ENTRY 31860 20250414 32193186000000001 SUBENT 31860001 20250414 32193186000100001 BIB 16 28 3186000100002 TITLE Stellar s-process neutron capture cross section of Ce 3186000100003 isotopes 3186000100004 AUTHOR (R.N.Sahoo, M.Paul, Y.Kashiv, M.Tessler, M.Friedman, 3186000100005 S.Halfon, A.Kreisel, A.Shor, L.Weissman) 3186000100006 INSTITUTE (3ISLHEB,1USANOT,3ISLSOR) 3186000100007 REFERENCE (J,PR/C,109,025808,2024) 3186000100008 FACILITY (LINAC,3ISLSOR) Soreq Applied Research Accelerator 3186000100009 Facility (SARAF) 3186000100010 INC-SOURCE (P-LI7) 1925 keV proton (1-1.5 mA) on liquid Li 3186000100011 SAMPLE Ce-I: natural, 25 mm diameter, 2.114(1) g 3186000100012 Ce-II: for measurement of Ce(g,n) contribution 3186000100013 Au(1): 0.110(1) g 3186000100014 Au(2): 0.119(1) g 3186000100015 DETECTOR (HPGE) 3186000100016 METHOD (ACTIV) 3186000100017 MONITOR (79-AU-197(N,G)79-AU-198,,SIG,,SPA) 3186000100018 MONIT-REF (,,3,ENDF/B-VIII.0,,2017) 3186000100019 DECAY-MON (79-AU-198-G,2.6941D,DG,411.80,0.9562) 3186000100020 CORRECTION Corrected for self-absorption 3186000100021 ERR-ANALYS (ERR-T) Total uncertainty propagated from: 3186000100022 (ERR-1) target thickness 3186000100023 (ERR-2,,,U) counting statistics (Ce) 3186000100024 (ERR-3,,,U) counting statistics (Au) 3186000100025 (ERR-4) HPGe calibration source 3186000100026 (ERR-6) simulation for beam energy & spread, geometry 3186000100027 (MONIT-ERR) ENDF/B-VIII.0 Au cross section 3186000100028 ADD-RES MACS between 10 and 120 keV in table 3186000100029 HISTORY (20250414C) On 3186000100030 ENDBIB 28 0 3186000100031 COMMON 6 3 3186000100032 ERR-1 ERR-3 ERR-4 ERR-6 MONIT MONIT-ERR 3186000100033 PER-CENT PER-CENT PER-CENT PER-CENT MB PER-CENT 3186000100034 0.4 0.2 1.5 1.8 568. 1.0 3186000100035 ENDCOMMON 3 0 3186000100036 ENDSUBENT 35 0 3186000199999 SUBENT 31860002 20250414 32193186000200001 BIB 6 12 3186000200002 REACTION 1(58-CE-136(N,G)58-CE-137-G,,SIG,,SPA) 3186000200003 2(58-CE-136(N,G)58-CE-137-M,,SIG,,SPA) 3186000200004 SAMPLE (58-CE-136,NAT=0.00185) 3186000200005 DECAY-DATA1(58-CE-137-G,9.11HR,DG,447.15,0.0168, 3186000200006 DG,436.59,0.0026) 3186000200007 2(58-CE-137-M,34.80HR,DG,254.29,0.111) 3186000200008 CORRECTION1447.45 keV gammas due to 142Ce(n,g)143Ce was 3186000200009 subtracted by using the counts of 293.26 keV gamma 3186000200010 due to 142Ce(n,g)143Ce. 3186000200011 ERR-ANALYS (ERR-5) gamma intensity (0.03%) 3186000200012 STATUS (TABLE,,R.N.Sahoo+,J,PR/C,109,025808,2024) Table IV 3186000200013 (SUPPL,31860010) Incident neutron spectrum 3186000200014 ENDBIB 12 0 3186000200015 COMMON 3 3 3186000200016 ERR-2 1ERR-2 1ERR-5 3186000200017 PER-CENT PER-CENT PER-CENT 3186000200018 2.0 1.8 0.03 3186000200019 ENDCOMMON 3 0 3186000200020 DATA 5 1 3186000200021 KT-DUMMY DATA 1ERR-T 1DATA 2ERR-T 2 3186000200022 KEV MB MB MB MB 3186000200023 34.2 262. 