ENTRY 21066 20230515 2106600000001 SUBENT 21066001 20230515 20231011 2106600100001 BIB 9 20 2106600100002 TITLE The yield of fission neutrons per neutron absorbed 2106600100003 for Pu-239 up to 60 eV incident energy 2106600100004 AUTHOR (F.J.M.Farley) 2106600100005 REFERENCE (J,JNE,3,33,1956) 2106600100006 INSTITUTE (2UK HAR) 2106600100007 FACILITY (LINAC,2UK HAR) Slow chopper. 2106600100008 SAMPLE Measurements were made on two samples of plutonium, 2106600100009 both 3 in. in diameter. The first (5-mm sample) 2106600100010 contained 418. g of plutonium metal, the second(l-mm 2106600100011 sample) 77.77 g. 2106600100012 METHOD (TOF) 2106600100013 DETECTOR (IOCH) Ion chamber, 2 in. diam. and 8.25 in. long, 2106600100014 containing methane at a pressure of 40 atm. Two 2106600100015 independent boron trifluoride counters (not shown) 2106600100016 were used to monitor the neutron output of the 2106600100017 accelerator. The two monitor readings were consistent 2106600100018 to better than 1%. 2106600100019 HISTORY (19790822T) 2106600100020 (20230515A) SD:Updated to new date formats,lower case. 2106600100021 Corrections in all Subents. 2106600100022 ENDBIB 20 0 2106600100023 NOCOMMON 0 0 2106600100024 ENDSUBENT 23 0 2106600199999 SUBENT 21066002 20230515 20231011 2106600200001 BIB 5 6 2106600200002 REACTION ((94-PU-239(N,ABS),,ETA)//(94-PU-239(N,ABS),,ETA)) 2106600200003 REL-REF (R,,J.A.Harvey+,B,PR.NUC.EN.,1,1,1956) Chapter I. 2106600200004 ERR-ANALYS No details 2106600200005 STATUS (NDD) 2106600200006 HISTORY (20230515A) SD: Reaction code corrected and presented 2106600200007 as reaction ratio. 2106600200008 ENDBIB 6 0 2106600200009 COMMON 1 3 2106600200010 EN-DN 2106600200011 EV 2106600200012 0.0253 2106600200013 ENDCOMMON 3 0 2106600200014 DATA 2 261 2106600200015 EN-NM DATA 2106600200016 MEV NO-DIM 2106600200017 3.70E-08 9.30E-01 2106600200018 3.70E-08 9.80E-01 2106600200019 4.20E-08 9.45E-01 2106600200020 4.50E-08 9.80E-01 2106600200021 4.51E-08 1.01E+00 2106600200022 5.00E-08 9.70E-01 2106600200023 5.00E-08 1.01E+00 2106600200024 5.40E-08 9.60E-01 2106600200025 5.40E-08 9.90E-01 2106600200026 6.20E-08 9.60E-01 2106600200027 6.20E-08 9.70E-01 2106600200028 6.80E-08 9.60E-01 2106600200029 6.80E-08 9.80E-01 2106600200030 7.90E-08 9.50E-01 2106600200031 7.90E-08 9.70E-01 2106600200032 8.80E-08 9.50E-01 2106600200033 8.90E-08 9.05E-01 2106600200034 1.10E-07 8.90E-01 2106600200035 1.10E-07 9.01E-01 2106600200036 1.35E-07 8.30E-01 2106600200037 1.35E-07 9.10E-01 2106600200038 1.45E-07 7.90E-01 2106600200039 1.45E-07 8.70E-01 2106600200040 1.54E-07 8.10E-01 2106600200041 1.65E-07 8.30E-01 2106600200042 2.10E-07 7.30E-01 2106600200043 2.20E-07 7.50E-01 2106600200044 2.70E-07 7.55E-01 2106600200045 3.10E-07 8.60E-01 2106600200046 3.20E-07 8.70E-01 2106600200047 3.80E-07 8.10E-01 2106600200048 3.80E-07 8.40E-01 2106600200049 4.80E-07 8.48E-01 2106600200050 4.90E-07 8.80E-01 2106600200051 6.30E-07 9.50E-01 2106600200052 6.50E-07 8.60E-01 2106600200053 