ENTRY 33103 20171013 31813310300000001 SUBENT 33103001 20171013 31813310300100001 BIB 10 45 3310300100002 TITLE Prescission neutron emission in 235U(nth,f) through 3310300100003 fragment-neutron angular correlation studies 3310300100004 AUTHOR (M.S.Samant, R.P.Anand, R.K.Choudhury, S.S.Kapoor, 3310300100005 D.M.Nadkarni) 3310300100006 INSTITUTE (3INDTRM) 3310300100007 REFERENCE (J,PR/C,51,3127,1995) 3310300100008 FACILITY (REAC,3INDTRM) CIRUS reactor at Trombay. 3310300100009 SAMPLE A 235U target of 100 ug/cm2 thickness electrodeposited 3310300100010 on a thin Au (~20 ug/cm2 thick) coated VYNS backing 3310300100011 DETECTOR (IOCH) A back-to-back gridded ionization chamber 3310300100012 to measure the energies of the fission fragment 3310300100013 pair and also the angle of emission with respect to 3310300100014 the electric field direction in chamber. 3310300100015 The ionization chamber consisted of a central cathode 3310300100016 and two parallel plate gridded ionization chambers in 3310300100017 back-to-back geometry with the cathode-grid and 3310300100018 collector-grid distances of 3.0 cm and 0.7 cm, 3310300100019 respectively. 3310300100020 The chamber was filled with P-10 gas at 1.1 atmosphere,3310300100021 so as to stop all the fission fragments in the 3310300100022 cathode-grid region. 3310300100023 (SCIN) NE213 liquid scintillation neutron detector 3310300100024 (5 cm diam., 5 cm thick) at a distance of 70 cm from 3310300100025 the uranium target, along the direction of the 3310300100026 electric field of the ionization chamber. 3310300100027 The neutron detector was adequately shielded from 3310300100028 background neutrons and gamma rays by using 7-cm 3310300100029 thick lead and 50-cm thick borated paraffin in a 3310300100030 cylindrical geometry. 3310300100031 METHOD (TOF) Time-of-flight by taking the start signal from 3310300100032 the common cathode of the ionization chamber and the 3310300100033 stop signal from the neutron detector. 3310300100034 The time resolution as determined from the prompt 3310300100035 gamma ray peak in the time-of-flight spectrum was 3310300100036 seen to be about 2.5 ns. 3310300100037 (COINC) The c.m.center-of-mass neutron energy spectra 3310300100038 were determined by analyzing the neutron coincidence 3310300100039 events, corresponding to fragment emission in a cone 3310300100040 of half angle +/-18 deg with respect to the direction 3310300100041 of neutron emission. 3310300100042 CORRECTION The observed neutron angular distributions were 3310300100043 corrected for chance coincidences arising due to 3310300100044 back-ground neutrons. 3310300100045 HISTORY (20170811C) VT 3310300100046 (20171013U) On. Fainlized. 3310300100047 ENDBIB 45 0 3310300100048 COMMON 1 3 3310300100049 EN-DUMMY 3310300100050 EV 3310300100051 0.0253 3310300100052 ENDCOMMON 3 0 3310300100053 ENDSUBENT 52 0 3310300199999 SUBENT 33103002 20171013 31813310300200001 BIB 3 6 3310300200002 REACTION (92-U-235(N,F)MASS,PR/PAR,NU/DA,,MSC) 3310300200003 Neutron - A=140 fragment angle distribution for prompt 3310300200004 fission neutrons emitted with fragments at the total 3310300200005 kinetic energy specified 3310300200006 ERR-ANALYS (DATA-ERR) No information on sources of uncertainties 3310300200007 STATUS (CURVE) Fig.4 of Phys.Rev.C51(1995)3127 3310300200008 ENDBIB 6 0 3310300200009 COMMON 1 3 3310300200010 MASS 3310300200011 NO-DIM 3310300200012 140. 