ENTRY 40312 20161125 41754031200000001 SUBENT 40312001 20161125 41754031200100001 BIB 17 46 4031200100002 INSTITUTE (4ZZZDUB) 4031200100003 REFERENCE (J,SJA,41,655,1976) Eng.transl.of AE,41,45,1976 4031200100004 (J,AE,41,(1),45,197607) 4031200100005 (R,JINR-P-0031,1976) preprint of the Nuclear Researches4031200100006 Institute of the Academy of Sciences, USSR 4031200100007 (R,INDC(CCP)-95,1976) In English 4031200100008 AUTHOR (Yu.V.Ryabov) 4031200100009 TITLE Measurement of ALPHA(E)=SIGc(E)/SIGf(E) of Pu-239 for 4031200100010 the 0.007 eV - 12. keV neutrons. 4031200100011 EXP-YEAR (1972) 4031200100012 FACILITY (REAC,4ZZZDUB) Pulse fast reactor 4031200100013 INC-SOURCE (REAC) 4031200100014 SAMPLE Metallic plutonium sample 28. mm diameter. 4031200100015 Pu-240 content is 1.75%, 4031200100016 thickness of the sample is 2.13e21 nuclei/cm2 4031200100017 METHOD (TOF) Time-of-flight, resolution 0.23 microsec/m, 4031200100018 flight path 251.6 m. 4031200100019 DETECTOR (SOLST) Stilbene crystal of 70 mm diameter, equipped by4031200100020 FEU-82. 4031200100021 PART-DET (N,G) Prompt fission neutrons, capture and fission 4031200100022 gamma rays. 4031200100023 ANALYSIS Comparison of gamma and fission-neutron counting rates 4031200100024 as function of time-of-flight 4031200100025 MONITOR Absolute measurement 4031200100026 CORRECTION Constant background : <1% at thermal energy. 4031200100027 Background of fast neutrons and gamma rays from 4031200100028 reactor was determined by black resonance filters 4031200100029 method to be 4031200100030 0.8% ( fission) and 5.2% (capture) at 100-200 eV range,4031200100031 3.8% 20% 1.-1.5 keV, 4031200100032 14 % 56% 10-12 keV 4031200100033 of the total counts. 4031200100034 ERR-ANALYS (DATA-ERR) Error of measurement systematic 4031200100035 and normalization error is 10 - 20% 4031200100036 STATUS (APRVD) Approval obtained from the author (19771225) 4031200100037 HISTORY (19780102C) Compiled at the centre 4031200100038 (19830621U) records in San 002 transposed 4031200100039 (20150210U) SD: Updated to new date formats,lower case.4031200100040 Corrections according last EXFOR rules and Dict. 4031200100041 Ref. on Engl.transl. of AE added. 4031200100042 (20161125A) M.M. Ref. SJA,41,655,1976 was checked. 4031200100043 4RUSJIA -> 4ZZZDUB. 4031200100044 BIB information was updated in TITLE,DETECTOR,ANALYSIS,4031200100045 METHOD. PART-DET and CORRECTION were added. 4031200100046 R,JINR-P-0031,1976 is not available for checking. 4031200100047 R,INDC(CCP)-95,1976 was added. 4031200100048 ENDBIB 46 0 4031200100049 NOCOMMON 0 0 4031200100050 ENDSUBENT 49 0 4031200199999 SUBENT 40312002 20161125 41754031200200001 BIB 3 14 4031200200002 REACTION (94-PU-239(N,ABS),,ALF,,AV) 4031200200003 ANALYSIS ALF(E)= (A*(Ngamma(E)/Nf((E)-1)/(B-C*(Ngamma(E)/Nf(E))4031200200004 Nf, Ngamma- fission and gamma counting rates, 4031200200005 A,B,C- ratios of counting efficiencies in the 4031200200006 respective channels of fis.neutrons and fis.gammas, 4031200200007 capture and fis. gammas, capture gammas in the fis. 4031200200008 channel and fis. gammas, respectively; 4031200200009 values of constants A,B,C were determined from 4031200200010 normalizing to know values of ALF for low energy 4031200200011 resonances and correcting for energy dependence of 4031200200012 NUprompt to be A=0.26, B=0.66, C=0.0054 . 