3.60E-06 7.70E-01 2106600200054 3.90E-06 7.00E-01 2106600200055 4.30E-06 9.20E-01 2106600200056 4.55E-06 9.30E-01 2106600200057 5.00E-06 9.50E-01 2106600200058 5.50E-06 9.80E-01 2106600200059 6.00E-06 7.40E-01 2106600200060 6.30E-06 5.90E-01 2106600200061 6.35E-06 8.20E-01 2106600200062 6.50E-06 7.40E-01 2106600200063 6.50E-06 8.30E-01 2106600200064 6.60E-06 7.90E-01 2106600200065 6.75E-06 6.50E-01 2106600200066 6.75E-06 7.00E-01 2106600200067 6.90E-06 5.80E-01 2106600200068 7.10E-06 7.40E-01 2106600200069 7.15E-06 7.90E-01 2106600200070 7.15E-06 8.35E-01 2106600200071 7.20E-06 7.10E-01 2106600200072 7.30E-06 7.80E-01 2106600200073 7.30E-06 9.90E-01 2106600200074 7.35E-06 8.60E-01 2106600200075 7.40E-06 7.70E-01 2106600200076 7.45E-06 8.60E-01 2106600200077 7.50E-06 6.30E-01 2106600200078 7.50E-06 8.70E-01 2106600200079 7.55E-06 7.50E-01 2106600200080 7.60E-06 6.10E-01 2106600200081 7.60E-06 8.10E-01 2106600200082 7.70E-06 6.00E-01 2106600200083 7.70E-06 7.85E-01 2106600200084 7.75E-06 6.30E-01 2106600200085 7.80E-06 5.60E-01 2106600200086 7.80E-06 6.20E-01 2106600200087 7.85E-06 5.10E-01 2106600200088 7.90E-06 5.50E-01 2106600200089 7.90E-06 6.00E-01 2106600200090 8.00E-06 5.90E-01 2106600200091 8.10E-06 5.30E-01 2106600200092 8.10E-06 6.30E-01 2106600200093 8.20E-06 5.60E-01 2106600200094 8.25E-06 4.00E-01 2106600200095 8.30E-06 4.60E-01 2106600200096 8.50E-06 5.20E-01 2106600200097 8.60E-06 9.10E-01 2106600200098 8.80E-06 4.60E-01 2106600200099 9.30E-06 4.40E-01 2106600200100 9.30E-06 5.30E-01 2106600200101 9.50E-06 7.80E-01 2106600200102 9.55E-06 7.20E-01 2106600200103 9.80E-06 8.40E-01 2106600200104 9.80E-06 9.10E-01 2106600200105 9.90E-06 8.60E-01 2106600200106 1.00E-05 6.00E-01 2106600200107 1.01E-05 7.10E-01 2106600200108 1.01E-05 7.85E-01 2106600200109 1.02E-05 7.60E-01 2106600200110 1.03E-05 8.20E-01 2106600200111 1.03E-05 8.70E-01 2106600200112 1.04E-05 1.04E+00 2106600200113 1.04E-05 7.60E-01 2106600200114 1.05E-05 8.60E-01 2106600200115 1.06E-05 8.40E-01 2106600200116 1.06E-05 9.50E-01 2106600200117 1.07E-05 7.20E-01 2106600200118 1.08E-05 7.00E-01 2106600200119 1.08E-05 7.80E-01 2106600200120 1.08E-05 9.50E-01 2106600200121 1.09E-05 9.10E-01 2106600200122 1.10E-05 8.70E-01 2106600200123 1.10E-05 9.90E-01 2106600200124 1.12E-05 8.40E-01 2106600200125 1.14E-05 9.20E-01 2106600200126 1.14E-05 9.50E-01 2106600200127 1.15E-05 8.20E-01 2106600200128 1.16E-05 6.90E-01 2106600200129 1.17E-05 6.70E-01 2106600200130 1.17E-05 7.20E-01 2106600200131 1.18E-05 6.00E-01 2106600200132 1.19E-05 4.10E-01 2106600200133 1.19E-05 4.40E-01 2106600200134 1.20E-05 3.80E-01 2106600200135 1.22E-05 3.00E-01 2106600200136 1.24E-05 2.80E-01 2106600200137 1.26E-05 5.10E-01 2106600200138 1.27E-05 7.00E-01 2106600200139 1.28E-05 5.80E-01 2106600200140 1.30E-05 5.70E-01 2106600200141 1.31E-05 9.20E-01 2106600200142 1.33E-05 6.10E-01 2106600200143 1.33E-05 4.90E-01 2106600200144 1.33E-05 6.20E-01 2106600200145 1.35E-05 6.20E-01 2106600200146 1.35E-05 7.60E-01 2106600200147 