ENTRY 23447 20181208 22762344700000001 SUBENT 23447001 20181208 22762344700100001 BIB 14 43 2344700100002 TITLE First experimental prompt gamma-ray spectra in 2344700100003 fast-neutron-induced fission of 238U 2344700100004 AUTHOR (J.-M.Laborie, R.Billnert, G.Belier, A.Oberstedt, 2344700100005 S.Oberstedt, J.Taieb) 2344700100006 INSTITUTE (2FR CAD,2ZZZGEL) 2344700100007 (3RUMRUM)Extreme Light Infrastructure, Nuclear 2344700100008 Physics (ELI-NP), 077125 Bucharest-Magurele, Romania 2344700100009 REFERENCE (J,PR/C,98,054604,2018) 2344700100010 #doi:10.1103/PhysRevC.98.054604 2344700100011 (J,EPJ/CS,146,04032,2017) 2344700100012 #doi:10.1051/epjconf/201714604032 2344700100013 Data on graphs 2344700100014 FACILITY (VDG,2FR CAD) CEA, DAM, DIF Van de Graaff accelerator 2344700100015 INC-SOURCE (P-T) 3H(p,n) 3He for 0.5-3 MeV neutrons 2344700100016 (D-D) 2H(2H,n) 3He for 3-7 MeV neutrons 2344700100017 (D-T) 3H(2H,n) 4He for 15-20 MeV neutrons. 2344700100018 DETECTOR (BGO) (Bi4Ge3O12) detector 3 in. diam x 6 in. length. 2344700100019 P/T ratio 83% at 1 MeV and 36% at 10 MeV. The energy 2344700100020 resolution close to 11% at 0.662 MeV. FWHM(%) = axE**b 2344700100021 with a = 346 +- 29 and b = 0.517 +- 0.017. 2344700100022 (FISCH) 2344700100023 SAMPLE 14 g of 238U, 7 cm diameter, 1.7 mg/cm2 areal density. 2344700100024 ANALYSIS (UNFLD) In order to unfold the spectra, the detector 2344700100025 response was simulated at different energies with the 2344700100026 PENELOPE Monte Carlo code. 2344700100027 METHOD (COINC) Coincidence between the fission events and 2344700100028 the gamma rays. 2344700100029 (TOF) The fission chamber signal was used as the event 2344700100030 trigger in the experiment. The gamma-ray detector was 2344700100031 placed 1 m away from the fission chamber. 2344700100032 CORRECTION Time-of-flight spectrum between the fission chamber 2344700100033 and the BGO detector was corrected for: 2344700100034 - background gamma-ray events 2344700100035 - high-energy prompt fission neutrons (detected via 2344700100036 inelastic scattering) 2344700100037 PART-DET (FF,G) 2344700100038 ERR-ANALYS (EN-ERR) Standard deviation of the incident neutrons 2344700100039 (ERR-S) Statistical uncertainties 2344700100040 (ERR-SYS) Systematic uncertainties result from 2344700100041 - the simulation of the detector response and the 2344700100042 efficiency calibration - 10-13% 2344700100043 - the number of fission - 3%. 2344700100044 HISTORY (20181208C) VS 2344700100045 ENDBIB 43 0 2344700100046 NOCOMMON 0 0 2344700100047 ENDSUBENT 46 0 2344700199999 SUBENT 23447002 20181208 22762344700200001 BIB 2 2 2344700200002 REACTION (92-U-238(N,F)0-G-0,PR,FY/DE) 2344700200003 STATUS (TABLE) Table II of Phys.Rev.C98(2018)054604 2344700200004 ENDBIB 2 0 2344700200005 NOCOMMON 0 0 2344700200006 DATA 7 88 2344700200007 EN EN-ERR E E-RSL DATA ERR-S 2344700200008 ERR-SYS 2344700200009 MEV MEV KEV KEV PD/FIS/MEV PD/FIS/MEV 2344700200010 PD/FIS/MEV 2344700200011 1.6 0.1 128. 35.5 8.6 0.72344700200012 1.5 2344700200013 1.6 0.1 166. 40.4 10.4 0.62344700200014 1.6 2344700200015 1.6 0.1 209. 45.4 8.2 0.42344700200016 1.3 2344700200017 1.6 0.1 256. 50.3 7.5 0.32344700200018 1.0 2344700200019 1.6 0.1 309. 