4031200200013 STATUS (TABLE) From author (?) . 4031200200014 Table 1 of SJA,41,655,1976 - data for 0.007 -100 eV . 4031200200015 Table II of R,INDC(CCP)-95,1976- data for 0.007-100eV.4031200200016 ENDBIB 14 0 4031200200017 NOCOMMON 0 0 4031200200018 DATA 4 47 4031200200019 EN-MIN EN-MAX DATA DATA-ERR 4031200200020 EV EV NO-DIM NO-DIM 4031200200021 7.0000E-03 8.0000E-03 3.3200E-01 3.6000E-02 4031200200022 8.0000E-03 9.0000E-03 3.3500E-01 3.6000E-02 4031200200023 9.0000E-03 1.0000E-02 3.3800E-01 3.6000E-02 4031200200024 1.0000E-02 1.5000E-02 3.4600E-01 3.8000E-02 4031200200025 1.5000E-02 2.0000E-02 3.5000E-01 3.9000E-02 4031200200026 2.0000E-02 3.0000E-02 3.5700E-01 4.1000E-02 4031200200027 3.0000E-02 4.0000E-02 3.6800E-01 4.2000E-02 4031200200028 4.0000E-02 5.0000E-02 3.8600E-01 4.4000E-02 4031200200029 5.0000E-02 6.0000E-02 4.1400E-01 4.4000E-02 4031200200030 6.0000E-02 7.0000E-02 4.3900E-01 4.5000E-02 4031200200031 7.0000E-02 8.0000E-02 4.5100E-01 4.6000E-02 4031200200032 8.0000E-02 9.0000E-02 4.6500E-01 4.6000E-02 4031200200033 9.0000E-02 1.0000E-01 4.8500E-01 4.9000E-02 4031200200034 1.0000E-01 1.5000E-01 5.3800E-01 5.4000E-02 4031200200035 1.5000E-01 2.0000E-01 6.3600E-01 5.9000E-02 4031200200036 2.0000E-01 3.0000E-01 6.7500E-01 6.5000E-02 4031200200037 3.0000E-01 4.0000E-01 6.3700E-01 5.8000E-02 4031200200038 4.0000E-01 5.0000E-01 5.3400E-01 5.6000E-02 4031200200039 5.0000E-01 6.0000E-01 4.4600E-01 5.5000E-02 4031200200040 6.0000E-01 7.0000E-01 3.9400E-01 4.8000E-02 4031200200041 7.0000E-01 8.0000E-01 3.6300E-01 4.6000E-02 4031200200042 8.0000E-01 9.0000E-01 3.4800E-01 4.6000E-02 4031200200043 1.5000E+00 2.0000E+00 2.1800E-01 9.6000E-02 4031200200044 2.0000E+00 3.0000E+00 2.2100E-01 1.0700E-01 4031200200045 3.0000E+00 4.0000E+00 2.3100E-01 8.5000E-02 4031200200046 4.0000E+00 5.0000E+00 2.3300E-01 7.8000E-02 4031200200047 5.0000E+00 1.0000E+01 4.8200E-01 6.7000E-02 4031200200048 1.0000E+01 2.0000E+01 5.7900E-01 6.9000E-02 4031200200049 2.0000E+01 3.0000E+01 7.8700E-01 8.9000E-02 4031200200050 3.0000E+01 4.0000E+01 8.4000E-01 9.3000E-02 4031200200051 4.0000E+01 5.0000E+01 3.2610E+00 1.9200E-01 4031200200052 5.0000E+01 6.0000E+01 1.0820E+00 8.7000E-02 4031200200053 6.0000E+01 7.0000E+01 3.9800E-01 5.8000E-02 4031200200054 7.0000E+01 8.0000E+01 4.1200E-01 6.1000E-02 4031200200055 8.0000E+01 9.0000E+01 2.3700E-01 4.7000E-02 4031200200056 9.0000E+01 1.0000E+02 6.8200E-01 7.6000E-02 4031200200057 1.0100E+02 1.9700E+02 8.0800E-01 1.1600E-01 4031200200058 1.9700E+02 2.9700E+02 8.3500E-01 1.1300E-01 4031200200059 2.9700E+02 3.9800E+02 1.0800E+00 1.5100E-01 4031200200060 3.9800E+02 4.9700E+02 4.7700E-01 9.1000E-02 4031200200061 4.9700E+02 5.8500E+02 9.0300E-01 1.2400E-01 4031200200062 5.8500E+02 6.9900E+02 1.2620E+00 1.2600E-01 4031200200063 6.9900E+02 8.0800E+02 