ENTRY 41448 20191115 41844144800000001 SUBENT 41448001 20191115 41844144800100001 BIB 14 31 4144800100002 TITLE Effective reaction cross-sections for 7Be production 4144800100003 by interaction of fast neutrons in an 4144800100004 accelerator-driven system with light nuclei 4144800100005 AUTHOR (V.S.Buttsev,T.N.Korbut,S.V.Korneev,B.A.Martsynkevich, 4144800100006 A.M.Khil'manovich,S.E.Chigrinov,D.Chultehm) 4144800100007 REFERENCE (J,YK,,(1),42,2004) 4144800100008 (R,INDC(CCP)-441,49,2004) 4144800100009 English transl. of J,YK,,(1),42,2004 4144800100010 INSTITUTE (4ZZZDUB) Buttsev,Chultehm 4144800100011 (4BLRIFB) Korbut,Martsynkevich,Khil'manovich 4144800100012 (4BLRIJE) Korneev,Chigrinov 4144800100013 FACILITY (ACCEL,4ZZZDUB) Proton accelerator 4144800100014 DETECTOR (HPGE) 80% efficiency relative to NaI(Tl) 4144800100015 METHOD (ACTIV) 25 hr exposition time. 4144800100016 (GSPEC) Registration time - 1-3 days. 4144800100017 INC-SOURCE (SPALL) Proton beam of 660MeV energy and 3cm diameter. 4144800100018 Target - lead cylinder of 8 cm diameter and 4144800100019 40 cm length. 4144800100020 SAMPLE Water, heavy water, polyethylene, graphite, 4144800100021 fluoroplastic, NaCl and KCl into cylindrical container4144800100022 of 76mm diameter and 36 mm height. 4144800100023 PART-DET (G) 4144800100024 DECAY-DATA (4-BE-7,55.3D,DG,477.6) 4144800100025 INC-SPECT .Fast neutrons of lead target.Energy range 20-50 MeV. 4144800100026 STATUS (TABLE) Table 4 of J,YK,,(1),42,2004 4144800100027 HISTORY (20050414C) Compiled at CJD (M.M) 4144800100028 (20050422U) Last checking has been done. 4144800100029 (20130710A) Ref.R,INDC(CCP)-441,49,2004 was added. 4144800100030 TITLE and authors' list were corrected. 4144800100031 Upper -> lower case correction. 4144800100032 (20151115U) Ref. YK was corrected 4144800100033 ENDBIB 31 0 4144800100034 NOCOMMON 0 0 4144800100035 ENDSUBENT 34 0 4144800199999 SUBENT 41448002 20130712 41614144800200001 BIB 4 6 4144800200002 REACTION (8-O-16(N,X)4-BE-7,,SIG,,SPA) 4144800200003 Averaged over fast neutron spectrum 4144800200004 SAMPLE Water H(2)O of 104.0 g weight.Relative activity of Be-74144800200005 in the substance after irradiation: 1.74+-0.05 Bq/g. 4144800200006 ERR-ANALYS (ERR-S,,1.) Max. statistical error of counting in peak 4144800200007 MISC-COL (MISC1) Reaction threshold energy 4144800200008 ENDBIB 6 0 4144800200009 NOCOMMON 0 0 4144800200010 DATA 4 1 4144800200011 EN-DUMMY DATA DATA-ERR MISC1 4144800200012 MEV B PER-CENT MEV 4144800200013 37. 2.0-03 25. 26.61 4144800200014 ENDDATA 3 0 4144800200015 ENDSUBENT 14 0 4144800299999 SUBENT 41448003 20130712 41614144800300001 BIB 4 7 4144800300002 REACTION (8-O-16(N,X)4-BE-7,,SIG,,SPA) 4144800300003 Averaged over fast neutron spectrum 4144800300004 SAMPLE Heavy water D(2)O of 120.3 g weight. Relative Activity 4144800300005 of Be-7 in the substance after irradiation 4144800300006 1.43+-0.05Bq/g. 4144800300007 ERR-ANALYS (ERR-S,,1.) Max. statistical error of counting in peak 4144800300008 MISC-COL (MISC1) Reaction threshold energy 4144800300009 ENDBIB 7 0 4144800300010 NOCOMMON 0 0 4144800300011 DATA 4 1 4144800300012 EN-DUMMY DATA DATA-ERR MISC1 4144800300013 MEV B PER-CENT MEV 4144800300014 37. 1.9-03 25. 26.61 4144800300015 ENDDATA 3 0 4144800300016 ENDSUBENT 15 0 4144800399999 SUBENT 41448004 20130712 41614144800400001 BIB 4 6 4144800400002 REACTION (6-C-12(N,X)4-BE-7,,SIG,,SPA) 4144800400003 Averaged over fast neutron spectrum 4144800400004 SAMPLE Polyethylene CH(2) 117.5 g weight.Relative activity of 4144800400005 Be-7 in the substance after irradiation 10.55+-0.25Bq/g4144800400006 ERR-ANALYS (ERR-S,,1.) Max. statistical error of counting in peak 4144800400007 MISC-COL (MISC1) Reaction threshold energy 4144800400008 ENDBIB 6 0 4144800400009 NOCOMMON 0 0 4144800400010 DATA 4 1 4144800400011 EN-DUMMY DATA DATA-ERR MISC1 4144800400012 MEV B PER-CENT MEV 4144800400013 37. 1.0-02 23. 