10. 26.7 0.9 3186000200024 ENDDATA 3 0 3186000200025 ENDSUBENT 24 0 3186000299999 SUBENT 31860003 20250414 32193186000300001 BIB 6 8 3186000300002 REACTION (58-CE-138(N,G)58-CE-139,,SIG,,SPA) 3186000300003 SAMPLE (58-CE-138,NAT=0.00251) 3186000300004 DECAY-DATA (58-CE-139-G,137.64D,DG,165.86,0.7990) 3186000300005 CORRECTION 140Ce(g,n)139Ce contribution subtracted by performing 3186000300006 a photoneutron cross section measurement 3186000300007 ERR-ANALYS (ERR-5,,0.0001) gamma intensity (<0.01%) 3186000300008 STATUS (TABLE,,R.N.Sahoo+,J,PR/C,109,025808,2024) Table IV 3186000300009 (SUPPL,31860010) Incident neutron spectrum 3186000300010 ENDBIB 8 0 3186000300011 NOCOMMON 0 0 3186000300012 DATA 4 1 3186000300013 KT-DUMMY DATA ERR-T ERR-2 3186000300014 KEV MB MB PER-CENT 3186000300015 34.2 163. 6. 2.9 3186000300016 ENDDATA 3 0 3186000300017 ENDSUBENT 16 0 3186000399999 SUBENT 31860004 20250414 32193186000400001 BIB 6 8 3186000400002 REACTION (58-CE-140(N,G)58-CE-141,,SIG,,SPA) 3186000400003 SAMPLE (58-CE-140,NAT=0.8845) 3186000400004 DECAY-DATA (58-CE-141,32.51D,DG,145.443,0.4830) 3186000400005 CORRECTION 142Ce(g,n)141Ce contribution subtracted by performing 3186000400006 a photoneutron cross section measurement 3186000400007 ERR-ANALYS (ERR-5,,0.0001) gamma intensity (<0.01%) 3186000400008 STATUS (TABLE,,R.N.Sahoo+,J,PR/C,109,025808,2024) Table IV 3186000400009 (SUPPL,31860010) Incident neutron spectrum 3186000400010 ENDBIB 8 0 3186000400011 NOCOMMON 0 0 3186000400012 DATA 4 1 3186000400013 KT-DUMMY DATA ERR-T ERR-2 3186000400014 KEV MB MB PER-CENT 3186000400015 34.2 8.4 0.2 0.2 3186000400016 ENDDATA 3 0 3186000400017 ENDSUBENT 16 0 3186000499999 SUBENT 31860005 20250414 32193186000500001 BIB 5 13 3186000500002 REACTION (58-CE-142(N,G)58-CE-143,,SIG,,SPA) 3186000500003 SAMPLE (58-CE-142,NAT=0.1111) 3186000500004 DECAY-DATA (58-CE-143,33.039HR,DG,231.550,0.0205, 3186000500005 DG,293.226,0.428, 3186000500006 DG,350.619,0.0323, 3186000500007 DG,447.45,0.00060, 3186000500008 DG,490.368,0.0216, 3186000500009 DG,664.57,0.0569, 3186000500010 DG,721.93,0.0539, 3186000500011 DG,880.46,0.01031) 3186000500012 ERR-ANALYS (ERR-5,,0.0001) gamma intensity (<0.01%) 3186000500013 STATUS (TABLE,,R.N.Sahoo+,J,PR/C,109,025808,2024) Table IV 3186000500014 (SUPPL,31860010) Incident neutron spectrum 3186000500015 ENDBIB 13 0 3186000500016 NOCOMMON 0 0 3186000500017 DATA 4 1 3186000500018 KT-DUMMY DATA ERR-T ERR-2 3186000500019 KEV MB MB PER-CENT 3186000500020 34.2 23.5 0.9 2.9 3186000500021 ENDDATA 3 0 3186000500022 ENDSUBENT 21 0 3186000599999 SUBENT 31860006 