1.0910E+00 1.6300E-01 4031200200064 8.0800E+02 8.9500E+02 7.0500E-01 1.2300E-01 4031200200065 8.9500E+02 9.9700E+02 7.4200E-01 1.2600E-01 4031200200066 9.9700E+02 1.9120E+03 7.6100E-01 1.3700E-01 4031200200067 1.9120E+03 2.9300E+03 8.5600E-01 1.5400E-01 4031200200068 ENDDATA 49 0 4031200200069 ENDSUBENT 68 0 4031200299999 SUBENT 40312003 20161125 41754031200300001 BIB 2 2 4031200300002 REACTION (94-PU-239(N,ABS),,ALF) 4031200300003 STATUS (TABLE) From author (?) . 4031200300004 ENDBIB 2 0 4031200300005 NOCOMMON 0 0 4031200300006 DATA 3 11 4031200300007 EN DATA DATA-ERR 4031200300008 KEV NO-DIM NO-DIM 4031200300009 3.2310E+00 8.1000E-01 1.5000E-01 4031200300010 3.5800E+00 9.5000E-01 2.1000E-01 4031200300011 3.9900E+00 7.5000E-01 1.7000E-01 4031200300012 4.4700E+00 7.9000E-01 1.9000E-01 4031200300013 5.0500E+00 6.5000E-01 1.7000E-01 4031200300014 5.7400E+00 8.9000E-01 2.1000E-01 4031200300015 6.5900E+00 5.8000E-01 1.8000E-01 4031200300016 7.6500E+00 5.6000E-01 1.8000E-01 4031200300017 8.9700E+00 5.6000E-01 1.8000E-01 4031200300018 1.0700E+01 4.9000E-01 1.4000E-01 4031200300019 1.2900E+01 4.2000E-01 1.4000E-01 4031200300020 ENDDATA 13 0 4031200300021 ENDSUBENT 20 0 4031200399999 SUBENT 40312004 20161125 41754031200400001 BIB 2 2 4031200400002 REACTION (94-PU-239(N,F),,SIG,,AV) 4031200400003 STATUS (TABLE) From author (?) . 4031200400004 ENDBIB 2 0 4031200400005 NOCOMMON 0 0 4031200400006 DATA 4 11 4031200400007 EN-MIN EN-MAX DATA DATA-ERR 4031200400008 KEV KEV B B 4031200400009 1.0100E-01 1.9700E-01 1.8710E+01 9.4000E-01 4031200400010 1.9700E-01 2.9700E-01 1.9060E+01 9.8000E-01 4031200400011 2.9700E-01 3.9800E-01 8.6500E+00 4.3000E-01 4031200400012 3.9800E-01 4.9700E-01 1.0280E+01 5.6000E-01 4031200400013 4.9700E-01 5.8500E-01 1.3090E+01 9.2000E-01 4031200400014 5.8500E-01 6.9900E-01 6.0500E+00 4.5000E-01 4031200400015 6.9900E-01 8.0800E-01 5.3900E+00 3.8000E-01 4031200400016 8.0800E-01 8.9500E-01 5.7600E+00 4.0000E-01 4031200400017 8.9500E-01 9.9700E-01 6.8400E+00 4.8000E-01 4031200400018 9.9700E-01 1.9120E+00 4.7000E+00 3.3000E-01 4031200400019 1.9120E+00 2.9300E+00 3.3900E+00 2.7000E-01 4031200400020 ENDDATA 13 0 4031200400021 ENDSUBENT 20 0 4031200499999 SUBENT 40312005 20161125 41754031200500001 BIB 2 2 4031200500002 REACTION (94-PU-239(N,F),,SIG) 4031200500003 STATUS (TABLE) From author (?) . 4031200500004 ENDBIB 2 0 4031200500005 NOCOMMON 0 0 4031200500006 DATA 3 11 4031200500007 EN DATA DATA-ERR 4031200500008 KEV B B 4031200500009 3.2310E+00 3.0900E+00 2.5000E-01 4031200500010 3.5800E+00 3.1600E+00 2.8000E-01 4031200500011 3.9900E+00 3.2200E+00 3.2000E-01 4031200500012 4.4700E+00 2.5100E+00 2.8000E-01 4031200500013 5.0500E+00 2.7400E+00 3.0000E-01 4031200500014 5.7400E+00 2.3600E+00 2.8000E-01 4031200500015 6.5900E+00 2.2600E+00 2.7000E-01 4031200500016 7.6500E+00 2.0600E+00 2.5000E-01 4031200500017 8.9700E+00 2.2800E+00 2.9000E-01 4031200500018 1.0700E+01 1.9400E+00 2.5000E-01 4031200500019 1.2900E+01 1.8000E+00 2.3000E-01 4031200500020 ENDDATA 13 0 4031200500021 ENDSUBENT 20 0 4031200599999 ENDENTRY 5 0 4031299999999