ENTRY 32245 20200907 31973224500000001 SUBENT 32245001 20200907 31973224500100001 BIB 13 51 3224500100002 TITLE Determination of the total neutron cross section for 3224500100003 natural hafnium on the filtered neutron beam with 2 keV3224500100004 energy 3224500100005 AUTHOR (O.O.Gritzay,A.K.Grymalo,V.A.Pshenychnyi) 3224500100006 INSTITUTE (4UKRIJD) 3224500100007 REFERENCE (J,YFE,18,287,2017) 3224500100008 #doi:10.15407/jnpae2017.03.287 3224500100009 (J,NP/A,996,121693,2020) 3224500100010 #doi:10.1016/j.nuclphysa.2020.121693 3224500100011 Data for 2 keV filter is the same as in the first ref. 3224500100012 Data for 54, 59 and 145 keV included in 32250. 3224500100013 FACILITY (REAC,4UKRIJD) Reactor WWR-M 3224500100014 INC-SOURCE (REAC) Neutron filters installed in horizontal channel 3224500100015 of the reactor. 3224500100016 INC-SPECT Filter 2 keV. Average energy of filtered neutron 3224500100017 (1.91 (+0.69,-0.86))keV (95% response function), 3224500100018 the filter components (g/cm2): Sc-110.59, Ni60-80.2, 3224500100019 Fe54-39.37, S-55.7, Co-26.7, 10B(85%)-0.2. 3224500100020 Purity of the filter - 99.6 %. Other additions to the 3224500100021 main neutron line were about: a line with the energy 3224500100022 26.7keV - 0.1%, 42.8keV - 0.15%, 49.0keV - 0.02%, 3224500100023 64.6keV - 0.13%. 3224500100024 METHOD (FNB,TRN) 3224500100025 DETECTOR (PROPC) The He-3 counter CHM-17 (diameter - 18 mm, 3224500100026 length - 500 mm, gas pressure - 7 atm). 3224500100027 SAMPLE Hafnium metal (the chemical composition of the metal 3224500100028 was: hafnium is not less than 99.26%, the mass 3224500100029 fraction of impurities - 0.74%, of which 0.62% 3224500100030 belongs to zirconium). A set of samples was made with 3224500100031 a diameter of 30.4 mm. In each series of measurements 3224500100032 was used set of metal hafnium samples with 3224500100033 thicknesses (in nuclei/b): 3224500100034 in the first serie 0.00427(4), 0.00473(4), 0.00785(4); 3224500100035 in the second serie 0.00236(4), 0.00427(4), 0.01257(4).3224500100036 CORRECTION Dead time correction, background correction 3224500100037 (polyethylene sample used). Correction on a 3224500100038 self-shielding effect (calculated by simulating an 3224500100039 experiment using the MCNP4C code based on ENDF/B-VI and3224500100040 CENDL-3.1). 3224500100041 ERR-ANALYS (DATA-ERR) Errors include statistical error of 3224500100042 the transmission measurements; meausurement errors of 3224500100043 dimension and weight of the sample. 3224500100044 The evaluated error values to the cross section 3224500100045 connected with the presence of additional lines at 3224500100046 the 26.7 keV energy is 0.035%, at 42.8 keV, 49.0 keV 3224500100047 and 64.6 keV lines are 0.145%, 0.017% and 0.125%, 3224500100048 respectively. So, the error to the cross section 3224500100049 connected with the presence of all additional lines 3224500100050 did not exceed 0.322%. 3224500100051 HISTORY (20200204C) UkrNDC 3224500100052 (20200907U) OG. Updated text in SUPPL-INF 3224500100053 ENDBIB 51 0 3224500100054 NOCOMMON 0 0 3224500100055 ENDSUBENT 54 0 3224500199999 SUBENT 32245002 20200527 31963224500200001 BIB 5 22 3224500200002 REACTION (72-HF-0(N,TOT),,SIG,,SPA) 3224500200003 ANALYSIS The mean value of the experimental unshielded total 3224500200004 cross section obtained from results with six hafnium 3224500200005 measurements using the resonance self-shielding factors3224500200006 calculated with the CENDL-3.1 library. 