3310300200013 ENDCOMMON 3 0 3310300200014 DATA 5 238 3310300200015 TKE-MIN TKE-MAX COS DATA DATA-ERR 3310300200016 MEV MEV NO-DIM ARB-UNITS ARB-UNITS 3310300200017 160. 164. -0.982 0.273 3310300200018 160. 164. -0.947 0.247 0.023 3310300200019 160. 164. -0.891 0.246 3310300200020 160. 164. -0.846 0.208 3310300200021 160. 164. -0.797 0.177 3310300200022 160. 164. -0.745 0.128 3310300200023 160. 164. -0.689 0.112 3310300200024 160. 164. -0.640 0.091 3310300200025 160. 164. -0.588 0.076 3310300200026 160. 164. -0.546 0.084 3310300200027 160. 164. -0.490 0.067 3310300200028 160. 164. -0.434 0.067 3310300200029 160. 164. -0.382 0.039 3310300200030 160. 164. -0.333 0.029 3310300200031 160. 164. -0.273 0.036 3310300200032 160. 164. -0.221 0.021 3310300200033 160. 164. -0.172 0.036 3310300200034 160. 164. -0.123 0.036 3310300200035 160. 164. -0.078 0.011 3310300200036 160. 164. -0.022 0.012 3310300200037 160. 164. 0.027 0.014 3310300200038 160. 164. 0.083 0.016 3310300200039 160. 164. 0.132 0.025 3310300200040 160. 164. 0.184 0.048 0.022 3310300200041 160. 164. 0.233 0.035 3310300200042 160. 164. 0.294 0.018 3310300200043 160. 164. 0.339 0.028 3310300200044 160. 164. 0.391 0.044 3310300200045 160. 164. 0.439 0.042 3310300200046 160. 164. 0.495 0.039 3310300200047 160. 164. 0.551 0.035 3310300200048 160. 164. 0.604 0.050 3310300200049 160. 164. 0.642 0.059 3310300200050 160. 164. 0.705 0.086 3310300200051 160. 164. 0.754 0.078 3310300200052 160. 164. 0.806 0.077 3310300200053 160. 164. 0.862 0.075 3310300200054 160. 164. 0.908 0.079 3310300200055 160. 164. 0.960 0.081 3310300200056 160. 164. 1.007 0.128 0.018 3310300200057 165. 169. -0.982 0.243 3310300200058 165. 169. -0.940 0.190 3310300200059 165. 169. -0.892 0.195 0.019 3310300200060 165. 169. -0.833 0.161 3310300200061 165. 169. -0.784 0.138 3310300200062 165. 169. -0.732 0.120 3310300200063 165. 169. -0.673 0.087 3310300200064 165. 169. -0.618 0.082 3310300200065 165. 169. -0.572 0.062 3310300200066 165. 169. -0.517 0.054 3310300200067 165. 169. -0.462 0.053 3310300200068 165. 169. -0.406 0.035 3310300200069 165. 169. -0.368 0.044 3310300200070 165. 169. -0.316 0.036 3310300200071 165. 169. -0.261 0.034 3310300200072 165. 169. -0.209 0.033 3310300200073 165. 169. -0.164 0.023 3310300200074 165. 169. -0.116 0.024 3310300200075 165. 169. -0.061 0.021 3310300200076 165. 169. -0.002 0.008 3310300200077 165. 169. 0.043 0.014 3310300200078 165. 169. 0.091 0.048 0.022 3310300200079 165. 169. 0.143 0.026 3310300200080 165. 169. 0.188 0.029 3310300200081 165. 169. 0.247 0.031 3310300200082 165. 169. 0.298 0.040 3310300200083 165. 169. 0.350 0.035 3310300200084 165. 169. 0.405 0.034 3310300200085 165. 169. 0.443 0.045 3310300200086 165. 169. 0.495 0.044 3310300200087 165. 169. 0.550 0.047 3310300200088 165. 