ENTRY 13515 20070417 13431351500000001 SUBENT 13515001 20070417 13431351500100001 BIB 15 39 1351500100002 INSTITUTE (1USAORL,1USANIS) 1351500100003 REFERENCE (J,NSE,114,352,1993) 1351500100004 (C,91JUELIC,,507,1991) 1351500100005 AUTHOR (R.A.SCHRACK,O.A.WASSON,D.C.LARSON,J.K.DICKENS, 1351500100006 J.H.TODD) 1351500100007 TITLE A Relative Measurement of the 10B(n,alpha1 gamma)7Li 1351500100008 Cross Section betweeen 0.2 and 4.0 MeV 1351500100009 FACILITY (LINAC,1USAORL) ORELA. 18.88-m flight path 1351500100010 INC-SOURCE (PHOTO) Beryllium block irradiated with Bremsstrahlung 1351500100011 INC-SPECT Photoneutrons filtered by 10B overlap filter of 0.065 1351500100012 atoms/b. 5.1 cm 238U photon filter. 1351500100013 SAMPLE Boron disk, enriched to 96.2% 10B. Arial density of 1351500100014 0.023 atoms/barn 10B. Non-boron imputities <0.4%. 1351500100015 METHOD (ACTIV) Observed 478-keV photons. 1351500100016 Neutron energies determined by time-of-flight. 1351500100017 DETECTOR (GE-IN) N-type germanium detector 48 cm from sample 1351500100018 at an angle of 125 degrees to neutron beam. 1351500100019 Detector efficiency 30%, time resolution 5 nsec. 1351500100020 (SCIN) Neutron flux monitored with a NE-110 plastic 1351500100021 scintillator coupled to photomultiplier. 1351500100022 MONITOR (5-B-10(N,A)3-LI-7,PAR,SIG,G) Normalized to ENDF/B-VI 1351500100023 in the region 200 to 360 keV. 1351500100024 CORRECTION All known corrections applied, including: 1351500100025 - dead time 1351500100026 - background 1351500100027 - effect of neutron scattering and absorption in the 1351500100028 10B sample and the neutron detector. 1351500100029 - efficiency of detectors 1351500100030 ERR-ANALYS (ERR-T) Total unceratinty based on sum in quadriture 1351500100031 of all known uncertainties. 1351500100032 (MONIT-ERR) Normalization uncertainty. 1351500100033 See Table II in article for a complete list of 1351500100034 uncertainites. 1351500100035 STATUS Data taken from article 1351500100036 (APRVD) Approved by R. Schrack, 93/10/1 1351500100037 HISTORY (19911016C) 1351500100038 (19930225A) Reference updated. Converted to lower case 1351500100039 (19930812A) Reference and data updated. 1351500100040 (20070122A) DR Units in E and E-NRM corrected (->keV) 1351500100041 ENDBIB 39 0 1351500100042 NOCOMMON 0 0 1351500100043 ENDSUBENT 42 0 1351500199999 SUBENT 13515002 20070417 13431351500200001 BIB 1 1 1351500200002 REACTION (5-B-10(N,A)3-LI-7,PAR,SIG,G) 1351500200003 ENDBIB 1 0 1351500200004 COMMON 3 3 1351500200005 E E-NRM MONIT-ERR 1351500200006 KEV KEV PER-CENT 1351500200007 478. 478. 1. 