ENTRY 31664 20160929 31753166400000001 SUBENT 31664001 20160929 31753166400100001 BIB 11 52 3166400100002 TITLE Activation cross sections and isomeric cross section 3166400100003 ratios for 184Os(n,2n)183m,gOs, 190Os(n,p)190m,gRe 3166400100004 and 86Sr(n,2n)85m,gSr reactions from 13.5 to 14.8 MeV 3166400100005 AUTHOR (Junhua Luo,Fei Tuo,Xiangzhong Kong) 3166400100006 INSTITUTE (3CPRLNZ,3CPRNPC) 3166400100007 (3CPRHXU) Department of Physics, Hexi University, 3166400100008 Zhangye 734000 3166400100009 REFERENCE (J,JRN,279,443,2009) 3166400100010 MONITOR (41-NB-93(N,2N)41-NB-92-M,,SIG) Cross sections for 3166400100011 93Nb(n,2n)92mNb reaction were selected as monitors to 3166400100012 measure the reaction cross section on several Os 3166400100013 isotopes. 3166400100014 The neutron energies in these measurements were 3166400100015 determined by cross section ratios for the 3166400100016 90Zr(n,2n)89m+gZr and 93Nb(n,2n)92mNb reactions 3166400100017 (40-ZR-90(N,2N)40-ZR-89,,SIG) 3166400100018 DECAY-MON (41-NB-92-M,10.15D,DG,934.43,0.9907) 3166400100019 MONIT-REF (,M.Wagner,B,PH-DAT,13-5,1990) - cross sections for 3166400100020 normalization. 3166400100021 (,V.E.Lewis+,J,NIM,174,141,1980) The neutron energies 3166400100022 were determined. 3166400100023 DETECTOR (HPGE) The gamma-ray activity of 183mOs, 183gOs, 3166400100024 190mRe, 190gRe, and 92mNb were determined by a 3166400100025 high-purity germanium (HPGe) detector (ORTEC, 3166400100026 model GEM 60P, Crystal diameter: 70.1 mm, Crystal 3166400100027 length: 72.3 mm) with a relative efficiency of ~68 % 3166400100028 and an energy resolution of 1.69 keV at1332 keV for 3166400100029 60Co. The efficiency of the detector was pre-calibrated3166400100030 using various standard gamma-sources. 3166400100031 (HPGE) The gamma-ray activities of 85mSr, 85gSr and 3166400100032 92mNb were determined by a CH8403 coaxial high-purity 3166400100033 germanium detector (sensitive volume 110 cm3) (made 3166400100034 in the People's Republic of China) with a relative 3166400100035 efficiency of 20% and an energy resolution of 3 keV at 3166400100036 1.33 MeV. The efficiency of the detector was 3166400100037 precalibrated using various standard gamma-sources. 3166400100038 ERR-ANALYS (ERR-T) The main error sources are: 3166400100039 * counting statistics, 3166400100040 * standard cross section, 3166400100041 * detector efficiency, 3166400100042 * weight of samples, 3166400100043 * self-absorption of gamma-rays and the coincidence 3166400100044 sum effect of cascade gamma-rays, 3166400100045 * measurement geometry. 3166400100046 The total uncertainty in each cross section was 3166400100047 obtained by combining the individual uncertainties 3166400100048 in quadrature. 3166400100049 (EN-ERR) scale uncertainty 3166400100050 STATUS (TABLE) Data are from the tables of the ref. 3166400100051 (APRVD) Entry approved by Dr. Junhua Luo 3166400100052 HISTORY (20090212C)SD 3166400100053 (20160923U) VS. decay data corrected in 007,010. 3166400100054 ENDBIB 52 0 3166400100055 COMMON 1 3 3166400100056 EN-ERR 3166400100057 MEV 3166400100058 0.2 3166400100059 ENDCOMMON 3 0 3166400100060 ENDSUBENT 59 0 3166400199999 SUBENT 31664002 20090212 31333166400200001 BIB 5 18 3166400200002 REACTION (76-OS-184(N,2N)76-OS-183-M,,SIG) 3166400200003 DECAY-DATA (76-OS-183-M,9.9HR,DG,1101.94,0.490) 3166400200004 FACILITY (LINAC,3CPRNPC) Irradiation of was carried out at 3166400200005 the K-400 Neutron Generator at Chinese Academy of 3166400200006 Engineering Physics (CAEP) and lasted 2 to 3 h with 3166400200007 a yield ~4 to 5 x 10**10 n/s. 3166400200008 SAMPLE Approximately 2 g of high-purity Os powder (>99.95%) 3166400200009 was pressed into a pellet of 20 mm diameter. Thin 3166400200010 niobium neutron flux monitor foils of the same 3166400200011 diameter as the sample were then attached in front 3166400200012 and at the back of each sample. 