ENTRY 20947 20151105 22452094700000001 SUBENT 20947001 20151105 22452094700100001 BIB 15 34 2094700100002 INSTITUTE (2BLGMOL) A.F. 2094700100003 (3RUMBUC) I.G. 2094700100004 REFERENCE (S,IAEA-208,(2),291,1978) 2094700100005 AUTHOR (A.Fabry,I.Garlea) 2094700100006 TITLE Quality control and calibration of miniature fission 2094700100007 chambers by exposure to standard neutron fields. 2094700100008 Application to the measurement of fundamental 2094700100009 integral cross section ratios. 2094700100010 FACILITY (REAC,2BLGMOL) Thermal col. at the BR1 reactor at MOL. 2094700100011 INC-SOURCE (REAC) Reactor and thermal neutron induced U-235 2094700100012 fission neutrons. 2094700100013 METHOD (ASSOP) Triple-scaler counting system described by 2094700100014 Grundl (see REL-REF) and 2094700100015 (PHD) pulse-height analyzer. 2094700100016 REL-REF (M,10479001,J.A.Grundl+,J,NT,25,237,1975) - Triple- 2094700100017 -scaler counting system 2094700100018 DETECTOR (FISCH) 10 Different fission chambers. 2094700100019 DECAY-MON (49-IN-115-M,,DG) 2094700100020 MONITOR (49-IN-115(N,INL)49-IN-115-M,,SIG) - used in 2094700100021 calibration data for the 10 chambers as obtained 2094700100022 from analysis of the exposures at center 2094700100023 MONIT-REF (,A.Fabry+,J,NT,25,349,1975) - Normalization 2094700100024 (,M.Pinter+,C,75WASH,1,258,1975) procedure discussed. 2094700100025 PART-DET (FF) Fission fragments. 2094700100026 CORRECTION Corrections for dead-time losses, undetected fission 2094700100027 fragments, fission of impurity isotopes and 2094700100028 instrumental perturbation have been applied. 2094700100029 HISTORY (19790510C) CN. 2094700100030 (19790626E) 2094700100031 (20151105A) SD:Updated to new date formats, lower case.2094700100032 Corrections according last EXFOR rules and Dict. 2094700100033 Type of report was changed (R->S). Subents 011-012 2094700100034 were added from unpublished report. SAMPLE, ERR-ANALYS2094700100035 moved to Subents 002-010. 2094700100036 ENDBIB 34 0 2094700100037 NOCOMMON 0 0 2094700100038 ENDSUBENT 37 0 2094700199999 SUBENT 20947002 20151105 22452094700200001 BIB 6 21 2094700200002 REACTION ((94-PU-239(N,F),,SIG,,SPA)/ 2094700200003 (92-U-235(N,F),,SIG,,SPA)) 2094700200004 Mean value from two fission chambers is given. 2094700200005 SAMPLE Pu-239: 2094700200006 95.24 (+-0.15%) mu-g deposit mass in one fission 2094700200007 chamber and 92.17 (+-0.3%) mu-g in another. 2094700200008 Isotopic composition: 99.88%(Pu-239), 0.12%(Pu-240) 2094700200009 U-235: 2094700200010 96.6 (+-1.7%) mu-g deposit mass in fission chamber 2094700200011 Isotopic composition: 99.89%(U-235), 0.02%(U-234), 2094700200012 0.04%(U-236), 0.07%(U-238). 2094700200013 INC-SPECT MOL-Sigma-Sigma neutron spectrum. 2094700200014 COMMENT Compiler's comment: - A neutron spectrum of the MOL-SS2094700200015 facility (Sig-Sig) is available in the IRDF-2002 2094700200016 'Standard spectra' in IRDF-2002 collection of the 2094700200017 reactor spectra: 2094700200018 www-nds.iaea.org/irdf2002/index.htmlx 2094700200019 ERR-ANALYS (ERR-1) Systematic errors 2094700200020 (ERR-S) Random errors 2094700200021 Uncertainty is given for 68.3% confidence interval. 