ENTRY 22380 19980717 00002238000000001 SUBENT 22380001 19980717 00002238000100001 BIB 15 39 2238000100002 TITLE NEUTRON TOTAL CROSS-SECTION OF VANADIUM 2238000100003 AUTHOR (A.BRUSEGAN,R.SHELLEY,G.ROHR,E.MACABERO,C.NAZARETH, 2238000100004 C.VAN-DER-HORST) 2238000100005 INSTITUTE (2ZZZGEL) 2238000100006 REFERENCE (C,97TRIEST,1,410,199705) MAIN REF, DATA ARE GIVEN 2238000100007 FOR RESONANCE PARAMETERS 2238000100008 FACILITY (LINAC,2ZZZGEL) PULSED GEEL LINEAR ACCELERATOR - GELINA2238000100009 BEAM ENERGY IS 100 MEV, AVERAGED CURRENT 2238000100010 60 MICROAMP. COMPRESSED 1 NS ELECTRON BURSTS.2238000100011 REPETITION RATE 800 HZ 2238000100012 METHOD (TOF) TIME-OF-FLIGHT, FLIGHT PATHS ARE FROM 50 TO 2238000100013 400 M 2238000100014 SAMPLE .METALLIC NATURAL VANADIUM, SAMPLE THICKNESSES ARE 2238000100015 4.68 MM, 14 MM, 28 MM TO COVER NEUTRON ENERGY RANGE 2238000100016 FROM 80 EV TO 20 MEV 2238000100017 DETECTOR (GLASD) FOR THIN SAMPLE MEASUREMENTS (EN .LT. 250 KEV) 2238000100018 (SCIN) NE110 PLASTIC SCINTILLATOR TO DETECT UNMODE- 2238000100019 RATED NEUTRONS COMING DIRECTLY FROM ROTATING 2238000100020 U-TARGET OF GELINA 2238000100021 (BF3) FOR PRECISE NORMALIZATION OF DIFFERENT NEUTRON 2238000100022 RUNS 2238000100023 ANALYSIS (RFN) AT ENERGIES .LT. 100 KEV DATA WERE ANALYSED WITH 2238000100024 MULTILEVEL R-MATRIX CODE 'MULTI' 2238000100025 ASSUMED (ASSUM,23-V-50(N,G),,WID) 2238000100026 COMMENT .GAMMA-WIDTHS ARE TAKEN FROM NEUTRON CS, VOL. 1A 2238000100027 IF PRESENT. OTHERWISE ASSUMED EQUAL TO 0.5 EV 2238000100028 INC-SOURCE (PHOTO) NEUTRONS EMITTED BY URANIUM TARGET UNDER 2238000100029 ACTION OF GAMMA-BREMSSTRAHLUNG 2238000100030 INC-SPECT .FOR LOW ENERGIES (.LT.250 KEV) NEUTRONS WERE MODERA- 2238000100031 TED IN WATER PLACED IN BERYLLIUM CANNING, ENERGY 2238000100032 RESOLUTION IS BETTER THAN 0.03 PERCENT. 2238000100033 .FOR UNMODERATED NEUTRONS ENERGY RESOLUTION IS BETTER 2238000100034 THAN 0.04 PC 2238000100035 CORRECTION .FOR LOW ENERGY DATA CORRECTION ON COUNT LOSSES IS 2238000100036 6 PC, ON BACKGROUND 9 PC AT 100 EV AND 5 PC AT 250 2238000100037 KEV. AT HIGHER ENERGIES DEAD-TIME CORRECTION IS 2238000100038 8 PC, BACKGROUND CORRECTION IS 0.1 PC AT 300 KEV AND 2238000100039 0.03 PC AT 1 MEV 2238000100040 HISTORY (19980717C) + + COMPILED BY S.MAEV + + 2238000100041 ENDBIB 39 0 2238000100042 COMMON 1 3 2238000100043 ASSUM 2238000100044 EV 2238000100045 0.5 2238000100046 ENDCOMMON 3 0 2238000100047 ENDSUBENT 46 0 2238000199999 SUBENT 22380002 19980717 00002238000200001 BIB 1 2 2238000200002 REACTION 1(23-V-50(N,0),,EN) RESONANCE ENERGY 2238000200003 2(23-V-50(N,EL),,WID,,2G) EL-WIDTH TIMES 2G 2238000200004 ENDBIB 2 0 2238000200005 NOCOMMON 0 0 2238000200006 DATA 3 2 2238000200007 DATA 1DATA 2DATA-ERR 2 2238000200008 KEV EV EV 2238000200009 0.1667 2.48 0.22 2238000200010 1.42 79. 