ENTRY 21892 20201210 22962189200000001 SUBENT 21892001 20201210 22962189200100001 BIB 14 38 2189200100002 TITLE The experimental isomeric cross-section ratio 2189200100003 in the nuclear activation technique 2189200100004 AUTHOR (R.Vanska, R.Rieppo) 2189200100005 REFERENCE (J,NIM,179,525,1981) 2189200100006 INSTITUTE (2SF OUL) 2189200100007 FACILITY (NGEN,2SF OUL) Neutron generator. 2189200100008 INC-SOURCE (D-T) 2189200100009 SAMPLE Natural germanium targets(138 mg and 144 mg) 2189200100010 placed between thin aluminum foils (57 mg and 2189200100011 65 mg, respectively) -two Ge/Al targets -A and B. 2189200100012 Isotopic abundances: Ge-76 - 0.0776, Ge-74 - 0.3654. 2189200100013 METHOD (ACTIV) 2189200100014 (GSPEC) Gamma-ray spectrometry. 2189200100015 Sample A Sample B 2189200100016 Irradiation time 3.0 min 8.75 min 2189200100017 Cooling time 1.0 min 2.5 min 2189200100018 Counting time 4.0 min 60 min 2189200100019 DETECTOR (GELI) Volume 42cm**3 Ge(Li) semiconductor spectrometer2189200100020 ANALYSIS For the short-lived Ge-75-M state the 136 keV 'IT' 2189200100021 gamma-rays were used in evaluation. In all other 2189200100022 cases decay gammas after beta emission were used. 2189200100023 STATUS (TABLE) Tables 2,3 from Nucl.Instr.Meth.,179(1981)525 2189200100024 CORRECTION Special attention was given to the 2189200100025 efficiency calibration of the detector. 2189200100026 ERR-ANALYS (DATA-ERR) Total error includes uncertainties in : 2189200100027 - Photo-peak efficiency calibration, 2189200100028 - Standard cross sections, 2189200100029 - Intensities of the monitor gamma-rays, 2189200100030 - Photo-peak areas. 2189200100031 HISTORY (19831110C) A.L. 2189200100032 (20090208A) M.M. BIB information was added. 2189200100033 Free text was corrected to be human-readable. 2189200100034 Dates were corrected for 4-digits year. 2189200100035 Subents 004 - 007 were added. 2189200100036 MONITOR and DECAY-MON were moved in proper Subents. 2189200100037 ERR-T -> DATA-ERR (no sys./stat errors are given). 2189200100038 (20201210U) SD: Correction in Subents 002,004,005. 2189200100039 EN-RSL -> EN-RSL-HW. 2189200100040 ENDBIB 38 0 2189200100041 COMMON 2 3 2189200100042 EN EN-RSL-HW 2189200100043 MEV MEV 2189200100044 14.7 0.3 2189200100045 ENDCOMMON 3 0 2189200100046 ENDSUBENT 45 0 2189200199999 SUBENT 21892002 20201210 22962189200200001 BIB 5 11 2189200200002 REACTION 1(32-GE-76(N,2N)32-GE-75,,SIG) 2189200200003 2(32-GE-76(N,2N)32-GE-75-M/G,,SIG/RAT) 2189200200004 DECAY-DATA (32-GE-75-G,82.8MIN,DG,264.8,0.110,DG,199.2,0.014) 2189200200005 (32-GE-75-M,49.SEC,DG,136.,0.34) Isomeric transition. 2189200200006 ANALYSIS Average of two measurements of Subents 004 and 005. 2189200200007 STATUS (TABLE) Table 3 from Nucl.Instr.Meth.,179(1981)525 2189200200008 (DEP,21892004) 2189200200009 (DEP,21892005) 2189200200010 HISTORY (19831110C) A.L. 2189200200011 (20201210U) SD: DECAY-DATA of Ge-75m corrected (the 2189200200012 energy of radiation was multiplied by 1000). 2189200200013 ENDBIB 11 0 2189200200014 NOCOMMON 0 0 2189200200015 DATA 4 1 2189200200016 DATA 1DATA-ERR 1DATA 2DATA-ERR 2 2189200200017 MB MB NO-DIM NO-DIM 2189200200018 1180. 