ENTRY 41705 20200810 41904170500000001 SUBENT 41705001 20200810 41904170500100001 BIB 14 40 4170500100002 TITLE Long-range particles with Z >2 in ternary fission of 4170500100003 U235 by thermal neutrons 4170500100004 AUTHOR (V.N.Andreev, V.G.Nedopekin, V.I.Rogov) 4170500100005 REFERENCE (J,SNP,8,22,1969) Engl.translation of: 4170500100006 (J,YF,8,38,1968) 4170500100007 INSTITUTE (4RUSITE) 4170500100008 FACILITY (REAC,4RUSITE) Heavy water reactor. 4170500100009 INC-SOURCE (THCOL) 4170500100010 INC-SPECT Thermal neutrons. No other information in the article. 4170500100011 SAMPLE U(3)O(8) oxide thin sample and U metallic thick sample.4170500100012 DETECTOR (PROPC,IOCH) Two proportional multi-wire counters (9 4170500100013 and 8 mm thickness) placed next to each other and 4170500100014 chamber (10 cm thickness) with grid. 4170500100015 Filled with pure Ar at atmospheric pressure. 4170500100016 Energy calibration by alpha particles from Po-212, 4170500100017 Bi-212, Po-214 sources. Also calibrated by ions 4170500100018 Li-7, Be-9, B-11, C-12, N-14, O-16. 4170500100019 METHOD (COINC) He-4 were measured in 6-22 MeV energy range. 4170500100020 Measurement time: Li - 394 hr, Be - 407 hr, 4170500100021 B - 439 hr, C - 178 hr, N - 78 hr, 4170500100022 O - 3.5 and 4.5 days, F - 78 hr and 44 hr . 4170500100023 ANALYSIS TKE was taken as 167 MeV. 4170500100024 CORRECTION For energy loss with accuracy 5-10%. 4170500100025 ADD-RES . Energy spectra ( counts/(hr*MeV) )on Figs. 4170500100026 3 - Li (1296 counts), Be (3225 counts), 4170500100027 7 - Be-8 (33 counts), 4170500100028 8 - B (102 counts), C (957 counts) 4170500100029 . Spectra at the moment, when particle appeared, were 4170500100030 derived from measured spectra and were approximated as 4170500100031 N(E0)=A*exp(-E0/T), E0- energy at initial moment, 4170500100032 T for A=0.2 T for A=0.4 4170500100033 2-He-4 0.78+-0.04 MeV 1.74+-0.14 MeV 4170500100034 4-Be-10 0.66+-0.03 MeV 4170500100035 Li 0.62+-0.02 MeV 1.23+-0.08 MeV 4170500100036 Be 1.20+-0.04 MeV 4170500100037 B 0.79+-0.14 MeV 1.37+-0.21 MeV 4170500100038 C 0.69+-0.04 MeV 1.16+-0.06 MeV 4170500100039 Data are in Table II of Sov.Nucl.Phys.,v.8,p.22,1969, 4170500100040 and note on page 27 of Sov.Nucl.Phys.,v.8,p.22,194170500100041 HISTORY (20201021C) M.M. 4170500100042 ENDBIB 40 0 4170500100043 COMMON 1 3 4170500100044 EN-DUMMY 4170500100045 EV 4170500100046 0.0253 4170500100047 ENDCOMMON 3 0 4170500100048 ENDSUBENT 47 0 4170500199999 SUBENT 41705002 20200810 41904170500200001 BIB 5 6 4170500200002 REACTION (92-U-235(N,F)ELEM/MASS,TER/PAR,FY,,SPA) 4170500200003 EN-SEC (E-MIN,LCP) 4170500200004 MONITOR (92-U-235(N,F)2-HE-4,TER,FY) 4170500200005 ERR-ANALYS (DATA-ERR) Type of uncertainty is not explained in the 4170500200006 article. 