ENTRY 40507 20180303 41784050700000001 SUBENT 40507001 20180303 41784050700100001 BIB 9 18 4050700100002 INSTITUTE (4RUSFEI) 4050700100003 REFERENCE (J,AE,45,440,1978) Issue 6 4050700100004 (J,SJA,45,1176,1978) Engl.transl.of J,AE,45,440,1978 4050700100005 AUTHOR (V.M.Kupriyanov,B.I.Fursov,V.I.Ivanov,G.N.Smirenkin) 4050700100006 TITLE Measurement of the Np-237/Pu-239 and Am-241/Pu-239 4050700100007 fission cross-section ratios for 0.13-7.0 MeV neutrons4050700100008 FACILITY (VDG,4RUSFEI) 4050700100009 INC-SOURCE (P-LI7) 4050700100010 (P-T) 4050700100011 (D-D) 4050700100012 SAMPLE Layers of Pu-239,Np-237 and Am-241 oxide ,thickness is4050700100013 .2-.4Milligrams/sm-sq ,isotopic purity is 100 percent 4050700100014 MONITOR No information 4050700100015 HISTORY (19800609C) 4050700100016 (20180303A) M.M. Upper -> lower case correction. 4050700100017 Dates were corrected for 4-digits year. 4050700100018 Ref. SJA,45,1176,1978 was added 4050700100019 ERR-ANALYS, STATUS, decay-data were added. 4050700100020 ENDBIB 18 0 4050700100021 NOCOMMON 0 0 4050700100022 ENDSUBENT 21 0 4050700199999 SUBENT 40507002 20180303 41784050700200001 BIB 7 25 4050700200002 REACTION ((93-NP-237(N,F),,SIG)/(94-PU-239(N,F),,SIG)) 4050700200003 METHOD Glass method 4050700200004 DETECTOR (GLASD) 4050700200005 DECAY-DATA (93-NP-237,2.14E+6YR) (2.14+-0.1)*10**6 yr 4050700200006 (94-PU-239,2.41E+4YR) (2.41+-0.01)*10**4 yr 4050700200007 CORRECTION Corrections are angular anisotropy of fission (.5), 4050700200008 fission of un-principal isotopes (.2),background of 4050700200009 experimental room (.2),scattering on construction 4050700200010 materials (.6),influence of reactions accompanying(.8)4050700200011 ERR-ANALYS Errors at En=3MeV: 4050700200012 Scanning of glass detectors - 0.5%, 4050700200013 Statistics - 0.9%, 4050700200014 Angular anisotropy of fission - 0.3%, 4050700200015 Fission of impurities isotopes - 0.1%, 4050700200016 Difference of neutron fluxes through layer - 0.2%, 4050700200017 Neutrons inelastic scattering - 0.4%, 4050700200018 Neutron background in laboratory - 0.2%, 4050700200019 Background of neutrons scattered from target - 0.3%, 4050700200020 Background of neutrons from (p,n) reaction - 0.2 4050700200021 Total error 1.5 % 4050700200022 (ERR-1) total error in determining of the number of 4050700200023 fissionable nuclei , taking into account uncertainties 4050700200024 of half-lives. 4050700200025 (ERR-T) Total error 4050700200026 STATUS (TABLE) Table 1 of SJA,45,1176,1978 4050700200027 ENDBIB 25 0 4050700200028 COMMON 1 3 4050700200029 ERR-1 4050700200030 PER-CENT 4050700200031 0.9 4050700200032 ENDCOMMON 3 0 4050700200033 DATA 4 3 4050700200034 EN EN-ERR DATA ERR-T 4050700200035 MEV KEV NO-DIM PER-CENT 4050700200036 2.0 60. 0.832 1.4 4050700200037 2.5 72. 