169. 0.606 0.052 3310300200089 165. 169. 0.650 0.059 3310300200090 165. 169. 0.699 0.063 3310300200091 165. 169. 0.754 0.068 3310300200092 165. 169. 0.802 0.075 3310300200093 165. 169. 0.854 0.080 3310300200094 165. 169. 0.902 0.073 3310300200095 165. 169. 0.940 0.116 0.019 3310300200096 165. 169. 0.988 0.134 3310300200097 170. 174. -1.000 0.254 3310300200098 170. 174. -0.967 0.166 0.023 3310300200099 170. 174. -0.925 0.169 3310300200100 170. 174. -0.880 0.140 3310300200101 170. 174. -0.823 0.104 3310300200102 170. 174. -0.774 0.103 3310300200103 170. 174. -0.714 0.073 3310300200104 170. 174. -0.658 0.070 3310300200105 170. 174. -0.606 0.050 3310300200106 170. 174. -0.556 0.053 3310300200107 170. 174. -0.504 0.045 3310300200108 170. 174. -0.455 0.045 3310300200109 170. 174. -0.395 0.035 3310300200110 170. 174. -0.350 0.031 3310300200111 170. 174. -0.298 0.031 3310300200112 170. 174. -0.242 0.032 3310300200113 170. 174. -0.193 0.029 3310300200114 170. 174. -0.140 0.022 3310300200115 170. 174. -0.084 0.023 3310300200116 170. 174. -0.038 0.010 3310300200117 170. 174. 0.017 0.027 0.018 3310300200118 170. 174. 0.062 0.023 3310300200119 170. 174. 0.122 0.022 3310300200120 170. 174. 0.171 0.031 3310300200121 170. 174. 0.220 0.024 3310300200122 170. 174. 0.276 0.028 3310300200123 170. 174. 0.328 0.032 3310300200124 170. 174. 0.377 0.038 3310300200125 170. 174. 0.430 0.042 3310300200126 170. 174. 0.482 0.041 3310300200127 170. 174. 0.530 0.046 3310300200128 170. 174. 0.577 0.047 3310300200129 170. 174. 0.629 0.048 3310300200130 170. 174. 0.688 0.057 3310300200131 170. 174. 0.733 0.061 3310300200132 170. 174. 0.793 0.071 3310300200133 170. 174. 0.834 0.083 3310300200134 170. 174. 0.887 0.077 3310300200135 170. 174. 0.937 0.077 3310300200136 170. 174. 0.995 0.094 0.021 3310300200137 175. 179. -1.005 0.173 3310300200138 175. 179. -0.969 0.118 3310300200139 175. 179. -0.924 0.121 0.022 3310300200140 175. 179. -0.865 0.104 3310300200141 175. 179. -0.812 0.084 3310300200142 175. 179. -0.759 0.086 3310300200143 175. 179. -0.699 0.064 3310300200144 175. 179. -0.647 0.055 3310300200145 175. 179. -0.594 0.050 3310300200146 175. 179. -0.549 0.045 3310300200147 175. 179. -0.497 0.041 3310300200148 175. 179. -0.448 0.037 3310300200149 175. 179. -0.395 0.037 3310300200150 175. 179. -0.343 0.034 3310300200151 175. 179. -0.297 0.028 3310300200152 175. 179. -0.245 0.034 3310300200153 175. 179. -0.186 0.033 3310300200154 175. 179. -0.136 0.023 3310300200155 175. 179. -0.077 0.018 3310300200156 175. 179. -0.028 0.019 3310300200157 175. 179. 0.017 0.010 3310300200158 175. 179. 0.062 0.016 3310300200159 175. 179. 0.115 0.028 0.021 3310300200160 175. 179. 0.171 0.032 3310300200161 175. 179. 0.223 0.031 3310300200162 175. 179. 0.272 0.028 3310300200163 175. 179. 0.332 0.037 3310300200164 175. 179. 0.370 0.039 3310300200165 175. 179. 0.425 0.044 3310300200166 175. 179. 0.482 0.045 3310300200167 175. 179. 0.534 0.046 3310300200168 175. 179. 0.583 0.054 3310300200169 175. 179. 0.636 0.060 3310300200170 175. 179. 0.688 0.056 3310300200171 175. 179. 0.744 0.059 3310300200172 175. 