4170500200007 STATUS (TABLE) Table III of Sov.Nucl.Phys.,v.8,p.22,1969 4170500200008 ENDBIB 6 0 4170500200009 COMMON 1 3 4170500200010 MONIT 4170500200011 PRT/FIS 4170500200012 2. E-3 4170500200013 ENDCOMMON 3 0 4170500200014 DATA 5 1 4170500200015 ELEMENT MASS E-MIN DATA DATA-ERR 4170500200016 NO-DIM NO-DIM MEV PRT/FIS PRT/FIS 4170500200017 4. 8. 15. 5. E-8 2. E-8 4170500200018 ENDDATA 3 0 4170500200019 ENDSUBENT 18 0 4170500299999 SUBENT 41705003 20200810 41904170500300001 BIB 4 5 4170500300002 REACTION (92-U-235(N,F)ELEM/MASS,TER,FY,,SPA) 4170500300003 MONITOR (92-U-235(N,F)2-HE-4,TER,FY) 4170500300004 ANALYSIS Contribution of low-energy was taken into account 4170500300005 STATUS (TABLE) Table III of Sov.Nucl.Phys.,v.8,p.22,1969 4170500300006 (DEP,41705002) Directly measured yield. 4170500300007 ENDBIB 5 0 4170500300008 COMMON 1 3 4170500300009 MONIT 4170500300010 PRT/FIS 4170500300011 2. E-3 4170500300012 ENDCOMMON 3 0 4170500300013 DATA 3 1 4170500300014 ELEMENT MASS DATA 2 4170500300015 NO-DIM NO-DIM PRT/FIS 4170500300016 4. 8. 1. E-7 4170500300017 ENDDATA 3 0 4170500300018 ENDSUBENT 17 0 4170500399999 SUBENT 41705004 20200810 41904170500400001 BIB 5 8 4170500400002 REACTION (92-U-235(N,F)ELEM,CHG/TER,FY,,SPA/MSC) 4170500400003 Directly measured data for LCP energy range ( see 4170500400004 energy in MISC) 4170500400005 MISC-COL (MISC) LCP minimal energy 4170500400006 MONITOR (92-U-235(N,F)2-HE-4,TER,FY) 4170500400007 ERR-ANALYS (DATA-ERR) Type of uncertainty is not explained in the 4170500400008 article. 4170500400009 STATUS (TABLE) Table III of Sov.Nucl.Phys.,v.8,p.22,1969 4170500400010 ENDBIB 8 0 4170500400011 COMMON 1 3 4170500400012 MONIT 4170500400013 PRT/FIS 4170500400014 2. E-3 4170500400015 ENDCOMMON 3 0 4170500400016 DATA 4 7 4170500400017 ELEMENT DATA DATA-ERR MISC 4170500400018 NO-DIM PRT/FIS PRT/FIS MEV 4170500400019 3. 1.33E-6 0.08E-6 11. 4170500400020 4. 4.13E-6 0.22E-6 15. 4170500400021 5. 1.0 E-7 0.2 E-7 20. 4170500400022 6. 1.9 E-6 0.1 E-6 29. 4170500400023 7. 8.9 E-8 2.0 E-8 33. 4170500400024 8. 6.1 E-7 1.2 E-7 40. 4170500400025 9. 2.1 E-8 0.7 E-8 47. 4170500400026 ENDDATA 9 0 4170500400027 ENDSUBENT 26 0 4170500499999 SUBENT 41705005 20200810 41904170500500001 BIB 4 5 4170500500002 REACTION (92-U-235(N,F)ELEM,CHG/TER,FY,,SPA) 4170500500003 MONITOR (92-U-235(N,F)2-HE-4,TER,FY) 4170500500004 ANALYSIS Contribution of low-energy was taken into account 4170500500005 STATUS (TABLE) Table III of Sov.Nucl.Phys.,v.8,p.22,1969 4170500500006 (DEP,41705004) directly measured yields. 4170500500007 ENDBIB 5 0 4170500500008 COMMON 1 3 4170500500009 MONIT 4170500500010 PRT/FIS 4170500500011 2. E-3 4170500500012 ENDCOMMON 3 0 4170500500013 DATA 3 7 4170500500014 ELEMENT DATA DATA-APRX 4170500500015 NO-DIM PRT/FIS PRT/FIS 4170500500016 3. 1.9 E-6 4170500500017 4. 6.8 E-6 4170500500018 5. 2. E-7 4170500500019 6. 1.0 E-5 4170500500020 7. 5. E-7 4170500500021 8. 1. E-5 4170500500022 9. 5. E-6 4170500500023 ENDDATA 9 0 4170500500024 ENDSUBENT 23 0 4170500599999 ENDENTRY 5 0 4170599999999