0.860 1.5 4050700200038 3.0 78. 0.873 1.5 4050700200039 ENDDATA 5 0 4050700200040 ENDSUBENT 39 0 4050700299999 SUBENT 40507003 20180303 41784050700300001 BIB 7 26 4050700300002 REACTION ((95-AM-241(N,F),,SIG)/(94-PU-239(N,F),,SIG)) 4050700300003 DECAY-DATA (95-AM-241,432.YR) 432.+-4. yr 4050700300004 (94-PU-239,2.41E+4YR) (2.41+-0.01)*10**4 yr 4050700300005 METHOD Glass method 4050700300006 DETECTOR (GLASD) 4050700300007 CORRECTION Corrections are angular anisotropy of fission (.8), 4050700300008 fission of un-principal isotopes (.2),background of 4050700300009 experimental room (.2),scattering on construction 4050700300010 materials (1.4), influence of reactions accompanying 4050700300011 (1.2) 4050700300012 ERR-ANALYS Errors at En=3MeV: 4050700300013 Scanning of glass detectors - 0.5%, 4050700300014 Statistics - 1.4%, 4050700300015 Angular anisotropy of fission - 0.3%, 4050700300016 Fission of impurities isotopes - 0.1%, 4050700300017 Difference of neutron fluxes through layer - 0.2%, 4050700300018 Neutrons inelastic scattering - 0.4%, 4050700300019 Neutron background in laboratory - 0.2%, 4050700300020 Background of neutrons scattered from target - 0.3%, 4050700300021 Background of neutrons from (p,n) reaction - 0.3 4050700300022 Total error 2.1 % 4050700300023 (ERR-1) total error in determining of the number of 4050700300024 fissionable nuclei, taking into account uncertainties 4050700300025 of half-lives. 4050700300026 (ERR-T) Total error 4050700300027 STATUS (TABLE) Table 1 of SJA,45,1176,1978 4050700300028 ENDBIB 26 0 4050700300029 COMMON 1 3 4050700300030 ERR-1 4050700300031 PER-CENT 4050700300032 1.3 4050700300033 ENDCOMMON 3 0 4050700300034 DATA 4 3 4050700300035 EN EN-ERR DATA ERR-T 4050700300036 MEV KEV NO-DIM PER-CENT 4050700300037 2.0 60. 0.935 2.0 4050700300038 2.5 72. 0.970 2.0 4050700300039 3.0 78. 0.997 2.1 4050700300040 ENDDATA 5 0 4050700300041 ENDSUBENT 40 0 4050700399999 SUBENT 40507004 20180303 41784050700400001 BIB 6 16 4050700400002 REACTION ((93-NP-237(N,F),,SIG)/(94-PU-239(N,F),,SIG)) 4050700400003 DECAY-DATA (93-NP-237,2.14E+6YR) (2.14+-0.1)*10**6 yr 4050700400004 (94-PU-239,2.41E+4YR) (2.41+-0.01)*10**4 yr 4050700400005 DETECTOR Double fission chamber 4050700400006 CORRECTION Corrections are scattering on construction materials 4050700400007 (for .13MeV it equal 12.percent,for 1.5-7.MeV 4050700400008 it equal 2.2-.2 percent),Influence of reactions 4050700400009 accompanying (1.2 percent),background of experimental 4050700400010 room (.3-.4 percent) 4050700400011 ERR-ANALYS (ERR-1) error in determining of the number of 4050700400012 fissionable nuclei , taking into account uncertainties 4050700400013 of half-lives. 