3166400200013 INC-SOURCE (D-T) Neutrons were produced by the T(d,n)4He 3166400200014 reaction with an effective deuteron beam energy of 3166400200015 134 keV and beam current of 230 mu-A. The tritium- 3166400200016 titanium (T-Ti) target used in the generator was 3166400200017 2.18 mg/cm2 thick. The neutron flux was monitored by 3166400200018 a uranium fission chamber so that corrections could 3166400200019 be made for small variations in the yield. 3166400200020 ENDBIB 18 0 3166400200021 NOCOMMON 0 0 3166400200022 DATA 5 2 3166400200023 EN DATA ERR-T MONIT MONIT-ERR 3166400200024 MEV MB MB MB MB 3166400200025 13.5 400. 30. 457.9 6.8 3166400200026 14.8 347. 25. 459.7 5.0 3166400200027 ENDDATA 4 0 3166400200028 ENDSUBENT 27 0 3166400299999 SUBENT 31664003 20090212 31333166400300001 BIB 5 18 3166400300002 REACTION (76-OS-184(N,2N)76-OS-183-G,,SIG) 3166400300003 DECAY-DATA (76-OS-183-G,13.0HR,DG,381.786,0.896) 3166400300004 FACILITY (LINAC,3CPRNPC) Irradiation of was carried out at 3166400300005 the K-400 Neutron Generator at Chinese Academy of 3166400300006 Engineering Physics (CAEP) and lasted 2 to 3 h with 3166400300007 a yield ~4 to 5 x 10**10 n/s. 3166400300008 SAMPLE Approximately 2 g of high-purity Os powder (>99.95%) 3166400300009 was pressed into a pellet of 20 mm diameter. Thin 3166400300010 niobium neutron flux monitor foils of the same 3166400300011 diameter as the sample were then attached in front 3166400300012 and at the back of each sample. 3166400300013 INC-SOURCE (D-T) Neutrons were produced by the T(d,n)4He 3166400300014 reaction with an effective deuteron beam energy of 3166400300015 134 keV and beam current of 230 mu-A. The tritium- 3166400300016 titanium (T-Ti) target used in the generator was 3166400300017 2.18 mg/cm2 thick. The neutron flux was monitored by 3166400300018 a uranium fission chamber so that corrections could 3166400300019 be made for small variations in the yield. 3166400300020 ENDBIB 18 0 3166400300021 NOCOMMON 0 0 3166400300022 DATA 5 2 3166400300023 EN DATA ERR-T MONIT MONIT-ERR 3166400300024 MEV MB MB MB MB 3166400300025 13.5 1226. 123. 457.9 6.8 3166400300026 14.8 1362. 141. 459.7 5.0 3166400300027 ENDDATA 4 0 3166400300028 ENDSUBENT 27 0 3166400399999 SUBENT 31664004 20090212 31333166400400001 BIB 5 18 3166400400002 REACTION (76-OS-190(N,P)75-RE-190-M,,SIG) 3166400400003 DECAY-DATA (75-RE-190-M,3.2HR,DG,186.718,0.278) 3166400400004 FACILITY (LINAC,3CPRNPC) Irradiation of was carried out at 3166400400005 the K-400 Neutron Generator at Chinese Academy of 3166400400006 Engineering Physics (CAEP) and lasted 2 to 3 h with 3166400400007 a yield ~4 to 5 x 10**10 n/s. 3166400400008 SAMPLE Approximately 2 g of high-purity Os powder (>99.95%) 3166400400009 was pressed into a pellet of 20 mm diameter. Thin 3166400400010 niobium neutron flux monitor foils of the same 3166400400011 diameter as the sample were then attached in front 3166400400012 and at the back of each sample. 