ENTRY 40961 20151218 41734096100000001 SUBENT 40961001 20151218 41734096100100001 BIB 16 72 4096100100002 INSTITUTE (4ZZZDUB,4UKRIJD) 4096100100003 REFERENCE (J,YF,48,(1),20,1988) Data table is given 4096100100004 (J,SNP,48,12,1988) 4096100100005 Engl.translation of YF,48,(1),20,1988 4096100100006 (R,JINR-P3-568-88,1988) Preliminary Publication 4096100100007 (R,JINR-P15-87-530,1987) 4096100100008 Nd-143,Sm-147 preliminary publication. The same data. 4096100100009 AUTHOR (Yu.Andzheevski,V.P.Vertebnyi,Vo Kim Tkhan, 4096100100010 V.A.Vtyurin,A.L.Kirilyuk,Yu.P.Popov) 4096100100011 TITLE Investigation of partial cross-sections of (N,ALPHA) 4096100100012 reactions iN ND-143, SM-147,and SM-149 by means of 4096100100013 filtered neutron beams 4096100100014 FACILITY (REAC,4UKRIJD) Reactor WWR-M 4096100100015 METHOD (FNB) -High purity scandium distillate(disks of 20-25mm4096100100016 thickness each in form of cone): 4096100100017 Sc-1 - 48 to 25 mm diameter,Sc(960mm)+B(0.24g/cm2) 4096100100018 for 2.0+-0.65 keV neutrons of 5.E+6 n/sec/cm2, 4096100100019 fast neutrons 24%. 4096100100020 Sc-2 - 48 to 27 mm diameter, Sc(850mm)+Al(60mm)+ 4096100100021 Co(30mm)+V(6.5mm)+Ti(2mm) for 2.0+-0.80 keV neutrons 4096100100022 of 3.E+6 n/sec/cm2, fast neutrons 7.4%. 4096100100023 Fe - Fe(300mm)+Al(400mm)+S(70mm)+B(0.164g/cm2) of 44 to4096100100024 40 mm diameter for 24.5+-2.0 keV neutrons of 4096100100025 5.E+5 n/sec/cm2, fast neutrons 2%. 4096100100026 Si - Single-crystal silicon of 114 cm thickness + 4096100100027 Ti(15mm)+B(0.2 g/cm2) for 144+-20 keV neutrons of 4096100100028 ~10E+7 n/sec/cm2, fast neutrons < 1%. 4096100100029 (TOF) For neutron spectra measurement. 4096100100030 (TRN) For background measurement using He-3 detector. 4096100100031 DETECTOR (IOCH) Gridded cylindrical ionization chamber filled 4096100100032 with Ar and methane to pressure 2.5 atm (7-8% CH4) for 4096100100033 alpha spectra measurement. 4096100100034 Alpha spectrometer shielded by Cd of 1 mm thickness 4096100100035 and by borated polyethylene blocks of 80 mm thickness 4096100100036 - against background. 4096100100037 (HE3SP) He-3 detector for background measurement by 4096100100038 filters transmission method. 4096100100039 MONITOR (3-LI-6(N,T)2-HE-4,,SIG) 4096100100040 MONIT-REF (,B.I.Garber+,R,BNL-325,2,1976) 4096100100041 Neutron Cross Section, III, Ed. V2, BNL-325,1976 . 4096100100042 SAMPLE 6LiF sample of 3.65 % Li-6 content, 0.10+-0.01 mg/cm2 4096100100043 thickness . 4096100100044 CORRECTION For background: 4096100100045 Background distortion coefficient was determined by 4096100100046 two methods: 4096100100047 - measurement of ratio of background counting rates in 4096100100048 identical windows 6.4-7.5 and 10.5-11.5 MeV, where 4096100100049 there is no effect: 4096100100050 Time of measurement, hours 4096100100051 En,keV Nd-143 Sm-147 Sm-149 Li6F 4096100100052 2. Effect 101 117 200 1 4096100100053 Background 36 44 70 1 4096100100054 24.5 Effect 116 115 - 0.5 4096100100055 Background 53 62 - 0.5 4096100100056 144. Effect 57 168 - 2 4096100100057 Background 22 64 - 2 4096100100058 This measurement result was in good agreement with 4096100100059 - background measurement by He-3 detector. 