179. 0.789 0.078 3310300200173 175. 179. 0.845 0.081 3310300200174 175. 179. 0.894 0.076 3310300200175 175. 179. 0.939 0.075 0.020 3310300200176 175. 179. 0.995 0.046 3310300200177 180. 184. -0.963 0.080 3310300200178 180. 184. -0.901 0.081 0.024 3310300200179 180. 184. -0.851 0.073 3310300200180 180. 184. -0.807 0.061 3310300200181 180. 184. -0.754 0.054 3310300200182 180. 184. -0.707 0.046 3310300200183 180. 184. -0.651 0.042 3310300200184 180. 184. -0.601 0.050 3310300200185 180. 184. -0.551 0.042 3310300200186 180. 184. -0.498 0.036 3310300200187 180. 184. -0.445 0.029 3310300200188 180. 184. -0.398 0.036 3310300200189 180. 184. -0.348 0.036 3310300200190 180. 184. -0.292 0.043 3310300200191 180. 184. -0.239 0.030 3310300200192 180. 184. -0.198 0.040 3310300200193 180. 184. -0.142 0.024 3310300200194 180. 184. -0.086 0.027 3310300200195 180. 184. -0.030 0.036 0.025 3310300200196 180. 184. 0.014 0.026 3310300200197 180. 184. 0.070 0.031 3310300200198 180. 184. 0.117 0.029 3310300200199 180. 184. 0.167 0.037 3310300200200 180. 184. 0.222 0.039 3310300200201 180. 184. 0.273 0.034 3310300200202 180. 184. 0.322 0.039 3310300200203 180. 184. 0.370 0.031 3310300200204 180. 184. 0.425 0.042 3310300200205 180. 184. 0.475 0.041 3310300200206 180. 184. 0.531 0.047 3310300200207 180. 184. 0.575 0.048 3310300200208 180. 184. 0.628 0.044 3310300200209 180. 184. 0.690 0.053 3310300200210 180. 184. 0.743 0.060 3310300200211 180. 184. 0.784 0.050 3310300200212 180. 184. 0.846 0.056 3310300200213 180. 184. 0.895 0.062 3310300200214 180. 184. 0.948 0.057 0.024 3310300200215 180. 184. 1.001 0.071 3310300200216 185. 189. -1.000 0.056 3310300200217 185. 189. -0.942 0.045 0.026 3310300200218 185. 189. -0.900 0.037 3310300200219 185. 189. -0.844 0.041 3310300200220 185. 189. -0.791 0.036 3310300200221 185. 189. -0.742 0.034 3310300200222 185. 189. -0.697 0.029 3310300200223 185. 189. -0.642 0.027 3310300200224 185. 189. -0.588 0.036 3310300200225 185. 189. -0.538 0.034 3310300200226 185. 189. -0.488 0.036 3310300200227 185. 189. -0.441 0.027 3310300200228 185. 189. -0.382 0.024 3310300200229 185. 189. -0.332 0.031 3310300200230 185. 189. -0.282 0.028 3310300200231 185. 189. -0.230 0.032 3310300200232 185. 189. -0.182 0.026 3310300200233 185. 189. -0.127 0.018 3310300200234 185. 189. -0.076 0.029 3310300200235 185. 189. 0.027 0.039 0.027 3310300200236 185. 189. 0.082 0.023 3310300200237 185. 189. 0.137 0.035 3310300200238 185. 189. 0.179 0.044 3310300200239 185. 189. 0.240 0.035 3310300200240 185. 189. 0.288 0.044 3310300200241 185. 189. 0.337 0.054 3310300200242 185. 189. 0.391 0.051 3310300200243 185. 189. 0.443 0.048 3310300200244 185. 189. 0.494 0.046 3310300200245 185. 189. 0.543 0.053 3310300200246 185. 189. 0.594 0.048 3310300200247 185. 189. 0.646 0.050 3310300200248 185. 189. 0.694 0.045 3310300200249 185. 189. 0.752 0.053 3310300200250 185. 189. 0.800 0.053 3310300200251 185. 189. 0.852 0.051 3310300200252 185. 189. 0.897 0.067 3310300200253 185. 189. 0.955 0.065 0.023 3310300200254 185. 189. 