55.3 7.7 0.22344700200020 1.0 2344700200021 1.6 0.1 367. 60.2 7.2 0.22344700200022 0.8 2344700200023 1.6 0.1 430. 65.2 8.0 0.22344700200024 0.8 2344700200025 1.6 0.1 497. 70.1 6.6 0.22344700200026 0.7 2344700200027 1.6 0.1 570. 75.1 5.8 0.12344700200028 0.6 2344700200029 1.6 0.1 647. 80.0 5.2 0.12344700200030 0.5 2344700200031 1.6 0.1 730. 85.0 4.4 0.12344700200032 0.5 2344700200033 1.6 0.1 817. 85.0 4.3 0.12344700200034 0.4 2344700200035 1.6 0.1 925. 128. 2.5 0.12344700200036 0.3 2344700200037 1.6 0.1 1057. 136. 1.94 0.052344700200038 0.20 2344700200039 1.6 0.1 1198. 145. 1.96 0.052344700200040 0.20 2344700200041 1.6 0.1 1348. 154. 1.42 0.042344700200042 0.15 2344700200043 1.6 0.1 1506. 163. 1.04 0.042344700200044 0.11 2344700200045 1.6 0.1 1673. 172. 0.85 0.032344700200046 0.09 2344700200047 1.6 0.1 1849. 180. 0.69 0.032344700200048 0.07 2344700200049 1.6 0.1 2034. 189. 0.59 0.032344700200050 0.06 2344700200051 1.6 0.1 2228. 198. 0.49 0.022344700200052 0.05 2344700200053 1.6 0.1 2430. 207. 0.38 0.042344700200054 0.02 2344700200055 1.6 0.1 2641. 216. 0.30 0.022344700200056 0.03 2344700200057 1.6 0.1 3032. 578. 0.20 0.012344700200058 0.02 2344700200059 1.6 0.1 3637. 633. 0.122 0.0072344700200060 0.013 2344700200061 1.6 0.1 4297. 688. 0.062 0.0052344700200062 0.006 2344700200063 1.6 0.1 5012. 743. 0.020 0.0042344700200064 0.002 2344700200065 1.6 0.1 5782. 798. 0.013 0.0032344700200066 0.001 2344700200067 1.6 0.1 7040. 1760. 0.0067 0.00282344700200068 0.0007 2344700200069 1.6 0.1 9412. 3053. 0.00098 0.000852344700200070 0.00010 2344700200071 5.1 0.2 209. 45.4 8.7 0.92344700200072 1.3 2344700200073 5.1 0.2 256. 50.3 8.8 0.52344700200074 1.2 2344700200075 5.1 0.2 309. 55.3 8.4 0.42344700200076 1.0 2344700200077 5.1 0.2 367. 60.2 7.9 0.32344700200078 0.9 2344700200079 5.1 0.2 430. 65.2 8.1 0.32344700200080 0.8 2344700200081 5.1 0.2 497. 70.1 6.9 0.22344700200082 0.7 2344700200083 5.1 0.2 570. 75.1 6.3 0.22344700200084 0.7 2344700200085 5.1 0.2 647. 80.0 5.1 0.52344700200086 0.1 2344700200087 5.1 0.2 730. 85.0 4.7 0.12344700200088 0.5 2344700200089 5.1 0.2 817. 85.0 4.0 0.12344700200090 0.4 2344700200091 5.1 0.2 925. 128. 2.5 0.12344700200092 0.3 2344700200093 5.1 0.2 1057. 136. 2.1 0.12344700200094 0.2 2344700200095 5.1 0.2 1198. 145. 1.91 0.072344700200096 0.20 2344700200097 5.1 0.2 1348. 154. 1.35 0.042344700200098 0.14 2344700200099 5.1 0.2 1506. 163. 1.04 0.042344700200100 0.11 2344700200101 5.1 0.2 1673. 172. 0.83 0.042344700200102 0.09 2344700200103 5.1 0.2 1849. 180. 0.67 0.032344700200104 0.07 2344700200105 5.1 0.2 2034. 189. 0.55 0.032344700200106 0.06 2344700200107 5.1 0.2 2228. 198. 0.48 0.032344700200108 0.05 2344700200109 5.1 0.2 2430. 207. 0.35 0.022344700200110 0.04 2344700200111 5.1 0.2 2641. 216. 0.31 0.022344700200112 0.03 2344700200113 5.1 0.2 3032. 578. 0.18 0.012344700200114 0.02 2344700200115 5.1 0.2 3637. 633. 0.093 0.0062344700200116 0.010 2344700200117 5.1 0.2 4297. 688. 0.047 0.0042344700200118 0.005 2344700200119 5.1 0.2 5012. 743. 0.018 0.0022344700200120 0.002 2344700200121 5.1 0.2 5782. 798. 0.012 0.0022344700200122 0.001 2344700200123 5.1 0.2 7040. 1760. 0.0026 0.00062344700200124 0.0003 2344700200125 15.0 0.6 128. 