4050700400014 (ERR-T) Total error 4050700400015 STATUS (TABLE) Table 3 of SJA,45,1176,1978 4050700400016 (COREL,40507002) Data of present SUBENTRY were 4050700400017 normalized on data of SUBENTRY 40507002 4050700400018 ENDBIB 16 0 4050700400019 COMMON 1 3 4050700400020 ERR-1 4050700400021 PER-CENT 4050700400022 0.9 4050700400023 ENDCOMMON 3 0 4050700400024 DATA 4 61 4050700400025 EN EN-ERR DATA ERR-T 4050700400026 MEV KEV NO-DIM PER-CENT 4050700400027 1.3000E-01 2.1000E+01 1.5000E-02 4.8 4050700400028 1.8000E-01 2.0000E+01 2.2000E-02 4.3 4050700400029 2.3000E-01 1.9000E+01 2.5000E-02 4.1 4050700400030 2.8000E-01 1.8000E+01 3.4000E-02 4.0 4050700400031 3.5000E-01 3.8000E+01 6.8000E-02 3.5 4050700400032 4.0000E-01 3.7000E+01 1.0700E-01 2.9 4050700400033 4.5000E-01 3.6000E+01 1.7400E-01 2.7 4050700400034 5.0000E-01 3.4000E+01 2.6500E-01 2.6 4050700400035 5.5000E-01 3.3000E+01 3.5600E-01 2.4 4050700400036 6.0000E-01 3.2000E+01 4.4100E-01 2.3 4050700400037 6.5000E-01 3.2000E+01 5.3900E-01 2.6 4050700400038 7.0000E-01 3.2000E+01 6.1300E-01 2.3 4050700400039 7.5000E-01 3.2000E+01 6.5000E-01 2.3 4050700400040 8.0000E-01 3.1000E+01 6.8600E-01 2.3 4050700400041 8.5000E-01 3.1000E+01 7.3100E-01 2.1 4050700400042 9.0000E-01 3.1000E+01 7.6300E-01 2.1 4050700400043 9.5000E-01 3.1000E+01 7.8100E-01 2.0 4050700400044 1.0000E+00 3.1000E+01 8.1000E-01 1.9 4050700400045 1.0500E+00 3.4000E+01 8.1400E-01 1.9 4050700400046 1.1000E+00 3.7000E+01 8.1200E-01 1.9 4050700400047 1.1500E+00 4.0000E+01 8.1200E-01 1.9 4050700400048 1.2000E+00 4.2000E+01 8.1100E-01 1.9 4050700400049 1.2500E+00 4.4000E+01 8.0700E-01 1.9 4050700400050 1.3000E+00 4.5000E+01 8.0400E-01 1.8 4050700400051 1.3500E+00 4.6000E+01 8.0500E-01 1.8 4050700400052 1.4000E+00 4.7000E+01 8.0900E-01 1.7 4050700400053 1.4500E+00 4.8000E+01 8.1100E-01 1.7 4050700400054 1.5000E+00 4.9000E+01 8.1400E-01 1.7 4050700400055 1.6000E+00 5.8000E+01 8.2000E-01 1.7 4050700400056 1.7000E+00 5.9000E+01 8.2800E-01 1.7 4050700400057 1.8000E+00 6.1000E+01 8.3500E-01 1.7 4050700400058 1.9000E+00 6.4000E+01 8.3000E-01 1.7 4050700400059 2.0000E+00 6.6000E+01 8.3600E-01 1.8 4050700400060 2.1000E+00 6.8000E+01 8.4100E-01 1.7 4050700400061 2.2000E+00 6.9000E+01 8.4100E-01 1.8 4050700400062 2.3000E+00 7.0000E+01 8.4400E-01 1.8 4050700400063 2.4000E+00 7.1000E+01 8.5400E-01 1.8 4050700400064 2.5000E+00 7.3000E+01 8.6200E-01 1.7 4050700400065 2.6000E+00 7.5000E+01 8.6100E-01 1.7 4050700400066 2.7000E+00 7.7000E+01 8.6300E-01 1.7 4050700400067 2.8000E+00 7.8000E+01 8.6800E-01 1.7 4050700400068 2.9000E+00 8.0000E+01 8.6800E-01 1.7 4050700400069 3.0000E+00 8.2000E+01 8.6600E-01 1.7 4050700400070 3.6000E+00 1.9000E+02 8.5800E-01 1.8 4050700400071 3.8000E+00 1.8000E+02 8.6400E-01 1.8 4050700400072 4.0000E+00 1.4500E+02 8.5900E-01 1.8 4050700400073 4.2000E+00 1.4000E+02 8.6500E-01 1.8 4050700400074 4.4000E+00 1.3000E+02 