ENTRY 21798 19860904 00002179800000001 SUBENT 21798001 19860904 00002179800100001 BIB 11 23 2179800100002 INSTITUTE (2ZZZGEL) EXPERIMENTAL SITE AND FIRST 6 AUTHORS. 2179800100003 (3AULAUA) B.J.A. 2179800100004 REFERENCE (C,82ANTWER,,127,8209) MAIN REFERENCE 2179800100005 (C,81GRENOB,,408,8109) 2179800100006 (P,INDC(EUR)-15,13,8203) 2179800100007 AUTHOR (A.BRUSEGAN,F.CORVI,G.ROHR,R.SHELLEY, 2179800100008 T.VAN DER VEEN,C.VAN DER VORST,B.J.ALLEN) 2179800100009 TITLE -FE-54 NEUTRON CAPTURE CROSS SECTION. 2179800100010 FACILITY (LINAC) 150 MEV LINAC. 2179800100011 INC-SOURCE (PHOTO) 2179800100012 SAMPLE .66.2 GRAM IRON OXIDE, ENRICHED TO 97.69 PER CENT 2179800100013 FE-54, IN A 0.03 CM THICK, 8 CM DIAMETER AL CONTAINER 2179800100014 .SAMPLE CONTAINED 2.25 PER CENT FE-56 IMPURITY. 2179800100015 METHOD (TOF) 2179800100016 DETECTOR (SCIN ) LIQUID SCINTILLATORS CONTAINING BENZENE. 2179800100017 (GLASD) LI-6 GLASS DETECTOR, NEUTRON MONITOR. 2179800100018 (BF3 ) BF3 DETECTOR, NEUTRON MONITOR. 2179800100019 STATUS .DATA TAKEN FROM MAIN REFERENCE. 2179800100020 HISTORY (821222C) A.P.T. 2179800100021 (830111E) 2179800100022 (830318A) A.P.T. GRENOBLE CONFERENCE REFERENCE ADDED 2179800100023 LABORATORY CODE CORRECTED. 2179800100024 (830322E) 2179800100025 ENDBIB 23 0 2179800100026 NOCOMMON 0 0 2179800100027 ENDSUBENT 26 0 2179800199999 SUBENT 21798002 19860717 00002179800200001 BIB 9 70 2179800200002 REACTION 1(26-FE-54(N,0),,EN) 2179800200003 2(26-FE-54(N,G),,ARE,,FCT) 2179800200004 .THE FACTOR IS 1/( 2 * (PI**2) * (LAMBDA**2) ) 2179800200005 3(26-FE-54(N,G),,WID,,G) 2179800200006 4(26-FE-54(N,G),,WID,,RM) 2179800200007 5(26-FE-54(N,0),,J) 2179800200008 6(26-FE-54(N,0),,PTY) 2179800200009 ANALYSIS (SHAPE) 2179800200010 (AREA) 2179800200011 .EACH CAPTURE EVENT WAS WEIGHTED ACCORDING TO ITS 2179800200012 AMPLITUDE INFORMATION IN ORDER TO ACHIEVE A 2179800200013 DETECTOR EFFICIENCY PROPORTIONAL TO THE TOTAL 2179800200014 GAMMA ENERGY RELEASED IN THE CAPTURE PROCESS. 2179800200015 AFTER SUBTRACTING BACKGROUND AND CORRECTING FOR 2179800200016 THE INCIDENT NEUTRON FLUX, THE WEIGHTED COUNT RATES 2179800200017 WERE REDUCED TO RAW CAPTURE CROSS SECTION DATA. 2179800200018 .S-WAVE RESONANCES UP TO 100 KEV WERE ANALYSED 2179800200019 USING A MODIFIED VERSION OF THE R-MATRIX 2179800200020 REICH-MOORE SHAPE ANALYSIS CODE 'FANAC'. 2179800200021 .AT HIGHER ENERGY A 2-CHANNEL R-MATRIX FORMALISM 2179800200022 CONSIDERING THE NEUTRON AND ONE CAPTURE CHANNEL 2179800200023 WAS USED. 2179800200024 .NON S-WAVE RESONANCES WERE ANALYSED USING A 2179800200025 SINGLE LEVEL BREIT-WIGNER SHAPE ANALYSIS PROCEDURE 2179800200026 AVAILABLE IN 'FANAC'. WELL ISOLATED RESONANCES 2179800200027 WERE ALSO ANALYSED WITH THE AREA CODE 'TACASI' 2179800200028 MONITOR (26-FE-56(N,EL),,WID) 2179800200029 (26-FE-56(N,G),,WID) 2179800200030 .NORMALIZATION AT THE 1.15 KEV RESONANCE OF FE-56 2179800200031 .