1.36E-05 7.20E-01 2106600200148 1.38E-05 8.00E-01 2106600200149 1.38E-05 6.20E-01 2106600200150 1.38E-05 8.60E-01 2106600200151 1.40E-05 7.00E-01 2106600200152 1.42E-05 9.00E-01 2106600200153 1.42E-05 1.00E+00 2106600200154 1.44E-05 6.10E-01 2106600200155 1.44E-05 6.50E-01 2106600200156 1.45E-05 5.80E-01 2106600200157 1.47E-05 6.00E-01 2106600200158 1.47E-05 6.05E-01 2106600200159 1.49E-05 6.00E-01 2106600200160 1.50E-05 7.20E-01 2106600200161 1.52E-05 6.00E-01 2106600200162 1.52E-05 8.30E-01 2106600200163 1.54E-05 8.40E-01 2106600200164 1.54E-05 1.00E+00 2106600200165 1.56E-05 9.50E-01 2106600200166 1.58E-05 9.90E-01 2106600200167 1.59E-05 9.90E-01 2106600200168 1.60E-05 9.20E-01 2106600200169 1.61E-05 8.20E-01 2106600200170 1.62E-05 9.50E-01 2106600200171 1.64E-05 9.60E-01 2106600200172 1.65E-05 9.00E-01 2106600200173 1.66E-05 9.80E-01 2106600200174 1.67E-05 8.10E-01 2106600200175 1.67E-05 8.80E-01 2106600200176 1.68E-05 7.00E-01 2106600200177 1.72E-05 7.60E-01 2106600200178 1.73E-05 8.30E-01 2106600200179 1.74E-05 8.20E-01 2106600200180 1.75E-05 5.80E-01 2106600200181 1.78E-05 5.90E-01 2106600200182 1.78E-05 6.40E-01 2106600200183 1.79E-05 6.10E-01 2106600200184 1.80E-05 6.00E-01 2106600200185 1.81E-05 4.50E-01 2106600200186 1.84E-05 3.40E-01 2106600200187 1.86E-05 5.10E-01 2106600200188 1.88E-05 4.40E-01 2106600200189 1.90E-05 5.80E-01 2106600200190 1.95E-05 4.20E-01 2106600200191 1.95E-05 5.50E-01 2106600200192 1.98E-05 5.70E-01 2106600200193 1.99E-05 2.80E-01 2106600200194 2.00E-05 4.40E-01 2106600200195 2.04E-05 2.40E-01 2106600200196 2.06E-05 2.20E-01 2106600200197 2.08E-05 1.80E-01 2106600200198 2.10E-05 1.70E-01 2106600200199 2.10E-05 4.50E-01 2106600200200 2.12E-05 2.80E-01 2106600200201 2.14E-05 6.10E-01 2106600200202 2.16E-05 8.60E-01 2106600200203 2.18E-05 6.20E-01 2106600200204 2.20E-05 6.60E-01 2106600200205 2.20E-05 7.90E-01 2106600200206 2.24E-05 7.40E-01 2106600200207 2.28E-05 7.00E-01 2106600200208 2.30E-05 5.50E-01 2106600200209 2.30E-05 6.80E-01 2106600200210 2.34E-05 7.60E-01 2106600200211 2.36E-05 5.00E-01 2106600200212 2.40E-05 6.20E-01 2106600200213 2.44E-05 4.20E-01 2106600200214 2.45E-05 5.00E-01 2106600200215 2.50E-05 4.00E-01 2106600200216 2.55E-05 6.00E-01 2106600200217 2.58E-05 5.10E-01 2106600200218 2.60E-05 7.20E-01 2106600200219 2.63E-05 7.80E-01 2106600200220 2.65E-05 5.60E-01 2106600200221 2.68E-05 6.00E-01 2106600200222 2.70E-05 3.90E-01 2106600200223 2.76E-05 2.80E-01 2106600200224 2.78E-05 2.00E-01 2106600200225 2.80E-05 1.00E-01 2106600200226 2.86E-05 2.80E-01 2106600200227 2.90E-05 3.00E-01 2106600200228 2.98E-05 2.70E-01 2106600200229 3.30E-05 3.80E-01 2106600200230 3.30E-05 4.40E-01 2106600200231 3.35E-05 7.80E-01 2106600200232 3.40E-05 6.60E-01 2106600200233 3.45E-05 5.60E-01 2106600200234 3.50E-05 4.00E-01 2106600200235 3.55E-05 5.10E-01 2106600200236 3.60E-05 3.10E-01 2106600200237 3.65E-05 2.10E-01 2106600200238 3.70E-05 1.90E-01 2106600200239 3.70E-05 4.50E-01 2106600200240 3.75E-05 2.60E-01 