35.5 10.6 1.02344700200126 1.6 2344700200127 15.0 0.6 166. 40.4 12.1 0.82344700200128 1.8 2344700200129 15.0 0.6 209. 45.4 8.1 0.62344700200130 1.2 2344700200131 15.0 0.6 256. 50.3 5.6 0.32344700200132 0.6 2344700200133 15.0 0.6 309. 55.3 6.0 0.42344700200134 0.7 2344700200135 15.0 0.6 367. 60.2 5.6 0.32344700200136 0.6 2344700200137 15.0 0.6 430. 65.2 7.0 0.32344700200138 0.7 2344700200139 15.0 0.6 497. 70.1 6.4 0.32344700200140 0.7 2344700200141 15.0 0.6 570. 75.1 5.8 0.22344700200142 0.6 2344700200143 15.0 0.6 647. 80.0 5.7 0.22344700200144 0.6 2344700200145 15.0 0.6 730. 85.0 5.1 0.22344700200146 0.5 2344700200147 15.0 0.6 817. 85.0 4.8 0.22344700200148 0.5 2344700200149 15.0 0.6 925. 128. 3.6 0.22344700200150 0.4 2344700200151 15.0 0.6 1057. 136. 2.5 0.12344700200152 0.3 2344700200153 15.0 0.6 1198. 145. 2.3 0.12344700200154 0.2 2344700200155 15.0 0.6 1348. 154. 1.9 0.12344700200156 0.2 2344700200157 15.0 0.6 1506. 163. 1.6 0.12344700200158 0.2 2344700200159 15.0 0.6 1673. 172. 1.31 0.082344700200160 0.14 2344700200161 15.0 0.6 1849. 180. 0.96 0.082344700200162 0.10 2344700200163 15.0 0.6 2034. 189. 0.77 0.062344700200164 0.08 2344700200165 15.0 0.6 2228. 198. 0.72 0.072344700200166 0.07 2344700200167 15.0 0.6 2430. 207. 0.62 0.062344700200168 0.07 2344700200169 15.0 0.6 2641. 216. 0.53 0.062344700200170 0.06 2344700200171 15.0 0.6 3032. 578. 0.33 0.032344700200172 0.03 2344700200173 15.0 0.6 3637. 633. 0.26 0.0262344700200174 0.027 2344700200175 15.0 0.6 4297. 688. 0.14 0.0232344700200176 0.014 2344700200177 15.0 0.6 5012. 743. 0.105 0.0202344700200178 0.011 2344700200179 15.0 0.6 5782. 798. 0.065 0.0182344700200180 0.007 2344700200181 15.0 0.6 6836. 1330. 0.045 0.0122344700200182 0.005 2344700200183 15.0 0.6 8288. 1579. 0.019 0.0082344700200184 0.002 2344700200185 15.0 0.6 10026. 1904. 0.0082 0.00452344700200186 0.0009 2344700200187 ENDDATA 180 0 2344700200188 ENDSUBENT 187 0 2344700299999 SUBENT 23447003 20181209 22762344700300001 BIB 2 2 2344700300002 REACTION (92-U-238(N,F)0-G-0,PR/PAR,FY) 2344700300003 STATUS (TABLE) Table III of Phys.Rev.C98(2018)054604 2344700300004 ENDBIB 2 0 2344700300005 NOCOMMON 0 0 2344700300006 DATA 6 5 2344700300007 EN EN-ERR E-MIN DATA ERR-S ERR-SYS 2344700300008 MEV MEV MEV PRD/FIS PRD/FIS PRD/FIS 2344700300009 1.6 0.1 0.11 7.05 0.10 0.72 2344700300010 1.6 0.1 0.19 6.32 0.04 0.64 2344700300011 5.1 0.2 0.19 6.50 0.07 0.70 2344700300012 15.0 0.6 0.11 8.12 0.12 0.83 2344700300013 15.0 0.6 0.19 7.26 0.12 0.74 2344700300014 ENDDATA 7 0 2344700300015 ENDSUBENT 14 0 2344700399999 SUBENT 23447004 20181209 22762344700400001 BIB 2 2 2344700400002 REACTION (92-U-238(N,F)0-G-0,PR/PAR,KE) 2344700400003 STATUS (TABLE) Table III of Phys.Rev.C98(2018)054604 2344700400004 ENDBIB 2 0 2344700400005 NOCOMMON 0 0 2344700400006 DATA 6 5 2344700400007 EN EN-ERR E-MIN DATA ERR-S ERR-SYS 2344700400008 MEV MEV MEV MEV MEV MEV 2344700400009 1.6 0.1 0.11 0.84 0.01 0.03 2344700400010 1.6 0.1 0.19 0.92 0.01 0.03 2344700400011 5.1 0.2 0.19 0.86 0.02 0.03 2344700400012 15.0 0.6 0.11 1.12 0.04 0.03 2344700400013 15.0 0.6 0.19 1.23 0.05 0.04 2344700400014 ENDDATA 7 0 2344700400015 ENDSUBENT 14 0 2344700499999 ENDENTRY 4 0 2344799999999