(EXFOR 21665002) 2179800200032 .SAMPLE CONTAINED 2.25 PER CENT FE-56 IMPURITY. 2179800200033 ASSUMED (ASSUM,26-FE-54(N,EL),,WID) 2179800200034 .NEUTRON WIDTHS OF KNOWN S-WAVE RESONANCES ( EXCEPT 2179800200035 THAT AT 7.8KEV ) TAKEN FROM E.M.CORNELIS+ 2179800200036 (C,79KNOX,,159,79). WIDTHS FOR THE 7.8 KEV AND 2179800200037 NON S-WAVE RESONANCES TAKEN FROM M.S.PANDEY+ 2179800200038 (C,75WASH,,748,75) 2179800200039 CORRECTION .THE SHAPE ANALYSIS CODE 'FANAC' AND THE AREA 2179800200040 ANALYSIS CODE 'TACASI' INCLUDED CORRECTIONS 2179800200041 FOR THE FOLLOWING- 2179800200042 DOPPLER BROADENING 2179800200043 RESOLUTION BROADENING 2179800200044 MULTIPLE SCATTERING 2179800200045 ERR-ANALYS (ERR-1) OVERALL ACCURACY OF P-WAVE 2179800200046 RESONANCE ENERGIES. 2179800200047 (ERR-2) MAXIMUM OVERALL ACCURACY OF S-WAVE 2179800200048 RESONANCE ENERGIES. 2179800200049 (DATA-ERR) THE CAPTURE AREA ERRORS INCLUDE THE 2179800200050 FOLLOWING- 2179800200051 STATISTICAL ERROR 2179800200052 5 PER CENT ERROR ON THE BACKGROUND 2179800200053 5 PER CENT ERROR RELATED TO THE 2179800200054 DISCEPANCY OF RESULTS CALCULATED 2179800200055 BY SHAPE AND AREA ANALYSIS 2179800200056 50 PER CENT UNCERTAINTY ON PROMPT 2179800200057 BACKGROUND CORRECTION ( INCLUDED 2179800200058 FOR S-WAVE RESONANCES ) 2179800200059 .THE ERRORS ON INDIVIDUAL RESONANCE PARAMETERS 2179800200060 DO NOT INCLUDE A 5 PER CENT NORMALISATION ERROR, 2179800200061 NEITHER DO THEY INCLUDE A CONTRIBUTION FROM THE 2179800200062 DIFFICULTIES EXPERIENCED IN ANALYSING THE SHAPE 2179800200063 OF CERTAIN ASYMMETRIC NON S-WAVE RESONANCES. 2179800200064 FLAG (1.) DOUBLET. 2179800200065 STATUS .TABLE 1 OF THE MAIN REFERENCE. 2179800200066 HISTORY (821222C) A.P.T. 2179800200067 (830111E) 2179800200068 (860131A) Y.N. 2179800200069 (860411E) 2179800200070 (860620A)HH VALUE IN ASSUM-ERR FIELD CORRECTED 2179800200071 (860717E) 2179800200072 ENDBIB 70 0 2179800200073 COMMON 6 3 2179800200074 MONIT1 MONIT1-ERR MONIT2 MONIT2-ERR ERR-1 ERR-2 2179800200075 EV EV EV EV PER-CENT PER-CENT 2179800200076 5.8900E-02 2.0000E-03 6.1000E-01 6.0000E-02 1.0000E+00 3.0000E+002179800200077 ENDCOMMON 3 0 2179800200078 DATA 14 66 2179800200079 DATA 1DATA 2DATA-ERR 2DATA-MAX 2ASSUM ASSUM-ERR 2179800200080 DATA 3DATA-ERR 3DATA-MAX 3DATA 4DATA-ERR 4DATA 52179800200081 DATA 6FLAG 2179800200082 KEV EV EV EV EV EV 2179800200083 EV EV EV EV EV NO-DIM 2179800200084 NO-DIM NO-DIM 2179800200085 3.0990E+00 2.8000E-03 3.0000E-04 2179800200086 2179800200087 2179800200088 7.8000E+00 1.7400E+00 1.1000E-01 1.0400E+03 1.0000E+022179800200089 1.7400E+00 1.1000E-01 5.0000E-012179800200090 1.0000E+00 2179800200091 9.4860E+00 5.5000E-01 3.0000E-02 1.2000E+00 3.0000E-012179800200092 1.0300E+00 1.0000E-01 2179800200093 2179800200094 1.1181E+01 7.7000E-01 4.0000E-02 7.7000E+00 8.0000E-022179800200095 8.6000E-01 5.0000E-02 2179800200096 2179800200097 1.3581E+01 3.5000E-02 3.0000E-03 2179800200098 2179800200099 2179800200100 