27.4 4144800400014 ENDDATA 3 0 4144800400015 ENDSUBENT 14 0 4144800499999 SUBENT 41448005 20130712 41614144800500001 BIB 4 6 4144800500002 REACTION (6-C-12(N,X)4-BE-7,,SIG,,SPA) 4144800500003 Averaged over fast neutron spectrum c-s. 4144800500004 SAMPLE Graphite of 207.5 g weight. Relative activity of 4144800500005 Be-7 in the substance after irradiation 7.82+-0.2 Bq/G.4144800500006 ERR-ANALYS (ERR-S,,1.) Max. statistical error of counting in peak 4144800500007 MISC-COL (MISC1) Reaction threshold energy 4144800500008 ENDBIB 6 0 4144800500009 NOCOMMON 0 0 4144800500010 DATA 4 1 4144800500011 EN-DUMMY DATA DATA-ERR MISC1 4144800500012 MEV B PER-CENT MEV 4144800500013 37. 6.4-03 23. 27.4 4144800500014 ENDDATA 3 0 4144800500015 ENDSUBENT 14 0 4144800599999 SUBENT 41448006 20130712 41614144800600001 BIB 4 6 4144800600002 REACTION (9-F-19(N,X)4-BE-7,,SIG,,SPA) 4144800600003 Averaged over fast neutron spectrum 4144800600004 SAMPLE CF(2) of 241.6 g weight. Relative activity of Be-7 4144800600005 in the substance after irradiation 2.69+-0.07 Bq/g. 4144800600006 ERR-ANALYS (ERR-S,,1.) Max. statistical error of counting in peak 4144800600007 MISC-COL (MISC1) Reaction threshold energy 4144800600008 ENDBIB 6 0 4144800600009 NOCOMMON 0 0 4144800600010 DATA 4 1 4144800600011 EN-DUMMY DATA DATA-ERR MISC1 4144800600012 MEV B PER-CENT MEV 4144800600013 37. 1.4-03 27. 27.1 4144800600014 ENDDATA 3 0 4144800600015 ENDSUBENT 14 0 4144800699999 SUBENT 41448007 20130712 41614144800700001 BIB 4 7 4144800700002 REACTION (11-NA-23(N,X)4-BE-7,,SIG,,SPA) 4144800700003 Averaged over fast neutron spectrum 4144800700004 SAMPLE NaCl of 127.0 g weight. Relative activity of Be-7 4144800700005 in the substance after irradiation 0.47+-0.01 Bq/g. 4144800700006 ERR-ANALYS (ERR-S) Approximate statistical error of counting 4144800700007 in peak 4144800700008 MISC-COL (MISC1) Reaction threshold energy 4144800700009 ENDBIB 7 0 4144800700010 COMMON 1 3 4144800700011 ERR-S 4144800700012 PER-CENT 4144800700013 1. 4144800700014 ENDCOMMON 3 0 4144800700015 DATA 4 1 4144800700016 EN-DUMMY DATA DATA-ERR MISC1 4144800700017 MEV B PER-CENT MEV 4144800700018 36. 1.5-03 30. 26.19 4144800700019 ENDDATA 3 0 4144800700020 ENDSUBENT 19 0 4144800799999 SUBENT 41448008 20130712 41614144800800001 BIB 4 9 4144800800002 REACTION (17-CL-35(N,X)4-BE-7,,SIG,,SPA) 4144800800003 Averaged over fast neutron spectrum 4144800800004 SAMPLE NaCl of 127.0g weight. Relative activity of Be-7 4144800800005 in the substance after irradiation 0.47+-0.01 Bq/g. 4144800800006 KCl of 111.0 g weight. Relative activity of Be-7 4144800800007 in the substance after irradiation 0.21+-0.01 Bq/g. 4144800800008 ERR-ANALYS (ERR-S) Approximate statistical error of counting 4144800800009 in peak 4144800800010 MISC-COL (MISC1) Reaction threshold energy 4144800800011 ENDBIB 9 0 4144800800012 COMMON 1 3 4144800800013 ERR-S 4144800800014 PER-CENT 4144800800015 1. 4144800800016 ENDCOMMON 3 0 4144800800017 DATA 4 1 4144800800018 EN-DUMMY DATA DATA-ERR MISC1 4144800800019 MEV B PER-CENT MEV 4144800800020 29. 1.5-04 30. 19.03 4144800800021 ENDDATA 3 0 4144800800022 ENDSUBENT 21 0 4144800899999 SUBENT 41448009 20130712 41614144800900001 BIB 4 7 4144800900002 REACTION (19-K-39(N,X)4-BE-7,,SIG,,SPA) 4144800900003 Averaged over fast neutron spectrum 4144800900004 SAMPLE KCl of 111.0 g weight. Relative activity of Be-7 4144800900005 in the substance after irradiation 0.21+-0.01 Bq/g. 4144800900006 ERR-ANALYS (ERR-S) Approximate statistical error of counting 4144800900007 in peak 4144800900008 MISC-COL (MISC1) Reaction threshold energy 4144800900009 ENDBIB 7 0 4144800900010 COMMON 1 3 4144800900011 ERR-S 4144800900012 PER-CENT 4144800900013 1. 4144800900014 ENDCOMMON 3 0 4144800900015 DATA 4 1 4144800900016 EN-DUMMY DATA DATA-ERR MISC1 4144800900017 MEV B PER-CENT MEV 4144800900018 26. 5.7-05 30. 15.56 4144800900019 ENDDATA 3 0 4144800900020 ENDSUBENT 19 0 4144800999999 ENDENTRY 9 0 4144899999999