120. 1.3 0.15 2189200200019 ENDDATA 3 0 2189200200020 ENDSUBENT 19 0 2189200299999 SUBENT 21892003 20090208 22072189200300001 BIB 5 12 2189200300002 REACTION 1(32-GE-74(N,A)30-ZN-71,,SIG) 2189200300003 2(32-GE-74(N,A)30-ZN-71-M/G,,SIG/RAT) 2189200300004 DECAY-DATA (30-ZN-71-G,2.4MIN,DG,511.6,0.13) 2189200300005 (30-ZN-71-M,3.97HR,DG,487.3,0.75) 2189200300006 ANALYSIS Total c-s and c-s ratio were derived from measured 2189200300007 cross-sections for formation of metastable and ground 2189200300008 states - Subents 006, 007. 2189200300009 STATUS (TABLE) Data taken from Table 3 in main reference. 2189200300010 (DEP,21892006) 2189200300011 (DEP,21892007) 2189200300012 HISTORY (19831110C) A.L. 2189200300013 (19840202E) 2189200300014 ENDBIB 12 0 2189200300015 NOCOMMON 0 0 2189200300016 DATA 4 1 2189200300017 DATA 1DATA-ERR 1DATA 2DATA-ERR 2 2189200300018 MB MB NO-DIM NO-DIM 2189200300019 1.8000E+01 3.0000E+00 1.7000E-01 5.0000E-02 2189200300020 ENDDATA 3 0 2189200300021 ENDSUBENT 20 0 2189200399999 SUBENT 21892004 20201210 22962189200400001 BIB 8 22 2189200400002 REACTION 1(32-GE-76(N,2N)32-GE-75-M,,SIG) 2189200400003 2(32-GE-76(N,2N)32-GE-75-G,,SIG) 2189200400004 3(32-GE-76(N,2N)32-GE-75,,SIG) 2189200400005 4(32-GE-76(N,2N)32-GE-75-M/G,,SIG/RAT) 2189200400006 DECAY-DATA (32-GE-75-G,82.8MIN,DG,264.8,0.110) 2189200400007 (32-GE-75-M,49.SEC,DG,136.,0.34) Isomeric transition. 2189200400008 MONITOR (13-AL-27(N,P)12-MG-27,,SIG) 2189200400009 DECAY-MON (12-MG-27,9.45MIN,DG,843.8,0.72,DG,1014.4,0.28) 2189200400010 ANALYSIS The yield of metastable state decay was determined 2189200400011 using 136.0 keV IT gamma-ray. The yield of ground 2189200400012 state decay was determined using 264.8 keV gamma-ray. 2189200400013 Total c-s and c-s ratio were derived from measured 2189200400014 cross-sections for formation of metastable and ground 2189200400015 states. 2189200400016 STATUS (TABLE) Table 2 from Nucl.Instr.Meth.,179(1981)525 2189200400017 FLAG (1.) Measurement using sample A 2189200400018 (2.) Measurement using sample B 2189200400019 HISTORY (20090208C) M.M. 2189200400020 (20201210A) SD: SF9=DERIV deleted from REACTION 2189200400021 codes (3,4). SF4=Ge-75-G/M -> Ge-75-M/G in REACTION 2189200400022 code (4). DECAY-DATA of Ge-75m corrected (the 2189200400023 energy of radiation was multiplied by 1000). 2189200400024 ENDBIB 22 0 2189200400025 COMMON 2 3 2189200400026 MONIT MONIT-ERR 2189200400027 MB MB 2189200400028 78. 3. 2189200400029 ENDCOMMON 3 0 2189200400030 DATA 9 2 2189200400031 DATA 1DATA-ERR 1DATA 2DATA-ERR 2DATA 3DATA-ERR 32189200400032 DATA 4DATA-ERR 4FLAG 2189200400033 MB MB MB MB MB MB 2189200400034 NO-DIM NO-DIM NO-DIM 2189200400035 670. 60. 560. 70. 1230. 120. 2189200400036 1.20 0.15 1. 2189200400037 660. 60. 500. 60. 1160. 100. 2189200400038 1.34 0.15 2. 2189200400039 ENDDATA 8 0 2189200400040 ENDSUBENT 39 0 2189200499999 SUBENT 21892005 20201210 22962189200500001 BIB 7 21 2189200500002 REACTION 1(32-GE-76(N,2N)32-GE-75-M,,SIG) 2189200500003 2(32-GE-76(N,2N)32-GE-75-G,,SIG) 2189200500004 3(32-GE-76(N,2N)32-GE-75,,SIG) 2189200500005 4(32-GE-76(N,2N)32-GE-75-M/G,,SIG/RAT) 2189200500006 MONITOR (13-AL-27(N,P)12-MG-27,,SIG) 2189200500007 DECAY-MON (12-MG-27,9.45MIN,DG,843.8,0.72,DG,1014.4,0.28) 2189200500008 DECAY-DATA (32-GE-75-G,82.8MIN,DG,199.2,0.110) 2189200500009 (32-GE-75-M,49.SEC,DG,136.,0.34) Isomeric transition. 