1351500200008 ENDCOMMON 3 0 1351500200009 DATA 4 65 1351500200010 EN EN-RSL-FW DATA ERR-T 1351500200011 MEV MEV B B 1351500200012 0.2005 0.0105 1.2937 0.0248 1351500200013 0.2114 0.0114 1.2525 0.0238 1351500200014 0.2233 0.0124 1.1933 0.0224 1351500200015 0.2362 0.0135 1.1457 0.0213 1351500200016 0.2503 0.0147 1.0677 0.0196 1351500200017 0.2657 0.0160 1.0223 0.0185 1351500200018 0.2825 0.0176 0.9458 0.0169 1351500200019 0.3009 0.0193 0.8918 0.0157 1351500200020 0.3213 0.0213 0.8101 0.0141 1351500200021 0.3437 0.0236 0.7733 0.0132 1351500200022 0.3687 0.0262 0.7213 0.0121 1351500200023 0.3964 0.0292 0.7040 0.0116 1351500200024 0.4274 0.0327 0.6986 0.0113 1351500200025 0.4621 0.0368 0.6449 0.0102 1351500200026 0.4906 0.0201 0.6163 0.0101 1351500200027 0.5114 0.0214 0.5632 0.0093 1351500200028 0.5335 0.0228 0.5210 0.0086 1351500200029 0.5571 0.0244 0.4688 0.0077 1351500200030 0.5824 0.0260 0.4251 0.0071 1351500200031 0.6093 0.0279 0.3756 0.0065 1351500200032 0.6382 0.0299 0.3331 0.0059 1351500200033 0.6692 0.0321 0.2963 0.0050 1351500200034 0.7025 0.0345 0.2604 0.0044 1351500200035 0.7383 0.0372 0.2333 0.0040 1351500200036 0.7770 0.0401 0.2079 0.0036 1351500200037 0.8188 0.0434 0.1853 0.0033 1351500200038 0.8640 0.0471 0.1647 0.0029 1351500200039 0.9132 0.0512 0.1470 0.0027 1351500200040 0.9524 0.0273 0.1377 0.0030 1351500200041 0.9802 0.0285 0.1311 0.0029 1351500200042 1.0093 0.0297 0.1220 0.0028 1351500200043 1.0397 0.0311 0.1099 0.0026 1351500200044 1.0715 0.0325 0.1122 0.0026 1351500200045 1.1048 0.0341 0.1066 0.0025 1351500200046 1.1397 0.0357 0.1010 0.0024 1351500200047 1.1762 0.0374 0.0968 0.0023 1351500200048 1.2146 0.0393 0.0917 0.0022 1351500200049 1.2548 0.0412 0.0889 0.0022 1351500200050 1.2970 0.0433 0.0878 0.0022 1351500200051 1.3415 0.0456 0.0842 0.0022 1351500200052 1.3883 0.0480 0.0804 0.0021 1351500200053 1.4375 0.0506 0.0801 0.0021 1351500200054 1.4895 0.0533 0.0805 0.0022 1351500200055 1.5443 0.0563 0.0868 0.0023 1351500200056 1.6022 0.0595 0.1001 0.0025 1351500200057 1.6634 0.0629 0.1175 0.0028 1351500200058 1.7282 0.0666 0.1438 0.0032 1351500200059 1.7968 0.0707 0.1495 0.0033 1351500200060 1.8696 0.0750 0.1404 0.0033 1351500200061 1.9470 0.0797 0.1367 0.0033 1351500200062 2.0292 0.0848 0.1275 0.0032 1351500200063 2.1168 0.0904 0.1156 0.0031 1351500200064 2.2102 0.0964 0.1025 0.0029 1351500200065 2.3100 0.1030 0.1056 0.0031 1351500200066 2.4166 0.1103 0.1016 0.0031 1351500200067 2.5308 0.1182 0.1029 0.0032 1351500200068 2.6534 0.1269 0.0991 0.0033 1351500200069 2.7850 0.1364 0.0864 0.0037 1351500200070 2.9267 0.1470 0.0730 0.0037 1351500200071 3.0796 0.1587 0.0661 0.0034 1351500200072 3.2447 0.1716 0.0626 0.0035 1351500200073 3.4235 0.1860 0.0632 0.0035 1351500200074 3.6176 0.2021 0.0724 0.0037 1351500200075 3.8287 0.2201 0.0807 0.0038 1351500200076 4.0589 0.2403 0.1009 0.0042 1351500200077 ENDDATA 67 0 1351500200078 ENDSUBENT 77 0 1351500299999 ENDENTRY 2 0 1351599999999