ENTRY 33102 20171010 31813310200000001 SUBENT 33102001 20171010 31813310200100001 BIB 9 25 3310200100002 TITLE Emission of prompt neutrons in the thermal neutron 3310200100003 fission of 235U 3310200100004 AUTHOR (S.S.Kapoor, R.Ramanna, P.N.Rama Rao) 3310200100005 INSTITUTE (3INDTRM) 3310200100006 REFERENCE (J,PR,131,283,1963) 3310200100007 FACILITY (REAC,3INDTRM) 3310200100008 SAMPLE 235U target of thickness 100 ug/cm2 3310200100009 DETECTOR (IOCH) Gridded ionization chamber to determine the 3310200100010 energy of the fission fragments, and their directions 3310200100011 of motion. 3310200100012 The grid cathode distance and grid collector distance 3310200100013 are 2.1 cm and 0.7 cm, respectively. 3310200100014 The cathode of the ionization chamber is coated with a 3310200100015 layer of 235U of thickness 100 ug/cm2. 3310200100016 The chamber is filled with pure xenon gas at a pressure3310200100017 of 65 cmHg. 3310200100018 (SCIN) Plastic scintillator to detect neutrons (10 cm 3310200100019 diam., 4 cm thick) kept at a distance of 1.03 m along 3310200100020 electric field direction of the chamber. 3310200100021 METHOD (TOF) To determine prompt neutron energies with time 3310200100022 resolution of 0-120 nsec. 3310200100023 (COINC) Prompt neutrons detected in coincidence with 3310200100024 the fragments of selected energy and angle. 3310200100025 HISTORY (20170801C) VT 3310200100026 (20171010U) On. Finalized. 3310200100027 ENDBIB 25 0 3310200100028 COMMON 1 3 3310200100029 EN-DUMMY 3310200100030 EV 3310200100031 0.0253 3310200100032 ENDCOMMON 3 0 3310200100033 ENDSUBENT 32 0 3310200199999 SUBENT 33102002 20171010 31813310200200001 BIB 4 5 3310200200002 REACTION (92-U-235(N,F),PR/FRG,NU,LF) 3310200200003 ERR-ANALYS (DATA-ERR) No information on sources of uncertainties 3310200200004 MISC-COL (MISC) Average centre-of-mass energy of neutron emitted3310200200005 from light fragment 3310200200006 STATUS (TABLE) Text (p 289) of Phys.Rev.131(1963)283 3310200200007 ENDBIB 5 0 3310200200008 NOCOMMON 0 0 3310200200009 DATA 4 1 3310200200010 DATA DATA-ERR MISC MISC-ERR 3310200200011 PRT/FIS PRT/FIS MEV MEV 3310200200012 1.223 0.028 1.357 0.050 3310200200013 ENDDATA 3 0 3310200200014 ENDSUBENT 13 0 3310200299999 SUBENT 33102003 20171010 31813310200300001 BIB 4 5 3310200300002 REACTION (92-U-235(N,F),PR/FRG,NU,HF) 3310200300003 MISC-COL (MISC) Average centre-of-mass energy of neutron emitted3310200300004 from heavy fragment 3310200300005 ERR-ANALYS (DATA-ERR) No information on sources of uncertainties 3310200300006 STATUS (TABLE) Text (p 289) of Phys.Rev.131(1963)283 3310200300007 ENDBIB 5 0 3310200300008 NOCOMMON 0 0 3310200300009 DATA 4 1 3310200300010 DATA DATA-ERR MISC MISC-ERR 3310200300011 PRT/FIS PRT/FIS MEV MEV 3310200300012 0.940 0.044 1.028 0.065 3310200300013 ENDDATA 3 0 3310200300014 