ENTRY 40833 19850218 00004083300000001 SUBENT 40833001 19850218 00004083300100001 BIB 12 21 4083300100002 INSTITUTE (4CCPFEI) 4083300100003 REFERENCE (R,FEI-1552,84) DATA ARE GIVEN 4083300100004 AUTHOR (A.A.GOVERDOVSKIJ,A.K.GORDJUSHIN,B.D.KUZ'MINOV, 4083300100005 V.F.MITROVANOV,A.I.SERGACHEV,S.M.SOLOV'EV, 4083300100006 P.S.SOLOSHENKOV) 4083300100007 TITLE NP-237 NEUTRON FISSION CROSS-SECTION NEAR THE 4083300100008 THRESHOLD 4083300100009 FACILITY (VDG) ELECTROSTATIC CHARGE EXCHANGE ACCELERATOR 4083300100010 INC-SOURCE (D-D) 4083300100011 METHOD (TOF) FLIGHT BASE 60 CM 4083300100012 DETECTOR (IOCH) 4083300100013 STATUS (PRELM) 4083300100014 HISTORY (850218C) 4083300100015 CORRECTION BACKGROUND NEUTRON SCATTERING - 0.2 PC 4083300100016 FRAGMENTS SLOWING-DOWN IN SAPLE - 0.5 PC 4083300100017 ADMIXTURE ISOTOPES FISSION - 0.3 PC 4083300100018 GEOMETRICAL FACTOR - 0.1 PC 4083300100019 ERR-ANALYS (ERR-1) ERROR CAUSED BY THE ABSOLUTE VALUE CALCULATION 4083300100020 (ERR-2) ERROR CAUSED BY THE U-235 TO NP-237 FISSION 4083300100021 FRAGMENTS DETECTION EFFICIENCIES 4083300100022 (ERR-3) ERROR DUE TO THE CORRECTIONS INTRODUCED 4083300100023 ENDBIB 21 0 4083300100024 COMMON 4 3 4083300100025 ERR-S ERR-1 ERR-2 ERR-3 4083300100026 PER-CENT PER-CENT PER-CENT PER-CENT 4083300100027 1.0000E+00 2.0000E+00 1.2000E+00 2.0000E-01 4083300100028 ENDCOMMON 3 0 4083300100029 ENDSUBENT 28 0 4083300199999 SUBENT 40833002 19850218 00004083300200001 BIB 3 11 4083300200002 REACTION ((93-NP-237(N,F),,SIG)/(92-U-235(N,F),,SIG)) 4083300200003 SAMPLE FIRST SAMPLE U-235 CONTENT IS 99.992 PC, DENSITY 4083300200004 0.258 MILLIGRAM/CM2 4083300200005 SECOND SAMPLE U-235 CONTENT 5.889 PC, NP-237 CONTENT 4083300200006 94.111 PC, DENSITY 0.300 MILLIGRAM/CM2 4083300200007 THIRD SAMPLE U-235 CONTENT IS 99.994 PC, DENSITY 4083300200008 0.41 MILLIGRAM/CM2 4083300200009 FORTH SAMPLE NP-237 CONTENT 99.05 PC, PU-239 CONTNT 4083300200010 0.43 PC, AM-241 CONTENT 0.52 PC, 4083300200011 DENSITY 0.46 MILLIGRAM/CM2 4083300200012 MONITOR ABSOLUTE MEASUREMENT 4083300200013 ENDBIB 11 0 4083300200014 NOCOMMON 0 0 4083300200015 DATA 5 16 4083300200016 EN EN-RSL-FW DATA ERR-T ERR-S 4083300200017 MEV KEV NO-DIM PER-CENT PER-CENT 4083300200018 5.6600E+00 1.1000E+02 1.3150E+00 3.3800E+00 7.0000E-01 4083300200019 5.8800E+00 1.0800E+02 1.3310E+00 2.4000E+00 8.0000E-01 4083300200020 6.1000E+00 1.0300E+02 1.3950E+00 2.4500E+00 1.0000E+00 4083300200021 6.3200E+00 9.7000E+01 1.3490E+00 2.4200E+00 9.0000E-01 4083300200022 6.5000E+00 9.3000E+01 1.3300E+00 2.4200E+00 9.0000E-01 4083300200023 6.6800E+00 8.9000E+01 1.3120E+00 2.4200E+00 9.0000E-01 4083300200024 7.3400E+00 7.8000E+01 1.2320E+00 1.7500E+00 6.0000E-01 4083300200025 7.9600E+00 7.0000E+01 1.1610E+00 2.4500E+00 1.0000E+00 4083300200026 8.1000E+00 6.8000E+01 1.1510E+00 2.4500E+00 1.0000E+00 4083300200027 8.3900E+00 6.5000E+01 1.1770E+00 2.4400E+00 1.0000E+00 4083300200028 8.6400E+00 6.3000E+01 1.1570E+00 2.4600E+00 8.0000E-01 4083300200029 8.7800E+00 6.2000E+01 1.1700E+00 2.4700E+00 9.0000E-01 4083300200030 9.0300E+00 6.0000E+01 1.1500E+00 2.4500E+00 1.0000E+00 4083300200031 9.1700E+00 5.9000E+01 1.1500E+00 2.5200E+00 1.0000E+00 4083300200032 9.4400E+00 5.7000E+01 1.1350E+00 2.5000E+00 1.1000E+00 4083300200033 1.0060E+01 5.3000E+01 1.1230E+00 2.5000E+00 1.1000E+00 4083300200034 ENDDATA 18 0 4083300200035 ENDSUBENT 34 0 4083300299999 ENDENTRY 2 0 4083399999999