2094700200022 STATUS (TABLE) Table 7 from IAEA-208,(2),291,1978 2094700200023 ENDBIB 21 0 2094700200024 COMMON 1 3 2094700200025 EN-DUMMY 2094700200026 MEV 2094700200027 0.5 2094700200028 ENDCOMMON 3 0 2094700200029 DATA 3 1 2094700200030 DATA ERR-S ERR-1 2094700200031 NO-DIM PER-CENT PER-CENT 2094700200032 1173. 0.7 1.5 2094700200033 ENDDATA 3 0 2094700200034 ENDSUBENT 33 0 2094700299999 SUBENT 20947003 20151105 22452094700300001 BIB 6 22 2094700300002 REACTION ((92-U-233(N,F),,SIG,,SPA)/ 2094700300003 (92-U-235(N,F),,SIG,,SPA)) 2094700300004 Mean value from two fission chambers is given. 2094700300005 SAMPLE U-233: 2094700300006 89.10 (+-0.6%) mu-g deposit mass in one fission 2094700300007 chamber and 73.51 (+-0.41%) mu-g in another. 2094700300008 Isotopic composition: 99.44%(U-233), 0.522%(U-234), 2094700300009 0.016%U-235), 0.018%(U-238) 2094700300010 U-235: 2094700300011 96.6 (+-1.7%) mu-g deposit mass in fission chamber 2094700300012 Isotopic composition: 99.89%(U-235), 0.02%(U-234), 2094700300013 0.04%(U-236), 0.07%(U-238). 2094700300014 INC-SPECT MOL-Sigma-Sigma neutron spectrum. 2094700300015 COMMENT Compiler's comment: - A neutron spectrum of the MOL-SS2094700300016 facility (Sig-Sig) is available in the IRDF-2002 2094700300017 'Standard spectra' in IRDF-2002 collection of the 2094700300018 reactor spectra: 2094700300019 www-nds.iaea.org/irdf2002/index.htmlx 2094700300020 ERR-ANALYS (ERR-1) Systematic errors 2094700300021 (ERR-S) Random errors. 2094700300022 Uncertainty is given for 68.3% confidence interval. 2094700300023 STATUS (TABLE) Table 7 from IAEA-208,(2),291,1978 2094700300024 ENDBIB 22 0 2094700300025 COMMON 1 3 2094700300026 EN-DUMMY 2094700300027 MEV 2094700300028 0.5 2094700300029 ENDCOMMON 3 0 2094700300030 DATA 3 1 2094700300031 DATA ERR-S ERR-1 2094700300032 NO-DIM PER-CENT PER-CENT 2094700300033 1.543 0.6 1.5 2094700300034 ENDDATA 3 0 2094700300035 ENDSUBENT 34 0 2094700399999 SUBENT 20947004 20151105 22452094700400001 BIB 6 19 2094700400002 REACTION ((94-PU-241(N,F),,SIG,,SPA)/ 2094700400003 (92-U-235(N,F),,SIG,,SPA)) 2094700400004 SAMPLE Pu-241: 2094700400005 55.02 (+-0.2%) mu-g deposit mass in fission chamber. 2094700400006 Isotopic composition: 98.55%(Pu-241) 2094700400007 U-235: 2094700400008 96.6 (+-1.7%) mu-g deposit mass in fission chamber 2094700400009 Isotopic composition: 99.89%(U-235), 0.02%(U-234), 2094700400010 0.04%(U-236), 0.07%(U-238). 2094700400011 INC-SPECT MOL-Sigma-Sigma neutron spectrum. 2094700400012 COMMENT Compiler's comment: - A neutron spectrum of the MOL-SS2094700400013 facility (Sig-Sig) is available in the IRDF-2002 2094700400014 'Standard spectra' in IRDF-2002 collection of the 2094700400015 reactor spectra: 2094700400016 www-nds.iaea.org/irdf2002/index.htmlx 2094700400017 ERR-ANALYS (ERR-1) Systematic errors 2094700400018 (ERR-S) Random errors. 2094700400019 Uncertainty is given for 68.3% confidence interval. 