ENTRY 41737 20210330 41944173700000001 SUBENT 41737001 20210330 41944173700100001 BIB 14 38 4173700100002 TITLE Measurement of the angular distributions of fission 4173700100003 fragments from the neutron-induced fission of 240Pu 4173700100004 nuclei in the energy range of 1-200 MeV and their model4173700100005 analysis 4173700100006 AUTHOR (A.S.Vorobyev,A.M.Gagarski,O.A.Shcherbakov, 4173700100007 L.A.Vaishnene,A.L.Barabanov) 4173700100008 INSTITUTE (4RUSLIN) A.S.Vorobyev,A.M.Gagarski,O.A.Shcherbakov, 4173700100009 L.A.Vaishnene 4173700100010 (4RUSKUR) A.L.Barabanov 4173700100011 REFERENCE (J,JEL,112,323,2020) 4173700100012 #doi:10.1134/S0021364020180125 4173700100013 Engl.translation of : 4173700100014 (J,ZEP,112,343,2020) Issue 6. 4173700100015 REL-REF (I,41616001,A.S.Vorobyev+,J,JEL,104,365,2016) 4173700100016 (M,41658001,A.S.Vorobyev+,J,JEL,107,521,2018) 4173700100017 Two refs. for exp.setup and data processing details. 4173700100018 SAMPLE (94-PU-240,ENR=0.9913) PuO(2) layer of 153 microg/cm2 4173700100019 thickness, 80 mm diameter on a 100-micron-thick 4173700100020 Al-backing of 100 mm diameter; fabricated by painting 4173700100021 technique. 4173700100022 FACILITY (SYNCY,4RUSLIN) Neutron spectrometer GNEIS (Gatchina) 4173700100023 based on 1 GeV proton synchrocyclotron. 4173700100024 INC-SOURCE Neutron beam no.5 of GNEIS 4173700100025 METHOD (TOF) 36.5 m flight path. 4173700100026 DETECTOR (PROPC) Two position-sensitive multiwire proportional 4173700100027 counters of 140 x 140 mm size - for fission fragment 4173700100028 detection. 4173700100029 The acquisition system was based on a 8-bit 500 MHz 4173700100030 Acqiris DC-270 digitizer. 4173700100031 ADD-RES TALYS calculation of fission cross section and angular4173700100032 distribution of fission fragment. 4173700100033 COMMENT Of authors. 4173700100034 This work was partially supported by RFBR project 4173700100035 #18-02-00571 4173700100036 STATUS (APRVD) Approved by the author A.Vorobyev 4173700100037 HISTORY (20210330C) M.M. 4173700100038 Request of the data was sent 31-03-2021 to author. 4173700100039 (20210401R) Data were received from A.Vorobyev 4173700100040 ENDBIB 38 0 4173700100041 NOCOMMON 0 0 4173700100042 ENDSUBENT 41 0 4173700199999 SUBENT 41737002 20210330 41944173700200001 BIB 5 11 4173700200002 REACTION (94-PU-240(N,F),,DA,FF,RSD) 4173700200003 W(0deg)/W(90deg) - angular anisotropy of fission 4173700200004 fragments, dependence from incident neutron energy. 4173700200005 REL-REF (A,13712002,J.E.Simmons+,J,PR,137,B809,1965) 4173700200006 (A,40084002,Kh.D.Androsenko+,J,SNP,12,142,1971) 4173700200007 ADD-RES (COMP) Measured data are compared with 3 calculations. 4173700200008 ERR-ANALYS (ERR-S) Statistical uncertainty. 4173700200009 Average error - 2-3 % in entire energy range except for4173700200010 energy below 1 MeV. 4173700200011 STATUS (TABLE) Data from author. 4173700200012 Data are on Fig.2 of JETP Letters,v.112,p.323,2020 4173700200013 ENDBIB 11 0 4173700200014 COMMON 1 3 4173700200015 ANG 4173700200016 ADEG 4173700200017 0. 4173700200018 ENDCOMMON 3 0 4173700200019 DATA 3 40 4173700200020 EN DATA ERR-S 4173700200021 MEV NO-DIM NO-DIM 4173700200022 305. 1.013 0.01674 4173700200023 161.8 1.018 0.01299 4173700200024 95.91 1.018 0.01182 4173700200025 63.91 1.065 0.01675 4173700200026 45.79 1.107 0.01401 4173700200027 34.53 1.168 0.02322 4173700200028 26.99 1.183 0.02057 4173700200029 21.72 1.186 0.02089 4173700200030 17.84 1.196 0.03534 4173700200031 14.94 1.227 0.03242 4173700200032 12.67 1.232 0.02478 4173700200033 10.9 1.232 0.02572 4173700200034 9.482 1.277 0.02247 4173700200035 8.329 1.358 0.02625 4173700200036 7.376 1.396 0.02369 4173700200037 6.585 1.342 0.02633 4173700200038 5.9 1.216 0.01576 4173700200039 5.318 1.151 0.02397 4173700200040 4.82 1.134 0.02476 4173700200041 4.389 1.112 0.02516 4173700200042 3.684 1.155 0.01593 4173700200043 3.138 1.141 0.02333 4173700200044 2.708 1.162 0.01302 4173700200045 2.357 1.142 0.01639 4173700200046 2.072 1.161 0.01391 4173700200047 1.838 1.194 0.01297 4173700200048 1.636 1.216 0.02273 4173700200049 1.471 1.173 0.02096 4173700200050 1.327 1.145 0.01635 4173700200051 1.204 1.158 0.02521 4173700200052 1.096 1.174 0.01964 4173700200053 0.9268 1.207 0.01807 4173700200054 0.7878 1.21 0.01997 4173700200055 0.6795 1.142 0.03357 4173700200056 0.593 1.208 0.03566 4173700200057 0.5193 1.318 0.05376 4173700200058 0.4353 1.381 0.0661 4173700200059 0.309 1.371 0.1105 4173700200060 0.234 1.198 0.1391 4173700200061 0.1833 1.043 0.1786 4173700200062 ENDDATA 42 0 4173700200063 ENDSUBENT 62 0 4173700299999 ENDENTRY 2 0 4173799999999