ENTRY 13534 19920303 00001353400000001 SUBENT 13534001 19920303 00001353400100001 BIB 12 26 1353400100002 INSTITUTE (1USALAS) 1353400100003 REFERENCE (J,PR/C,44,2788,9112) 1353400100004 AUTHOR (P.E.KOEHLER,S.M.GRAFF) 1353400100005 TITLE 17O(N,ALPHA)14C CROSS SECTION FROM 25 MEV TO 1353400100006 APPROXIMATELY 1 MEV. 1353400100007 FACILITY (MESON). LANSCE 1353400100008 SAMPLE NB2O5 SAMPLES ENRICHED TO 37.5% 17O, THICKNESS 50 - 1353400100009 150 MICROG/CM**2. 1353400100010 MADE BY ANODIZING NIOBIUM IN 17O ENRICHED WATER. 1353400100011 DETECTOR (SOLST) SILICON SURFACE-BARRIER DETECTOR LOCATED AT 1353400100012 90 DEGREES WITH RESPECT TO THE INCIDENT BEAM 1353400100013 MONITOR (3-LI-6(N,T)2-HE-4,,SIG) RELATIVE TO 6LI(N,T)A 1353400100014 ((MONIT2)8-O-17(N,A)6-C-14,,SIG) NORMALIZED TO 1353400100015 THERMAL 17O(N,ALPHA) TAKEN FROM HANNA, ET AL., 1353400100016 CAN.J.PHYS. 39, 1784 (1961). 1353400100017 ENERGY CALIBRATION MADE WITH THE AID OF COBALT AND 1353400100018 URANIUM FILTERS PLACED IN THE NEUTRON BEAM BEFORE 1353400100019 THE SAMPLE DURING SEPARATE CALIBRATION RUN 1353400100020 CORRECTION CORRECTED FOR: 1353400100021 - BACKGROUND DUE TO NEUTRONS FROM BORON IN DETECTOR 1353400100022 - ANISOTROPY IN 6LI(N,T)A MONITOR REACTION 1353400100023 ERR-ANALYS (DATA-ERR) 1-SIGMA RELATIVE UNCERTAINTY, DOMINATED BY 1353400100024 COUNTING STATISTICS. NORMALIZATION UNCERTAINTY 2.9%. 1353400100025 STATUS DATA RECEIVED BY ELECTRONIC MAIL, P.KOEHLER, 92/1/24 1353400100026 (APRVD) 92/3/2, P.E.KOEHLER 1353400100027 HISTORY (920214C) 1353400100028 ENDBIB 26 0 1353400100029 COMMON 3 3 1353400100030 EN-NRM MONIT2 MONIT2-ERR 1353400100031 EV MB MB 1353400100032 0.0253 0.235 0.005 1353400100033 ENDCOMMON 3 0 1353400100034 ENDSUBENT 33 0 1353400199999 SUBENT 13534002 19920218 00001353400200001 BIB 1 1 1353400200002 REACTION (8-O-17(N,A)6-C-14,,SIG) 1353400200003 ENDBIB 1 0 1353400200004 NOCOMMON 0 0 1353400200005 DATA 3 67 1353400200006 EN DATA DATA-ERR 1353400200007 EV MB MB 1353400200008 0.0293 229. 20. 1353400200009 0.0398 189. 16. 1353400200010 0.0540 167. 14. 1353400200011 0.0732 133. 13. 1353400200012 0.0994 119. 13. 1353400200013 0.1349 96. 14. 1353400200014 0.1830 84. 14. 1353400200015 0.2484 85. 14. 1353400200016 0.3371 71. 13. 1353400200017 0.4575 50. 12. 1353400200018 0.6208 51. 11. 1353400200019 0.8425 40. 10. 1353400200020 1.1433 40.5 9.8 1353400200021 1.5516 33.4 9.0 1353400200022 2.106 28.2 8.3 1353400200023 2.858 20.4 7.5 1353400200024 3.878 17.7 6.9 1353400200025 5.263 16.6 6.5 1353400200026 7.142 18.5 6.3 1353400200027 9.692 17.1 5.8 1353400200028 13.153 15.1 5.5 1353400200029 17.85 12.8 4.9 1353400200030 24.22 5.9 4.1 1353400200031 32.87 9.5 4.2 1353400200032 44.61 6.1 3.6 1353400200033 60.54 9.8 3.8 1353400200034 82.16 6.9 3.4 1353400200035 111.50 8.5 3.4 1353400200036 151.3 9.1 3.3 1353400200037 205.3 7.4 2.9 1353400200038 278.7 7.9 3.1 1353400200039 378.2 9.3 3.2 1353400200040 513.2 9.6 3.0 1353400200041 696.5 8.4 2.7 1353400200042 945. 12.6 3.1 1353400200043 1283. 12.3 3.1 1353400200044 1741. 12.8 3.0 1353400200045 2362. 10.7 2.8 1353400200046 3206. 8.6 2.5 1353400200047 4350. 11.2 2.8 1353400200048 5900. 11.8 2.8 1353400200049 8010. 9.5 2.5 1353400200050 10870. 7.6 2.1 1353400200051 14760. 4.7 1.6 1353400200052 20000. 6.4 1.9 1353400200053 27200. 4.5 1.7 1353400200054 36900. 4.1 1.8 1353400200055 50000. 2.0 1.0 1353400200056 67900. 0.99 0.82 1353400200057 92000. 1.15 0.96 1353400200058 108000. 3.6 2.7 1353400200059 118000. 30.7 8.3 1353400200060 129000. 72. 14. 1353400200061 142000. 55. 11. 1353400200062 156000. 38.9 7.8 1353400200063 173000. 27.6 6.6 1353400200064 192000. 51.1 9.8 1353400200065 216000. 87. 15. 1353400200066 243000. 139. 21. 1353400200067 277000. 128. 21. 1353400200068 317000. 90. 15. 1353400200069 370000. 41.8 8.4 1353400200070 430000. 37.0 7.7 1353400200071 510000. 17.1 4.5 1353400200072 620000. 15.7 4.0 1353400200073 760000. 27.4 5.1 1353400200074 960000. 56.5 7.7 1353400200075 ENDDATA 69 0 1353400200076 ENDSUBENT 75 0 1353400299999 ENDENTRY 2 0 1353499999999