ENTRY 12713 19841205 00001271300000001 SUBENT 12713001 19841205 00001271300100001 BIB 12 35 1271300100002 INSTITUTE (1USAANL) 1271300100003 REFERENCE (J,NSE,78,420,8108) 1271300100004 AUTHOR (D.L.SMITH,J.W.MEADOWS,F.F.PORTA) 1271300100005 TITLE MEASUREMENT OF THE 53-CR(N,PROTON)V-53 CROSS SECTION 1271300100006 BELOW 9.4 MEV USING A SAMPLE TRANSPORT FACILITY 1271300100007 INC-SOURCE (D-D) 1271300100008 SAMPLE APPROXIMATELY 10-KG OF ELEMENTAL CR DIVIDED EQUALLY 1271300100009 BETWEEN 125 PLASTIC CONTAINERS. 1271300100010 DETECTOR (GELI) SHIELDED WITH LEAD AND POLYETHYLENE. 1271300100011 METHOD (ACTIV). SAMPLES MOUNTED ON COG DRIVEN CONTINUOUS 1271300100012 BELT. PULSED BEAM USED TO REDUCE BACKGROUND AND 1271300100013 ELIMINATE SOME PROMPT GAMMA PEAKS. 1271300100014 CORRECTION CORRECTIONS MADE FOR- 1271300100015 -EXPERIMENTAL EFFICIENCY, 7-PERCENT 1271300100016 -NEUTRON SCATTER, 0-5 PERCENT 1271300100017 -DECAY, LESS THAN 1-PERCENT 1271300100018 -SOURCE REACTION 1271300100019 -OFF AXIS ACTIVITY 1271300100020 -BACKGROUND 1271300100021 ERR-ANALYS (ERR-T) TOTAL ERROR 1271300100022 1(ERR-S) RANDOM ERROR DUE TO- 1271300100023 -PEAK COUNT UNCERTAINTIES FOR DECAY GAMMAS FROM 1271300100024 V-52 AND V-53, 5.6-23.2 PERCENT 1271300100025 -NEUTRON SOURCE AND GEOMETRY, 2.2 PERCENT 1271300100026 -DECAY EFFECTS, 1.0 PERCENT 1271300100027 -MULTIPLE SCATTERING CORRECTION, 0.1 PERCENT 1271300100028 -BACKGROUND CORRECTION, 0-3.6 PERCENT 1271300100029 -DEUTERON ENERGY UNCERTAINTY, 0-3.0 PERCENT 1271300100030 (ERR-1) GAMMA-RAY EFFICIENCY 1271300100031 (ERR-2) GAMMA-RAY ABSORPTION CORRECTIONS 1271300100032 (ERR-3) ISOTOPIC ABUNDANCES 1271300100033 (ERR-4) GAMMA-RAY DECAY BRANCHING RATIOS 1271300100034 STATUS (APRVD) APPROVED BY D.L.SMITH, 82/1/8. 1271300100035 HISTORY (811202C) 1271300100036 (841205A) BIB, DATA HEADINGS CORRECTED. 1271300100037 ENDBIB 35 0 1271300100038 COMMON 4 3 1271300100039 ERR-1 1ERR-2 1ERR-3 1ERR-4 1 1271300100040 PER-CENT PER-CENT PER-CENT PER-CENT 1271300100041 1.6 1.8 0.6 2.2 1271300100042 ENDCOMMON 3 0 1271300100043 ENDSUBENT 42 0 1271300199999 SUBENT 12713002 19841205 00001271300200001 BIB 5 10 1271300200002 REACTION 1((24-CR-53(N,P)23-V-53,,SIG)/ 1271300200003 (24-CR-52(N,P)23-V-52,,SIG)) 1271300200004 2(24-CR-53(N,P)23-V-53,,SIG) 1271300200005 DECAY-DATA (23-V-52,3.746MIN,DG,1434.,1.) 1271300200006 (23-V-53,1.60MIN,DG,1006.,.90) 1271300200007 MONITOR (24-CR-52(N,P)23-V-52,,SIG) 1271300200008 MONIT-REF (,D.L.SMITH+,J,NSE,76,43,80) 1271300200009 ERR-ANALYS2QUOTED ERRORS INCLUDE 8-PERCENT FROM EXPERIMENTAL 1271300200010 SOURCES AND 5-PERCENT IN U-238 CROSS SECTION 1271300200011 UNCERTAINTY. 1271300200012 ENDBIB 10 0 1271300200013 NOCOMMON 0 0 1271300200014 DATA 8 23 1271300200015 EN EN-RSL-FW DATA 1ERR-T 1ERR-S 1DATA 21271300200016 ERR-T 2MONIT 2 1271300200017 MEV MEV NO-DIM PER-CENT PER-CENT MB 1271300200018 PER-CENT MB 1271300200019 4.815 0.264 2.599 23.7 23.5 1.01 1271300200020 25.5 0.390 1271300200021 5.048 0.247 1.292 15.5 15.1 2.43 1271300200022 18.1 1.884 1271300200023 5.313 0.235 0.678 10.5 9.9 2.75 1271300200024 14.1 4.05 1271300200025 5.508 0.228 0.505 10.3 9.7 2.97 1271300200026 13.9 5.87 1271300200027 5.727 0.234 0.443 10.8 10.3 3.75 1271300200028 14.3 8.46 1271300200029 5.944 0.231 0.388 10.0 9.4 4.36 1271300200030 13.7 11.23 1271300200031 6.155 0.223 0.351 11.7 11.3 6.05 1271300200032 15.0 17.23 1271300200033 6.367 0.229 0.330 8.9 8.3 7.34 1271300200034 12.9 22.28 1271300200035 6.574 0.244 0.290 9.8 9.2 7.30 1271300200036 13.6 25.21 1271300200037 6.779 0.260 0.319 9.2 8.6 8.97 1271300200038 13.2 28.14 1271300200039 6.984 0.262 0.334 8.7 8.0 10.12 1271300200040 12.8 30.30 1271300200041 7.186 0.264 0.311 8.7 8.0 10.20 1271300200042 12.8 32.74 1271300200043 7.386 0.266 0.337 7.2 6.4 11.83 1271300200044 11.8 35.14 1271300200045 7.585 0.267 0.351 9.2 8.6 13.00 1271300200046 13.2 37.07 1271300200047 7.784 0.265 0.346 8.9 8.2 13.32 1271300200048 12.9 38.47 1271300200049 7.982 0.261 0.342 9.8 9.2 13.78 1271300200050 13.6 40.3 1271300200051 8.180 0.258 0.345 8.0 7.3 14.54 1271300200052 12.3 42.1 1271300200053 8.375 0.257 0.385 7.8 7.1 16.92 1271300200054 12.2 43.9 1271300200055 8.570 0.260 0.355 9.8 9.2 16.24 1271300200056 13.6 45.8 1271300200057 8.764 0.280 0.339 8.5 7.8 16.24 1271300200058 12.7 47.9 1271300200059 8.958 0.295 0.354 9.1 8.5 17.72 1271300200060 13.1 50.0 1271300200061 9.151 0.309 0.342 9.0 8.4 17.90 1271300200062 13.0 52.3 1271300200063 9.344 0.323 0.375 9.4 8.8 20.43 1271300200064 12.3 54.5 1271300200065 ENDDATA 50 0 1271300200066 ENDSUBENT 65 0 1271300299999 ENDENTRY 2 0 1271399999999