ENTRY 20706 20180111 22672070600000001 SUBENT 20706001 20180111 22672070600100001 BIB 15 69 2070600100002 INSTITUTE (2UK HAR) Nuclear physics division. 2070600100003 REFERENCE ((R,INDC(CCP)-134,90,1977)=(J,YK,,(3/30),90,1978)) 2070600100004 (in English) 2070600100005 (P,NEANDC(UK)-172,1976) 2070600100006 (P,NEANDC(UK)-162,1975) 2070600100007 (W,GAYTHER,1977) 2070600100008 AUTHOR (D.B.Gayther,M.S.Coates,G.D.James,M.C.Moxon,D.B.Syme, 2070600100009 B.W.Thomas,B.Thom) 2070600100010 TITLE Neutron capture and total cross-section measurements 2070600100011 on fast reactor structural materials 2070600100012 FACILITY (LINAC,2UK HAR) 45 MeV electron Linac with an electron 2070600100013 burst length of 150 ns and a repetition frequency of 2070600100014 192Hz for the capture experiment. 2070600100015 (SYNCY,2UK HAR) 160MeV synchrocyclotron (75Kiev) at 2070600100016 3-10ns pulse width for the total cross-section 2070600100017 experiment. 2070600100018 INC-SOURCE (EVAP) The synchrocyclotron protons were fired into 2070600100019 a thick tungsten target. The fast neutrons were 2070600100020 moderated in an adjacent volume of water 25mm in 2070600100021 thickness. 2070600100022 .For the Linac measurements a neutron booster source 2070600100023 was employed. See M.J.Poole and E.R.Wiblin,proc. 2070600100024 Second Conf. on Peaceful uses of Atomic Energy 14 2070600100025 (1958) 266. 2070600100026 REL-REF (O,20861001,D.B.Gayther+,R,AERE-PR/NP-25,24,1978) - 2070600100027 final results for Ni-58 and Ni-60. 2070600100028 (O,21389001,B.Thom+,C,77GEEL,,675,1977) - final 2070600100029 results for Ti-47. 2070600100030 (I,,M.J.Poole+,C,58GENEVA,14,266,1958) See INC-SOURCE 2070600100031 (I,,G.D.James+,C,75KIEV,4,3,1975) - 2070600100032 160MeV synchrocyclotron description 2070600100033 SAMPLE .The samples were based at 13m from the neutron 2070600100034 source in the total cross section experiment. 2070600100035 .The capture samples were placed inside the liquid 2070600100036 scintillator tank. 2070600100037 METHOD (TOF,TRN) Time-of-flight method, transmission 2070600100038 measurements. For specific details of the experiments,2070600100039 regarding detector calibration, background reduction, 2070600100040 beam filtering etc. See Gayther's private 2070600100041 communication. 2070600100042 DETECTOR (SCIN) NE110 plastic scintillator coupled to a low 2070600100043 noise photomultiplier (RCA type 4522) at flight 2070600100044 paths 50 and 100 m used in the total cross-section 2070600100045 measurement. 2070600100046 .A large liquid scintillator with an efficiency of 2070600100047 nearly 100% (230 l of NE211), viewed by 12 2070600100048 photomultipliers, was used in the capture measurement.2070600100049 A detailed description is given in Gayther's private 2070600100050 communication. It was placed at 97.5m flight path. 2070600100051 (MOXR) The Moxon-Rae detector was used at 32m flight 2070600100052 path in the low energy part of the capture 2070600100053 measurement. Its nominal TOF-resolution was 5 ns/m. 2070600100054 ANALYSIS (MLA) For both capture and total data. 2070600100055 (AREA) Additionally for transmission data. 2070600100056 MONITOR (3-LI-6(N,T)2-HE-4,,SIG) Normalization at low energies.2070600100057 (92-U-235(N,F),,SIG) Normalization at high energies. 2070600100058 .The total measurement was a transmission. 2070600100059 CORRECTION .For background. 2070600100060 ERR-ANALYS (DATA-ERR) .Relative uncertainties in liquid 2070600100061 scintillator efficiencies was 10%. 2070600100062 .Absolute uncertainty was larger but unspecified. 2070600100063 HISTORY (19770804C) 2070600100064 (19801125A) MONITOR and REACTIONs re-coded. 2070600100065 (20131210A) SD: Updated to new date formats,lower case.2070600100066 Corrections according last EXFOR rules and Dict. 2070600100067 Ref. on 77KIEV,197704 deleted. Ref.on R,YK-30,90,1978 2070600100068 -> YK,1978,(3/30),3,1978 corrected. 2070600100069 (20180111U) SD: YK,1978,(3/30), -> YK,,(3/30) according2070600100070 last EXFOR rules. 2070600100071 ENDBIB 69 0 2070600100072 COMMON 1 3 2070600100073 DATA-ERR 2070600100074 PER-CENT 2070600100075 10. 2070600100076 ENDCOMMON 3 0 2070600100077 ENDSUBENT 76 0 2070600199999 SUBENT 20706002 20131210 22382070600200001 BIB 3 5 2070600200002 REACTION 1(26-FE-56(N,EL),,WID) Elastic width. 2070600200003 2(26-FE-56(N,EL),,WID/RED) Reduced elastic width. 2070600200004 STATUS (TABLE) .Table in private communication. 2070600200005 Same data are given in Tbl.1 of INDC(CCP)-134,90 2070600200006 HISTORY (19801125A) Data recoded. 2070600200007 ENDBIB 5 0 2070600200008 COMMON 2 3 2070600200009 MOMENTUM L SPIN J 2070600200010 NO-DIM NO-DIM 2070600200011 0.0000E+00 5.0000E-01 2070600200012 ENDCOMMON 3 0 2070600200013 DATA 3 18 2070600200014 EN-RES DATA 1DATA 2 2070600200015 KEV KEV EV 2070600200016 2.7748E+01 1.3960E+00 8.3800E+00 2070600200017 7.3933E+01 6.1300E-01 2.2550E+00 2070600200018 8.3439E+01 1.1820E+00 4.2830E+00 2070600200019 1.2970E+02 5.5000E-01 1.5260E+00 2070600200020 1.4015E+02 2.6080E+00 6.9680E+00 2070600200021 1.6900E+02 9.2500E-01 2.2500E+00 2070600200022 1.8727E+02 3.2460E+00 7.5000E+00 2070600200023 2.2027E+02 1.2110E+00 2.5800E+00 2070600200024 2.4469E+02 4.5400E-01 9.1800E-01 2070600200025 2.7701E+02 2.3820E+00 4.5260E+00 2070600200026 3.1766E+02 6.1670E+00 1.0944E+01 2070600200027 3.3093E+02 3.6400E-01 6.3200E-01 2070600200028 3.5661E+02 2.1730E+00 3.6390E+00 2070600200029 3.6034E+02 6.0410E+00 1.0063E+01 2070600200030 3.8111E+02 1.0325E+01 1.6756E+01 2070600200031 4.0475E+02 2.3640E+00 3.7160E+00 2070600200032 4.3755E+02 1.2840E+00 1.9420E+00 2070600200033 4.6911E+02 2.1030E+00 3.0700E+00 2070600200034 ENDDATA 20 0 2070600200035 ENDSUBENT 34 0 2070600299999 ENDENTRY 2 0 2070699999999