ENTRY 31401 20240216 3140100000001 SUBENT 31401001 20240216 20240513 3140100100001 BIB 8 20 3140100100002 TITLE Activation cross section for 204Pb(n,2n)203Pb reaction 3140100100003 AUTHOR (Lu Hanlin, Zhao Wenrong, Yu Weixiang, Yuan Xialin) 3140100100004 INSTITUTE (3CPRAEP) 3140100100005 REFERENCE (J,CNP,12,269,1990) 3140100100006 (R,INDC(CPR)-16,1989) table 3140100100007 ERR-ANALYS (ERR-T) Source of uncertainty 3140100100008 (ERR-1,1.,1.6) neutron fluence rate (1.0-1.6%)3140100100009 (ERR-2,1.5,1.8) activity determination (1.5-1.8%)3140100100010 (ERR-3,0.6,1.) neutron scattering and fluctuations 3140100100011 (ERR-4) sample weight and composition (0.1%)3140100100012 COMMENT Two measurements are presented in the article, but 3140100100013 there is no reference on the previous measurements 3140100100014 and both of them are only in one article. 3140100100015 STATUS (TABLE,,Lu Hanlin+,J,CNP,12,269,1990) Table 1 3140100100016 HISTORY (19921009C) HW 3140100100017 (19930119U) HW.- Status altered.- 3140100100018 (19930721U) HW.- MONIT-REF corrected in Subent 003.- 3140100100019 (20090730U) SD: Updated to new date formats, lower case3140100100020 (20230707A) VT+On. Revision in 003. 3140100100021 (20240216U) On. Minor revision in BIB section. 3140100100022 ENDBIB 20 0 3140100100023 COMMON 1 3 3140100100024 ERR-4 3140100100025 PER-CENT 3140100100026 0.1 3140100100027 ENDCOMMON 3 0 3140100100028 ENDSUBENT 27 0 3140100199999 SUBENT 31401002 20100220 31443140100200001 BIB 9 20 3140100200002 REACTION (82-PB-204(N,2N)82-PB-203,,SIG) 3140100200003 DECAY-DATA (82-PB-203-G,52.06HR,DG,279.,0.801) 3140100200004 SAMPLE Natural lead foils, 0.04 or 0.25 mm thick and 20 mm 3140100200005 in diameter, sandwiched with two aluminium foils. 3140100200006 FACILITY (CCW,3CPRAEP) IAE Cockcroft-Walton accelerator. 3140100200007 INC-SOURCE (D-T) Neutrons were produced by bombarding a 3140100200008 0.7 mg/cm**2 thick T-Ti target with 200 keV deuterons. 3140100200009 Sample foils were placed at 45 degrees with respect to 3140100200010 the deuteron beam. 3140100200011 MONITOR (13-AL-27(N,A)11-NA-24,,SIG) 3140100200012 DETECTOR (GELI) 3140100200013 METHOD (ACTIV,ASSOP) Absolute measurement at En = 14.58 MeV, 3140100200014 neutron fluence rate was determined by associated 3140100200015 alpha particle counting. 3140100200016 CORRECTION Corrections were made for the fluence rate 3140100200017 fluctuation, gamma ray self-absorption in the sample, 3140100200018 the finite active area of the sample, effect of sum 3140100200019 peak, neutron scattering in the target assembly. Also 3140100200020 corrections were made for the standard cross section, 3140100200021 mean neutron energy and decay data. 3140100200022 ENDBIB 20 0 3140100200023 NOCOMMON 0 0 3140100200024 DATA 6 2 3140100200025 EN EN-ERR DATA ERR-T MONIT MONIT-ERR 3140100200026 MEV MEV MB MB MB MB 3140100200027 14.49 0.40 2054. 45. 117.0 1.63140100200028 14.58 0.16 2018. 43. 3140100200029 ENDDATA 4 0 3140100200030 ENDSUBENT 29 0 3140100299999 SUBENT 31401003 20230707 20240316 3140100300001 BIB 12 20 3140100300002 REACTION (82-PB-204(N,2N)82-PB-203,,SIG) 3140100300003 DECAY-DATA (82-PB-203-G,52.06HR,DG,279.,0.801) 3140100300004 SAMPLE No information given. 3140100300005 FACILITY (CCW,3CPRAEP) IAE Cockcroft-Walton accelerator. 3140100300006 (CYCLO,3CPRAEP) IAE variable energy cyclotron. 3140100300007 INC-SOURCE (D-D) 3140100300008 (D-T) 3140100300009 DETECTOR (NAICR) 3140100300010 MONITOR (82-PB-204(N,2N)82-PB-203,,SIG) 3140100300011 DECAY-MON (82-PB-203-G,52.06HR,DG,279.,0.801) 3140100300012 MONIT-REF (31401002,Lu Hanlin,J,CNP,12,(3),269,1990) The data, 3140100300013 measured previously, were adjusted to the result at En 3140100300014 = 14.49 MeV presented in Subent 002. 3140100300015 METHOD (ACTIV) 3140100300016 CORRECTION Corrections were made for the fluence rate 3140100300017 fluctuation, gamma ray self-absorption in the sample, 3140100300018 the finite active area of the sample, effect of sum 3140100300019 peak, neutron scattering in the target assembly. 3140100300020 HISTORY (19930721U) HW.- MONIT-REF corrected.- 3140100300021 (20230707A) VT+On. COMMON: EN-ERR = 0.40 MeV deleted 3140100300022 ENDBIB 20 0 3140100300023 COMMON 3 3 3140100300024 EN-NRM MONIT MONIT-ERR 3140100300025 MEV MB MB 3140100300026 14.49 2054. 45. 3140100300027 ENDCOMMON 3 0 3140100300028 DATA 4 10 3140100300029 EN EN-ERR DATA ERR-T 3140100300030 MEV MEV MB MB 3140100300031 9.41 0.45 332. 14. 3140100300032 10.34 0.40 832. 30. 3140100300033 11.04 0.35 1255. 44. 3140100300034 12.12 0.35 1753. 90. 3140100300035 13.05 0.20 2029. 93. 3140100300036 13.4 0.2 1921. 69. 3140100300037 13.6 0.2 1931. 70. 3140100300038 14.1 0.2 1998. 72. 3140100300039 14.4 0.2 2047. 73. 3140100300040 14.8 0.2 2008. 72. 3140100300041 ENDDATA 12 0 3140100300042 ENDSUBENT 41 0 3140100399999