1.003 0.051 3310300200255 ENDDATA 240 0 3310300200256 ENDSUBENT 255 0 3310300299999 SUBENT 33103003 20171013 31813310300300001 BIB 4 5 3310300300002 REACTION (92-U-235(N,F)MASS,PR/FRG,NU/TKE) 3310300300003 ERR-ANALYS (DATA-ERR) No information on sources of uncertainties 3310300300004 COMMENT By compiler: Some symbols are not clearly visible, 3310300300005 and were not digitized. 3310300300006 STATUS (CURVE) Fig.7 of Phys.Rev.C51(1995)3127 3310300300007 ENDBIB 5 0 3310300300008 NOCOMMON 0 0 3310300300009 DATA 6 118 3310300300010 MASS TKE DATA +DATA-ERR -DATA-ERR DATA-ERR 3310300300011 NO-DIM MEV PRT/FIS PRT/FIS PRT/FIS PRT/FIS 3310300300012 90. 149.647 2.091 0.726 3310300300013 90. 155.102 1.625 0.478 3310300300014 90. 169.994 0.376 0.174 3310300300015 92. 149.627 2.001 1.086 3310300300016 92. 154.916 1.866 0.510 3310300300017 92. 159.679 1.450 0.301 3310300300018 92. 164.682 1.285 0.244 3310300300019 92. 169.696 0.967 0.192 3310300300020 92. 174.474 0.395 0.247 3310300300021 94. 149.551 2.218 0.758 0.472 3310300300022 94. 154.993 2.854 0.609 3310300300023 94. 159.748 1.762 0.331 3310300300024 94. 164.790 1.326 0.212 3310300300025 94. 169.495 1.028 0.156 3310300300026 94. 174.694 0.655 3310300300027 94. 179.243 0.290 0.214 3310300300028 96. 150.390 1.989 1.023 3310300300029 96. 155.238 2.319 0.776 0.496 3310300300030 96. 160.107 1.993 0.525 0.447 3310300300031 96. 165.246 1.546 0.340 3310300300032 96. 170.272 1.224 0.166 3310300300033 96. 174.849 0.716 3310300300034 96. 179.935 0.391 0.146 3310300300035 96. 184.993 0.106 3310300300036 98. 150.122 2.307 0.967 3310300300037 98. 154.916 2.710 0.715 0.597 3310300300038 98. 159.955 2.210 0.530 3310300300039 98. 164.816 1.790 0.279 3310300300040 98. 169.604 1.418 0.252 0.216 3310300300041 98. 174.934 0.922 0.209 3310300300042 98. 179.988 0.513 0.122 3310300300043 98. 184.859 0.202 0.141 3310300300044 100. 159.490 2.516 0.588 3310300300045 100. 164.653 2.036 0.412 3310300300046 100. 169.668 1.517 0.294 3310300300047 100. 174.660 1.171 0.226 3310300300048 100. 179.338 0.525 0.119 3310300300049 100. 184.740 0.379 0.101 3310300300050 100. 189.730 0.115 3310300300051 102. 159.999 3.051 1.033 1.036 3310300300052 102. 165.246 2.437 0.472 0.548 3310300300053 102. 170.356 1.800 0.357 3310300300054 102. 175.255 1.394 0.303 3310300300055 102. 185.534 0.556 0.113 3310300300056 102. 190.404 0.232 0.106 3310300300057 104. 159.732 2.901 1.408 3310300300058 104. 164.816 2.775 0.873 3310300300059 104. 169.498 2.246 0.655 3310300300060 104. 174.750 1.498 0.301 3310300300061 104. 179.933 1.225 0.225 3310300300062 104. 184.767 0.719 0.164 3310300300063 106. 165.351 2.788 1.186 3310300300064 106. 170.167 2.548 1.097 3310300300065 106. 175.385 2.054 0.536 3310300300066 106. 179.996 1.621 0.417 3310300300067 106. 185.017 1.348 0.554 0.363 3310300300068 106. 190.105 1.291 0.616 3310300300069 130. 164.848 0.242 0.220 3310300300070 130. 169.766 0.141 0.226 3310300300071 130. 179.637 0.059 0.150 3310300300072 130. 185.017 0.085 0.169 3310300300073 130. 189.967 0.042 0.176 3310300300074 132. 160.134 0.387 0.225 3310300300075 132. 164.950 0.359 0.169 3310300300076 132. 