ENTRY 21807 20060609 21792180700000001 SUBENT 21807001 20060609 21792180700100001 BIB 15 64 2180700100002 INSTITUTE (2AUSIRK) 2180700100003 (2ZZZGEL) A.P., H.L. 2180700100004 REFERENCE (J,JP/G,8,1283,1982) Main reference for Zr-90 data. 2180700100005 (C,82ANTWER,,400,198209) 2180700100006 (T,PAVLIK,1982) Thesis university of vienna. 2180700100007 Experimental details. 2180700100008 AUTHOR (A.Pavlik, G.Winkler, H.Vonach, A.Paulsen, H.Liskien) 2180700100009 TITLE -Precise measurement of cross sections for the 2180700100010 Zr-90(N,2N)Zr-89 reaction from threshold to 20 MeV. 2180700100011 FACILITY 1(CCW,2AUSIRK) IRK accelerator. For the energy range 14 2180700100012 13.4 to energy steps 0.04 to 0.15 MeV. 2180700100013 2(VDG,2ZZZGEL) 7 MV Van de Graaff accelerator of Geel. 2180700100014 For the energy range 12.3 to 19.5 MeV. 2180700100015 Energy steps 0.2 to 0.8 MeV. 2180700100016 INC-SOURCE (D-T ) T(d,N)He-4 reaction. 2180700100017 1 Air-jet-cooled solid state Ti-t target. 2180700100018 2 Solid state target of tritium occluded in 2180700100019 a 3.9 mg/cm**2 Y-layer on a 0.5 mm Cu-backing. 2180700100020 SAMPLE .Natural Zr, purity gt. 99.8 per cent, 1 mm thick 2180700100021 .Samples were fastened to the inner side 2180700100022 of a 1 mm thick aluminium ring 20 cm in 2180700100023 diameter with the target in the centre, arranged in 2180700100024 steps of 6 and 12 degrees symmetric to the direction 2180700100025 of the deuteron beam. 2180700100026 .Each sample was packed together either with two or 2180700100027 at least one aluminium foil for monitoring. 2180700100028 METHOD (ACTIV) 2180700100029 1.Measurements were done relative to Al-27(N,a)Na-24. 2180700100030 2.Neutron fluences were determined by means of a 2180700100031 proton-recoil telescope at 0 degree, and 2180700100032 differential neutron production cross sections. 2180700100033 .Zr-89 activity measurements started about 60 hours 2180700100034 after the end of the irradiation. 2180700100035 DETECTOR (NAICR) 12.7 cm * 12.7 cm NaI(Tl) detector to 2180700100036 measure Zr-98-g,Na-24 gamma activities. 2180700100037 2(CSICR) To detect the recoil protons. 2180700100038 MONITOR 1(13-AL-27(N,A)11-NA-24,,SIG) 2180700100039 Cross section data taken from evaluation 2180700100040 by tagesen and vonach,physics data 13-1,1981, 2180700100041 fachinformationszentrum karlsruhe. 2180700100042 2(1-H-1(N,EL)1-H-1,,SIG) 2180700100043 DECAY-MON 1(11-NA-24,14.98HR,DG) 2180700100044 STATUS .Data taken from main reference. 2180700100045 CORRECTION .Due to a 6.2 per cent decay of Zr-89-m directly to 2180700100046 Y-89, the Zr cross sections were corrected using the 2180700100047 isomeric ratios given by 2180700100048 abboud et Al. (J,Np/a,139,42,69) and 2180700100049 kanada et Al. (J,Np/a,185,177,72). 2180700100050 ERR-ANALYS (DATA-ERR) Does not include the error of the 2180700100051 given average energy. 2180700100052 (ERR-T) Total error including energy error. 2180700100053 .Error matrices are given in tables 5+6. 2180700100054 HISTORY (19821120C) Bn. 2180700100055 (19830111E) 2180700100056 (19830307A) A.P.T. JP/G reference corrected. 2180700100057 (19830322E) 2180700100058 (19850702A) If. The subentries 4 and 5 related to 2180700100059 Ni-58 2180700100060 were translated to the EXFOR no 21965 devoted totally 2180700100061 to several reactions on Ni-58 2180700100062 (19850723E) 2180700100063 (20060609A) Date is corrected. Subents 21807004 and 2180700100064 21807005 deleted due to the data repetition in 2180700100065 SUBENTs 21965002, 21965003 2180700100066 ENDBIB 64 0 2180700100067 NOCOMMON 0 0 2180700100068 ENDSUBENT 67 0 2180700199999 SUBENT 21807002 20060609 21792180700200001 BIB 6 19 2180700200002 REACTION (40-ZR-90(N,2N)40-ZR-89,,SIG) 2180700200003 METHOD (REC) Recoil protons method 2180700200004 DECAY-DATA (40-ZR-89-G,78.43HR,DG) 2180700200005 STATUS .Data taken from main reference. 