ENDSUBENT 13 0 3310200399999 SUBENT 33102004 20171010 31813310200400001 BIB 4 4 3310200400002 REACTION (92-U-235(N,F),PR,NU) 3310200400003 MISC-COL (MISC) Average centre-of-mass energy of neutron 3310200400004 ERR-ANALYS (DATA-ERR) No information on sources of uncertainties 3310200400005 STATUS (TABLE) Text (p 289) of Phys.Rev.131(1963)283 3310200400006 ENDBIB 4 0 3310200400007 NOCOMMON 0 0 3310200400008 DATA 4 1 3310200400009 DATA DATA-ERR MISC MISC-ERR 3310200400010 PRT/FIS PRT/FIS MEV MEV 3310200400011 2.163 0.072 1.214 0.056 3310200400012 ENDDATA 3 0 3310200400013 ENDSUBENT 12 0 3310200499999 SUBENT 33102005 20171010 31813310200500001 BIB 3 3 3310200500002 REACTION (92-U-235(N,F),PR,NU/DA/DE,N+LF/N,REL) 3310200500003 ERR-ANALYS (DATA-ERR) No information on sources of uncertainties 3310200500004 STATUS (CURVE) Fig.7(a) of Phys.Rev.131(1963)283 3310200500005 ENDBIB 3 0 3310200500006 COMMON 1 3 3310200500007 ANG 3310200500008 ADEG 3310200500009 13. 3310200500010 ENDCOMMON 3 0 3310200500011 DATA 3 28 3310200500012 E DATA DATA-ERR 3310200500013 MEV ARB-UNITS ARB-UNITS 3310200500014 0.474 1.897 0.348 3310200500015 0.521 1.420 0.209 3310200500016 0.591 1.469 0.189 3310200500017 0.677 1.343 0.140 3310200500018 0.759 1.237 0.121 3310200500019 0.885 1.246 0.101 3310200500020 1.009 1.203 0.083 3310200500021 1.187 1.495 0.081 3310200500022 1.271 1.425 0.080 3310200500023 1.510 1.463 0.066 3310200500024 1.687 1.572 0.057 3310200500025 1.843 1.478 0.069 3310200500026 2.083 1.318 0.063 3310200500027 2.276 1.166 0.060 3310200500028 2.460 1.086 0.046 3310200500029 2.693 1.055 0.043 3310200500030 2.935 0.972 0.046 3310200500031 3.188 0.892 0.046 3310200500032 3.499 0.767 0.037 3310200500033 3.825 0.664 0.031 3310200500034 4.202 0.555 0.037 3310200500035 4.660 0.453 0.031 3310200500036 5.192 0.362 0.029 3310200500037 5.829 0.295 0.033 3310200500038 7.034 0.126 3310200500039 7.683 0.084 3310200500040 8.880 0.048 3310200500041 10.148 0.017 3310200500042 ENDDATA 30 0 3310200500043 ENDSUBENT 42 0 3310200599999 SUBENT 33102006 20171010 31813310200600001 BIB 3 3 3310200600002 REACTION (92-U-235(N,F),PR,NU/DA/DE,N+HF/N,REL) 3310200600003 ERR-ANALYS (DATA-ERR) No information on sources of uncertainties 3310200600004 STATUS (CURVE) Fig.7(b) of Phys.Rev.131(1963)283 3310200600005 ENDBIB 3 0 3310200600006 COMMON 1 3 3310200600007 ANG 3310200600008 ADEG 3310200600009 18. 3310200600010 ENDCOMMON 3 0 3310200600011 DATA 3 28 3310200600012 E DATA DATA-ERR 3310200600013 MEV ARB-UNITS ARB-UNITS 3310200600014 0.505 1.313 0.221 3310200600015 0.602 1.201 0.186 3310200600016 0.678 1.345 0.165 3310200600017 0.784 1.194 0.112 3310200600018 0.897 1.096 0.084 3310200600019 1.071 1.048 0.067 3310200600020 1.175 1.069 0.060 3310200600021 1.297 0.925 0.056 3310200600022 1.428 0.820 0.046 3310200600023 1.498 0.778 0.046 3310200600024 