2189200500010 ANALYSIS The yield of metastable state decay was determined 2189200500011 using 136.0 keV IT gamma-ray. The yield of ground 2189200500012 state decay was determined using 199.2 keV gamma-ray. 2189200500013 Measurement using sample B. 2189200500014 Total c-s and c-s ratio were derived from measured 2189200500015 cross-sections for formation of metastable and ground 2189200500016 states. 2189200500017 STATUS (TABLE) Table 2 from Nucl.Instr.Meth.,179(1981)525 2189200500018 HISTORY (20090208C) M.M. 2189200500019 (20201210A) SD: SF9=DERIV deleted from REACTION 2189200500020 codes (3,4). SF4=Ge-75-G/M -> Ge-75-M/G in REACTION 2189200500021 code (4). DECAY-DATA of Ge-75m corrected (the 2189200500022 energy of radiation was multiplied by 1000). 2189200500023 ENDBIB 21 0 2189200500024 COMMON 2 3 2189200500025 MONIT MONIT-ERR 2189200500026 MB MB 2189200500027 78. 3. 2189200500028 ENDCOMMON 3 0 2189200500029 DATA 8 1 2189200500030 DATA 1DATA-ERR 1DATA 2DATA-ERR 2DATA 3DATA-ERR 32189200500031 DATA 4DATA-ERR 4 2189200500032 MB MB MB MB MB MB 2189200500033 NO-DIM NO-DIM 2189200500034 660. 80. 480. 70. 1140. 130. 2189200500035 1.37 0.15 2189200500036 ENDDATA 6 0 2189200500037 ENDSUBENT 36 0 2189200599999 SUBENT 21892006 20090208 22072189200600001 BIB 6 9 2189200600002 REACTION 1(32-GE-74(N,A)30-ZN-71-M,,SIG) 2189200600003 2(32-GE-74(N,A)30-ZN-71-G,,SIG) 2189200600004 Measurement using sample B. 2189200600005 DECAY-DATA (30-ZN-71-G,2.4MIN,DG,511.6,0.13) 2189200600006 (30-ZN-71-M,3.97HR,DG,487.3,0.75) 2189200600007 MONITOR (13-AL-27(N,P)12-MG-27,,SIG) 2189200600008 DECAY-MON (12-MG-27,9.45MIN,DG,843.8,0.72,DG,1014.4,0.28) 2189200600009 STATUS (TABLE) Table 2 of main reference. 2189200600010 HISTORY (20090208C) M.M. 2189200600011 ENDBIB 9 0 2189200600012 COMMON 2 3 2189200600013 MONIT MONIT-ERR 2189200600014 MB MB 2189200600015 78. 3. 2189200600016 ENDCOMMON 3 0 2189200600017 DATA 4 1 2189200600018 DATA 1DATA-ERR 1DATA 2DATA-ERR 2 2189200600019 MB MB MB MB 2189200600020 2.8 0.5 15.0 2.5 2189200600021 ENDDATA 3 0 2189200600022 ENDSUBENT 21 0 2189200699999 SUBENT 21892007 20090208 22072189200700001 BIB 6 7 2189200700002 REACTION (32-GE-74(N,A)30-ZN-71-M,,SIG) 2189200700003 Measurement using sample B. 2189200700004 DECAY-DATA (30-ZN-71-M,3.97HR,DG,487.3,0.75) 2189200700005 MONITOR (13-AL-27(N,A)11-NA-24-G,,SIG) 2189200700006 DECAY-MON (11-NA-24-G,15.03HR,DG,1368.5,0.9999,DG,2753.9,0.9990) 2189200700007 STATUS (TABLE) Table 2 of main reference. 2189200700008 HISTORY (20090208C) M.M. 2189200700009 ENDBIB 7 0 2189200700010 COMMON 2 3 2189200700011 MONIT MONIT-ERR 2189200700012 MB MB 2189200700013 115. 3. 2189200700014 ENDCOMMON 3 0 2189200700015 DATA 2 1 2189200700016 DATA DATA-ERR 2189200700017 MB MB 2189200700018 2.4 0.5 2189200700019 ENDDATA 3 0 2189200700020 ENDSUBENT 19 0 2189200799999 ENDENTRY 7 0 2189299999999