ENTRY 40576 20210209 41954057600000001 SUBENT 40576001 20210209 41954057600100001 BIB 9 21 4057600100002 INSTITUTE (4RUSRI) 4057600100003 REFERENCE (J,AE,54,108,1983) Issue 2 4057600100004 (J,SJA,54,116,1983) Engl.transl.of J,AE,54,108,1983 4057600100005 AUTHOR (E.A.Gromova, S.S.Kovalenko, Yu.A.Nemilov, 4057600100006 L.D.Preobrazhenskaya, Yu.A.Selitskii, B.I.Tarler, 4057600100007 Yu.N.Trofimov, V.B.Funshtein, S.V.Khlebnikov) 4057600100008 TITLE Measurements of the cross section of the 237Np(n,2n) 4057600100009 reaction at neutron energies 14.8 MeV 4057600100010 FACILITY (ACCEL,4RUSRI) NG-400 Low voltage accelerator 4057600100011 INC-SOURCE (D-T) Deuteron energy 250 keV 4057600100012 SAMPLE Mass of Np-237 100.-200.milligramm, 4057600100013 Concentrative solution of neptunium nitrate in glass 4057600100014 ampule 4057600100015 METHOD (ACTIV) Activation time 20 h 4057600100016 HISTORY (19840518C) 4057600100017 (20020822A) Date is corrected 4057600100018 (20050921A) Subents 001,002,003 were corrected, 4057600100019 Subent 004 was added 4057600100020 (20180325U) M.M. Upper -> lower case correction. 4057600100021 Ref. SJA,54,116,1983 was added. 4057600100022 (20210209U) Subent 003 was corrected. 4057600100023 ENDBIB 21 0 4057600100024 NOCOMMON 0 0 4057600100025 ENDSUBENT 24 0 4057600199999 SUBENT 40576002 20180325 41784057600200001 BIB 7 12 4057600200002 REACTION (93-NP-237(N,2N)93-NP-236-M,,SIG) 4057600200003 MONITOR (92-U-238(N,F),,SIG) 4057600200004 MONIT-REF (,M.G.Sowerby+,J,ANE,1,409,1974) 4057600200005 ERR-ANALYS (ERR-1) statistical error of 642.kev gamma-line 4057600200006 intensity determination 4057600200007 (ERR-2) error of gamma-line registration 4057600200008 (ERR-T) total error 4057600200009 DETECTOR (GELI) Volume 38.cm**3 for gamma 4057600200010 (IOCH) for neutron flux 4057600200011 DECAY-DATA (93-NP-236-M,22.5MIN,DG,642.,0.98) 4057600200012 STATUS (TABLE) Table 1 of SJA,54,116,1983 4057600200013 (COREL,40576003) alpha counting 4057600200014 ENDBIB 12 0 4057600200015 COMMON 4 3 4057600200016 MONIT MONIT-ERR ERR-1 ERR-2 4057600200017 B B PER-CENT PER-CENT 4057600200018 1.23 0.02 2.0 2.0 4057600200019 ENDCOMMON 3 0 4057600200020 DATA 4 1 4057600200021 EN EN-ERR DATA ERR-T 4057600200022 MEV MEV B B 4057600200023 14.8 0.2 0.23 0.05 4057600200024 ENDDATA 3 0 4057600200025 ENDSUBENT 24 0 4057600299999 SUBENT 40576003 20210209 41954057600300001 BIB 7 8 4057600300002 REACTION (93-NP-237(N,2N)93-NP-236-M,,SIG) 4057600300003 DECAY-DATA (93-NP-236-M,22.5HR,B-,,0.48) 22.5+-0.4 hr 4057600300004 RAD-DET (94-PU-236,A) 4057600300005 DETECTOR (SIBAR) For alpha spectrum 4057600300006 ERR-ANALYS (DATA-ERR) Total error 4057600300007 STATUS (TABLE) Table 1 of SJA,54,116,1983 4057600300008 (COREL,40576002) gamma counting 4057600300009 HISTORY (20210209U) Comma was added in DECAY-DATA. 4057600300010 ENDBIB 8 0 4057600300011 NOCOMMON 0 0 4057600300012 DATA 4 1 4057600300013 EN EN-ERR DATA DATA-ERR 4057600300014 MEV MEV B B 4057600300015 14.8 0.2 0.276 0.014 4057600300016 ENDDATA 3 0 4057600300017 ENDSUBENT 16 0 4057600399999 SUBENT 40576004 20180325 41784057600400001 BIB 4 8 4057600400002 REACTION (93-NP-237(N,2N)93-NP-236,,SIG,,,DERIV) Total (n,2n) 4057600400003 cross section 4057600400004 ANALYSIS Derived by measured CS for Np-236m and isomeric ratio 4057600400005 ERR-ANALYS (DATA-ERR) Total error 4057600400006 STATUS (TABLE) Text, page 120 of SJA,54,116,1983 4057600400007 (DEP,10408002) Isomeric ratio 4057600400008 (DEP,40576002) Measured CS for Np-236m 4057600400009 (DEP,40576003) Measured CS for Np-236m 4057600400010 ENDBIB 8 0 4057600400011 NOCOMMON 0 0 4057600400012 DATA 3 1 4057600400013 EN-DUMMY DATA DATA-ERR 4057600400014 MEV B B 4057600400015 14.8 0.37 0.02 4057600400016 ENDDATA 3 0 4057600400017 ENDSUBENT 16 0 4057600499999 ENDENTRY 4 0 4057699999999