3166400400013 INC-SOURCE (D-T) Neutrons were produced by the T(d,n)4He 3166400400014 reaction with an effective deuteron beam energy of 3166400400015 134 keV and beam current of 230 mu-A. The tritium- 3166400400016 titanium (T-Ti) target used in the generator was 3166400400017 2.18 mg/cm2 thick. The neutron flux was monitored by 3166400400018 a uranium fission chamber so that corrections could 3166400400019 be made for small variations in the yield. 3166400400020 ENDBIB 18 0 3166400400021 COMMON 1 3 3166400400022 ERR-T 3166400400023 MB 3166400400024 0.03 3166400400025 ENDCOMMON 3 0 3166400400026 DATA 4 2 3166400400027 EN DATA MONIT MONIT-ERR 3166400400028 MEV MB MB MB 3166400400029 13.5 0.45 457.9 6.8 3166400400030 14.8 0.18 459.7 5.0 3166400400031 ENDDATA 4 0 3166400400032 ENDSUBENT 31 0 3166400499999 SUBENT 31664005 20090212 31333166400500001 BIB 5 18 3166400500002 REACTION (76-OS-190(N,P)75-RE-190-G,,SIG) 3166400500003 DECAY-DATA (75-RE-190-G,3.1MIN,DG,569.310,0.251) 3166400500004 FACILITY (LINAC,3CPRNPC) Irradiation of was carried out at 3166400500005 the K-400 Neutron Generator at Chinese Academy of 3166400500006 Engineering Physics (CAEP) and lasted 2 to 3 h with 3166400500007 a yield ~4 to 5 x 10**10 n/s. 3166400500008 SAMPLE Approximately 2 g of high-purity Os powder (>99.95%) 3166400500009 was pressed into a pellet of 20 mm diameter. Thin 3166400500010 niobium neutron flux monitor foils of the same 3166400500011 diameter as the sample were then attached in front 3166400500012 and at the back of each sample. 3166400500013 INC-SOURCE (D-T) Neutrons were produced by the T(d,n)4He 3166400500014 reaction with an effective deuteron beam energy of 3166400500015 134 keV and beam current of 230 mu-A. The tritium- 3166400500016 titanium (T-Ti) target used in the generator was 3166400500017 2.18 mg/cm2 thick. The neutron flux was monitored by 3166400500018 a uranium fission chamber so that corrections could 3166400500019 be made for small variations in the yield. 3166400500020 ENDBIB 18 0 3166400500021 NOCOMMON 0 0 3166400500022 DATA 5 2 3166400500023 EN DATA ERR-T MONIT MONIT-ERR 3166400500024 MEV MB MB MB MB 3166400500025 13.5 1.5 0.4 457.9 6.8 3166400500026 14.8 2.6 0.3 459.7 5.0 3166400500027 ENDDATA 4 0 3166400500028 ENDSUBENT 27 0 3166400599999 SUBENT 31664006 20090212 31333166400600001 BIB 5 19 3166400600002 REACTION (38-SR-86(N,2N)38-SR-85-M,,SIG) 3166400600003 DECAY-DATA (38-SR-85-M,76.63MIN,DG,231.9,0.844) 3166400600004 FACILITY (LINAC,3CPRLNZ) Irradiation was carried out at ZF- 3166400600005 300-II Intense Neutron Generator at Lanzhou 3166400600006 University and lasted 1-10 hours with a 3166400600007 yield~(3~4) x 10**10 n/s. 3166400600008 SAMPLE Approximately 3 g of high-purity SrCO3 powder (>99.9%) 3166400600009 was pressed into a pellet of 20 mm diameter. 3166400600010 Thin niobium neutron flux monitor foils of 3166400600011 the same diameter as the sample were then attached 3166400600012 in front and at the back of each sample. 3166400600013 INC-SOURCE (D-T) Neutrons were produced by the T(d,n)4He 3166400600014 reaction with an effective deuteron beam energy of 3166400600015 135 keV, and a beam current of 500 mu-A. The solid 3166400600016 tritium-titanium (T-Ti) target used in the generator 3166400600017 was about 1.35 mg/cm2 thick. The neutron was 3166400600018 monitored by the accompanying alpha-particles so 3166400600019 fluence rate that corrections could be made for 3166400600020 small variations in the yield. 3166400600021 ENDBIB 19 0 3166400600022 NOCOMMON 0 0 3166400600023 DATA 5 3 3166400600024 EN DATA ERR-T MONIT MONIT-ERR 3166400600025 MEV MB MB MB MB 3166400600026 13.5 156. 10. 457.9 6.8 3166400600027 14.1 227. 