ENTRY 32254 20250221 32173225400000001 SUBENT 32254001 20250221 32173225400100001 BIB 17 42 3225400100002 TITLE Investigation of fast neutron reactions in natural 3225400100003 lutetium 3225400100004 AUTHOR (A.M.Savrasov,O.M.Gorbachenko,V.M.Morozyuk, 3225400100005 I.M.Kadenko, V.A.Zheltonozhsky) 3225400100006 INSTITUTE (4UKRIJD,4UKRKGU) 3225400100007 REFERENCE (J,NP/A,1041,122788,2024) 3225400100008 #doi:10.1016/j.nuclphysa.2023.122788 3225400100009 FACILITY (CCW,4UKRKGU) Neutron generator NG-300/15 3225400100010 INC-SOURCE (D-T) 3225400100011 DETECTOR (HPGE) Three gamma spectrometers, collected on the 3225400100012 basis of HPGe Canberra and Ortec detectors. The 3225400100013 energy resolutions of HPGe spectrometers were 1.8 - 3225400100014 2.0 keV for the gamma-line of 1332 keV of 60Co. 3225400100015 The efficiency of detecting gamma-decay quanta was 3225400100016 determined using standard calibration sources of 3225400100017 152,154 Eu and 133Ba. 3225400100018 METHOD (ACTIV,GSPEC) 3225400100019 SAMPLE Foils for irradiation were assembled and included a 3225400100020 monitor target made of metallic aluminium foil with 3225400100021 thickness of 200 mu-m, which was initially placed; 3225400100022 behind it the investigated lutetium target with a 3225400100023 thickness of 170 mu-m and mass of 165 mg was located. 3225400100024 Two monitor targets were placed behind it, and made 3225400100025 of metallic aluminium with thickness of 200 mu-m and 3225400100026 metallic niobium with a thickness of 100 mu-m. 3225400100027 MONITOR ((MONIT1)13-AL-27(N,A)11-NA-24,,SIG) 3225400100028 ((MONIT2)41-NB-93(N,2N)41-NB-92,,SIG) 3225400100029 MONIT-REF (,A.Trkov+,J,NDS,163,1,2020) 3225400100030 CORRECTION The self-absorption correction was calculated by Monte-3225400100031 Carlo simulation method using the MCNP4C code taking 3225400100032 into account detailed counting geometry. 3225400100033 REL-REF (R,,R.B.Firestone+,B,FIRESTONE,,,1996) 3225400100034 Decay data for all considered reactions and monitors 3225400100035 were taken from Richard B. Firestone, Table of 3225400100036 Isotopes CD-ROM, Eight Edition, Version 1.0, March 3225400100037 1996. 3225400100038 ADD-RES (COMP) The comparison of the measured cross section 3225400100039 values with those calculated in the framework of the 3225400100040 TALYS-1.96, EMPIRE 3.2.3 codes and ENDF databases. 3225400100041 ERR-ANALYS (DATA-ERR) No information on source of uncertainties 3225400100042 STATUS (TABLE,,A.M.Savrasov+,J,NP/A,1041,122788,2024) Tab.2. 3225400100043 HISTORY (20250221C) UkrNDC 3225400100044 ENDBIB 42 0 3225400100045 COMMON 6 3 3225400100046 EN EN-ERR MONIT1 MONIT1-ERR MONIT2 MONIT2-ERR 3225400100047 MEV MEV MB MB MB MB 3225400100048 14.6 0.3 114.03 0.42740 460.15 2.5268 3225400100049 ENDCOMMON 3 0 3225400100050 ENDSUBENT 49 0 3225400199999 SUBENT 32254002 20250221 32173225400200001 BIB 3 3 3225400200002 REACTION (71-LU-176(N,G)71-LU-177-G,,SIG) 3225400200003 SAMPLE (71-LU-176,NAT=0.0259) 3225400200004 DECAY-DATA (71-LU-177-G,6.734D,DG,208.3664,0.110) 3225400200005 ENDBIB 3 0 3225400200006 NOCOMMON 0 0 3225400200007 DATA 2 1 3225400200008 DATA DATA-ERR 3225400200009 MB MB 3225400200010 19.64 2.10 3225400200011 ENDDATA 3 0 3225400200012 ENDSUBENT 11 0 3225400299999 SUBENT 32254003 20250221 32173225400300001 BIB 3 3 3225400300002 REACTION (71-LU-176(N,G)71-LU-177-M,,SIG) 3225400300003 SAMPLE (71-LU-176,NAT=0.0259) 3225400300004 DECAY-DATA (71-LU-177-M,160.4D,DG,208.3664,0.577) 3225400300005 ENDBIB 3 0 3225400300006 NOCOMMON 0 0 3225400300007 DATA 2 1 3225400300008 DATA DATA-ERR 3225400300009 MB MB 3225400300010 8.74 1.41 3225400300011 ENDDATA 3 0 3225400300012 ENDSUBENT 11 0 3225400399999 SUBENT 32254004 20250221 32173225400400001 BIB 3 3 3225400400002 REACTION (71-LU-175(N,P)70-YB-175,,SIG) 3225400400003 SAMPLE (71-LU-175,NAT=0.9741) 3225400400004 DECAY-DATA (70-YB-175,4.185D,DG,396.329,0.064) 3225400400005 ENDBIB 3 0 3225400400006 NOCOMMON 0 0 3225400400007 DATA 2 1 3225400400008 DATA DATA-ERR 3225400400009 MB MB 3225400400010 6.6 0.5 3225400400011 ENDDATA 3 0 3225400400012 ENDSUBENT 11 0 3225400499999 SUBENT 32254005 20250221 32173225400500001 BIB 3 3 3225400500002 REACTION (71-LU-175(N,A)69-TM-172,,SIG) 3225400500003 SAMPLE (71-LU-175,NAT=0.9741) 3225400500004 DECAY-DATA (69-TM-172,63.6HR,DG,1093.59,0.060) 3225400500005 ENDBIB 3 0 3225400500006 NOCOMMON 0 0 3225400500007 DATA 2 1 3225400500008 DATA DATA-ERR 3225400500009 MB MB 3225400500010 2.31 0.30 3225400500011 ENDDATA 3 0 3225400500012 ENDSUBENT 11 0 3225400599999 SUBENT 32254006 20250221 32173225400600001 BIB 3 3 3225400600002 REACTION (71-LU-176(N,A)69-TM-173,,SIG) 3225400600003 SAMPLE (71-LU-176,NAT=0.0259) 3225400600004 DECAY-DATA (69-TM-173,8.24HR,DG,398.9,0.879) 3225400600005 ENDBIB 3 0 3225400600006 NOCOMMON 0 0 3225400600007 DATA 2 1 3225400600008 DATA DATA-ERR 3225400600009 MB MB 3225400600010 2.78 0.38 3225400600011 ENDDATA 3 0 3225400600012 ENDSUBENT 11 0 3225400699999 ENDENTRY 6 0 3225499999999