ENTRY 40632 20231003 421540632 0 1 SUBENT 40632001 20231003 421540632 1 1 BIB 12 29 40632 1 2 TITLE Fission cross section of th229 for monochromatic 40632 1 3 neutrons in the 0.02-0.8 eV region 40632 1 4 AUTHOR (Yu.Ya.Konakhovich,M.I.Pevzner) 40632 1 5 REFERENCE (J,SJA,8,39,1961) Engl.translation of AE,8,47,1960. 40632 1 6 (J,AE,8,47,1960) 40632 1 7 INSTITUTE (4RUSKUR) 40632 1 8 FACILITY (REAC,4RUSKUR) IRT reactor. 40632 1 9 (SPECC) Crystal neutron spectrometer. 40632 1 10 INC-SOURCE (REAC) Horizontal beam of IRT reactor. 40632 1 11 Cd ratio was 2.34 for thorium and 15.2 for boron in 40632 1 12 IRT reactor spectrum. 40632 1 13 INC-SPECT Monochromatic neutrons. 40632 1 14 SAMPLE Thorium oxide on platinum foil. Mass Th-229 is 6.E-5g.40632 1 15 Rectangular layer of 20 x 26 mm sides. 40632 1 16 The amount of Th-229 was determined by alpha activity 40632 1 17 of layer. 40632 1 18 DECAY-DATA (90-TH-229,7300.YR) 40632 1 19 DETECTOR (FISCH) Filled with argon (92 percent) and carbon 40632 1 20 dioxide (8 percent), pressure 500 mm Hg 40632 1 21 (PROPC) 40632 1 22 STATUS (SCSRS) 40632 1 23 HISTORY (19831005T) Converted from ENTRY 80037 40632 1 24 (19860730U) INSTITUTE code was corrected and some data 40632 1 25 points were inserted . 40632 1 26 (20231003A) BIB information was updated. 40632 1 27 Upper -> lower case correction. 40632 1 28 Dates were corrected for 4-digits year. 40632 1 29 Author name V.F.Gerasimov was deleted - absent in 40632 1 30 the article. 40632 1 31 ENDBIB 29 0 40632 1 32 NOCOMMON 0 0 40632 1 33 ENDSUBENT 32 0 40632 199999 SUBENT 40632002 20231003 421540632 2 1 BIB 2 3 40632 2 2 REACTION (90-TH-229(N,0),,EN) 40632 2 3 STATUS (TABLE,,Yu.Ya.Konakhovich,J,SJA,8,39,1961) 40632 2 4 Text on page 40. 40632 2 5 ENDBIB 3 0 40632 2 6 NOCOMMON 0 0 40632 2 7 DATA 1 3 40632 2 8 DATA 40632 2 9 EV 40632 2 10 0.240 40632 2 11 0.563 40632 2 12 0.727 40632 2 13 ENDDATA 5 0 40632 2 14 ENDSUBENT 13 0 40632 299999 SUBENT 40632003 20231003 421540632 3 1 BIB 2 3 40632 3 2 REACTION (90-TH-229(N,F),,WID,,S0) 40632 3 3 ERR-ANALYS (DATA-ERR) Type of uncertainty is not explained in the 40632 3 4 article. 40632 3 5 ENDBIB 3 0 40632 3 6 NOCOMMON 0 0 40632 3 7 DATA 3 2 40632 3 8 EN-RES DATA DATA-ERR 40632 3 9 MEV B*EV B*EV 40632 3 10 2.4000E-07 3.4000E+01 7.5000E+00 40632 3 11 5.6300E-07 7.0000E+00 3.3000E+00 40632 3 12 ENDDATA 4 0 40632 3 13 ENDSUBENT 12 0 40632 399999 SUBENT 40632004 20231003 421540632 4 1 BIB 6 11 40632 4 2 REACTION (90-TH-229(N,F),,SIG) 40632 4 3 MONITOR (90-TH-229(N,F),,SIG,,MXW) 40632 4 4 Energy scale was calibrated according to 0.654 eV 40632 4 5 level of iridium by measuring the total cross section. 40632 4 6 MONIT-REF (,,R,BNL-325,1958) 2nd edition. 