1.602 0.757 0.046 3310200600025 1.759 0.701 0.035 3310200600026 1.872 0.674 0.035 3310200600027 1.993 0.628 0.032 3310200600028 2.254 0.569 0.028 3310200600029 2.393 0.513 0.032 3310200600030 2.575 0.499 0.035 3310200600031 3.022 0.371 3310200600032 3.208 0.339 3310200600033 3.408 0.276 3310200600034 3.989 0.200 3310200600035 4.301 0.148 3310200600036 4.787 0.103 3310200600037 5.627 0.042 3310200600038 6.285 0.036 3310200600039 6.935 0.026 3310200600040 8.006 0.024 3310200600041 8.796 0.023 3310200600042 ENDDATA 30 0 3310200600043 ENDSUBENT 42 0 3310200699999 SUBENT 33102007 20171010 31813310200700001 BIB 3 5 3310200700002 REACTION (92-U-235(N,F),PR,NU/DE,,MSC) 3310200700003 Spectrum of prompt fission neutrons emitted from light 3310200700004 fragments. 3310200700005 ERR-ANALYS (DATA-ERR) No information on sources of uncertainties 3310200700006 STATUS (CURVE) Fig.8(a) of Phys.Rev.131(1963)283 3310200700007 ENDBIB 5 0 3310200700008 NOCOMMON 0 0 3310200700009 DATA 3 19 3310200700010 E-CM DATA-CM DATA-ERR 3310200700011 MEV ARB-UNITS ARB-UNITS 3310200700012 0.019 0.984 3310200700013 0.055 3.258 3310200700014 0.087 3.795 3310200700015 0.166 4.678 0.192 3310200700016 0.311 4.342 0.160 3310200700017 0.380 4.254 0.160 3310200700018 0.457 4.386 0.142 3310200700019 0.552 4.245 0.144 3310200700020 0.659 4.070 0.128 3310200700021 0.792 3.726 0.136 3310200700022 0.975 3.398 0.136 3310200700023 1.152 2.895 0.112 3310200700024 1.386 2.511 0.128 3310200700025 1.696 2.088 0.096 3310200700026 2.000 1.712 0.096 3310200700027 2.810 0.839 3310200700028 3.235 0.543 3310200700029 4.015 0.309 3310200700030 4.763 0.187 3310200700031 ENDDATA 21 0 3310200700032 ENDSUBENT 31 0 3310200799999 SUBENT 33102008 20171010 31813310200800001 BIB 3 5 3310200800002 REACTION (92-U-235(N,F),PR,NU/DE,,MSC) 3310200800003 Spectrum of prompt fission neutrons emitted from heavy 3310200800004 fragments 3310200800005 ERR-ANALYS (DATA-ERR) No information on sources of uncertainties 3310200800006 STATUS (CURVE) Fig.8(b) of Phys.Rev.131(1963)283 3310200800007 ENDBIB 5 0 3310200800008 NOCOMMON 0 0 3310200800009 DATA 3 16 3310200800010 E-CM DATA-CM DATA-ERR 3310200800011 MEV ARB-UNITS ARB-UNITS 3310200800012 0.044 4.132 0.719 3310200800013 0.104 4.305 0.405 3310200800014 0.183 4.346 0.289 3310200800015 0.282 4.214 0.298 3310200800016 0.399 3.808 0.215 3310200800017 0.505 3.700 0.198 3310200800018 0.603 3.436 0.149 3310200800019 0.761 3.228 0.149 3310200800020 0.852 2.823 0.124 3310200800021 1.163 2.267 0.127 3310200800022 1.340 2.139 0.103 3310200800023 1.470 1.763 0.116 3310200800024 2.087 0.943 0.072 3310200800025 2.377 0.663 0.079 3310200800026 3.001 0.246 3310200800027 3.449 0.157 3310200800028 ENDDATA 18 0 3310200800029 ENDSUBENT 28 0 3310200899999 SUBENT 33102009 20171010 31813310200900001 BIB 3 6 3310200900002 REACTION (92-U-235(N,F),PR,NU/DA/DE,N+LF/N,MSC) 3310200900003 Spectrum of prompt fission neutrons emitted from light 3310200900004 fragments as a function of the angle between neutron 3310200900005 motion and light fragment motion 3310200900006 ERR-ANALYS (DATA-ERR) No information on sources of uncertainties 3310200900007 STATUS (CURVE) Fig.9 of Phys.Rev.131(1963)283 3310200900008 ENDBIB 6 0 3310200900009 NOCOMMON 0 0 3310200900010 DATA 4 78 3310200900011 E COS DATA DATA-ERR 3310200900012 MEV NO-DIM ARB-UNITS ARB-UNITS 3310200900013 1.45 0.195 58.087 16.798 3310200900014 1.45 0.279 64.349 18.774 3310200900015 1.45 0.317 65.945 19.125 3310200900016 1.45 0.359 63.444 19.162 3310200900017 1.45 0.397 62.839 19.763 3310200900018 1.45 0.439 72.074 21.857 3310200900019 1.45 0.478 75.022 20.499 3310200900020 1.45 0.519 110.764 23.223 3310200900021 1.45 0.559 128.740 24.589 3310200900022 1.45 0.597 102.167 22.727 3310200900023 1.45 0.637 144.192 25.956 3310200900024 1.45 0.676 109.397 23.715 3310200900025 1.45 0.720 162.407 31.420 3310200900026 1.45 0.759 215.900 34.152 3310200900027 1.45 0.800 240.714 31.420 3310200900028 1.45 0.839 366.609 42.348 3310200900029 1.45 0.880 370.932 40.967 3310200900030 1.45 0.924 319.259 36.862 3310200900031 1.45 0.960 497.051 36.884 3310200900032 2.30 0.233 44.850 12.254 3310200900033 2.30 0.273 40.979 13.631 3310200900034 2.30 0.353 53.681 13.594 3310200900035 2.30 0.394 64.804 15.008 3310200900036 2.30 0.434 60.934 15.016 3310200900037 2.30 0.478 72.071 16.356 3310200900038 2.30 0.516 87.267 14.986 3310200900039 2.30 0.555 109.575 15.747 3310200900040 2.30 0.597 101.331 14.971 3310200900041 2.30 0.636 132.882 17.711 3310200900042 2.30 0.675 129.004 17.718 3310200900043 2.30 0.718 167.628 22.625 3310200900044 2.30 0.757 188.524 18.700 3310200900045 2.30 0.794 202.525 20.669 3310200900046 2.30 0.836 279.753 21.798 3310200900047 2.30 0.878 271.803 21.798 3310200900048 2.30 0.917 254.434 21.653 3310200900049 2.30 0.959 339.007 21.798 3310200900050 2.30 1.000 403.262 32.697 3310200900051 3.25 0.193 23.419 8.360 3310200900052 3.25 0.233 26.499 10.819 3310200900053 3.25 0.272 26.629 10.819 3310200900054 3.25 0.355 30.835 9.835 3310200900055 3.25 0.395 31.456 10.327 3310200900056 3.25 0.435 22.737 8.852 3310200900057 3.25 0.475 33.194 10.327 3310200900058 3.25 0.516 56.443 14.756 3310200900059 3.25 0.556 43.786 10.819 3310200900060 3.25 0.601 51.312 10.819 3310200900061 3.25 0.639 70.125 13.278 3310200900062 3.25 0.679 89.925 14.265 3310200900063 3.25 0.718 140.215 16.228 3310200900064 3.25 0.759 90.679 15.248 3310200900065 3.25 0.799 152.778 15.245 3310200900066 3.25 0.839 175.810 16.643 3310200900067 3.25 0.881 185.458 16.168 3310200900068 3.25 0.922 199.901 18.195 3310200900069 3.25 0.960 275.759 21.641 3310200900070 3.25 1.002 280.816 3310200900071 4.21 0.158 16.548 6.619 3310200900072 