8.6100E-01 1.7 4050700400075 4.6000E+00 1.2800E+02 8.6100E-01 1.7 4050700400076 4.8000E+00 1.2400E+02 8.6000E-01 1.7 4050700400077 5.0000E+00 1.2500E+02 8.5400E-01 1.7 4050700400078 5.2000E+00 1.2800E+02 8.5900E-01 1.7 4050700400079 5.4000E+00 1.3000E+02 8.5200E-01 1.8 4050700400080 5.6000E+00 1.3300E+02 8.5700E-01 1.9 4050700400081 5.8000E+00 1.3600E+02 8.7400E-01 1.9 4050700400082 6.0000E+00 1.4000E+02 9.0500E-01 2.0 4050700400083 6.2000E+00 1.4400E+02 9.3900E-01 2.2 4050700400084 6.4000E+00 1.5000E+02 9.7400E-01 2.2 4050700400085 6.6000E+00 1.5700E+02 9.8600E-01 2.5 4050700400086 6.8000E+00 1.6500E+02 9.9300E-01 2.3 4050700400087 7.0000E+00 1.7200E+02 9.8300E-01 2.5 4050700400088 ENDDATA 63 0 4050700400089 ENDSUBENT 88 0 4050700499999 SUBENT 40507005 20180303 41784050700500001 BIB 6 16 4050700500002 REACTION ((95-AM-241(N,F),,SIG)/(94-PU-239(N,F),,SIG)) 4050700500003 DECAY-DATA (95-AM-241,432.YR) 432.+-4. yr 4050700500004 (94-PU-239,2.41E+4YR) (2.41+-0.01)*10**4 yr 4050700500005 DETECTOR Double fission chamber 4050700500006 CORRECTION Corrections are scattering on construction materials 4050700500007 (for .13 MeV it equal 4.2 percent,for 1.5-7.MeV it 4050700500008 equal 2.2-.2 percent),influence of reactions 4050700500009 accompanying (1.2 percent),background of experimental 4050700500010 room (.3-.4 percent) 4050700500011 ERR-ANALYS (ERR-1) error in determining of the number of 4050700500012 fissionable nuclei , taking into account uncertainties 4050700500013 of half-lives. 4050700500014 (ERR-T) Total error 4050700500015 STATUS (TABLE) Table 3 of SJA,45,1176,1978 4050700500016 (COREL,40507003)Data of present SUBENTRY were 4050700500017 normalized on data of SUBENTRY 40507003 4050700500018 ENDBIB 16 0 4050700500019 COMMON 1 3 4050700500020 ERR-1 4050700500021 PER-CENT 4050700500022 1.3 4050700500023 ENDCOMMON 3 0 4050700500024 DATA 4 61 4050700500025 EN EN-ERR DATA ERR-T 4050700500026 MEV KEV NO-DIM PER-CENT 4050700500027 1.3000E-01 2.1000E+01 1.2000E-02 4.3000E+00 4050700500028 1.8000E-01 2.0000E+01 1.6000E-02 4.4000E+00 4050700500029 2.3000E-01 1.9000E+01 1.9000E-02 4.2000E+00 4050700500030 2.8000E-01 1.8000E+01 2.4000E-02 4.5000E+00 4050700500031 3.5000E-01 3.8000E+01 3.0000E-02 3.6000E+00 4050700500032 4.0000E-01 3.7000E+01 3.7000E-02 3.2000E+00 4050700500033 4.5000E-01 3.6000E+01 5.0000E-02 3.3000E+00 4050700500034 5.0000E-01 3.4000E+01 6.4000E-02 3.1000E+00 4050700500035 5.5000E-01 3.3000E+01 9.1000E-02 3.3000E+00 4050700500036 6.0000E-01 3.2000E+01 1.1200E-01 3.3000E+00 4050700500037 6.5000E-01 3.2000E+01 1.7100E-01 3.2000E+00 4050700500038 7.0000E-01 3.2000E+01 2.3200E-01 3.3000E+00 4050700500039 7.5000E-01 3.2000E+01 3.1400E-01 3.4000E+00 4050700500040 8.0000E-01 3.1000E+01 3.8800E-01 3.2000E+00 4050700500041 8.5000E-01 3.1000E+01 