ENTRY 10812 20140413 14011081200000001 SUBENT 10812001 20140413 14011081200100001 BIB 11 29 1081200100002 INSTITUTE (1USARPI,1USABNL) 1081200100003 REFERENCE (J,NSE,70,150,197905) 1081200100004 ((J,YK,1978,(3/30),51,1978)= 1081200100005 (R,INDC(CCP)-134,51,1978)) (in English) Prelim. 1081200100006 cross sect. Sc and Fe. 1081200100007 (C,77NBS,,255,197703) - Prelim. cross sect. Sc and Fe. 1081200100008 AUTHOR (H.I.Liou,R.E.Chrien,R.C.Block,U.N.Singh) 1081200100009 TITLE The transmission of neutrons through Fe-56 at 24.37-keV1081200100010 FACILITY (LINAC,1USARPI) Gaerttner laboratory 1081200100011 SAMPLE (26-FE-56,ENR=0.9987) 3.219 by 3.849 by 68.58-cm in 1081200100012 size, 99.87% Fe-56, mass of 6.6204-kg. 1081200100013 METHOD (TOF) Time of flight with path length of 28.32+-0.05 1081200100014 meters. ARMCO natural iron filter, 20.32-cm thick, 1081200100015 used to reduce background. Boron-carbide filter used 1081200100016 to eliminate overlap low energy neutrons, lead filter 1081200100017 reduced soft x-rays. Two runs made- enriched Fe-56 1081200100018 sample cycled in and out of beam to determine cross 1081200100019 section, 0.0762-cm natural Fe sample used to determine1081200100020 neutron energy. 1081200100021 DETECTOR (NAICR) Boron-10 sodium iodide detector 1081200100022 CORRECTION Corrected for dead time, transmission of air displaced 1081200100023 by sample, and room background. Single level Breit- 1081200100024 Wigner formula used to account for contribution of 1081200100025 Cu-65 impurity. 1081200100026 ERR-ANALYS Cu-65 impurity is limiting factor for precision of data1081200100027 HISTORY (19790201C) 1081200100028 (20140413A) SD: Updated to new date formats,lower case.1081200100029 Corrections according last EXFOR rules and Dict. 1081200100030 Ref. YK,1978,(3/30),51 added. 1081200100031 ENDBIB 29 0 1081200100032 NOCOMMON 0 0 1081200100033 ENDSUBENT 32 0 1081200199999 SUBENT 10812002 20140413 14011081200200001 BIB 3 8 1081200200002 REACTION 1(26-FE-56(N,0),,EN) 1081200200003 2(26-FE-56(N,EL),,WID) 1081200200004 3(26-FE-56(N,G),,WID) 1081200200005 ERR-ANALYS (DATA-ERR) Quoted errors are subjective estimates 1081200200006 including systematic sources. Statistical errors 1081200200007 are 2-3 times smaller. 1081200200008 STATUS (DEP,10812003) 1081200200009 (TABLE) From the text of NSE,70,150,1979 1081200200010 ENDBIB 8 0 1081200200011 NOCOMMON 0 0 1081200200012 DATA 6 1 1081200200013 DATA 1DATA-ERR 1DATA 2DATA-ERR 2DATA 3DATA-ERR 31081200200014 KEV KEV KEV KEV EV EV 1081200200015 27.85 0.06 1.43 0.06 2. 1. 1081200200016 ENDDATA 3 0 1081200200017 ENDSUBENT 16 0 1081200299999 SUBENT 10812003 20140413 14011081200300001 BIB 3 4 1081200300002 REACTION (26-FE-56(N,TOT),,SIG) 1081200300003 ERR-ANALYS (EN-ERR) Internal error of energy values is 60-eV. 1081200300004 (ERR-S) Statistical error 1081200300005 STATUS (TABLE) Tbl. 3 from NSE,70,150,1979 1081200300006 ENDBIB 4 0 1081200300007 COMMON 1 3 1081200300008 EN-ERR 1081200300009 EV 1081200300010 60. 1081200300011 ENDCOMMON 3 0 1081200300012 DATA 3 28 1081200300013 EN DATA ERR-S 1081200300014 KEV MB MB 1081200300015 22.30 551.1 37.3 1081200300016 22.40 489.5 28.4 1081200300017 22.51 450.3 22.7 1081200300018 22.61 448.1 21.9 1081200300019 22.71 416.1 18.6 1081200300020 22.82 388.2 16.2 1081200300021 22.92 358.5 13.3 1081200300022 23.03 292.4 10.7 1081200300023 23.14 272.0 8.7 1081200300024 23.25 237.4 8.3 1081200300025 23.35 224.5 7.6 1081200300026 23.46 178.5 6.7 1081200300027 23.57 150.5 6.1 1081200300028 23.68 123.2 5.6 1081200300029 23.80 82.4 5.1 1081200300030 23.91 67.3 4.8 1081200300031 24.02 37.2 4.5 1081200300032 24.14 25.4 4.4 1081200300033 24.25 19.4 4.3 1081200300034 24.37 7.5 4.2 1081200300035 24.48 15.7 4.3 1081200300036 24.60 25.2 4.5 1081200300037 24.72 56.0 4.8 1081200300038 24.84 103.5 5.6 1081200300039 24.96 187.7 7.1 1081200300040 25.08 250.2 9.4 1081200300041 25.20 327.3 13.8 1081200300042 25.32 518.3 36.4 1081200300043 ENDDATA 30 0 1081200300044 ENDSUBENT 43 0 1081200399999 ENDENTRY 3 0 1081299999999