ENTRY 41361 20101220 41514136100000001 SUBENT 41361001 20101220 41514136100100001 BIB 14 35 4136100100002 TITLE Cross-Sections of Americium Isotopes Caused by Fast 4136100100003 Neutrons 4136100100004 AUTHOR (V.Ya.Golovnya, V.P.Bozhko, S.N.Oleynik, V.P.Shpakov, 4136100100005 V.A.Kalinin) 4136100100006 INSTITUTE (4UKRKFT) Golovnya, Bozhko, Oleynik 4136100100007 (4RUSRI ) Shpakov, Kalinin 4136100100008 REFERENCE ((S,ISINN-2,293,1994)=(S,JINR-E3-94-419,293,1994)) 4136100100009 REL-REF (M,,I.D.Alkhazov+,C,75KIEV,6,9,197506) 4136100100010 (M,,I.D.Alkhazov+,C,73KIEV,4,13,1973) 4136100100011 Exp. method. 4136100100012 FACILITY (CCW,4RUSRI ) Neutron Generator NG-200 4136100100013 METHOD (ASSOP) Method of time-correlated associated particles 4136100100014 (COINC) Alpha-FF coincidence 4136100100015 INC-SOURCE (D-T) Metal-tritium target, 2 microA deuteron beam. 4136100100016 INC-SPECT Neutron flux 10**8 n/(4*pi*sec) 4136100100017 DETECTOR (SIBAR) Silicon surface-barrier detector - for 4136100100018 associated particles detection 4136100100019 (FISCH) Methane-filled fission chamber - for fission 4136100100020 fragments detection 4136100100021 MONITOR .Absolute measurements 4136100100022 CORRECTION Corrections were made - 4136100100023 -For neutron flux attenuation - 1.9% 4136100100024 -For amplitude spectrum approximation - 2.0% 4136100100025 -For fragments absorption in sample - 1% 4136100100026 -For nonuniformity of active layer thickness - 0.5% 4136100100027 ERR-ANALYS (ERR-T) Total error 4136100100028 (ERR-1) Error of sample thickness 4136100100029 (ERR-2) Error of active layer thickness 4136100100030 (ERR-3) Error of neutron flux attenuation 4136100100031 (ERR-4) Error of amplitude flux approximation 4136100100032 HISTORY (20000329C) + + Compiled at the Center - CJD + + 4136100100033 (20000329U) Last checking has been done. 4136100100034 (20091030U) M.M. Reference S,ISINN-2,293,1994 was added4136100100035 (20101220U) Misprint in year of first reference was 4136100100036 corrected. 4136100100037 ENDBIB 35 0 4136100100038 COMMON 5 3 4136100100039 EN ERR-1 ERR-2 ERR-3 ERR-4 4136100100040 MEV PER-CENT PER-CENT PER-CENT PER-CENT 4136100100041 14.7 1. 3. 0.3 1. 4136100100042 ENDCOMMON 3 0 4136100100043 ENDSUBENT 42 0 4136100199999 SUBENT 41361002 20091030 41484136100200001 BIB 3 3 4136100200002 REACTION (95-AM-241(N,F),,SIG) 4136100200003 SAMPLE Americium oxide, thickness about 25 microgram/cm**2 4136100200004 STATUS (TABLE) Data from Text of S,ISINN-2,293,1994, page 297.4136100200005 ENDBIB 3 0 4136100200006 NOCOMMON 0 0 4136100200007 DATA 2 1 4136100200008 DATA ERR-T 4136100200009 B B 4136100200010 2.59 0.1 4136100200011 ENDDATA 3 0 4136100200012 ENDSUBENT 11 0 4136100299999 SUBENT 41361003 20091030 41484136100300001 BIB 3 4 4136100300002 REACTION (95-AM-243(N,F),,SIG) 4136100300003 SAMPLE Americium oxide, thickness about 20 microgram/cm**2, 4136100300004 Cm-244 admixture is 67% of total alpha-activity 4136100300005 STATUS (TABLE) Data from Text of S,ISINN-2,293,1994, page 297.4136100300006 ENDBIB 4 0 4136100300007 NOCOMMON 0 0 4136100300008 DATA 2 1 4136100300009 DATA ERR-T 4136100300010 B B 4136100300011 2.35 0.1 4136100300012 ENDDATA 3 0 4136100300013 ENDSUBENT 12 0 4136100399999 ENDENTRY 3 0 4136199999999