2106600200241 3.80E-05 1.00E-01 2106600200242 3.90E-05 1.40E-01 2106600200243 4.00E-05 1.60E-01 2106600200244 4.00E-05 5.10E-01 2106600200245 4.20E-05 7.90E-01 2106600200246 4.30E-05 2.50E-01 2106600200247 4.30E-05 3.20E-01 2106600200248 4.35E-05 8.50E-01 2106600200249 4.40E-05 2.30E-01 2106600200250 4.50E-05 1.60E-01 2106600200251 4.50E-05 2.00E-01 2106600200252 4.60E-05 1.60E-01 2106600200253 4.60E-05 2.00E-01 2106600200254 4.70E-05 1.60E-01 2106600200255 4.70E-05 2.40E-01 2106600200256 4.80E-05 4.80E-01 2106600200257 4.90E-05 9.10E-01 2106600200258 4.90E-05 1.05E+00 2106600200259 5.00E-05 9.00E-01 2106600200260 5.10E-05 9.10E-01 2106600200261 5.18E-05 8.20E-01 2106600200262 5.20E-05 7.00E-01 2106600200263 5.24E-05 7.80E-01 2106600200264 5.30E-05 4.80E-01 2106600200265 5.38E-05 5.10E-01 2106600200266 5.40E-05 2.80E-01 2106600200267 5.44E-05 3.80E-01 2106600200268 5.50E-05 2.80E-01 2106600200269 5.55E-05 3.00E-01 2106600200270 5.60E-05 4.80E-01 2106600200271 5.60E-05 5.80E-01 2106600200272 5.70E-05 7.65E-01 2106600200273 5.80E-05 9.80E-01 2106600200274 5.80E-05 1.28E+00 2106600200275 5.90E-05 1.01E+00 2106600200276 5.90E-05 1.06E+00 2106600200277 6.10E-05 9.80E-01 2106600200278 ENDDATA 263 0 2106600200279 ENDSUBENT 278 0 2106600299999 SUBENT 21066003 20230515 20231011 2106600300001 BIB 6 7 2106600300002 REACTION (94-PU-239(N,EL),,WID) 2106600300003 ANALYSIS (AREA) No details. 2106600300004 ASSUMED (ASSUM1,94-PU-239(N,G),,WID) 2106600300005 (ASSUM2,94-PU-239(N,F),,NU) 2106600300006 ERR-ANALYS (DATA-ERR) No details 2106600300007 STATUS (TABLE) Table on p.43 of J.Nucl.Energ.,3(1956)33 2106600300008 HISTORY (20230515U) SD: STATUS updated. 2106600300009 ENDBIB 7 0 2106600300010 COMMON 2 3 2106600300011 ASSUM1 ASSUM2 2106600300012 MILLI-EV NO-DIM 2106600300013 40. 2.92 2106600300014 ENDCOMMON 3 0 2106600300015 DATA 4 24 2106600300016 EN-RES EN-RES-ERR DATA DATA-ERR 2106600300017 MEV MEV MILLI-EV MILLI-EV 2106600300018 2.960E-07 2.00E-09 58. 6. 2106600300019 7.100E-06 2.00E-07 71. 20. 2106600300020 7.850E-06 3.00E-08 32. 6. 2106600300021 1.095E-05 5.00E-08 103. 20. 2106600300022 1.195E-05 5.00E-08 10. 3. 2106600300023 1.430E-05 2.00E-07 90. 20. 2106600300024 1.480E-05 2.00E-07 37. 10. 2106600300025 1.560E-05 3.00E-07 160. 70. 2106600300026 1.775E-05 1.00E-07 43. 8. 2106600300027 1.920E-05 3.00E-07 24. 4. 2106600300028 2.235E-05 1.00E-07 61. 20. 2106600300029 2.360E-05 3.00E-07 21. 4. 2106600300030 2.610E-05 2.00E-07 49. 10. 2106600300031 2.810E-05 3.00E-07 5. 3. 2106600300032 2.990E-05 3.00E-07 11. 4. 2106600300033 3.180E-05 3.00E-07 23. 9. 2106600300034 3.280E-05 3.00E-07 80. 25. 2106600300035 3.500E-05 3.00E-07 8. 4. 2106600300036 3.780E-05 3.00E-07 5. 5. 2106600300037 3.950E-05 5.00E-07 43. 20. 2106600300038 4.140E-05 4.00E-07 14. 3. 2106600300039 4.410E-05 4.00E-07 7. 3. 2106600300040 4.800E-05 5.00E-07 130. 60. 2106600300041 4.920E-05 5.00E-07 45. 25. 2106600300042 ENDDATA 26 0 2106600300043 ENDSUBENT 42 0 2106600399999 ENDENTRY 3 0 2106699999999