ENTRY 40388 20140402 41634038800000001 SUBENT 40388001 20140402 41634038800100001 BIB 12 37 4038800100002 INSTITUTE (4RUSFEI) 4038800100003 REFERENCE (J,AE,4,(2),188,1958) 4038800100004 (J,SJA,4,253,1958) Engl.translation of J,AE,4,188,1958 4038800100005 #doi:10.1007/BF02207352 4038800100006 (J,JNE,9,155,1959) 4038800100007 Engl.translation of J,AE,4,188,1958 4038800100008 AUTHOR (G.N.Smirenkin,I.I.Bondarenko,L.S.Kutsaeva, 4038800100009 K.D.Mishchenko,L.I.Prokhorova,B.P.Shemetenko) 4038800100010 TITLE Mean number of prompt neutrons in the fission of 4038800100011 U233, U235, Pu239 by 4 and 15 MeV neutrons. 4038800100012 EXP-YEAR (1955) Carried out in 1955-1956 . 4038800100013 INC-SOURCE (D-D) For 4.0+-0.3 MeV neutrons. 4038800100014 (D-T) For 15.0+-0.5 MeV neutrons. 4038800100015 Thermal neutrons were obtained by paraffin block. 4038800100016 SAMPLE 50 mg U235, 35 mg U-233, 20 mg Pu-239. 4038800100017 METHOD (COINC) FF and neutrons coincidence. 4038800100018 DETECTOR (FISCH) Double fission chamber. 4038800100019 Filled by 5-10% CO(2) + Ar. Pressure of working gas 4038800100020 50-200 mm Hg. 4038800100021 HISTORY (19830919T) Converted from ENTRY 80018 4038800100022 (20140402A) M.M. Upper -> lower case correction. 4038800100023 Dates were corrected for 4-digits year. 4038800100024 Engl.translation J,SJA was added. 4038800100025 BIB information was updated. 4038800100026 MONITOR reaction: ,,NU -> ,PR,NU,,MXW . 4038800100027 Free text "RENORMALIZED TO U-233 THERMAL PROMPT 4038800100028 NU = 2.497." was deleted from Subent 002 ( absent in 4038800100029 the article). 4038800100030 PR,NU was moved from Subents 002-004 into new Subents 4038800100031 005-007, respectively. 4038800100032 CORRECTION Corrections were made on detector efficiency,inelast. 4038800100033 scattering, detection difference for slow and fast 4038800100034 neutrons. 4038800100035 For U-238 impurity in U layers. 4038800100036 Background of random coincidences did to exceed 30-40% 4038800100037 of number of coincidences registered. 4038800100038 ERR-ANALYS (DATA-ERR) Not specified 4038800100039 ENDBIB 37 0 4038800100040 COMMON 1 3 4038800100041 EN-NRM 2 4038800100042 EV 4038800100043 2.5300E-02 4038800100044 ENDCOMMON 3 0 4038800100045 ENDSUBENT 44 0 4038800199999 SUBENT 40388002 20140402 41634038800200001 BIB 2 3 4038800200002 REACTION ((92-U-233(N,F),PR,NU)//(92-U-233(N,F),PR,NU)) 4038800200003 Ratio of NU at EN-NM to NU for thermal neutrons. 4038800200004 STATUS (TABLE) Table of J,AE,4,(2),188,1958. 4038800200005 ENDBIB 3 0 4038800200006 COMMON 1 3 4038800200007 EN-DN 4038800200008 EV 4038800200009 0.0253 4038800200010 ENDCOMMON 3 0 4038800200011 DATA 3 2 4038800200012 EN-NM DATA DATA-ERR 4038800200013 MEV NO-DIM NO-DIM 4038800200014 4. 1.20 0.04 4038800200015 15. 1.73 0.06 4038800200016 ENDDATA 4 0 4038800200017 ENDSUBENT 16 0 4038800299999 SUBENT 40388003 20140402 41634038800300001 BIB 2 3 4038800300002 REACTION ((92-U-235(N,F),PR,NU)//(92-U-235(N,F),PR,NU)) 4038800300003 Ratio of NU at EN to NU for thermal neutrons. 4038800300004 STATUS (TABLE) Table of J,AE,4,(2),188,1958. 4038800300005 ENDBIB 3 0 4038800300006 COMMON 1 3 4038800300007 EN-DN 4038800300008 EV 4038800300009 0.0253 4038800300010 ENDCOMMON 3 0 4038800300011 DATA 3 2 4038800300012 EN-NM DATA DATA-ERR 4038800300013 MEV NO-DIM NO-DIM 4038800300014 4. 