ENTRY 22478 20180830 227022478 0 1 SUBENT 22478001 20180830 227022478 1 1 BIB 19 60 22478 1 2 TITLE .(n,alpha) reaction cross sections of 44Ca, 45Sc, 22478 1 3 and 51V nuclei from 13.6 to 14.9 MeV 22478 1 4 AUTHOR (M.Subasi,M.N.Erduran,M.Bostan,I.A.Reyhancan, 22478 1 5 E.Gueltekin,G.Tarcan,Y.Ozbir,A.Durusoy) 22478 1 6 INSTITUTE (2TUKCNA) Subasi, Gueltekin, Ozbir, Bostan, Erduran, 22478 1 7 Tarkan, Reyhancan 22478 1 8 (2TUKYTU) Durusoy 22478 1 9 REFERENCE (J,NSE,130,254,1998) Main Reference 22478 1 10 REL-REF (N,22474001,M.Subasi+,J,NSE,122,423,1996) Experimental22478 1 11 Details 22478 1 12 METHOD (ACTIV) Activation 22478 1 13 (STTA) Stack target sample with aluminum backings 22478 1 14 in front and at the rear of the ample 22478 1 15 PART-DET (G) 22478 1 16 DETECTOR (HPGE) Coaxial detector 'Canberra', volume 82 cm3 with 22478 1 17 1.79 keV full width at half-maximum at 1333 keV 22478 1 18 gamma-energy 22478 1 19 FACILITY (VDG,2TUKCNA) Neutron generator 'SAMES T-400'. 22478 1 20 terminal voltage is 300 kV, average beam current 500 22478 1 21 micro-Amperes 22478 1 22 MONITOR (13-AL-27(N,A)11-NA-24,,SIG) 22478 1 23 DECAY-MON (11-NA-24,14.959HR,DG,1368.0,1.0) 22478 1 24 MONIT-REF (,R.Kinsey,R,ENDF-201,1979) 22478 1 25 INC-SOURCE (D-T) 22478 1 26 INC-SPECT .Angles of irradiation of the target by deuterium ion 22478 1 27 beam are 0, 30, 60, 90, 120 and 130 degrees. Effective22478 1 28 mean neutron energy at each sample position had been 22478 1 29 previously determined by the ratio of 90Zr(n,2n)89Zr 22478 1 30 and 93Nb(n,2n)92M-Nb cross sections 22478 1 31 .Neutron fluxes ranged from 1.E+7 to 6.E+7 n/cm2/sec 22478 1 32 SAMPLE .Model sample as a disk pellets 13 mm diameter, 8.5 mm 22478 1 33 thickness pressed from high-purity (99.99%) oxides 22478 1 34 Al2-O3, weight 1.5 gram, sandwiched between two 1-mm 22478 1 35 thick aluminium foils. 22478 1 36 CORRECTION .Corrections were made for gamma-ray attenuation in 22478 1 37 samples and for neutron flux attenuation using the 22478 1 38 activity difference between the front and back 22478 1 39 aluminium foils. 22478 1 40 ADD-RES (THEO) Statistical model calculation 22478 1 41 ERR-ANALYS (ERR-T) Total error 22478 1 42 (ERR-1) Error of the sample weight 22478 1 43 (ERR-2) Error due to concentration of the elements 22478 1 44 in samples 22478 1 45 (ERR-3) Error due to the efficiency of gamma detector 22478 1 46 and due to counting solid angle 22478 1 47 (ERR-4,0.,4.0) Error due to gamma-gamma coincidence 22478 1 48 summing 22478 1 49 (ERR-5) Error due to self-absorption of gamma-rays 22478 1 50 (ERR-6,1.,2.) Error due to full-energy photo-peak area 22478 1 51 (ERR-7) Error due to neutron flux including 22478 1 52 uncertainty of the reference cross-section 22478 1 53 (ERR-8) Error of irradiation, cooling and measuring 22478 1 54 times 22478 1 55 (ERR-9) Error due to neutron flux fluctuations 22478 1 56 (ERR-10,0.6,2.) Error due to low energy neutrons 22478 1 57 HISTORY (20010611C) + + Compiled by S.M. 22478 1 58 (20010611U) Last checking has been done. 22478 1 59 (20121223U) SD: Type of facility was changed; 22478 1 60 ERR-ANALYS update. 