ENTRY 41636 20171212 41774163600000001 SUBENT 41636001 20171212 41774163600100001 BIB 12 31 4163600100002 TITLE Resonance integral for neutron capture by 244Pu . 4163600100003 INSTITUTE (4RUSRUS) No information 4163600100004 AUTHOR (A.A.Druzhinin, N.G.Krylov, A.A.L'vov, Yu.M.Odintsov, 4163600100005 V.L.Sumatokhin) 4163600100006 A.A.L'vov ( in SJA) = A.A.Lbov (in AE) 4163600100007 REFERENCE (J,AE,46,(6),414,1979) 4163600100008 (J,SJA,46,473,1979) 4163600100009 English translation of AE,46,(6),414,1979 4163600100010 FACILITY (REAC) 4163600100011 INC-SOURCE (REAC) 4163600100012 INC-SPECT Spectrum at reactor channel. 4163600100013 The neutron spectrum effective temperature 420+-035 K, 4163600100014 cadmium ratio Fth/Fepi 34+-2, Fepi ~ 1/(exp(0.95+-0.02)4163600100015 were measured by n,gamma reaction on 164Dy, 115Sn, 4163600100016 97Au, 63Cu, 23Na, 37Cl. 4163600100017 Thermal neutron fluence ~9.E+14 n/cm2, fast neutron 4163600100018 fluence (En>2.35 MeV) ~7E+13 n/cm2 were measured by 4163600100019 Ni-58(N,P) reaction . 4163600100020 MONITOR Au-197(N,G), Cu-63(N,G), Ni-58(N,P) were used as 4163600100021 monitors. 4163600100022 METHOD (ACTIV,CHSEP) Activation with and without Cd screen of 4163600100023 1mm thickness. 4163600100024 (COINC) Beta-gamma coincidence at Au activity 4163600100025 measurement with +-1. % error. 4163600100026 DETECTOR (GELI) 4163600100027 SAMPLE Pu-244 mass content 6% . Pu mass ~2mg. Thickness 4163600100028 < 0.5 mg/cm2. Placed in quartz cylinder ( 6mm diameter,4163600100029 100 mm high), placed in polyethylene container of inner4163600100030 diameter 100mm, 18 mm wall thickness. 4163600100031 Au foil of 4.4 mg/cm2 thickness. 4163600100032 HISTORY (20171228C) M.M. 4163600100033 ENDBIB 31 0 4163600100034 NOCOMMON 0 0 4163600100035 ENDSUBENT 34 0 4163600199999 SUBENT 41636002 20091127 41774163600200001 BIB 9 31 4163600200002 REACTION (94-PU-244(N,G)94-PU-245,,RI) 4163600200003 MONITOR (79-AU-197(N,G)79-AU-198,,RI) 4163600200004 1543.+-20. b with correction 1.096+-0.020 for neutron 4163600200005 spectrum deviation from 1/E low 4163600200006 DECAY-DATA (94-PU-245,,DG,327.,,DG,492.,,DG,560.,,DG,630.) 4163600200007 ASSUMED (ASSUM1,79-AU-197(N,G)79-AU-198,,SIG) 4163600200008 (ASSUM2,94-PU-244(N,G)94-PU-245,,SIG) 4163600200009 at 0.025 eV (2200 m/sec) before corrections . 4163600200010 REL-REF (R,,,R,IAEA-TECDOC-107,1970) Au-197 n,gamma CS 4163600200011 (R,,S.Mughabghab+,R,BNL-325,1973) V.1, 3rd edition . 4163600200012 And Book, V.M.Gorbachev+, Vzaimodeyctvie izlucheniy s 4163600200013 yadrami tyazhelykh elementov i delenie yader, Moscow, 4163600200014 Atomizdat, 1976 (Radiation interaction with heavy 4163600200015 elements and nuclei fission). 4163600200016 Pu-244 n,gamma CS 4163600200017 (A,,R.Schuman,R,WASH-1136,51,1969) 35+-4 b 4163600200018 (A,,S.Mughabghab+,R,BNL-325,1973) V.1, 3rd edition . 4163600200019 43+-4 b ( based on the value of R.Schuman (see previou4163600200020 REL-REF) and value of Druschel ( see below). 4163600200021 (A,,Druschel,R,ORNL-4706,55,1971) 4163600200022 CORRECTION -For deviation of CS ( ASSUM1/2) from 1/v low at 4163600200023 temperature 420 K (G-factor) - 1.012 for AU, 1, for Pu.4163600200024 -For Cd absorption of neutrons at energy range from 4163600200025 0.1 eV (epithermal energy boundary) to 0.68eV ( 1mm Cd 4163600200026 absorption boundary) - 1.059+-0.001 for Au, 1. for Pu. 4163600200027 -For epithermal self-shielding - 0.776+-0.005 for Au. 4163600200028 MISC-COL (MISC1) Experimentally measured Cd ratio for Au-197 4163600200029 (MISC2) Experimentally measured Cd ratio for Pu-244 4163600200030 ERR-ANALYS (DATA-ERR) Type of uncertainty is explained as "one 4163600200031 standard deviation for average value". 4163600200032 STATUS (TABLE) Table of AE,46,(6),414,1979 4163600200033 ENDBIB 31 0 4163600200034 COMMON 6 3 4163600200035 EN-MIN MONIT ASSUM1 ASSUM1-ERR ASSUM2 ASSUM2-ERR 4163600200036 EV B B B B B 4163600200037 0.1 1691. 98.6 0.3 1.7 0.1 4163600200038 ENDCOMMON 3 0 4163600200039 DATA 6 4 4163600200040 DATA DATA-ERR MISC1 MISC1-ERR MISC2 MISC2-ERR 4163600200041 B B NO-DIM NO-DIM NO-DIM NO-DIM 4163600200042 44.5 8.0 2.750 0.050 1.85 0.15 4163600200043 37.1 6.7 2.750 0.056 2.02 0.20 4163600200044 40.3 6.1 2.700 0.054 1.91 0.13 4163600200045 40. 3. 4163600200046 ENDDATA 6 0 4163600200047 ENDSUBENT 46 0 4163600299999 ENDENTRY 2 0 4163699999999