40632 4 7 FLAG (1.) Data taken from the curve of the AE article. 40632 4 8 ERR-ANALYS (DATA-ERR) Type of uncertainty is not explained in the 40632 4 9 article. 40632 4 10 STATUS Source od data is not clear. Data are presented on 40632 4 11 figure ( page 40 ) of J,SJA,8,39,1961 as open circles 40632 4 12 with and without error bars - 23 points. 40632 4 13 ENDBIB 11 0 40632 4 14 COMMON 3 3 40632 4 15 EN-NRM MONIT MONIT-ERR 40632 4 16 EV B B 40632 4 17 0.0253 45. 11. 40632 4 18 ENDCOMMON 3 0 40632 4 19 DATA 4 29 40632 4 20 EN DATA DATA-ERR FLAG 40632 4 21 MEV B B NO-DIM 40632 4 22 1.5800E-08 6.0000E+01 40632 4 23 2.5000E-08 4.5000E+01 1.1000E+01 40632 4 24 3.4500E-08 4.1000E+01 8. 1. 40632 4 25 6.0000E-08 3.3000E+01 40632 4 26 7.0000E-08 3.2000E+01 1.3000E+01 40632 4 27 1.0000E-07 6.0000E+01 40632 4 28 1.4300E-07 1.2500E+02 40632 4 29 1.8700E-07 1.9500E+02 40632 4 30 2.0000E-07 2.4000E+02 40632 4 31 2.4000E-07 3.4500E+02 40632 4 32 2.5000E-07 1.5300E+02 70. 1. 40632 4 33 2.7800E-07 1.5300E+02 40632 4 34 2.8200E-07 1.6000E+02 40632 4 35 3.1000E-07 1.1500E+02 40632 4 36 4.8000E-07 6.8000E+00 40632 4 37 4.9000E-07 2.1000E+01 1. 40632 4 38 5.3000E-07 1.0500E+02 40632 4 39 5.4000E-07 1.9300E+02 40632 4 40 5.5000E-07 2.6000E+02 40632 4 41 5.7000E-07 6.5000E+02 40632 4 42 5.9000E-07 2.2000E+02 40632 4 43 5.9500E-07 1.5500E+02 40632 4 44 6.7000E-07 6.8000E+00 6.8 1. 40632 4 45 6.8000E-07 1.8500E+01 40632 4 46 6.9000E-07 8.5000E+01 1. 40632 4 47 7.0000E-07 1.9000E+02 40632 4 48 7.3000E-07 5.9000E+02 40632 4 49 7.6000E-07 2.2000E+02 40632 4 50 8.0000E-07 6.8000E+00 40632 4 51 ENDDATA 31 0 40632 4 52 ENDSUBENT 51 0 40632 499999 SUBENT 40632005 20231003 421540632 5 1 BIB 6 12 40632 5 2 REACTION (90-TH-229(N,F),,SIG) 40632 5 3 METHOD (TOF) 40632 5 4 MONITOR (90-TH-229(N,F),,SIG,,MXW) 40632 5 5 COMMENT This SUBENT is converted from the ENTRY 80038 and 40632 5 6 added to this entry on the technical reasons. 40632 5 7 ERR-ANALYS (DATA-ERR) Type of uncertainty is not explained in the 40632 5 8 article. 40632 5 9 STATUS Source od data is not clear. Data are presented on 40632 5 10 figure ( page 40 ) of J,SJA,8,39,1961 as crosses with 40632 5 11 error bars 3 points; data were measured by 40632 5 12 V.F.Gerasimov by the same fission chamber and target 40632 5 13 at an additional experiment. 40632 5 14 ENDBIB 12 0 40632 5 15 COMMON 3 3 40632 5 16 EN-NRM MONIT MONIT-ERR 40632 5 17 EV B B 40632 5 18 0.0253 45. 11. 40632 5 19 ENDCOMMON 3 0 40632 5 20 DATA 3 3 40632 5 21 EN DATA DATA-ERR 40632 5 22 MEV B B 40632 5 23 1.6000E-08 5.0000E+01 5.0000E+00 40632 5 24 3.3000E-08 4.2500E+01 4.0000E+00 40632 5 25 2.6000E-07 1.6000E+02 7.0000E+01 40632 5 26 ENDDATA 5 0 40632 5 27 ENDSUBENT 26 0 40632 599999 ENDENTRY 5 0 4063299999999