22478 1 61 (20180830U) SD: Small correction in ERR-ANALYS. 22478 1 62 ENDBIB 60 0 22478 1 63 COMMON 8 6 22478 1 64 ERR-1 ERR-2 ERR-3 ERR-5 ERR-7 ERR-8 22478 1 65 ERR-9 EN-ERR 22478 1 66 PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT PER-CENT 22478 1 67 PER-CENT MEV 22478 1 68 0.1 0.5 3. 0.2 3. 0.122478 1 69 0.1 0.1 22478 1 70 ENDCOMMON 6 0 22478 1 71 ENDSUBENT 70 0 22478 199999 SUBENT 22478002 20010611 00002247800200001 BIB 3 6 2247800200002 REACTION (20-CA-44(N,A)18-AR-41,,SIG) 2247800200003 DECAY-DATA (18-AR-41,1.822HR,DG,1297.0,0.9916) 2247800200004 SAMPLE .Sample As a Disk Pellets 13 mm Diameter, 8.5 mm 2247800200005 Thickness Pressed from High-Purity (99.99%) Oxides 2247800200006 Ca-O , Weight 1.5 Gram, Sandwiched Between Two 1-Mm 2247800200007 Thick Aluminium Foils, Isotopic Abundance 2.086 % 2247800200008 ENDBIB 6 0 2247800200009 NOCOMMON 0 0 2247800200010 DATA 3 6 2247800200011 EN DATA ERR-T 2247800200012 MEV MB MB 2247800200013 13.6 22.5 1.5 2247800200014 13.7 22.1 1.4 2247800200015 14.1 25.9 1.6 2247800200016 14.5 26.3 1.7 2247800200017 14.7 27.6 1.8 2247800200018 14.9 27.9 1.8 2247800200019 ENDDATA 8 0 2247800200020 ENDSUBENT 19 0 2247800299999 SUBENT 22478003 20010611 00002247800300001 BIB 3 6 2247800300002 REACTION (21-SC-45(N,A)19-K-42,,SIG) 2247800300003 DECAY-DATA (19-K-42,12.36HR,DG,1524.6,0.1808) 2247800300004 SAMPLE .Sample As a Disk Pellets 13 mm Diameter, 8.5 mm 2247800300005 Thickness Pressed from High-Purity (99.99%) Oxides 2247800300006 Sc2-O3, Weight 1.5 Gram, Sandwiched Between Two 1-Mm 2247800300007 Thick Aluminium Foils, Isotopic Abundance 100 % 2247800300008 ENDBIB 6 0 2247800300009 NOCOMMON 0 0 2247800300010 DATA 3 6 2247800300011 EN DATA ERR-T 2247800300012 MEV MB MB 2247800300013 13.6 55.4 4.3 2247800300014 13.7 56.4 4.3 2247800300015 14.1 61.8 4.8 2247800300016 14.5 58.2 4.5 2247800300017 14.7 59.7 4.6 2247800300018 14.9 56.2 4.3 2247800300019 ENDDATA 8 0 2247800300020 ENDSUBENT 19 0 2247800399999 SUBENT 22478004 20010611 00002247800400001 BIB 3 8 2247800400002 REACTION (23-V-51(N,A)21-SC-48,,SIG) 2247800400003 DECAY-DATA (21-SC-48,43.7HR,DG,983.5,1.000, 2247800400004 DG,1037.5,0.975, 2247800400005 DG,1312.1,1.00) 2247800400006 SAMPLE .Sample As a Disk Pellets 13 mm Diameter, 8.5 mm 2247800400007 Thickness Pressed from High-Purity (99.99%) Oxides 2247800400008 V2-O5 , Weight 1.5 Gram, Sandwiched Between Two 1-Mm 2247800400009 Thick Aluminium Foils, Isotopic Abundance 99.75 % 2247800400010 ENDBIB 8 0 2247800400011 NOCOMMON 0 0 2247800400012 DATA 3 6 2247800400013 EN DATA ERR-T 2247800400014 MEV MB MB 2247800400015 13.6 13.6 0.9 2247800400016 13.7 14.1 0.9 2247800400017 14.1 15.2 1. 2247800400018 14.5 16.3 1. 2247800400019 14.7 17.3 1.1 2247800400020 14.9 16.5 1. 2247800400021 ENDDATA 8 0 2247800400022 ENDSUBENT 21 0 2247800499999 ENDENTRY 4 0 2247899999999