3224500200007 MISC-COL (MISC) The mean value of the experimental unshielded 3224500200008 total cross section obtained from results with six 3224500200009 hafnium measurements using the resonance self-shielding3224500200010 factors calculated with the ENDF/B-VI library. 3224500200011 ERR-ANALYS (DATA-ERR) Errors include statistical error of 3224500200012 the transmission measurements; measurement errors of 3224500200013 dimension and weight of the sample. 3224500200014 The evaluated error values to the cross section 3224500200015 connected with the presence of additional lines at 3224500200016 the 26.7 keV energy is 0.035%, at 42.8 keV, 49.0 keV 3224500200017 and 64.6 keV lines are 0.145%, 0.017% and 0.125%, 3224500200018 respectively. So, the error to the cross section 3224500200019 connected with the presence of all additional lines 3224500200020 did not exceed 0.322%. 3224500200021 STATUS (TABLE) Text on p.292 in Yad.Fiz. ta Energ.,18,287,20173224500200022 (SUPPL,32245003) Calculated neutron spectrum after 3224500200023 filter 2 keV 3224500200024 ENDBIB 22 0 3224500200025 NOCOMMON 0 0 3224500200026 DATA 6 1 3224500200027 EN-MIN EN-MAX DATA DATA-ERR MISC MISC-ERR 3224500200028 KEV KEV B B B B 3224500200029 1.056 2.604 24.71 0.19 23.75 0.29 3224500200030 ENDDATA 3 0 3224500200031 ENDSUBENT 30 0 3224500299999 SUBENT 32245003 20200907 31973224500300001 BIB 3 146 3224500300002 STATUS (TABLE) Correspond to Fig.2 3224500300003 in Yad. Fiz. ta Energ.,18,287,2017. 3224500300004 SUPPL-INF (INCSP) Neutron spectrum after the 2 keV filter, 3224500300005 calculated by the code Filter-7. 3224500300006 Col. 1: Incident neutron energy (keV) 3224500300007 Col. 2: Neutron flux (rel. units) 3224500300008 --------------------------- 3224500300009 .391258E+03 .474537E-06 3224500300010 .422300E+03 .979465E-06 3224500300011 .451876E+03 .170631E-05 3224500300012 .457734E+03 .120928E-05 3224500300013 .459022E+03 .113197E-06 3224500300014 .459173E+03 .449766E-07 3224500300015 .459350E+03 .133394E-07 3224500300016 .459439E+03 .586653E-08 3224500300017 .459560E+03 .195034E-08 3224500300018 .459701E+03 .453014E-09 3224500300019 .459954E+03 .813700E-10 3224500300020 .460055E+03 .375641E-10 3224500300021 .460156E+03 .192601E-10 3224500300022 .460358E+03 .801539E-11 3224500300023 .460539E+03 .639626E-11 3224500300024 .460782E+03 .122982E-10 3224500300025 .460863E+03 .200421E-10 3224500300026 .460943E+03 .388456E-10 3224500300027 .461044E+03 .106809E-09 3224500300028 .461145E+03 .726993E-09 3224500300029 .461549E+03 .887091E-08 3224500300030 .461693E+03 .193691E-07 3224500300031 .461897E+03 .637637E-07 3224500300032 .462167E+03 .232530E-06 3224500300033 .463529E+03 .166607E-05 3224500300034 .496363E+03 .490061E-05 3224500300035 .541145E+03 .973101E-05 3224500300036 .571172E+03 .152792E-04 3224500300037 .632878E+03 .326811E-04 3224500300038 .753567E+03 .102574E-03 3224500300039 .909196E+03 .321597E-03 3224500300040 .104532E+04 .606689E-03 3224500300041 .105686E+04 .428427E-03 3224500300042 .105832E+04 .569355E-04 3224500300043 .105870E+04 .143843E-04 3224500300044 .105896E+04 .271786E-05 3224500300045 .105945E+04 .620529E-06 3224500300046 .105977E+04 .232394E-06 3224500300047 .106022E+04 .113768E-06 3224500300048 .106031E+04 .111165E-06 3224500300049 .106069E+04 .173272E-06 3224500300050 .106089E+04 .322445E-06 3224500300051 .106115E+04 .105946E-05 3224500300052 .106130E+04 .318752E-05 3224500300053 .106183E+04 .151295E-04 3224500300054 .106224E+04 .499051E-04 3224500300055 .106309E+04 .276571E-03 3224500300056 .106548E+04 .612411E-03 3224500300057 .137866E+04 .187430E-02 3224500300058 .138408E+04 .128993E-02 3224500300059 .138574E+04 .820508E-03 3224500300060 .139054E+04 .192787E-02 3224500300061 .139757E+04 .198530E-02 3224500300062 .139757E+04 .201278E-02 3224500300063 .198916E+04 .407867E-02 3224500300064 .200489E+04 .407114E-02 3224500300065 .200892E+04 .407784E-02 3224500300066 .224621E+04 .275598E-02 3224500300067 .224888E+04 .105910E-02 3224500300068 .224971E+04 .196872E-03 3224500300069 .225008E+04 .473368E-04 3224500300070 .225032E+04 .147881E-04 3224500300071 .225040E+04 .852740E-05 3224500300072 .225051E+04 .433671E-05 3224500300073 .225063E+04 .208747E-05 3224500300074 .225074E+04 .936115E-06 3224500300075 .225086E+04 .378025E-06 3224500300076 .225099E+04 .121910E-06 3224500300077 .225117E+04 .265056E-07 3224500300078 .225145E+04 .217735E-08 3224500300079 .225179E+04 .173271E-09 3224500300080 .225198E+04 .448300E-10 3224500300081 .225216E+04 .157776E-10 3224500300082 .225228E+04 .778457E-11 3224500300083 .225240E+04 .427835E-11 3224500300084 .225265E+04 .187812E-11 3224500300085 .225290E+04 .143566E-11 3224500300086 .225323E+04 .252256E-11 3224500300087 .225334E+04 .379922E-11 3224500300088 .225345E+04 .659855E-11 3224500300089 .225356E+04 .144649E-10 3224500300090 .225369E+04 .421700E-10 3224500300091 .225384E+04 .158890E-09 3224500300092 .225401E+04 .138318E-07 3224500300093 .225479E+04 .255964E-06 3224500300094 .225495E+04 .705830E-06 3224500300095 .225509E+04 .162369E-05 3224500300096 .225523E+04 .324790E-05 3224500300097 .225543E+04 .105784E-04 3224500300098 .225562E+04 .241915E-04 3224500300099 .225592E+04 .919082E-04 3224500300100 .225632E+04 .340163E-03 3224500300101 .225882E+04 .255084E-02 3224500300102 .226965E+04 .327200E-02 3224500300103 .227384E+04 .295861E-02 3224500300104 .227384E+04 .292400E-02 3224500300105 .227651E+04 .129695E-02 3224500300106 .227706E+04 .121911E-02 3224500300107 .228287E+04 .326323E-02 3224500300108 .228511E+04 .327298E-02 3224500300109 .271088E+04 .364516E-03 3224500300110 .271282E+04 .110838E-03 3224500300111 .271477E+04 .570488E-04 3224500300112 .271571E+04 .766342E-04 3224500300113 .271995E+04 .412251E-03 3224500300114 .272095E+04 .422986E-03 3224500300115 .273202E+04 .278260E-03 3224500300116 .273431E+04 .368701E-04 3224500300117 .273479E+04 .109378E-04 3224500300118 .273576E+04 .359808E-05 3224500300119 .273637E+04 .187131E-05 3224500300120 .273694E+04 .159903E-05 3224500300121 .273770E+04 .289960E-05 3224500300122 .273809E+04 .597846E-05 3224500300123 .273947E+04 .466193E-04 3224500300124 .274061E+04 .157665E-03 3224500300125 .274360E+04 .326138E-03 3224500300126 .274462E+04 .327931E-03 3224500300127 .281991E+04 .108561E-03 3224500300128 .285677E+04 .436841E-04 3224500300129 .285885E+04 .548410E-05 3224500300130 .285946E+04 .791131E-06 3224500300131 .286033E+04 .191894E-06 3224500300132 .286101E+04 .799232E-07 3224500300133 .286144E+04 .683591E-07 3224500300134 .286202E+04 .113822E-06 3224500300135 .286234E+04 .201913E-06 3224500300136 .286251E+04 .317557E-06 3224500300137 .286372E+04 .375528E-05 3224500300138 .286463E+04 .142236E-04 3224500300139 .286732E+04 .432788E-04 3224500300140 .286860E+04 .444265E-04 3224500300141 .288877E+04 .230164E-04 3224500300142 .293039E+04 .763462E-05 3224500300143 .294216E+04 .418689E-05 3224500300144 .297054E+04 .124094E-05 3224500300145 .297744E+04 .833647E-06 3224500300146 .299100E+04 .563765E-06 3224500300147 HISTORY (20200527A) OG. 3224500300148 ENDBIB 146 0 3224500300149 NOCOMMON 0 0 3224500300150 NODATA 0 0 3224500300151 ENDSUBENT 150 0 3224500399999 ENDENTRY 3 0 3224599999999