ENTRY 40472 20111219 41554047200000001 SUBENT 40472001 20111219 41554047200100001 BIB 12 37 4047200100002 INSTITUTE (4RUSFEI) 4047200100003 REFERENCE (R,FEI-575,1975) 4047200100004 (R,INDC(CCP)-81/U,197605) English translation of the 4047200100005 previous reference (R,FEI-575) 4047200100006 (C,75KIEV,5,109,197506) Preliminary report 4047200100007 Figures and T . 4047200100008 AUTHOR (G.V.Kotel'nikova,B.D.Kuz'minov,G.N.Lovchikova, 4047200100009 O.A.Sal'nikov,N.N.Semenova,V.S.Nesterenko, 4047200100010 A.M.Trufanov,N.I.Fetisov) 4047200100011 TITLE The energy spectrum of neutrons from spontaneous 4047200100012 fission of CF-252 in the energy range 0.5 - 7 MeV 4047200100013 SAMPLE Cf source of 1E+4 fis/sec, 7 mm diameter, of Ta foil. 4047200100014 METHOD (TOF) TOF base 140 cm. 4047200100015 tIME RESOLUTION 4-5 SEC. 4047200100016 DETECTOR (SIBAR) Silicon surface-barrier detector . 4047200100017 For fission fragments detection. 4047200100018 (STANK) ZhS-20 liquid scintillator. 4047200100019 threshold 0.2 MeV. 4047200100020 MONITOR (1-H-3(P,N)2-HE-3,,DA) 4047200100021 Used to define detector efficiency in separate 4047200100022 measurement. 4047200100023 CORRECTION Corrections were made on 4047200100024 -neutron scattering by surrounding objects and air 4047200100025 random coincidence between pulses from the photomul- 4047200100026 tiplier (cosmic background and photomultiplier 4047200100027 noise) and fission fragment pulses; 4047200100028 -random coincidence between neutrons and fragments, 4047200100029 produced in other fission events; 4047200100030 -delayed gamma quanta; 4047200100031 - spectrometer time resolution. 4047200100032 ERR-ANALYS (ERR-T) Total error 4047200100033 (ERR-1,,3.5) Detector efficiency error. 4047200100034 STATUS (APRVD) G.Lovchikova 1982-03 4047200100035 HISTORY (19820312C) Compiled at CJD 4047200100036 (20021220A) Restored from old Data Base 4047200100037 (20111219A) Upper -> lower case correction. 4047200100038 BIB information was added. REACTIONs were corrected. 4047200100039 ENDBIB 37 0 4047200100040 COMMON 1 3 4047200100041 MONIT-ERR 4047200100042 PER-CENT 4047200100043 3. 4047200100044 ENDCOMMON 3 0 4047200100045 ENDSUBENT 44 0 4047200199999 SUBENT 40472002 20111219 41554047200200001 BIB 3 9 4047200200002 REACTION (98-CF-252(0,F)0-NN-1,PR,KEM) Temperature of the 4047200200003 emitted neutrons' Maxwell distribution. 4047200200004 Spectrum was fitted in region 0.5 - 7. MeV. 4047200200005 STATUS (DEP,40472003) 4047200200006 (TABLE) Text, page 34, of R,FEI-575 . 4047200200007 Text, page 109,112, of C,75KIEV,5,109,1975. 4047200200008 HISTORY (20020822A) New quantity KEM introduced. 4047200200009 E-MIN, E-MAX deleted . 