ENTRY 30072 20080215 31253007200000001 SUBENT 30072001 20080215 31253007200100001 BIB 14 29 3007200100002 INSTITUTE (3SLNIJS) 3007200100003 REFERENCE (C,70HELSINKI,2,571,197006) full information 3007200100004 AUTHOR (M.Najzer, J.Rant, H.Solinc) 3007200100005 TITLE Fission-spectrum-averaged neutron cross-sections for 3007200100006 some threshold detectors 3007200100007 FACILITY (REAC) triga mark 2 reactor Ljubljana 3007200100008 INC-SOURCE (THCOL) thermal column, 1.5x10**7 neutrons/cm2/sec 3007200100009 INC-SPECT U-235 fission-spectrum, distortion due to wall-scatter-3007200100010 ing minimized by large distance from walls and by 3007200100011 material-free construction of suspensions of convert-3007200100012 er and detectors 3007200100013 METHOD 20 % enriched uranium as converter-plate in exposure- 3007200100014 room at thermalizing column 3007200100015 (ACTIV) activation method 3007200100016 DETECTOR (NAICR) Na-I(Tl) scintillation spectrometer, 3 inch 3007200100017 diameter, 3 inch thick. 3007200100018 multi-channel analyzer. 3007200100019 Spectrometer response function calibrated with many 3007200100020 gamma-sources. 3007200100021 MONITOR (13-AL-27(N,A)11-NA-24,,SIG,,SPA) 3007200100022 1.368 + 2.75 MeV gammas detected, both occurring in 3007200100023 100 % of the decays 3007200100024 ERR-ANALYS (DATA-ERR) Nothing said about errors 3007200100025 STATUS (TABLE) data from 70Helsinki,2,571 table 1 3007200100026 HISTORY (19711215C) HDL 3007200100027 (20080305A) BIB section updated 3007200100028 CORRECTION Fast neutron background from reactor core 2-10%. 3007200100029 Distortion of fission-spectrum negligible against 3007200100030 experimental errors given. 3007200100031 ENDBIB 29 0 3007200100032 COMMON 2 3 3007200100033 EN-DUMMY MONIT 3007200100034 MEV MB 3007200100035 1.0000E+00 6.1000E-01 3007200100036 ENDCOMMON 3 0 3007200100037 ENDSUBENT 36 0 3007200199999 SUBENT 30072002 20080215 31253007200200001 BIB 3 4 3007200200002 REACTION (12-MG-24(N,P)11-NA-24,,SIG,,SPA) 3007200200003 SAMPLE Metal- metallic foil 3007200200004 PART-DET (DG) 1.368 + 2.75 MeV gammas detected, both ocurring in3007200200005 100% of the decays 3007200200006 ENDBIB 4 0 3007200200007 NOCOMMON 0 0 3007200200008 DATA 2 1 3007200200009 DATA DATA-ERR 3007200200010 MB MB 3007200200011 1.3100E+00 5.0000E-02 3007200200012 ENDDATA 3 0 3007200200013 ENDSUBENT 12 0 3007200299999 SUBENT 30072003 20080215 31253007200300001 BIB 3 4 3007200300002 REACTION (49-IN-115(N,INL)49-IN-115,,SIG,,SPA) 3007200300003 SAMPLE Metal- metallic foil 3007200300004 PART-DET (DG) 0.335 MeV gammas detected,assumed to occur in 3007200300005 46% of the decays 3007200300006 ENDBIB 4 0 3007200300007 NOCOMMON 0 0 3007200300008 DATA 2 1 3007200300009 DATA DATA-ERR 3007200300010 MB MB 3007200300011 1.5600E+02 5.0000E+00 3007200300012 ENDDATA 3 0 3007200300013 ENDSUBENT 12 0 3007200399999 SUBENT 30072004 20080215 31253007200400001 BIB 3 4 3007200400002 REACTION (30-ZN-64(N,P)29-CU-64,,SIG,,SPA) 3007200400003 SAMPLE Metal- metallic foil 3007200400004 PART-DET (B+,AR) 0.510 MeV gammas detected from e+ annihilation,3007200400005 assumed to occur in 2 x 19% of the decays 3007200400006 ENDBIB 4 0 3007200400007 NOCOMMON 0 0 3007200400008 DATA 2 1 3007200400009 DATA DATA-ERR 3007200400010 MB MB 3007200400011 2.5200E+01 1.3000E+00 3007200400012 ENDDATA 3 0 3007200400013 ENDSUBENT 12 0 3007200499999 SUBENT 30072005 20080215 31253007200500001 BIB 3 4 3007200500002 REACTION (9-F-19(N,2N)9-F-18,,SIG,,SPA) 3007200500003 SAMPLE C2-F4 compound 3007200500004 PART-DET (B+,AR) 0.510 MeV gammas detected from e+ annihilation,3007200500005 assumed to occur in 2 x 97% of the decays 3007200500006 ENDBIB 4 0 3007200500007 NOCOMMON 0 0 3007200500008 DATA 2 1 3007200500009 DATA DATA-ERR 3007200500010 MICRO-B MICRO-B 3007200500011 5.3000E+00 5.0000E-01 3007200500012 ENDDATA 3 0 3007200500013 ENDSUBENT 12 0 3007200599999 SUBENT 30072006 20080215 31253007200600001 BIB 3 4 3007200600002 REACTION (13-AL-27(N,P)12-MG-27,,SIG,,SPA) 3007200600003 SAMPLE Metal- metallic foil 3007200600004 PART-DET (DG) 0.835 + 1.015 MeV gammas detected, both occurring 3007200600005 in 100% of the decays 3007200600006 ENDBIB 4 0 3007200600007 NOCOMMON 0 0 3007200600008 DATA 2 1 3007200600009 DATA DATA-ERR 3007200600010 MB MB 3007200600011 2.9000E+00 3.0000E-01 3007200600012 ENDDATA 3 0 3007200600013 ENDSUBENT 12 0 3007200699999 SUBENT 30072007 20080215 31253007200700001 BIB 3 4 3007200700002 REACTION (26-FE-56(N,P)25-MN-56,,SIG,,SPA) 3007200700003 SAMPLE Metal- metallic foil 3007200700004 PART-DET (DG) 0.850 MeV gammas detected occurring in 99% of 3007200700005 the decays 3007200700006 ENDBIB 4 0 3007200700007 NOCOMMON 0 0 3007200700008 DATA 2 1 3007200700009 DATA DATA-ERR 3007200700010 MB MB 3007200700011 8.5000E-01 5.0000E-02 3007200700012 ENDDATA 3 0 3007200700013 ENDSUBENT 12 0 3007200799999 ENDENTRY 7 0 3007299999999