20250414 32193186000600001 BIB 4 10 3186000600002 REACTION 1(58-CE-136(N,G)58-CE-137-G,,SIG,,MXW,DERIV) 3186000600003 2(58-CE-136(N,G)58-CE-137-M,,SIG,,MXW,DERIV) 3186000600004 3(58-CE-136(N,G)58-CE-137,,SIG,,MXW,DERIV) 3186000600005 ANALYSIS Average of 30 keV MACS in JENDL-5, JEFF-3.3, CENDL-3.2,3186000600006 ENDF/B-VIII.0 and ROSFOND renormalized to reproduce 3186000600007 the measured spectrum averaged cross section. 3186000600008 ERR-ANALYS (ERR-5) gamma intensity (0.03%) 3186000600009 (ERR-7) library dependence of 30 keV MACS 3186000600010 STATUS (TABLE,,R.N.Sahoo+,J,PR/C,109,025808,2024) Table VIII 3186000600011 (DEP,31860002) Measured spectrum averaged cross section3186000600012 ENDBIB 10 0 3186000600013 COMMON 4 3 3186000600014 ERR-2 1ERR-2 2ERR-5 ERR-7 3186000600015 PER-CENT PER-CENT PER-CENT PER-CENT 3186000600016 2.0 1.8 0.03 0.3 3186000600017 ENDCOMMON 3 0 3186000600018 DATA 7 1 3186000600019 KT DATA 1ERR-T 1DATA 2ERR-T 2DATA 33186000600020 ERR-T 3 3186000600021 KEV MB MB MB MB MB 3186000600022 MB 3186000600023 30. 290. 11. 29.6 1.0 320. 3186000600024 17. 3186000600025 ENDDATA 6 0 3186000600026 ENDSUBENT 25 0 3186000699999 SUBENT 31860007 20250414 32193186000700001 BIB 4 8 3186000700002 REACTION (58-CE-138(N,G)58-CE-139,,SIG,,MXW,DERIV) 3186000700003 ANALYSIS Average of 30 keV MACS in JENDL-5, JEFF-3.3, CENDL-3.2,3186000700004 ENDF/B-VIII.0 and ROSFOND renormalized to reproduce 3186000700005 the measured spectrum averaged cross section. 3186000700006 ERR-ANALYS (ERR-5,,0.0001) gamma intensity (<0.01%) 3186000700007 (ERR-7) library dependence of 30 keV MACS 3186000700008 STATUS (TABLE,,R.N.Sahoo+,J,PR/C,109,025808,2024) Table VIII 3186000700009 (DEP,31860003) Measured spectrum averaged cross section3186000700010 ENDBIB 8 0 3186000700011 NOCOMMON 0 0 3186000700012 DATA 5 1 3186000700013 KT DATA ERR-T ERR-2 ERR-7 3186000700014 KEV MB MB PER-CENT PER-CENT 3186000700015 30. 182. 8. 2.9 1.2 3186000700016 ENDDATA 3 0 3186000700017 ENDSUBENT 16 0 3186000799999 SUBENT 31860008 20250414 32193186000800001 BIB 4 8 3186000800002 REACTION (58-CE-140(N,G)58-CE-141,,SIG,,MXW,DERIV) 3186000800003 ANALYSIS Average of 30 keV MACS in JENDL-5, JEFF-3.3, CENDL-3.2,3186000800004 ENDF/B-VIII.0 and ROSFOND renormalized to reproduce 3186000800005 the measured spectrum averaged cross section. 3186000800006 ERR-ANALYS (ERR-5,,0.0001) gamma intensity (<0.01%) 3186000800007 (ERR-7) library dependence of 30 keV MACS 3186000800008 STATUS (TABLE,,R.N.Sahoo+,J,PR/C,109,025808,2024) Table VIII 3186000800009 (DEP,31860004) Measured spectrum averaged cross section3186000800010 ENDBIB 8 0 3186000800011 NOCOMMON 0 0 3186000800012 DATA 5 1 3186000800013 KT DATA ERR-T ERR-2 ERR-7 3186000800014 KEV MB MB PER-CENT PER-CENT 3186000800015 30. 