ENTRY 40077 20121121 41594007700000001 SUBENT 40077001 20121121 41594007700100001 BIB 11 27 4007700100002 INSTITUTE (4RUSKUR) 4007700100003 REFERENCE (J,YF,3,(3),479,196603) 4007700100004 (J,SNP,3,348,196609) English translation of Sov.journal4007700100005 Yadernaya Fizika 4007700100006 AUTHOR (P.E.Vorotnikov, S.M.Dubrovina, G.A.Otroshenko, 4007700100007 V.A.Shigin) 4007700100008 TITLE Channel analysis of Pu-238 neutron fission 4007700100009 FACILITY (VDG) Van De Graaff Accelerator 4007700100010 INC-SOURCE (P-T,P-LI7) Proton-tritium and proton-lithium-7 4007700100011 reactions . Solid targets of 3mm diameter. 4007700100012 SAMPLE Pu-238 layer with thickness 1 mg/cm**2 and 5 mm 4007700100013 diameter applied to platinum foil 0.1 mm thickness. 4007700100014 Measured by alpha-spectrometry analysis of sample was 4007700100015 used to define weight of admixtures : 4007700100016 Pu-239 < 7.E-4, Pu-240 < 2.E-4, Am-241 < 5.E-5, 4007700100017 Am-242 < 1.5E-5, Cm-242 < 1.E-9, Cm-244 < 1.E-3, 4007700100018 U-234 < 1.% . 4007700100019 METHOD (FISCT) Direct detection of fission fragments . 4007700100020 DETECTOR (FISCH) Ionization chambers. 4007700100021 Fission fragments were detected by 4 ionization 4007700100022 chambers at 0,30,60 and 90 degrees simultaneously . 4007700100023 (LONGC) Two long counters - for neutron beam. 4007700100024 PART-DET (FF) Fission fragments 4007700100025 HISTORY (19671019R) 4007700100026 (20101021A) M.M. Data of all Subents were restored from4007700100027 trans 4007 . BIB information was added. 4007700100028 (20121121A) Flag was added in Subent 002. 4007700100029 ENDBIB 27 0 4007700100030 NOCOMMON 0 0 4007700100031 ENDSUBENT 30 0 4007700199999 SUBENT 40077002 20121121 41594007700200001 BIB 6 16 4007700200002 REACTION (94-PU-238(N,F),,SIG) 4007700200003 MONITOR (94-PU-238(N,F),,SIG) 4007700200004 Normalized to absolute measurement at 4007700200005 720 keV. 4007700200006 CORRECTION Corrections were applied for : 4007700200007 -anisotropy of fission, 4007700200008 -spontaneous fission of Pu-238, 4007700200009 -energy and angular resolution of incident neutrons, 4007700200010 -room background < 2% and background from target, 4007700200011 -neutron scattering by ionization chamber 3-5%. 4007700200012 ERR-ANALYS (DATA-ERR) Normalization error was not included. 4007700200013 (ERR-1) Error of normalization. 4007700200014 STATUS (TABLE) Data from private communication . 4007700200015 Data are given on Fig.3 of J,YF,3,(3),479,1966. 4007700200016 FLAG (1.) At EN=200 keV two data points are given on Fig.3. 4007700200017 (2.) At EN=350 keV this point is absent on Fig.3 . 4007700200018 ENDBIB 16 0 4007700200019 COMMON 2 3 4007700200020 ERR-1 EN-NRM 4007700200021 PER-CENT KEV 4007700200022 14. 720. 