4096100100060 ANALYSIS Alpha spectrum peak areas were analyzed. 4096100100061 ERR-ANALYS (DATA-ERR) Includes stat.error, uncertainty in sample 4096100100062 thickness, error in separation of alpha-transition 4096100100063 areas. 4096100100064 ADD-RES Table IV of SNP,48,12,1988 - spectroscopic factors4096100100065 of alpha-particle strength function. 4096100100066 STATUS Data are taken from the first reference 4096100100067 HISTORY (19890731C) Compiled at the centre - CJD 4096100100068 (20010315A) Date is corrected 4096100100069 (20151210A) M.M. Ref. JINR-P15-87-540,1987 was added. 4096100100070 Articles were checked, BIB information was updated in 4096100100071 SAMPLE,STATUS,AUTHOR,TITLE. 4096100100072 METHOD,DETECTOR,CORRECTION,MONIT-REF,ANALYSIS were 4096100100073 added. 4096100100074 ENDBIB 72 0 4096100100075 NOCOMMON 0 0 4096100100076 ENDSUBENT 75 0 4096100199999 SUBENT 40961002 20151218 41734096100200001 BIB 5 7 4096100200002 REACTION (60-ND-143(N,A)58-CE-140,PAR,SIG) Cross-section for 4096100200003 particular alpha-level formation 4096100200004 EN-SEC (E-LVL,58-CE-140) 4096100200005 SAMPLE Oxide Nd2-03, ND-143 content is 95.% , 4096100200006 thickness 0.50+-0.05 milligram/cm2 4096100200007 STATUS (TABLE) Table III of SNP,48,12,1988 4096100200008 HISTORY (20151218U) M.M. LVL-NUMB=0 -> E-LVL=0.keV . 4096100200009 ENDBIB 7 0 4096100200010 COMMON 1 3 4096100200011 E-LVL 4096100200012 KEV 4096100200013 0. 4096100200014 ENDCOMMON 3 0 4096100200015 DATA 4 3 4096100200016 EN EN-RSL-FW DATA DATA-ERR 4096100200017 KEV KEV B B 4096100200018 2. .65 4.22E-05 4.3E-06 4096100200019 24.5 2. 1.5 E-05 4. E-06 4096100200020 144. 20. 6.6 E-06 1.2E-06 4096100200021 ENDDATA 5 0 4096100200022 ENDSUBENT 21 0 4096100299999 SUBENT 40961003 20151218 41734096100300001 BIB 4 6 4096100300002 REACTION (62-SM-147(N,A)60-ND-144,PAR,SIG) Cross-section for 4096100300003 particular alpha-level of the resid-nuc 4096100300004 EN-SEC (LVL-NUMB,60-ND-144) 4096100300005 SAMPLE Oxide Sm2-03, Sm-147 content is 95.3 % , 4096100300006 thickness 0.22 +- 0.01 milligram/cm2 4096100300007 STATUS (TABLE) Table III of SNP,48,12,1988 4096100300008 ENDBIB 6 0 4096100300009 NOCOMMON 0 0 4096100300010 DATA 5 7 4096100300011 EN EN-RSL LVL-NUMB DATA DATA-ERR 4096100300012 KEV KEV NO-DIM B B 4096100300013 2. .65 0. 1.302E-04 1.32E-05 4096100300014 2. .65 1. 7.96-05 9.2E-06 4096100300015 2. .65 2. 1.34E-05 2.8 E-06 4096100300016 24.5 2. 0. 2.6E-05 6.E-06 4096100300017 24.5 2. 1. 