169.900 0.338 0.183 3310300300077 132. 174.448 0.218 0.120 3310300300078 132. 179.933 0.077 0.127 3310300300079 132. 184.883 0.049 0.155 3310300300080 132. 189.833 0.042 0.141 3310300300081 134. 159.701 0.704 0.356 3310300300082 134. 165.378 0.594 0.207 0.199 3310300300083 134. 169.793 0.433 0.195 3310300300084 134. 175.090 0.266 0.121 3310300300085 134. 179.721 0.098 0.121 3310300300086 134. 185.025 0.109 0.109 3310300300087 134. 189.862 0.054 3310300300088 136. 159.543 0.776 0.163 3310300300089 136. 164.643 0.972 0.224 0.181 3310300300090 136. 169.714 0.685 0.154 0.122 3310300300091 136. 174.685 0.368 0.106 3310300300092 136. 179.577 0.263 0.096 3310300300093 136. 184.375 0.244 0.135 3310300300094 136. 190.003 0.216 0.120 3310300300095 138. 150.103 1.516 0.877 3310300300096 138. 154.992 0.931 0.360 3310300300097 138. 159.908 1.012 0.253 0.212 3310300300098 138. 164.182 0.941 0.170 3310300300099 138. 169.691 0.845 0.135 3310300300100 138. 174.934 0.966 0.219 3310300300101 138. 179.896 0.387 0.117 3310300300102 138. 184.950 0.295 0.131 3310300300103 140. 150.669 1.843 0.814 3310300300104 140. 155.043 1.331 0.322 0.443 3310300300105 140. 160.156 1.162 0.312 0.331 3310300300106 140. 165.192 1.230 0.324 3310300300107 140. 170.046 0.868 0.162 3310300300108 140. 174.899 0.559 0.147 3310300300109 140. 180.121 0.483 0.166 3310300300110 140. 185.195 0.382 0.125 0.138 3310300300111 142. 149.833 1.095 0.389 0.642 3310300300112 142. 154.783 1.685 0.315 0.687 3310300300113 142. 159.405 0.974 0.224 3310300300114 142. 164.536 1.198 0.151 3310300300115 142. 169.225 0.883 0.160 3310300300116 142. 174.826 0.718 3310300300117 142. 179.057 0.363 0.209 3310300300118 144. 149.485 1.904 0.897 3310300300119 144. 154.667 1.441 0.297 3310300300120 144. 160.000 1.196 0.232 3310300300121 144. 164.742 1.129 0.100 3310300300122 144. 169.644 1.102 0.190 3310300300123 144. 174.474 0.602 0.222 3310300300124 146. 149.832 1.146 0.518 3310300300125 146. 154.849 1.211 0.368 3310300300126 146. 160.276 1.033 0.265 3310300300127 146. 164.849 0.901 0.168 3310300300128 146. 169.808 0.972 0.152 3310300300129 146. 174.990 0.495 0.159 3310300300130 ENDDATA 120 0 3310300300131 ENDSUBENT 130 0 3310300399999 SUBENT 33103004 20171013 31813310300400001 BIB 3 3 3310300400002 REACTION (92-U-235(N,F),PR,NU/TKE) 3310300400003 ERR-ANALYS (DATA-ERR) No information on sources of uncertainties 3310300400004 STATUS (CURVE) Fig.10 of Phys.Rev.C51(1995)3127 3310300400005 ENDBIB 3 0 3310300400006 NOCOMMON 0 0 3310300400007 DATA 3 13 3310300400008 TKE DATA DATA-ERR 3310300400009 MEV PRT/FIS PRT/FIS 3310300400010 139.990 3.480 0.248 3310300400011 144.888 3.701 0.138 3310300400012 149.968 3.509 0.119 3310300400013 154.961 3.309 0.092 3310300400014 159.871 2.980 0.055 3310300400015 164.866 2.715 0.055 3310300400016 169.862 2.423 0.064 3310300400017 175.029 2.158 0.083 3310300400018 180.023 1.911 0.083 3310300400019 185.019 1.637 0.083 3310300400020 189.928 1.363 0.119 3310300400021 195.007 1.172 0.128 3310300400022 200.039 0.791 0.123 3310300400023 ENDDATA 15 0 3310300400024 ENDSUBENT 23 0 3310300499999 ENDENTRY 4 0 3310399999999