4007700200023 ENDCOMMON 3 0 4007700200024 DATA 5 30 4007700200025 EN EN-ERR DATA DATA-ERR FLAG 4007700200026 KEV KEV B B NO-DIM 4007700200027 50. 27. 1.14 0.06 4007700200028 100. 24. 0.86 0.03 4007700200029 150. 24. 0.90 0.03 4007700200030 200. 25. 1.10 0.04 4007700200031 200. 25. 0.94 0.04 1. 4007700200032 250. 28. 1.02 0.04 4007700200033 300. 30. 1.20 0.03 4007700200034 350. 30. 1.14 0.04 4007700200035 350. 30. 1.31 0.03 2. 4007700200036 355. 30. 1.23 0.03 4007700200037 405. 30. 1.69 0.04 4007700200038 460. 30. 1.90 0.04 4007700200039 475. 32. 1.93 0.02 4007700200040 505. 30. 1.95 0.04 4007700200041 570. 29. 2.08 0.05 4007700200042 590. 32. 2.14 0.03 4007700200043 615. 29. 2.24 0.05 4007700200044 680. 28. 2.47 0.05 4007700200045 720. 28. 2.38 0.04 4007700200046 785. 27. 2.69 0.06 4007700200047 840. 27. 2.62 0.03 4007700200048 895. 27. 2.68 0.06 4007700200049 940. 26. 2.56 0.06 4007700200050 1005. 26. 2.83 0.06 4007700200051 1055. 25. 2.79 0.06 4007700200052 1115. 24. 2.82 0.06 4007700200053 1170. 24. 2.57 0.06 4007700200054 1230. 26. 2.82 0.06 4007700200055 1285. 26. 2.79 0.06 4007700200056 1400. 26. 2.77 0.19 4007700200057 ENDDATA 32 0 4007700200058 ENDSUBENT 57 0 4007700299999 SUBENT 40077003 20101021 41514007700300001 BIB 4 6 4007700300002 REACTION (94-PU-238(N,F),,DA,FF,RSD) 4007700300003 CORRECTION Corrections were applied for: 4007700300004 -energy and angular resolution 4007700300005 -room background and background from target. 4007700300006 ERR-ANALYS (DATA-ERR) No information available 4007700300007 STATUS (TABLE) Data from private communication . 4007700300008 ENDBIB 6 0 4007700300009 COMMON 2 3 4007700300010 ANG ANG-RSL 4007700300011 ADEG ADEG 4007700300012 12. 12. 4007700300013 ENDCOMMON 3 0 4007700300014 DATA 4 23 4007700300015 EN EN-ERR DATA DATA-ERR 4007700300016 KEV KEV NO-DIM NO-DIM 4007700300017 100. 24. 0.88 0.02 4007700300018 200. 27. 0.95 0.04 4007700300019 250. 27. 0.94 0.04 4007700300020 300. 30. 0.97 0.03 4007700300021 419. 30. 1.04 0.03 4007700300022 480. 31. 1.07 0.03 4007700300023 546. 28. 1.07 0.03 4007700300024 585. 30. 1.13 0.04 4007700300025 600. 27. 1.08 0.05 4007700300026 630. 27. 1.20 0.05 4007700300027 670. 27. 1.19 0.03 4007700300028 700. 27. 1.21 0.03 4007700300029 737. 27. 1.17 0.03 4007700300030 800. 26. 1.21 0.04 4007700300031 847. 26. 1.13 0.04 4007700300032 900. 25. 1.12 0.04 4007700300033 958. 25. 1.12 0.03 4007700300034 1070. 25. 1.11 0.03 4007700300035 1150. 25. 1.08 0.04 4007700300036 1200. 25. 1.05 0.04 4007700300037 1300. 25. 1.04 0.04 4007700300038 1400. 27. 1.07 0.04 4007700300039 1500. 26. 1.15 0.05 4007700300040 ENDDATA 25 0 4007700300041 ENDSUBENT 40 0 4007700399999 SUBENT 40077004 20101021 41514007700400001 BIB 4 6 4007700400002 REACTION (94-PU-238(N,F),,DA,FF,RSD) 4007700400003 CORRECTION Corrections were applied for: 4007700400004 -energy and angular resolution, 4007700400005 -room background and background from target . 