20. 2238000200011 ENDDATA 4 0 2238000200012 ENDSUBENT 11 0 2238000299999 SUBENT 22380003 19980717 00002238000300001 BIB 1 2 2238000300002 REACTION 1(23-V-51(N,0),,EN) RESONANCE ENERGY 2238000300003 2(23-V-51(N,EL),,WID,,2G) EL-WIDTH TIMES 2G 2238000300004 ENDBIB 2 0 2238000300005 NOCOMMON 0 0 2238000300006 DATA 4 40 2238000300007 DATA 1DATA 2DATA-ERR 2SPIN J 2238000300008 KEV EV EV NO-DIM 2238000300009 -17.6 7728. 4. 2238000300010 -6.0 748. 3. 2238000300011 4.167 581.6 7.9 4. 2238000300012 6.839 1018. 9. 3. 2238000300013 11.69 4177. 37. 3. 2238000300014 15.69 5.38 1.4 2238000300015 16.23 379.1 6.8 4. 2238000300016 16.97 296.6 5.2 3. 2238000300017 18.06 3.1 1.9 2238000300018 21.68 597.6 12.2 3. 2238000300019 29.62 147.4 9.0 4. 2238000300020 30.06 3.5 1.1 2238000300021 33.59 6.1 2.6 2238000300022 37.54 24.8 6.9 2238000300023 39.61 406.9 21.9 3. 2238000300024 41.10 9.6 5.5 2238000300025 42.42 24.4 9.8 2238000300026 44.79 9.6 5.5 2238000300027 45.97 9.6 5.5 2238000300028 48.14 128.2 15.7 4. 2238000300029 48.35 6.9 4.1 2238000300030 48.71 6.3 3.1 2238000300031 49.55 457.6 11.4 3. 2238000300032 50.69 6.3 3.1 2238000300033 51.98 112.5 15.7 4. 2238000300034 53.02 708.7 28.9 3. 2238000300035 55.28 6.1 4.4 2238000300036 62.95 3115. 88. 3. 2238000300037 67.23 26.2 13.1 2238000300038 68.46 4444. 124. 4. 2238000300039 73.75 43.7 15.7 3. 2238000300040 78.95 41.2 23.4 2238000300041 82.63 1097. 79. 4. 2238000300042 84.15 43.8 17.5 2238000300043 87.36 3088. 112. 4. 2238000300044 93.32 87.5 .6 2238000300045 94.92 105.0 .4 2238000300046 95.93 50.0 .5 2238000300047 97.35 43.8 .9 2238000300048 98.61 62.5 .5 2238000300049 ENDDATA 42 0 2238000300050 ENDSUBENT 49 0 2238000399999 SUBENT 22380004 19980717 00002238000400001 BIB 1 1 2238000400002 REACTION (23-V-51(N,0),PAR,STF) PARTIAL STRENGTH FUNCTION 2238000400003 ENDBIB 1 0 2238000400004 COMMON 2 3 2238000400005 EN-MIN EN-MAX 2238000400006 EV EV 2238000400007 8.000E+01 2.000E+07 2238000400008 ENDCOMMON 3 0 2238000400009 DATA 4 3 2238000400010 DATA DATA-ERR SPIN J SPIN J 2238000400011 NO-DIM NO-DIM NO-DIM NO-DIM 2238000400012 1.17 E-03 5.5 E-04 3. 2238000400013 4.2 E-04 2.1 E-04 4. 2238000400014 6.9 E-04 2.4 E-04 3. 4. 2238000400015 ENDDATA 5 0 2238000400016 ENDSUBENT 15 0 2238000499999 ENDENTRY 4 0 2238099999999