4.9400E-01 3.1000E+00 4050700500042 9.0000E-01 3.1000E+01 5.6500E-01 3.2000E+00 4050700500043 9.5000E-01 3.1000E+01 6.5800E-01 3.1000E+00 4050700500044 1.0000E+00 3.1000E+01 7.3400E-01 2.7000E+00 4050700500045 1.0500E+00 3.4000E+01 7.8600E-01 2.8000E+00 4050700500046 1.1000E+00 3.7000E+01 8.0700E-01 2.7000E+00 4050700500047 1.1500E+00 4.0000E+01 8.5700E-01 2.8000E+00 4050700500048 1.2000E+00 4.2000E+01 8.7600E-01 2.6000E+00 4050700500049 1.2500E+00 4.4000E+01 9.0200E-01 2.6000E+00 4050700500050 1.3000E+00 4.5000E+01 9.0700E-01 2.6000E+00 4050700500051 1.3500E+00 4.6000E+01 9.1100E-01 2.6000E+00 4050700500052 1.4000E+00 4.7000E+01 9.2100E-01 2.6000E+00 4050700500053 1.4500E+00 4.8000E+01 9.2400E-01 2.5000E+00 4050700500054 1.5000E+00 4.9000E+01 9.2800E-01 2.3000E+00 4050700500055 1.6000E+00 5.8000E+01 9.2400E-01 2.4000E+00 4050700500056 1.7000E+00 5.9000E+01 9.2800E-01 2.3000E+00 4050700500057 1.8000E+00 6.1000E+01 9.3100E-01 2.4000E+00 4050700500058 1.9000E+00 6.4000E+01 9.3600E-01 2.3000E+00 4050700500059 2.0000E+00 6.6000E+01 9.3700E-01 2.2000E+00 4050700500060 2.1000E+00 6.8000E+01 9.4800E-01 2.3000E+00 4050700500061 2.2000E+00 6.9000E+01 9.4600E-01 2.2000E+00 4050700500062 2.3000E+00 7.0000E+01 9.5600E-01 2.2000E+00 4050700500063 2.4000E+00 7.1000E+01 9.6000E-01 2.2000E+00 4050700500064 2.5000E+00 7.3000E+01 9.7000E-01 2.2000E+00 4050700500065 2.6000E+00 7.5000E+01 9.7100E-01 2.3000E+00 4050700500066 2.7000E+00 7.7000E+01 9.7700E-01 2.2000E+00 4050700500067 2.8000E+00 7.8000E+01 9.8400E-01 2.2000E+00 4050700500068 2.9000E+00 8.0000E+01 9.8400E-01 2.2000E+00 4050700500069 3.0000E+00 8.2000E+01 9.9400E-01 2.2000E+00 4050700500070 3.6000E+00 1.9000E+02 1.0270E+00 2.4000E+00 4050700500071 3.8000E+00 1.8000E+02 1.0270E+00 2.4000E+00 4050700500072 4.0000E+00 1.4500E+02 1.0380E+00 2.4000E+00 4050700500073 4.2000E+00 1.4000E+02 1.0490E+00 2.4000E+00 4050700500074 4.4000E+00 1.3000E+02 1.0550E+00 2.4000E+00 4050700500075 4.6000E+00 1.2800E+02 1.0610E+00 2.3000E+00 4050700500076 4.8000E+00 1.2400E+02 1.0660E+00 2.4000E+00 4050700500077 5.0000E+00 1.2500E+02 1.0620E+00 2.3000E+00 4050700500078 5.2000E+00 1.2800E+02 1.0660E+00 2.3000E+00 4050700500079 5.4000E+00 1.3000E+02 1.0720E+00 2.3000E+00 4050700500080 5.6000E+00 1.3300E+02 1.0770E+00 2.5000E+00 4050700500081 5.8000E+00 1.3600E+02 1.0720E+00 2.5000E+00 4050700500082 6.0000E+00 1.4000E+02 1.0590E+00 2.6000E+00 4050700500083 6.2000E+00 1.4400E+02 1.0510E+00 2.8000E+00 4050700500084 6.4000E+00 1.5000E+02 1.0700E+00 2.7000E+00 4050700500085 6.6000E+00 1.5700E+02 1.0810E+00 2.7000E+00 4050700500086 6.8000E+00 1.6500E+02 1.0560E+00 2.7000E+00 4050700500087 7.0000E+00 1.7200E+02 1.0640E+00 2.9000E+00 4050700500088 ENDDATA 63 0 4050700500089 ENDSUBENT 88 0 4050700599999 ENDENTRY 5 0 4050799999999