2094700400020 STATUS (TABLE) Table 7 from IAEA-208,(2),291,1978 2094700400021 ENDBIB 19 0 2094700400022 COMMON 1 3 2094700400023 EN-DUMMY 2094700400024 MEV 2094700400025 0.5 2094700400026 ENDCOMMON 3 0 2094700400027 DATA 3 1 2094700400028 DATA ERR-S ERR-1 2094700400029 NO-DIM PER-CENT PER-CENT 2094700400030 1.365 0.5 1.7 2094700400031 ENDDATA 3 0 2094700400032 ENDSUBENT 31 0 2094700499999 SUBENT 20947005 20151105 22452094700500001 BIB 5 15 2094700500002 REACTION ((94-PU-239(N,F),,SIG,,FIS)/ 2094700500003 (92-U-235(N,F),,SIG,,FIS)) 2094700500004 INC-SPECT Thermal neutron induced U-235 fission neutron 2094700500005 spectrum. 2094700500006 SAMPLE Pu-239: 2094700500007 95.24 (+-0.15%) mu-g deposit mass in fission chamber 2094700500008 Isotopic composition: 99.88%(Pu-239), 0.12%(Pu-240) 2094700500009 U-235: 2094700500010 96.6 (+-1.7%) mu-g deposit mass in fission chamber 2094700500011 Isotopic composition: 99.89%(U-235), 0.02%(U-234), 2094700500012 0.04%(U-236), 0.07%(U-238). 2094700500013 ERR-ANALYS (ERR-1) Systematic errors 2094700500014 (ERR-S) Random errors. 2094700500015 Uncertainty is given for 68.3% confidence interval. 2094700500016 STATUS (TABLE) Table 7 from IAEA-208,(2),291,1978 2094700500017 ENDBIB 15 0 2094700500018 COMMON 1 3 2094700500019 EN-DUMMY 2094700500020 MEV 2094700500021 1.97 2094700500022 ENDCOMMON 3 0 2094700500023 DATA 3 1 2094700500024 DATA ERR-S ERR-1 2094700500025 NO-DIM PER-CENT PER-CENT 2094700500026 1.504 0.6 1.5 2094700500027 ENDDATA 3 0 2094700500028 ENDSUBENT 27 0 2094700599999 SUBENT 20947006 20151105 22452094700600001 BIB 5 18 2094700600002 REACTION ((92-U-233(N,F),,SIG,,FIS)/ 2094700600003 (92-U-235(N,F),,SIG,,FIS)) 2094700600004 Mean value from two fission chambers is given. 2094700600005 INC-SPECT Thermal neutron induced U-235 fission neutron 2094700600006 spectrum. 2094700600007 SAMPLE U-233: 2094700600008 89.10 (+-0.6%) mu-g deposit mass in one fission 2094700600009 chamber and 73.51 (+-0.41%) mu-g in another. 2094700600010 Isotopic composition: 99.44%(U-233), 0.522%(U-234), 2094700600011 0.016%U-235), 0.018%(U-238) 2094700600012 U-235: 2094700600013 96.6 (+-1.7%) mu-g deposit mass in fission chamber 2094700600014 Isotopic composition: 99.89%(U-235), 0.02%(U-234), 2094700600015 0.04%(U-236), 0.07%(U-238). 2094700600016 ERR-ANALYS (ERR-1) Systematic errors 2094700600017 (ERR-S) Random errors. 2094700600018 Uncertainty is given for 68.3% confidence interval. 2094700600019 STATUS (TABLE) Table 7 from IAEA-208,(2),291,1978 2094700600020 ENDBIB 18 0 2094700600021 COMMON 1 3 2094700600022 EN-DUMMY 2094700600023 MEV 2094700600024 1.97 2094700600025 ENDCOMMON 3 0 2094700600026 DATA 3 1 2094700600027 DATA ERR-S ERR-1 2094700600028 NO-DIM PER-CENT PER-CENT 2094700600029 1.564 0.7 1.6 2094700600030 ENDDATA 3 0 2094700600031 ENDSUBENT 30 0 2094700699999 SUBENT 20947007 20151105 22452094700700001 BIB 5 15 2094700700002 REACTION ((94-PU-241(N,F),,SIG,,FIS)/ 2094700700003 (92-U-235(N,F),,SIG,,FIS)) 2094700700004 INC-SPECT Thermal neutron induced U-235 fission neutron 2094700700005 spectrum. 2094700700006 SAMPLE Pu-241: 2094700700007 55.02 (+-0.2%) mu-g deposit mass in fission chamber. 2094700700008 Isotopic composition: 98.55%(Pu-241) 2094700700009 U-235: 2094700700010 96.6 (+-1.7%) mu-g deposit mass in fission chamber 2094700700011 Isotopic composition: 99.89%(U-235), 0.02%(U-234), 2094700700012 0.04%(U-236), 0.07%(U-238). 