1.4465E+01 6.2000E-01 2.0000E-02 1.4000E+00 5.0000E-012179800200101 1.1200E+00 7.0000E-02 2179800200102 2179800200103 1.9278E+01 5.0000E-02 4.0000E-03 2179800200104 2179800200105 2179800200106 2.3030E+01 3.7000E-01 2.0000E-02 2179800200107 2179800200108 2179800200109 2.8220E+01 1.6000E-01 1.0000E-02 2179800200110 2179800200111 2179800200112 3.0660E+01 8.3000E-01 3.0000E-02 7.7000E+00 1.0000E+002179800200113 9.3000E-01 4.0000E-02 2179800200114 2179800200115 3.5260E+01 2.3000E-01 2.0000E-02 2179800200116 2179800200117 2179800200118 3.8440E+01 8.3000E-01 3.0000E-02 2179800200119 2179800200120 2179800200121 3.9140E+01 7.7000E-01 4.0000E-02 1.7000E+01 2.0000E+002179800200122 8.1000E-01 4.0000E-02 2179800200123 2179800200124 4.1200E+01 2.4000E-02 6.0000E-03 2179800200125 2179800200126 2179800200127 5.0140E+01 5.6000E-02 7.0000E-02 2179800200128 2179800200129 2179800200130 5.1580E+01 3.6000E-01 3.0000E-02 6.0000E+00 2.0000E+002179800200131 3.8000E-01 4.0000E-02 2179800200132 2179800200133 5.2840E+01 1.5000E+00 3.0000E-01 1.9780E+03 1.0000E+002179800200134 1.5000E+00 3.0000E-01 5.0000E-012179800200135 1.0000E+00 2179800200136 5.3590E+01 5.2000E-01 4.0000E-02 1.7000E+01 3.0000E+002179800200137 5.4000E-01 4.0000E-02 2179800200138 2179800200139 5.5070E+01 6.2000E-01 5.0000E-02 2179800200140 2179800200141 2179800200142 5.5430E+01 5.5000E-01 5.0000E-02 3.2000E+01 3.0000E+002179800200143 5.6000E-01 5.0000E-02 2179800200144 2179800200145 5.9200E+01 3.7000E-01 3.0000E-02 2179800200146 2179800200147 2179800200148 6.8760E+01 2.4000E-01 3.0000E-02 2179800200149 2179800200150 2179800200151 7.1810E+01 2.8000E-01 1.5000E-01 1.6760E+03 1.0000E+002179800200152 2.8000E-01 1.5000E-01 5.0000E-012179800200153 1.0000E+00 2179800200154 7.5800E+01 6.5000E-01 3.0000E-02 2179800200155 2179800200156 2179800200157 7.7210E+01 1.2900E+00 6.0000E-02 4.0000E+00 2.0000E+002179800200158 1.9100E+00 1.4000E-01 2179800200159 2179800200160 8.1280E+01 2.9000E-01 3.0000E-02 2179800200161 2179800200162 2179800200163 8.3190E+01 9.6000E-01 7.0000E-02 2179800200164 2179800200165 2179800200166 8.3480E+01 3.6000E-01 5.0000E-02 2179800200167 2179800200168 2179800200169 8.7330E+01 3.9000E-01 4.0000E-02 2179800200170 2179800200171 2179800200172 9.1670E+01 2.5000E-01 3.0000E-02 2179800200173 2179800200174 2179800200175 9.7770E+01 1.1000E-01 2.0000E-02 2179800200176 2179800200177 2179800200178 9.8800E+01 1.2000E+00 2.5000E-01 5.1100E+02 5.0000E+002179800200179 1.2000E+00 2.5000E-01 5.0000E-012179800200180 1.0000E+00 2179800200181 9.9840E+01 7.3000E-01 6.0000E-02 2179800200182 2179800200183 2179800200184 1.0171E+02 2.9000E-01 3.0000E-02 2179800200185 2179800200186 2179800200187 1.0418E+02 6.0000E-01 6.0000E-02 2179800200188 2179800200189 2179800200190 1.1263E+02 6.4000E-01 7.0000E-02 2179800200191 2179800200192 2179800200193 1.1296E+02 4.2000E-01 6.0000E-02 2179800200194 2179800200195 2179800200196 1.1585E+02 1.0600E+00 7.0000E-02 