4047200200010 (20111219A) ),PR,KEM,N) -> ),PR,KEM) 4047200200011 ENDBIB 9 0 4047200200012 NOCOMMON 0 0 4047200200013 DATA 2 1 4047200200014 DATA ERR-T 4047200200015 MEV MEV 4047200200016 1.46 0.02 4047200200017 ENDDATA 3 0 4047200200018 ENDSUBENT 17 0 4047200299999 SUBENT 40472003 20111219 41554047200300001 BIB 3 5 4047200300002 REACTION (98-CF-252(0,F),PR,NU/DE,,REL) 4047200300003 Units are not given. 4047200300004 STATUS (TABLE) Table 2 of R,FEI-575 . 4047200300005 HISTORY (20111219A) Misprint in DATA was corrected. 4047200300006 PR,DE,N,REL -> PR,NU/DE,,REL 4047200300007 ENDBIB 5 0 4047200300008 NOCOMMON 0 0 4047200300009 DATA 3 98 4047200300010 E DATA ERR-T 4047200300011 MEV ARB-UNITS ARB-UNITS 4047200300012 2.5000E-01 2.1590E+02 2.8100E+01 4047200300013 2.6000E-01 1.9360E+02 2.3600E+00 4047200300014 2.7000E-01 2.0590E+02 2.1600E+01 4047200300015 2.8000E-01 2.5480E+02 2.2000E+01 4047200300016 2.9000E-01 2.2220E+02 1.8900E+01 4047200300017 3.0000E-01 2.3200E+02 1.8200E+01 4047200300018 3.2000E-01 2.6670E+02 1.9100E+01 4047200300019 3.3000E-01 2.3710E+02 1.6900E+01 4047200300020 3.5000E-01 2.9120E+02 1.9100E+01 4047200300021 3.7000E-01 2.5940E+02 1.6900E+01 4047200300022 3.8000E-01 2.7490E+02 1.7200E+01 4047200300023 4.0000E-01 2.8670E+02 1.7400E+01 4047200300024 4.3000E-01 2.7320E+02 1.6300E+01 4047200300025 4.5000E-01 2.5810E+02 1.5200E+01 4047200300026 4.7000E-01 2.6870E+02 1.5600E+01 4047200300027 5.0000E-01 2.7740E+02 1.5900E+01 4047200300028 5.3000E-01 2.6420E+02 1.5000E+01 4047200300029 5.6000E-01 2.7460E+02 1.5500E+01 4047200300030 6.0000E-01 2.7200E+02 1.5300E+01 4047200300031 6.4000E-01 2.8470E+02 1.5900E+01 4047200300032 6.8000E-01 2.8600E+02 1.5900E+01 4047200300033 7.3000E-01 2.8010E+02 1.5600E+01 4047200300034 7.8000E-01 2.9330E+02 1.6200E+01 4047200300035 8.3000E-01 2.7230E+02 1.5100E+01 4047200300036 9.0000E-01 2.6890E+02 1.4900E+01 4047200300037 9.7000E-01 2.5590E+02 1.4200E+01 4047200300038 1.0200E+00 2.5520E+02 1.4800E+01 4047200300039 1.0400E+00 2.5700E+02 1.4900E+01 4047200300040 1.0600E+00 2.5670E+02 1.4900E+01 4047200300041 1.0800E+00 2.5090E+02 1.4500E+01 4047200300042 1.1100E+00 2.3590E+02 1.3700E+01 4047200300043 1.1300E+00 2.3450E+02 1.3600E+01 4047200300044 1.1500E+00 2.3750E+02 1.3700E+01 4047200300045 1.1800E+00 2.3990E+02 1.3900E+01 4047200300046 1.2100E+00 2.3920E+02 1.3800E+01 4047200300047 1.2300E+00 2.4040E+02 1.3900E+01 4047200300048 1.2600E+00 2.3650E+02 1.3600E+01 4047200300049 1.2900E+00 2.2430E+02 1.3000E+01 4047200300050 1.3200E+00 2.2250E+02 1.2800E+01 4047200300051 1.3500E+00 2.2050E+02 1.2700E+01 4047200300052 1.3800E+00 2.1660E+02 1.2500E+01 4047200300053 1.4100E+00 2.1090E+02 1.2200E+01 4047200300054 1.4500E+00 