 0.013 2301700300027 563. 0.083 0.009 2301700300028 1345. 0.233 0.023 2301700300029 1846. 0.071 0.008 2301700300030 2514. 0.063 0.009 2301700300031 2904. 0.039 0.007 2301700300032 3372. 0.005 0.002 2301700300033 3413. 0.154 0.015 2301700300034 3589. 0.049 0.006 2301700300035 3628. 0.031 0.005 2301700300036 3656. 0.015 0.003 2301700300037 3936. 0.020 0.005 2301700300038 4562. 0.030 0.004 2301700300039 4692. 0.016 0.004 2301700300040 5060. 0.019 0.010 2301700300041 ENDDATA 17 0 2301700300042 ENDSUBENT 41 0 2301700399999 SUBENT 23017004 20071203 21892301700400001 BIB 3 16 2301700400002 REACTION 1(11-NA-23(N,G),PAR,WID/STR) 2301700400003 2(11-NA-23(N,G),PAR,WID) 2301700400004 ERR-ANALYS (ERR-1) Uncertainty for standard capture cross section 2301700400005 of 197Au 2301700400006 (ERR-2) Maximum uncertainty for full-energy-peak 2301700400007 efficiency and weighting function of gamma-ray 2301700400008 spectrometer (4-7%) 2301700400009 (ERR-3) Uncertainty for extrapolation of pulse-height 2301700400010 spectrum below discrimination level 2301700400011 (ERR-4) Maximum uncertainty for correction factor for 2301700400012 neutron self-shielding and multiple-scattering 2301700400013 (<1%) 2301700400014 (ERR-5) Uncertainty in resonance parameters of lowest 2301700400015 levels used in data processing 2301700400016 (DATA-ERR) No information on source of uncertainties 2301700400017 STATUS (TABLE) Taken from Table 7, p99 of reference 2301700400018 ENDBIB 16 0 2301700400019 COMMON 6 3 2301700400020 EN-RES ERR-1 ERR-2 ERR-3 ERR-4 ERR-5 2301700400021 KEV PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT 2301700400022 35. 3. 7. 3. 1. 8. 2301700400023 ENDCOMMON 3 0 2301700400024 DATA 5 13 2301700400025 E-LVL-FIN DATA 1DATA-ERR 1DATA 2DATA-ERR 2 2301700400026 KEV EV EV EV EV 2301700400027 472. 0.006 0.001 0.016 0.004 2301700400028 563. 0.092 0.009 0.239 0.030 2301700400029 1345. 0.031 0.003 0.080 0.010 2301700400030 1846. 0.014 0.003 0.036 0.007 2301700400031 1886. 0.064 0.006 0.166 0.020 2301700400032 2563. 0.017 0.002 0.044 0.007 2301700400033 2904. 0.004 0.001 0.010 0.004 2301700400034 3628. 0.050 0.005 0.130 0.016 2301700400035 4196. 0.009 0.001 0.023 0.004 2301700400036 4692. 0.006 0.001 0.016 0.004 2301700400037 4909. 0.030 0.003 0.078 0.010 2301700400038 5060. 0.002 0.001 0.005 0.002 2301700400039 5117. 0.003 0.001 0.008 0.002 2301700400040 ENDDATA 15 0 2301700400041 ENDSUBENT 40 0 2301700499999 SUBENT 23017005 20130203 22342301700500001 BIB 5 24 2301700500002 REL-REF (A,10001014,R.W.Hockenbury+,J,PR,178,1746,1969) 2301700500003 Larger than present result for 53 keV resonance, but 2301700500004 agree with present result for 35 keV resonance 2301700500005 (A,30385002,A.R.de L.Musgrove+,C,78HARWELL,,426,1978) 2301700500006 Agree with present result for 35 keV resonance 2301700500007 REACTION 1(11-NA-23(N,G),,WID/STR) 2301700500008 2(11-NA-23(N,G),,WID) 2301700500009 ERR-ANALYS (ERR-1) Uncertainty for standard capture cross section 2301700500010 of 197Au 2301700500011 (ERR-2,4.,7.) Uncertainty for full-energy-peak 2301700500012 efficiency and weighting function of gamma-ray 2301700500013 spectrometer (4-7%) 2301700500014 (ERR-3) Uncertainty for extrapolation of pulse-height 2301700500015 spectrum below discrimination level 2301700500016 (ERR-4,,1.) Uncertainty for correction factor for 2301700500017 neutron self-shielding and multiple-scattering 2301700500018 (<1%) 2301700500019 (ERR-5) Uncertainty in resonance parameters of lowest 2301700500020 levels used in data processing (Maximum for 53 2301700500021 keV state) 2301700500022 (DATA-ERR) No information on source of uncertainties 2301700500023 STATUS (TABLE) Taken from Table 9, p100 of reference 2301700500024 HISTORY (20130203U) SD: Illegal blank from REL-REF. ERR-ANALYS 2301700500025 corrected. 2301700500026 ENDBIB 24 0 2301700500027 COMMON 2 3 2301700500028 ERR-1 ERR-3 2301700500029 PER-CENT PER-CENT 2301700500030 3. 3. 2301700500031 ENDCOMMON 3 0 2301700500032 DATA 6 2 2301700500033 EN-RES DATA 1DATA-ERR 1DATA 2DATA-ERR 2ERR-5 2301700500034 KEV EV EV EV EV PER-CENT 2301700500035 35. 0.328 0.031 0.85 0.14 8. 2301700500036 53. 0.96 0.10 0.2 2301700500037 ENDDATA 4 0 2301700500038 ENDSUBENT 37 0 2301700599999 NOSUBENT 23017006 20230213 20231011 2301700600001 ENDENTRY 2 0 2301799999999