2.6000E+01 5.0000E+002179800200197 1.1000E+00 7.0000E-02 2179800200198 2179800200199 1.1978E+02 1.0100E+00 9.0000E-02 2.6000E+01 8.0000E+002179800200200 1.0500E+00 1.0000E-01 2179800200201 2179800200202 1.2081E+02 7.2000E-01 1.1000E-01 4.0000E+01 1.0000E+012179800200203 7.3000E-01 1.1000E-01 2179800200204 2179800200205 1.2640E+02 2.5000E+00 4.0000E-01 6.0000E+01 1.0000E+012179800200206 2179800200207 1.0000E+00 2179800200208 1.2715E+02 1.2000E-01 4.0000E-02 2179800200209 2179800200210 2179800200211 1.3000E+02 2.9000E+00 9.0000E-01 3.4700E+03 1.0000E+012179800200212 2.9000E+00 9.0000E-01 5.0000E-012179800200213 1.0000E+00 2179800200214 1.3581E+02 5.0000E-01 5.0000E-02 8.0000E+01 1.0000E+012179800200215 5.0000E-01 5.0000E-02 2179800200216 2179800200217 1.3793E+02 6.1000E-01 5.0000E-02 2179800200218 2179800200219 2179800200220 1.4101E+02 5.9000E-01 7.0000E-02 2179800200221 2179800200222 2179800200223 1.4282E+02 1.3000E+00 1.2000E-01 2179800200224 2179800200225 2179800200226 1.4551E+02 4.8000E-01 7.0000E-02 2179800200227 2179800200228 2179800200229 1.4749E+02 5.4000E-01 4.9000E-01 3.7800E+03 1.5000E+012179800200230 5.4000E-01 4.9000E-01 5.0000E-012179800200231 1.0000E+00 2179800200232 1.5047E+02 2.1000E+00 1.7000E-01 2179800200233 2179800200234 2179800200235 1.5271E+02 1.2800E+00 1.5000E-01 2179800200236 2179800200237 2179800200238 1.5322E+02 9.2000E-01 1.1000E-01 6.0000E+01 1.0000E+012179800200239 9.3000E-01 1.2000E-01 2179800200240 2179800200241 1.5718E+02 1.0600E+00 1.0000E-01 2179800200242 2179800200243 2179800200244 1.5929E+02 1.3900E+00 1.7000E-01 1.0000E+02 1.0000E+012179800200245 1.4100E+00 1.7000E-01 2179800200246 2179800200247 1.6464E+02 3.5600E+00 2.5000E-01 1.0500E+02 1.0000E+012179800200248 3.6900E+00 2.7000E-01 2179800200249 2179800200250 1.6533E+02 8.7000E-01 1.4000E-01 7.5000E+01 1.0000E+012179800200251 8.8000E-01 1.4000E-01 2179800200252 2179800200253 1.7407E+02 7.9000E-01 1.6000E-01 2179800200254 2179800200255 2179800200256 1.7409E+02 5.8000E-01 7.2000E-01 4.5900E+03 3.0000E+012179800200257 5.8000E-01 7.2000E-01 5.0000E-012179800200258 1.0000E+00 2179800200259 1.7794E+02 1.7000E+00 2.0000E-01 2179800200260 2179800200261 2179800200262 1.8238E+02 1.0200E+00 1.6000E-01 1.5000E+02 1.5000E+012179800200263 1.0300E+00 1.6000E-01 2179800200264 2179800200265 1.8800E+02 9.0000E-01 3.8170E+04 1.0000E+022179800200266 9.0000E-01 5.0000E-012179800200267 1.0000E+00 2179800200268 1.8909E+02 2.7000E-01 9.0000E-02 2179800200269 2179800200270 2179800200271 1.9212E+02 1.0700E+00 1.4000E-01 2179800200272 2179800200273 2179800200274 1.9405E+02 1.0300E+00 2.0000E-01 2179800200275 2179800200276 2179800200277 1.9456E+02 1.6700E+00 2.1000E-01 1.0000E+02 1.5000E+012179800200278 1.7000E+00 2.2000E-01 2179800200279 2179800200280 1.9770E+02 8.5000E-01 1.3000E-01 2179800200281 2179800200282 2179800200283 ENDDATA 204 0 2179800200284 ENDSUBENT 283 0 2179800299999 ENDENTRY 2 0 2179899999999