4007700400006 ERR-ANALYS (DATA-ERR) No information available 4007700400007 STATUS (TABLE) Data from private communication . 4007700400008 ENDBIB 6 0 4007700400009 COMMON 2 3 4007700400010 ANG ANG-RSL 4007700400011 ADEG ADEG 4007700400012 31. 12. 4007700400013 ENDCOMMON 3 0 4007700400014 DATA 4 23 4007700400015 EN EN-ERR DATA DATA-ERR 4007700400016 KEV KEV NO-DIM NO-DIM 4007700400017 100. 24. 0.91 0.03 4007700400018 200. 27. 1.00 0.04 4007700400019 250. 27. 0.95 0.05 4007700400020 300. 30. 0.92 0.04 4007700400021 419. 30. 1.01 0.04 4007700400022 480. 31. 1.05 0.04 4007700400023 546. 28. 1.09 0.04 4007700400024 585. 30. 1.08 0.04 4007700400025 600. 27. 1.02 0.05 4007700400026 630. 27. 1.08 0.05 4007700400027 670. 27. 1.17 0.04 4007700400028 700. 27. 1.18 0.04 4007700400029 737. 27. 1.20 0.04 4007700400030 800. 26. 1.13 0.05 4007700400031 847. 26. 1.13 0.04 4007700400032 900. 25. 1.14 0.04 4007700400033 958. 25. 1.11 0.04 4007700400034 1070. 25. 1.14 0.03 4007700400035 1150. 25. 1.15 0.04 4007700400036 1200. 25. 1.10 0.04 4007700400037 1300. 25. 1.18 0.04 4007700400038 1400. 27. 1.14 0.05 4007700400039 1500. 26. 1.28 0.05 4007700400040 ENDDATA 25 0 4007700400041 ENDSUBENT 40 0 4007700499999 SUBENT 40077005 20101021 41514007700500001 BIB 4 6 4007700500002 REACTION (94-PU-238(N,F),,DA,FF,RSD) 4007700500003 CORRECTION Corrections were applied for: 4007700500004 -energy and angular resolution, 4007700500005 -room background and background from target. 4007700500006 ERR-ANALYS (DATA-ERR) No information available 4007700500007 STATUS (TABLE) Data from private communication . 4007700500008 ENDBIB 6 0 4007700500009 COMMON 2 3 4007700500010 ANG ANG-RSL 4007700500011 ADEG ADEG 4007700500012 60. 12. 4007700500013 ENDCOMMON 3 0 4007700500014 DATA 4 23 4007700500015 EN EN-ERR DATA DATA-ERR 4007700500016 KEV KEV NO-DIM NO-DIM 4007700500017 100. 24. 0.98 0.03 4007700500018 200. 27. 1.01 0.04 4007700500019 250. 27. 0.95 0.05 4007700500020 300. 30. 0.97 0.04 4007700500021 419. 30. 1.00 0.04 4007700500022 480. 31. 1.01 0.04 4007700500023 546. 28. 1.03 0.04 4007700500024 585. 30. 1.02 0.05 4007700500025 600. 27. 0.99 0.06 4007700500026 630. 27. 1.04 0.05 4007700500027 670. 27. 1.01 0.04 4007700500028 700. 27. 1.05 0.04 4007700500029 737. 27. 1.04 0.04 4007700500030 800. 26. 1.05 0.05 4007700500031 847. 26. 1.00 0.05 4007700500032 900. 25. 1.03 0.05 4007700500033 958. 25. 1.02 0.04 4007700500034 1070. 25. 1.03 0.04 4007700500035 1150. 25. 1.02 0.05 4007700500036 1200. 25. 0.97 0.05 4007700500037 1300. 25. 0.96 0.05 4007700500038 1400. 27. 1.00 0.05 4007700500039 1500. 26. 1.09 0.06 4007700500040 ENDDATA 25 0 4007700500041 ENDSUBENT 40 0 4007700599999 ENDENTRY 5 0 4007799999999