4.21 0.199 19.385 7.092 3310200900073 4.21 0.239 18.440 7.565 3310200900074 4.21 0.314 21.749 6.619 3310200900075 4.21 0.358 29.314 7.092 3310200900076 4.21 0.396 25.059 7.565 3310200900077 4.21 0.477 47.754 8.038 3310200900078 4.21 0.516 35.934 7.092 3310200900079 4.21 0.558 58.629 8.038 3310200900080 4.21 0.598 42.553 7.565 3310200900081 4.21 0.636 52.955 8.038 3310200900082 4.21 0.676 57.210 6.619 3310200900083 4.21 0.717 55.319 7.565 3310200900084 4.21 0.760 72.813 8.511 3310200900085 4.21 0.797 89.362 9.456 3310200900086 4.21 0.838 94.090 8.511 3310200900087 4.21 0.880 101.655 8.511 3310200900088 4.21 0.921 120.567 10.875 3310200900089 4.21 0.959 144.681 10.875 3310200900090 4.21 1.001 167.849 17.967 3310200900091 ENDDATA 80 0 3310200900092 ENDSUBENT 91 0 3310200999999 SUBENT 33102010 20171010 31813310201000001 BIB 3 5 3310201000002 REACTION (92-U-235(N,F),PR,NU/DE,,RRE/MSC) 3310201000003 log10[N(eta)/sqrt(eta)] for neutrons from light 3310201000004 fragments 3310201000005 ERR-ANALYS (DATA-ERR) No information on sources of uncertainties 3310201000006 STATUS (CURVE) Fig.11(a) of Phys.Rev.131(1963)283 3310201000007 ENDBIB 5 0 3310201000008 NOCOMMON 0 0 3310201000009 DATA 3 17 3310201000010 E-CM DATA-CM DATA-ERR 3310201000011 MEV ARB-UNITS ARB-UNITS 3310201000012 0.048 -3.013 3310201000013 0.105 -3.062 3310201000014 0.185 -3.111 3310201000015 0.297 -3.235 3310201000016 0.386 -3.293 3310201000017 0.565 -3.364 3310201000018 0.676 -3.430 3310201000019 0.797 -3.492 3310201000020 0.981 -3.580 3310201000021 1.181 -3.675 3310201000022 1.394 -3.806 3310201000023 1.687 -3.923 3310201000024 2.070 -4.069 3310201000025 2.793 -4.403 3310201000026 3.231 -4.681 3310201000027 3.989 -4.883 3310201000028 4.702 -5.196 0.076 3310201000029 ENDDATA 19 0 3310201000030 ENDSUBENT 29 0 3310201099999 SUBENT 33102011 20171010 31813310201100001 BIB 3 5 3310201100002 REACTION (92-U-235(N,F),PR,NU/DE,,RRE/MSC) 3310201100003 log10[N(eta)/sqrt(eta)] for neutrons from heavy 3310201100004 fragments 3310201100005 ERR-ANALYS (DATA-ERR) No information on sources of uncertainties 3310201100006 STATUS (CURVE) Fig.11(b) of Phys.Rev.131(1963)283 3310201100007 ENDBIB 5 0 3310201100008 NOCOMMON 0 0 3310201100009 DATA 3 16 3310201100010 E-CM DATA-CM DATA-ERR 3310201100011 MEV ARB-UNITS ARB-UNITS 3310201100012 0.035 -2.775 3310201100013 0.080 -2.869 3310201100014 0.181 -2.979 3310201100015 0.266 -3.106 3310201100016 0.406 -3.216 3310201100017 0.479 -3.282 3310201100018 0.586 -3.359 3310201100019 0.742 -3.430 3310201100020 0.816 -3.526 3310201100021 1.168 -3.705 3310201100022 1.428 -3.860 3310201100023 2.069 -4.210 3310201100024 2.355 -4.375 3310201100025 2.999 -4.825 0.089 3310201100026 3.441 -4.989 0.089 3310201100027 3.933 -5.188 0.069 3310201100028 ENDDATA 18 0 3310201100029 ENDSUBENT 28 0 3310201199999 ENDENTRY 11 0 3310299999999