2094700700013 ERR-ANALYS (ERR-1) Systematic errors 2094700700014 (ERR-S) Random errors. 2094700700015 Uncertainty is given for 68.3% confidence interval. 2094700700016 STATUS (TABLE) Table 7 from IAEA-208,(2),291,1978 2094700700017 ENDBIB 15 0 2094700700018 COMMON 1 3 2094700700019 EN-DUMMY 2094700700020 MEV 2094700700021 1.97 2094700700022 ENDCOMMON 3 0 2094700700023 DATA 3 1 2094700700024 DATA ERR-S ERR-1 2094700700025 NO-DIM PER-CENT PER-CENT 2094700700026 1.342 1.0 1.7 2094700700027 ENDDATA 3 0 2094700700028 ENDSUBENT 27 0 2094700799999 SUBENT 20947008 20151105 22452094700800001 BIB 5 16 2094700800002 REACTION ((92-U-238(N,F),,SIG,,FIS)/ 2094700800003 (92-U-235(N,F),,SIG,,FIS)) 2094700800004 INC-SPECT Thermal neutron induced U-235 fission neutron 2094700800005 spectrum. 2094700800006 SAMPLE U-238: 2094700800007 84. (+-0.9%) mu-g deposit mass in fission chamber 2094700800008 Isotopic composition: 2094700800009 ~100% (U-238), 400 ppm U-235 in one chamber 2094700800010 U-235: 2094700800011 96.6 (+-1.7%) mu-g deposit mass in fission chamber 2094700800012 Isotopic composition: 99.89%(U-235), 0.02%(U-234), 2094700800013 0.04%(U-236), 0.07%(U-238). 2094700800014 ERR-ANALYS (ERR-1) Systematic errors 2094700800015 (ERR-S) Random errors. 2094700800016 Uncertainty is given for 68.3% confidence interval. 2094700800017 STATUS (TABLE) Table 7 from IAEA-208,(2),291,1978 2094700800018 ENDBIB 16 0 2094700800019 COMMON 1 3 2094700800020 EN-DUMMY 2094700800021 MEV 2094700800022 1.97 2094700800023 ENDCOMMON 3 0 2094700800024 DATA 3 1 2094700800025 DATA ERR-S ERR-1 2094700800026 NO-DIM PER-CENT PER-CENT 2094700800027 0.254 1.0 2.5 2094700800028 ENDDATA 3 0 2094700800029 ENDSUBENT 28 0 2094700899999 SUBENT 20947009 20151105 22452094700900001 BIB 5 15 2094700900002 REACTION ((93-NP-237(N,F),,SIG,,FIS)/ 2094700900003 (92-U-235(N,F),,SIG,,FIS)) 2094700900004 INC-SPECT Thermal neutron induced U-235 fission neutron 2094700900005 spectrum. 2094700900006 SAMPLE Np-237: 2094700900007 83.5 (+-0.3%) mu-g deposit mass in fission chamber 2094700900008 Isotopic composition: ~100% (Np-237), 0.4 ppm Pu-239 2094700900009 U-235: 2094700900010 96.6 (+-1.7%) mu-g deposit mass in fission chamber 2094700900011 Isotopic composition: 99.89%(U-235), 0.02%(U-234), 2094700900012 0.04%(U-236), 0.07%(U-238). 2094700900013 ERR-ANALYS (ERR-1) Systematic errors 2094700900014 (ERR-S) Random errors. 2094700900015 Uncertainty is given for 68.3% confidence interval. 2094700900016 STATUS (TABLE) Table 7 from IAEA-208,(2),291,1978 2094700900017 ENDBIB 15 0 2094700900018 COMMON 1 3 2094700900019 EN-DUMMY 2094700900020 MEV 2094700900021 1.97 2094700900022 ENDCOMMON 3 0 2094700900023 DATA 3 1 2094700900024 DATA ERR-S ERR-1 2094700900025 NO-DIM PER-CENT PER-CENT 2094700900026 1.109 0.5 3.0 2094700900027 ENDDATA 3 0 2094700900028 ENDSUBENT 27 0 2094700999999 SUBENT 20947010 20151105 22452094701000001 BIB 6 17 2094701000002 REACTION ((90-TH-232(N,F),,SIG,,FIS)/ 2094701000003 (92-U-235(N,F),,SIG,,FIS)) 2094701000004 INC-SPECT Thermal neutron induced U-235 fission neutron 2094701000005 spectrum. 