9.7 0.5 0.2 4.1 3186000800016 ENDDATA 3 0 3186000800017 ENDSUBENT 16 0 3186000899999 SUBENT 31860009 20250414 32193186000900001 BIB 4 8 3186000900002 REACTION (58-CE-142(N,G)58-CE-143,,SIG,,MXW,DERIV) 3186000900003 ANALYSIS Average of 30 keV MACS in JENDL-5, JEFF-3.3, CENDL-3.2,3186000900004 ENDF/B-VIII.0 and ROSFOND renormalized to reproduce 3186000900005 the measured spectrum averaged cross section. 3186000900006 ERR-ANALYS (ERR-5,,0.0001) gamma intensity (<0.01%) 3186000900007 (ERR-7) library dependence of 30 keV MACS 3186000900008 STATUS (TABLE,,R.N.Sahoo+,J,PR/C,109,025808,2024) Table VIII 3186000900009 (DEP,31860005) Measured spectrum averaged cross section3186000900010 ENDBIB 8 0 3186000900011 NOCOMMON 0 0 3186000900012 DATA 5 1 3186000900013 KT DATA ERR-T ERR-2 ERR-7 3186000900014 KEV MB MB PER-CENT PER-CENT 3186000900015 30. 25.8 1.1 2.9 1.6 3186000900016 ENDDATA 3 0 3186000900017 ENDSUBENT 16 0 3186000999999 SUBENT 31860010 20250414 32193186001000001 BIB 3 49 3186001000002 SUPPL-INF (INCSP) SimLit-GEANT4 simulated neutron spectrum 3186001000003 --------------------------- 3186001000004 energy dn/dE 3186001000005 (keV) (n/mC/5 keV) 3186001000006 --------------------------- 3186001000007 0 8.21034E+08 3186001000008 5 1.6473E+09 3186001000009 10 2.24792E+09 3186001000010 15 2.65179E+09 3186001000011 20 3.06414E+09 3186001000012 25 3.12032E+09 3186001000013 30 3.44483E+09 3186001000014 35 3.25121E+09 3186001000015 40 3.30545E+09 3186001000016 45 3.22067E+09 3186001000017 50 2.99503E+09 3186001000018 55 2.88777E+09 3186001000019 60 2.69268E+09 3186001000020 65 2.48679E+09 3186001000021 70 2.30007E+09 3186001000022 75 2.11972E+09 3186001000023 80 1.84888E+09 3186001000024 85 1.56437E+09 3186001000025 90 1.39153E+09 3186001000026 95 1.19757E+09 3186001000027 100 1.03885E+09 3186001000028 105 8.74355E+08 3186001000029 110 7.17364E+08 3186001000030 115 5.7302E+08 3186001000031 120 4.4066E+08 3186001000032 125 3.41489E+08 3186001000033 130 2.45935E+08 3186001000034 135 1.76197E+08 3186001000035 140 1.111E+08 3186001000036 145 74352300 3186001000037 150 46797300 3186001000038 155 27660600 3186001000039 160 15771800 3186001000040 165 8835650 3186001000041 170 4309900 3186001000042 175 2156150 3186001000043 180 959354 3186001000044 185 474880 3186001000045 190 170285 3186001000046 195 76748.3 3186001000047 200 43170.9 3186001000048 --------------------------- 3186001000049 STATUS (TABLE) Fig.9 of Phys.Rev.C,105(2022)035801 3186001000050 HISTORY (20250414R) On. Received from Michael Paul. 3186001000051 ENDBIB 49 0 3186001000052 NOCOMMON 0 0 3186001000053 NODATA 0 0 3186001000054 ENDSUBENT 53 0 3186001099999 ENDENTRY 10 0 3186099999999