1.6E-05 4. E-06 4096100300018 144. 20. 0. 1.28 E-05 3.3E-06 4096100300019 144. 20. 1. 8.9E-06 2.4E-04 4096100300020 ENDDATA 9 0 4096100300021 ENDSUBENT 20 0 4096100399999 SUBENT 40961004 20151218 41734096100400001 BIB 3 5 4096100400002 REACTION (62-SM-147(N,A)60-ND-144,,SIG) Cross-section which 4096100400003 is summarized over all levels 4096100400004 SAMPLE Oxide Sm2-03, Sm-147 content is 95.3 %, 4096100400005 thickness is 0.22+-0.01 milligram/cm2 4096100400006 STATUS (TABLE) Table III of SNP,48,12,1988 4096100400007 ENDBIB 5 0 4096100400008 NOCOMMON 0 0 4096100400009 DATA 4 3 4096100400010 EN EN-RSL DATA DATA-ERR 4096100400011 KEV KEV B B 4096100400012 2.0 0.65 2.31E-04 2.4E-05 4096100400013 24.5 2. 4.8 E-05 1.2E-05 4096100400014 144. 20. 2.45E-05 5.6E-06 4096100400015 ENDDATA 5 0 4096100400016 ENDSUBENT 15 0 4096100499999 SUBENT 40961005 20151218 41734096100500001 BIB 4 6 4096100500002 REACTION (62-SM-149(N,A)60-ND-146,PAR,SIG) Cross-section for 4096100500003 particular alpha-level formation 4096100500004 EN-SEC (LVL-NUMB,60-ND-146) 4096100500005 SAMPLE Oxide Sm2-03, Sm-149 content is 96.6 % , 4096100500006 thickness is 0.26 +-0.02 milligram/cm2 4096100500007 STATUS (TABLE) Table III of SNP,48,12,1988 4096100500008 ENDBIB 6 0 4096100500009 COMMON 2 3 4096100500010 EN EN-RSL 4096100500011 KEV KEV 4096100500012 2. .65 4096100500013 ENDCOMMON 3 0 4096100500014 DATA 3 2 4096100500015 LVL-NUMB DATA DATA-ERR 4096100500016 NO-DIM B B 4096100500017 0. 9.3E-06 1.8E-06 4096100500018 1. 8.4E-06 2.3E-06 4096100500019 ENDDATA 4 0 4096100500020 ENDSUBENT 19 0 4096100599999 SUBENT 40961006 20151218 41734096100600001 BIB 3 5 4096100600002 REACTION (62-SM-149(N,A)60-ND-146,,SIG) Cross-section 4096100600003 is summarized over all levels 4096100600004 SAMPLE Oxide Sm2-O3, Sm-149 content is 96.6 percent, 4096100600005 thickness is 0.26+-0.02 milligram/cm2 4096100600006 STATUS (TABLE) Table III of SNP,48,12,1988 4096100600007 ENDBIB 5 0 4096100600008 NOCOMMON 0 0 4096100600009 DATA 4 1 4096100600010 EN EN-RSL DATA DATA-ERR 4096100600011 KEV KEV B B 4096100600012 2. .65 1.79 E-05 3.6E-06 4096100600013 ENDDATA 3 0 4096100600014 ENDSUBENT 13 0 4096100699999 SUBENT 40961007 20151218 41734096100700001 BIB 4 6 4096100700002 REACTION (62-SM-147(N,A)60-ND-144,PAR,SIG) CS of the particular 4096100700003 alpha-level of the residual nucleus 4096100700004 SAMPLE Oxide Sm2-03, Sm-147 content is 95.3 %, 4096100700005 thickness is 0.22+-0.01 milligram/cm2 4096100700006 EN-SEC (LVL-NUMB,60-ND-144) 4096100700007 STATUS (TABLE) Table III of SNP,48,12,1988 4096100700008 ENDBIB 6 0 4096100700009 NOCOMMON 0 0 4096100700010 DATA 5 1 4096100700011 EN EN-RSL LVL-NUMB LVL-NUMB DATA-MAX 4096100700012 KEV KEV NO-DIM NO-DIM B 4096100700013 2. .65 3. 4. 3.6E-06 4096100700014 ENDDATA 3 0 4096100700015 ENDSUBENT 14 0 4096100799999 ENDENTRY 7 0 4096199999999