2.1480E+02 1.2400E+01 4047200300055 1.4800E+00 2.1420E+02 1.2400E+01 4047200300056 1.5200E+00 2.0980E+02 1.2100E+01 4047200300057 1.5600E+00 2.0240E+02 1.1700E+01 4047200300058 1.6000E+00 1.9670E+02 1.1400E+01 4047200300059 1.6400E+00 1.9840E+02 1.1500E+01 4047200300060 1.6800E+00 2.0060E+02 1.1600E+01 4047200300061 1.7300E+00 1.9750E+02 1.1400E+01 4047200300062 1.7700E+00 1.9130E+02 1.1100E+01 4047200300063 1.8200E+00 1.8880E+02 1.1000E+01 4047200300064 1.8700E+00 1.8720E+02 1.0900E+01 4047200300065 1.9200E+00 1.8020E+02 1.0500E+01 4047200300066 1.9800E+00 1.7550E+02 1.0200E+01 4047200300067 2.0300E+00 1.6640E+02 9.7000E+00 4047200300068 2.0900E+00 1.6190E+02 9.5000E+00 4047200300069 2.1500E+00 1.6500E+02 9.7000E+00 4047200300070 2.2200E+00 1.6020E+02 9.4000E+00 4047200300071 2.2800E+00 1.5970E+02 9.4000E+00 4047200300072 2.3500E+00 1.5540E+02 9.1000E+00 4047200300073 2.4300E+00 1.4650E+02 8.6000E+00 4047200300074 2.5100E+00 1.3680E+02 8.1000E+00 4047200300075 2.5900E+00 1.3600E+02 8.1000E+00 4047200300076 2.6700E+00 1.3470E+02 8.0000E+00 4047200300077 2.7600E+00 1.3170E+02 7.8000E+00 4047200300078 2.8500E+00 1.1960E+02 7.2000E+00 4047200300079 2.9500E+00 1.1390E+02 6.8000E+00 4047200300080 3.0600E+00 1.1040E+02 6.6000E+00 4047200300081 3.1700E+00 1.0740E+02 6.5000E+00 4047200300082 3.2800E+00 1.0170E+02 6.2000E+00 4047200300083 3.4000E+00 9.1400E+01 5.3000E+00 4047200300084 3.5300E+00 8.3100E+01 5.1000E+00 4047200300085 3.6700E+00 7.6800E+01 4.7000E+00 4047200300086 3.8100E+00 7.1300E+01 4.4000E+00 4047200300087 3.9700E+00 6.5600E+01 4.1000E+00 4047200300088 4.1300E+00 6.1200E+01 3.8000E+00 4047200300089 4.3000E+00 5.5800E+01 3.5000E+00 4047200300090 4.4900E+00 5.1300E+01 3.3000E+00 4047200300091 4.6800E+00 4.4200E+01 2.8000E+00 4047200300092 4.8900E+00 3.8400E+01 2.5000E+00 4047200300093 5.1100E+00 3.4600E+01 2.2000E+00 4047200300094 5.3500E+00 3.1100E+01 2.0000E+00 4047200300095 5.6100E+00 2.6800E+01 1.8000E+00 4047200300096 5.8900E+00 2.1000E+01 1.4000E+00 4047200300097 6.1800E+00 1.6800E+01 1.2000E+00 4047200300098 6.5000E+00 1.4700E+01 1.0000E+00 4047200300099 6.8400E+00 1.2900E+01 9.0000E-01 4047200300100 7.2200E+00 1.0400E+01 7.0000E-01 4047200300101 7.6200E+00 8.3000E+00 6.0000E-01 4047200300102 8.0600E+00 6.2000E+00 5.0000E-01 4047200300103 8.5400E+00 4.6000E+00 4.0000E-01 4047200300104 9.0600E+00 3.5000E+00 3.0000E-01 4047200300105 9.6400E+00 2.6000E+00 2.0000E-01 4047200300106 1.0260E+01 1.8000E+00 2.0000E-01 4047200300107 1.0960E+01 1.2000E+00 1.0000E-01 4047200300108 1.1720E+01 7.0000E-01 1.0000E-01 4047200300109 1.2570E+01 5.0000E-01 1.0000E-01 4047200300110 ENDDATA 100 0 4047200300111 ENDSUBENT 110 0 4047200399999 ENDENTRY 3 0 4047299999999