2180700200006 HISTORY (19821120C) Bn. 2180700200007 (19830111E) 2180700200008 (19860227A)N.Ch 2180700200009 (19860411E) 2180700200010 (20060609U) Last corrections have been done 2180700200011 ERR-ANALYS .The principal sources of uncertainty were 2180700200012 (uncertainty given in per cent) 2180700200013 - counting statistics (0.2 - 4.0) 2180700200014 - fluence determination (2.5) 2180700200015 - diff. T(d,N)He-4 cross section (2.0) 2180700200016 - detector efficiency (0.6) 2180700200017 - sample irradiation geometry (0.1 - 0.4) 2180700200018 - correction for neutron scattering and 2180700200019 neutron absorption in the target backing 2180700200020 (less than 1.75 per cent) 2180700200021 ENDBIB 19 0 2180700200022 NOCOMMON 0 0 2180700200023 DATA 5 13 2180700200024 EN EN-ERR DATA DATA-ERR ERR-T 2180700200025 MEV MEV MB MB MB 2180700200026 1.2335E+01 1.5E-02 2.630E+01 1.4 5.5 2180700200027 1.2530E+01 2.0E-02 7.500E+01 3.1 7.7 2180700200028 1.3015E+01 2.5E-02 2.531E+02 8.8 1.25E+01 2180700200029 1.3615E+01 3.0E-02 4.720E+02 1.6E+01 1.90E+01 2180700200030 1.4310E+01 3.0E-02 6.930E+02 2.3E+01 2.50E+01 2180700200031 1.5080E+01 3.5E-02 8.740E+02 3.0E+01 3.10E+01 2180700200032 1.5895E+01 4.0E-02 9.930E+02 3.5E+01 3.50E+01 2180700200033 1.6720E+01 4.0E-02 1.086E+03 3.6E+01 3.60E+01 2180700200034 1.7510E+01 3.5E-02 1.137E+03 3.8E+01 3.80E+01 2180700200035 1.8230E+01 2.5E-02 1.166E+03 3.9E+01 3.90E+01 2180700200036 1.8825E+01 3.0E-02 1.197E+03 4.0E+01 4.00E+01 2180700200037 1.9265E+01 2.5E-02 1.207E+03 4.0E+01 4.00E+01 2180700200038 1.9525E+01 2.0E-02 1.219E+03 4.1E+01 4.10E+01 2180700200039 ENDDATA 15 0 2180700200040 ENDSUBENT 39 0 2180700299999 SUBENT 21807003 20060609 21792180700300001 BIB 5 14 2180700300002 REACTION (40-ZR-90(N,2N)40-ZR-89,,SIG) 2180700300003 DECAY-DATA (40-ZR-89-G,78.43HR,DG) 2180700300004 STATUS .Data taken from main reference. 2180700300005 HISTORY (19821120C) Bn. 2180700300006 (19830111E) 2180700300007 (19860227A)N.Ch 2180700300008 (19860411E) 2180700300009 (20060609U) Column order changed 2180700300010 ERR-ANALYS .The principal sources of uncertainty were 2180700300011 (uncertainty given in per cent) 2180700300012 - counting statistics (0.3 - 0.6) 2180700300013 - monitor cross section (0.5 - 1.3) 2180700300014 - detector efficiencies (0.7) 2180700300015 - correction for neutron scattering (0.15) 2180700300016 ENDBIB 14 0 2180700300017 NOCOMMON 0 0 2180700300018 DATA 7 17 2180700300019 EN EN-ERR DATA DATA-ERR ERR-T MONIT 2180700300020 MONIT-ERR 2180700300021 MEV MEV MB MB MB MB 2180700300022 MB 2180700300023 1.3435E+01 1.5E-02 4.067E+02 6.2 8.0 1.2603E+022180700300024 1.62 2180700300025 1.3475E+01 1.5E-02 4.162E+02 5.0 7.1 1.2507E+022180700300026 1.10 2180700300027 1.3515E+01 1.0E-02 4.278E+02 4.8 5.9 1.2529E+022180700300028 9.3E-01 2180700300029 1.3620E+01 1.0E-02 4.681E+02 4.6 5.7 1.2559E+022180700300030 6.9E-01 2180700300031 1.3745E+01 1.0E-02 5.111E+02 5.2 6.2 1.2390E+022180700300032 7.5E-01 2180700300033 1.3815E+01 1.0E-02 5.362E+02 5.3 6.3 1.2277E+022180700300034 6.7E-01 2180700300035 1.3885E+01 1.0E-02 5.590E+02 5.4 6.4 1.2298E+022180700300036 6.3E-01 2180700300037 1.4035E+01 1.0E-02 6.009E+02 5.9 6.6 1.2213E+022180700300038 6.4E-01 2180700300039 1.4190E+01 1.0E-02 6.475E+02 6.6 7.1 1.2199E+022180700300040 6.8E-01 2180700300041 1.4265E+01 1.0E-02 6.747E+02 6.9 7.5 1.2068E+022180700300042 7.2E-01 2180700300043 1.4345E+01 1.0E-02 6.934E+02 6.9 7.5 1.1888E+022180700300044 6.3E-01 2180700300045 1.4480E+01 1.5E-02 7.343E+02 7.3 8.2 1.1634E+022180700300046 6.4E-01 2180700300047 1.4610E+01 1.5E-02 7.638E+02 7.6 8.5 1.1439E+022180700300048 6.2E-01 2180700300049 1.4660E+01 1.5E-02 7.750E+02 7.6 8.5 1.1367E+022180700300050 5.8E-01 2180700300051 1.4710E+01 1.5E-02 7.846E+02 7.5 8.4 1.1312E+022180700300052 5.2E-01 2180700300053 1.4780E+01 1.5E-02 8.051E+02 8.1 8.9 1.1327E+022180700300054 6.4E-01 2180700300055 1.4830E+01 1.5E-02 8.149E+02 9.1 9.8 1.1270E+022180700300056 8.5E-01 2180700300057 ENDDATA 38 0 2180700300058 ENDSUBENT 57 0 2180700399999 NOSUBENT 21807004 20061121 21792180700400001 NOSUBENT 21807005 20061121 21792180700500001 ENDENTRY 5 0 2180799999999