8. 459.8 6.827 3166400600028 14.6 253. 8. 459.7 5.027 3166400600029 ENDDATA 5 0 3166400600030 ENDSUBENT 29 0 3166400699999 SUBENT 31664007 20160929 31753166400700001 BIB 6 20 3166400700002 REACTION (38-SR-86(N,2N)38-SR-85-G,,SIG) 3166400700003 DECAY-DATA (38-SR-85-G,64.84HR,DG,514.0,0.960) 3166400700004 FACILITY (NGEN,3CPRLNZ) Irradiation was carried out at ZF- 3166400700005 300-II Intense Neutron Generator at Lanzhou 3166400700006 University and lasted 1-10 hours with a 3166400700007 yield~(3~4) x 10**10 n/s. 3166400700008 SAMPLE Approximately 3 g of high-purity SrCO3 powder (>99.9%) 3166400700009 was pressed into a pellet of 20 mm diameter. 3166400700010 Thin niobium neutron flux monitor foils of 3166400700011 the same diameter as the sample were then attached 3166400700012 in front and at the back of each sample. 3166400700013 INC-SOURCE (D-T) Neutrons were produced by the T(d,n)4He 3166400700014 reaction with an effective deuteron beam energy of 3166400700015 135 keV, and a beam current of 500 mu-A. The solid 3166400700016 tritium-titanium (T-Ti) target used in the generator 3166400700017 was about 1.35 mg/cm2 thick. The neutron was 3166400700018 monitored by the accompanying alpha-particles so 3166400700019 fluence rate that corrections could be made for 3166400700020 small variations in the yield. 3166400700021 HISTORY (20160923U) VS. T1/2 in decay data corrected. 3166400700022 ENDBIB 20 0 3166400700023 NOCOMMON 0 0 3166400700024 DATA 5 2 3166400700025 EN DATA ERR-T MONIT MONIT-ERR 3166400700026 MEV MB MB MB MB 3166400700027 14.1 665. 65. 459.8 6.827 3166400700028 14.6 702. 79. 459.7 5.027 3166400700029 ENDDATA 4 0 3166400700030 ENDSUBENT 29 0 3166400799999 SUBENT 31664008 20090212 31333166400800001 BIB 3 5 3166400800002 REACTION (76-OS-184(N,2N)76-OS-183-M/G,,SIG/RAT,,,DERIV) 3166400800003 DECAY-DATA (76-OS-183-M,9.9HR,DG,1101.94,0.490) 3166400800004 (76-OS-183-G,13.0HR,DG,381.786,0.896) 3166400800005 STATUS (DEP,31664002) 3166400800006 (DEP,31664003) 3166400800007 ENDBIB 5 0 3166400800008 NOCOMMON 0 0 3166400800009 DATA 3 2 3166400800010 EN DATA ERR-T 3166400800011 MEV NO-DIM NO-DIM 3166400800012 13.5 0.36 0.04 3166400800013 14.8 0.25 0.03 3166400800014 ENDDATA 4 0 3166400800015 ENDSUBENT 14 0 3166400899999 SUBENT 31664009 20090212 31333166400900001 BIB 3 5 3166400900002 REACTION (76-OS-190(N,P)75-RE-190-M/G,,SIG/RAT,,,DERIV) 3166400900003 DECAY-DATA (75-RE-190-M,3.2HR,DG,186.718,0.278) 3166400900004 (75-RE-190-G,3.1MIN,DG,569.310,0.251) 3166400900005 STATUS (DEP,31664004) 3166400900006 (DEP,31664005) 3166400900007 ENDBIB 5 0 3166400900008 NOCOMMON 0 0 3166400900009 DATA 3 2 3166400900010 EN DATA ERR-T 3166400900011 MEV NO-DIM NO-DIM 3166400900012 13.5 0.30 0.09 3166400900013 14.8 0.07 0.02 3166400900014 ENDDATA 4 0 3166400900015 ENDSUBENT 14 0 3166400999999 SUBENT 31664010 20160929 31753166401000001 BIB 4 6 3166401000002 REACTION (38-SR-86(N,2N)38-SR-85-M/G,,SIG/RAT) 3166401000003 DECAY-DATA (38-SR-85-M,76.63MIN,DG,231.9,0.844) 3166401000004 (38-SR-85-G,64.84HR,DG,514.0,0.960) 3166401000005 STATUS (DEP,31664006) 3166401000006 (DEP,31664007) 3166401000007 HISTORY (20160923U) VS. T1/2 in decay data corrected. 3166401000008 ENDBIB 6 0 3166401000009 COMMON 1 3 3166401000010 ERR-T 3166401000011 NO-DIM 3166401000012 0.3 3166401000013 ENDCOMMON 3 0 3166401000014 DATA 2 2 3166401000015 EN DATA 3166401000016 MEV NO-DIM 3166401000017 14.1 0.34 3166401000018 14.6 0.36 3166401000019 ENDDATA 4 0 3166401000020 ENDSUBENT 19 0 3166401099999 ENDENTRY 10 0 3166499999999