2094701000006 SAMPLE Th-232: 2094701000007 116.1 (+-3.2%) mu-g deposit mass in fission chamber 2094701000008 Isotopic composition: ~100% (Th-237), < 0.16% natU 2094701000009 U-235: 2094701000010 96.6 (+-1.7%) mu-g deposit mass in fission chamber 2094701000011 Isotopic composition: 99.89%(U-235), 0.02%(U-234), 2094701000012 0.04%(U-236), 0.07%(U-238). 2094701000013 ERR-ANALYS (ERR-1) Systematic errors 2094701000014 (ERR-S) Random errors. 2094701000015 Uncertainty is given for 68.3% confidence interval. 2094701000016 COMMENT .ERR-1 (systematic error) does not include the yet 2094701000017 unknown contribution from sigma-sigma reference data 2094701000018 STATUS (TABLE) Table 7 from IAEA-208,(2),291,1978 2094701000019 ENDBIB 17 0 2094701000020 COMMON 1 3 2094701000021 EN-DUMMY 2094701000022 MEV 2094701000023 1.97 2094701000024 ENDCOMMON 3 0 2094701000025 DATA 3 1 2094701000026 DATA ERR-S ERR-1 2094701000027 NO-DIM PER-CENT PER-CENT 2094701000028 0.0612 3.6 1.9 2094701000029 ENDDATA 3 0 2094701000030 ENDSUBENT 29 0 2094701099999 SUBENT 20947011 20151105 22452094701100001 BIB 5 12 2094701100002 REACTION ((92-U-238(N,F),,SIG,,SPA)/ 2094701100003 (92-U-235(N,F),,SIG,,SPA)) 2094701100004 INC-SPECT MOL-Sigma-Sigma neutron spectrum. 2094701100005 COMMENT Compiler's comment: - A neutron spectrum of the MOL-SS2094701100006 facility (Sig-Sig) is available in the IRDF-2002 2094701100007 'Standard spectra' in IRDF-2002 collection of the 2094701100008 reactor spectra: 2094701100009 www-nds.iaea.org/irdf2002/index.htmlx 2094701100010 ERR-ANALYS (DATA-ERR) Total error 2094701100011 STATUS (TABLE) Tbl.V from p.207(same on p.320) of IAEA-208,(2)2094701100012 data from unpublished report: A.Fabry,F.Coops,J.Grundl,2094701100013 D.Gilliam - Contribution to the 10th ILRR Progress,19752094701100014 ENDBIB 12 0 2094701100015 COMMON 1 3 2094701100016 EN-DUMMY 2094701100017 MEV 2094701100018 0.5 2094701100019 ENDCOMMON 3 0 2094701100020 DATA 2 1 2094701100021 DATA DATA-ERR 2094701100022 NO-DIM PER-CENT 2094701100023 0.0564 2.5 2094701100024 ENDDATA 3 0 2094701100025 ENDSUBENT 24 0 2094701199999 SUBENT 20947012 20151105 22452094701200001 BIB 5 12 2094701200002 REACTION ((93-NP-237(N,F),,SIG,,SPA)/ 2094701200003 (92-U-235(N,F),,SIG,,SPA)) 2094701200004 INC-SPECT MOL-Sigma-Sigma neutron spectrum. 2094701200005 COMMENT Compiler's comment: - A neutron spectrum of the MOL-SS2094701200006 facility (Sig-Sig) is available in the IRDF-2002 2094701200007 'Standard spectra' in IRDF-2002 collection of the 2094701200008 reactor spectra: 2094701200009 www-nds.iaea.org/irdf2002/index.htmlx 2094701200010 ERR-ANALYS (DATA-ERR) Total error 2094701200011 STATUS (TABLE) Tbl.V from p.207(same on p.320) of IAEA-208,(2)2094701200012 data from unpublished report: A.Fabry,F.Coops,J.Grundl,2094701200013 D.Gilliam - Contribution to the 10th ILRR Progress,19752094701200014 ENDBIB 12 0 2094701200015 COMMON 1 3 2094701200016 EN-DUMMY 2094701200017 MEV 2094701200018 0.5 2094701200019 ENDCOMMON 3 0 2094701200020 DATA 2 1 2094701200021 DATA DATA-ERR 2094701200022 NO-DIM PER-CENT 2094701200023 0.0564 2.5 2094701200024 ENDDATA 3 0 2094701200025 ENDSUBENT 24 0 2094701299999 ENDENTRY 12 0 2094799999999