ENTRY 22699 20131117 22382269900000001 SUBENT 22699001 20131117 22382269900100001 BIB 11 28 2269900100002 TITLE .Measurement of the 232Th neutron capture cross 2269900100003 section in the region 5 - 150 keV 2269900100004 AUTHOR (G.Lobo,F.Corvi,P.Schillebeeckx,N.Janeva, A.Brusegan, 2269900100005 P.Mutti) 2269900100006 INSTITUTE (2ZZZGEL) Lobo, Corvi, Schillebeckx, Brusegan, Mutti 2269900100007 (3BULBLA) Janeva 2269900100008 REFERENCE (J,NSTS,2,(1),429,200208) Main Reference. Experimental 2269900100009 Procedure. No data 2269900100010 FACILITY (LINAC,2ZZZGEL) GELINA, Electron burst width 1 nanosec,2269900100011 repetition rate 800 Hz, average electron current 2269900100012 70 micro-A, electron average energy 100 MeV 2269900100013 REL-REF (I,,A.Bensussan+,J,NIM,155,11,1978) Details of 2269900100014 GELINA Complex Operation 2269900100015 METHOD (TOF) Flight base is 14.37 m 2269900100016 DETECTOR (STANK) Pair of C6D6 liquid scintillation counters 2269900100017 having 10 cm diameter and 7.5 cm height 2269900100018 (BF3) For neutron intensity monitoring 2269900100019 (IOCH) Ionization chamber placed at 80 cm before 2269900100020 the thorium sample - for neutron flux measurement 2269900100021 CORRECTION .Corrections were made for multiple scattering, self- 2269900100022 shielding effect, resolution and Doppler broadening 2269900100023 corrections were made for gamma-ray background, too. 2269900100024 For this purpose extensive measurements were made 2269900100025 with lead scattering sample imitating 232Th 2269900100026 MONITOR (5-B-10(N,A)3-LI-7,,SIG) 2269900100027 HISTORY (20030413C) J.O.S. 2269900100028 (20040328U) .Corrected SAN 002 2269900100029 (20131117U) SD: Ref. on Conf. abstract deleted. 2269900100030 ENDBIB 28 0 2269900100031 NOCOMMON 0 0 2269900100032 ENDSUBENT 31 0 2269900199999 SUBENT 22699002 20040328 00002269900200001 BIB 7 10 2269900200002 REACTION (90-TH-232(N,G)90-TH-233,,SIG,,AV) Averaged Over 2269900200003 Energy Interval Given in the Data Section 2269900200004 ASSUMED (ASSUM1,90-TH-232(N,0),,EN) 2269900200005 (ASSUM2,90-TH-232(N,0),,EN) 2269900200006 ANALYSIS (RFN) 2269900200007 SAMPLE .Metallic Disk 8 Cm Diam, 0.5 mm Thick = 1.588E-3 at/B 2269900200008 STATUS (APRVD) Delivered by Authors. Lobo, 2003-03-26 2269900200009 ERR-ANALYS (DATA-ERR) Several Error Constituents are Taken 2269900200010 Into Account 2269900200011 HISTORY (20040328U) REACTION SF7 DELETED 2269900200012 ENDBIB 10 0 2269900200013 COMMON 2 3 2269900200014 ASSUM1 ASSUM2 2269900200015 EV EV 2269900200016 21.8 23.5 2269900200017 ENDCOMMON 3 0 2269900200018 DATA 4 17 2269900200019 EN-MIN EN-MAX DATA DATA-ERR 2269900200020 EV EV MB MB 2269900200021 500. 7500. 983.143 29.494 2269900200022 7500. 10000. 865.917 25.977 2269900200023 10000. 12500. 789.741 23.692 2269900200024 12500. 15000. 722.040 21.661 2269900200025 15000. 20000. 641.401 19.242 2269900200026 20000. 25000. 608.785 18.263 2269900200027 25000. 30000. 544.397 16.331 2269900200028 30000. 40000. 512.527 15.375 2269900200029 40000. 50000. 463.850 13.915 2269900200030 50000. 60000. 395.093 11.852 2269900200031 60000. 80000. 356.342 10.690 2269900200032 80000. 100000. 269.108 8.073 2269900200033 100000. 120000. 222.986 6.689 2269900200034 120000. 150000. 213.197 6.395 2269900200035 150000. 175000. 204.876 6.146 2269900200036 175000. 200000. 183.726 5.511 2269900200037 200000. 225000. 132.897 3.986 2269900200038 ENDDATA 19 0 2269900200039 ENDSUBENT 38 0 2269900299999 ENDENTRY 2 0 2269999999999