1.22 0.04 4038800300015 15. 1.82 0.07 4038800300016 ENDDATA 4 0 4038800300017 ENDSUBENT 16 0 4038800399999 SUBENT 40388004 20140402 41634038800400001 BIB 3 5 4038800400002 REACTION ((94-PU-239(N,F),PR,NU)//(94-PU-239(N,F),PR,NU)) 4038800400003 Ratio of NU at EN to NU for thermal neutrons. 4038800400004 STATUS (TABLE) Table of J,AE,4,(2),188,1958. 4038800400005 HISTORY (20140402A) M.M. Misprint in DATA-ERR for 4. MeV was 4038800400006 corrected. 4038800400007 ENDBIB 5 0 4038800400008 COMMON 1 3 4038800400009 EN-DN 4038800400010 EV 4038800400011 0.0253 4038800400012 ENDCOMMON 3 0 4038800400013 DATA 3 2 4038800400014 EN-NM DATA DATA-ERR 4038800400015 MEV NO-DIM NO-DIM 4038800400016 4. 1.18 0.03 4038800400017 15. 1.62 0.06 4038800400018 ENDDATA 4 0 4038800400019 ENDSUBENT 18 0 4038800499999 SUBENT 40388005 20140402 41634038800500001 BIB 5 6 4038800500002 REACTION (92-U-233(N,F),PR,NU) 4038800500003 MONITOR (92-U-233(N,F),PR,NU,,MXW) 4038800500004 MONIT-REF (,J.A.Harvey+,B,PR.NUC.EN.,1,1,1956) 4038800500005 STATUS (TABLE) Table of J,AE,4,(2),188,1958. 4038800500006 (DEP,40388002) Measured ratio in Subent 002. 4038800500007 HISTORY (20140402C) Subent was added. 4038800500008 ENDBIB 6 0 4038800500009 COMMON 3 3 4038800500010 MONIT MONIT-ERR EN-NRM 4038800500011 PRT/FIS PRT/FIS EV 4038800500012 2.550 0.06 0.0253 4038800500013 ENDCOMMON 3 0 4038800500014 DATA 3 2 4038800500015 EN DATA DATA-ERR 4038800500016 MEV PRT/FIS PRT/FIS 4038800500017 4. 3.06 0.12 4038800500018 15. 4.42 0.17 4038800500019 ENDDATA 4 0 4038800500020 ENDSUBENT 19 0 4038800599999 SUBENT 40388006 20140402 41634038800600001 BIB 5 6 4038800600002 REACTION (92-U-235(N,F),PR,NU) 4038800600003 MONITOR (92-U-235(N,F),PR,NU,,MXW) 4038800600004 MONIT-REF (,J.A.Harvey+,B,PR.NUC.EN.,1,1,1956) 4038800600005 STATUS (TABLE) Table of J,AE,4,(2),188,1958. 4038800600006 (DEP,40388003) Measured ratio in Subent 003. 4038800600007 HISTORY (20140402C) Subent was added. 4038800600008 ENDBIB 6 0 4038800600009 COMMON 3 3 4038800600010 MONIT MONIT-ERR EN-NRM 4038800600011 PRT/FIS PRT/FIS EV 4038800600012 2.47 0.05 0.0253 4038800600013 ENDCOMMON 3 0 4038800600014 DATA 3 2 4038800600015 EN DATA DATA-ERR 4038800600016 MEV PRT/FIS PRT/FIS 4038800600017 4. 3.01 0.12 4038800600018 15. 4.51 0.19 4038800600019 ENDDATA 4 0 4038800600020 ENDSUBENT 19 0 4038800699999 SUBENT 40388007 20140402 41634038800700001 BIB 5 6 4038800700002 REACTION (94-PU-239(N,F),PR,NU) 4038800700003 MONITOR (94-PU-239(N,F),PR,NU,,MXW) 4038800700004 MONIT-REF (,J.A.Harvey+,B,PR.NUC.EN.,1,1,1956) 4038800700005 STATUS (TABLE) Table of J,AE,4,(2),188,1958. 4038800700006 (DEP,40388004) Measured ratio in Subent 004. 4038800700007 HISTORY (20140402C) Subent was added. 4038800700008 ENDBIB 6 0 4038800700009 COMMON 3 3 4038800700010 MONIT MONIT-ERR EN-NRM 4038800700011 PRT/FIS PRT/FIS EV 4038800700012 2.91 0.06 0.0253 4038800700013 ENDCOMMON 3 0 4038800700014 DATA 3 2 4038800700015 EN DATA DATA-ERR 4038800700016 MEV PRT/FIS PRT/FIS 4038800700017 4. 3.43 0.11 4038800700018 15. 4.71 0.20 4038800700019 ENDDATA 4 0 4038800700020 ENDSUBENT 19 0 4038800799999 ENDENTRY 7 0 4038899999999