ENTRY 41649 20180128 41774164900000001 SUBENT 41649001 20180128 41774164900100001 BIB 13 26 4164900100002 TITLE Study of (n,alpha) reaction on deformed nuclei 4164900100003 AUTHOR (N.P.Balabanov,Yu.M.Gledenov,Kim Tkhe Seb,Yu.P.Popov, 4164900100004 V.G.Semenov,M.Florek) 4164900100005 INSTITUTE (4ZZZDUB) Lab. of Neutron Physics. 4164900100006 REFERENCE (R,JINR-P3-7376,1973) 4164900100007 (R,JINR-P3-5875,1971) Preliminary results for Hf-177 on4164900100008 resonance neutrons were lower. 4164900100009 REL-REF (R,,,R,BNL-325,1966) Neutron Cross Section, vol.IIC 4164900100010 (R,,M.Asghar+,J,NP/A,145,549,1970) 4164900100011 (R,,V.P.Vertebnyj+,C,71KIEV,1,181,1971) 4164900100012 Three refs. for res.parameters of studied isotopes , 4164900100013 used in calculation of alpha widths. 4164900100014 FACILITY (REAC,4ZZZDUB) Pulsed reactor - at Os measurement. 4164900100015 (LINAC,4ZZZDUB) IBR reactor as buster with electron 4164900100016 linear accelerator. 4164900100017 SAMPLE Sm-147 sample was used for calibration. 4164900100018 (62-SM-147,ENR=0.964) Enrichment 96.4 % . 4164900100019 Thickness 1.8E+19 nucl/cm2 , square 850 cm2. 4164900100020 PART-DET (A) Alpha energy 9.5 MeV was measured. 4164900100021 MONITOR (62-SM-147(N,A),,WID) 4164900100022 MONIT-REF (,Yu.P.Popov+,J,NP/A,188,212,1972) 4164900100023 METHOD (TOF) 4164900100024 CORRECTION For energy dependence of detector efficiency. 4164900100025 For alpha self-absorption. 4164900100026 For neutrons self-shielding. 4164900100027 HISTORY (20180128C) M.M. 4164900100028 ENDBIB 26 0 4164900100029 NOCOMMON 0 0 4164900100030 ENDSUBENT 29 0 4164900199999 SUBENT 41649002 20180128 41774164900200001 BIB 5 11 4164900200002 REACTION (64-GD-155(N,A),,WID) 4164900200003 SAMPLE (64-GD-155,ENR=0.86) Enrichment 86.% . 4164900200004 Thickness 14.0E+19 nucl/cm2 , square 5700 cm2, 4164900200005 time resolution 0.13microsec/m, measurement time 120hr 4164900200006 PART-DET (A) Alpha energy 7.8 MeV was measured. 4164900200007 ERR-ANALYS (DATA-ERR) Type of error is not explained in the 4164900200008 article. 4164900200009 Upper limits (DATA-MAX) was defined with 0.95% 4164900200010 probability ( two stat.errors were added for exp. 4164900200011 counting) 4164900200012 STATUS (TABLE) Table II of R,JINR-P3-7376,1973 4164900200013 ENDBIB 11 0 4164900200014 NOCOMMON 0 0 4164900200015 DATA 5 11 4164900200016 EN-RES DATA DATA-ERR DATA-MAX SPIN J 4164900200017 EV EV EV EV NO-DIM 4164900200018 2.01 0.75 E-9 0.30 E-9 1. 4164900200019 2.64 0.6 E-9 0.2 E-9 2. 4164900200020 6.31 0.9 E-9 0.3 E-9 2. 4164900200021 7.76 0.6 E-9 0.4 E-9 2. 4164900200022 10.02 6. E-9 2. 4164900200023 11.52 3. E-9 1. 4164900200024 11.99 1. E-9 2. 4164900200025 14.50 1.5E-9 1. 4164900200026 17.76 10. E-9 2. 4164900200027 19.91 2. E-9 2. 4164900200028 21.03 1.5E-9 2. 4164900200029 ENDDATA 13 0 4164900200030 ENDSUBENT 29 0 4164900299999 SUBENT 41649003 20180128 41774164900300001 BIB 5 11 4164900300002 REACTION (72-HF-177(N,A),,WID) 4164900300003 SAMPLE (72-HF-177,ENR=0.854) Enrichment 85.4% . 4164900300004 Thickness 5.25E+19 nucl/cm2 , square 4800 cm2, 4164900300005 time resolution 0.13microsec/m, measurement time 180hr 4164900300006 PART-DET (A) Alpha energy 9.7 MeV was measured. 4164900300007 ERR-ANALYS (DATA-ERR) Type of error is not explained in the 4164900300008 article. 4164900300009 Upper limits (DATA-MAX) was defined with 0.95% 4164900300010 probability ( two stat.errors were added for exp. 4164900300011 counting) 4164900300012 STATUS (TABLE) Table II of R,JINR-P3-7376,1973 4164900300013 ENDBIB 11 0 4164900300014 NOCOMMON 0 0 4164900300015 DATA 5 7 4164900300016 EN-RES DATA DATA-ERR DATA-MAX SPIN J 4164900300017 EV EV EV EV NO-DIM 4164900300018 1.098 1.70 E-8 0.55 E-8 3. 4164900300019 2.38 2.4 E-8 0.5 E-8 4. 4164900300020 5.89 3.1 E-8 0.7 E-8 3. 4164900300021 6.57 2.2 E-8 1.0 E-8 4. 4164900300022 8.87 2.3 E-8 0.6 E-8 4. 4164900300023 10.95 8. E-8 3. 4164900300024 13.94 2.8 E-8 1.4 E-8 3. 4164900300025 ENDDATA 9 0 4164900300026 ENDSUBENT 25 0 4164900399999 SUBENT 41649004 20180128 41774164900400001 BIB 5 11 4164900400002 REACTION (63-EU-151(N,A),,WID) 4164900400003 SAMPLE 63-EU-151 natural. 4164900400004 Thickness 3.3E+19 nucl/cm2 , square 3200 cm2, 4164900400005 time resolution 0.19microsec/m, measurement time 100hr 4164900400006 PART-DET (A) Alpha energy 7.6 MeV was measured. 4164900400007 ERR-ANALYS (DATA-ERR) Type of error is not explained in the 4164900400008 article. 4164900400009 Upper limits (DATA-MAX) was defined with 0.95% 4164900400010 probability ( two stat.errors were added for exp. 4164900400011 counting) 4164900400012 STATUS (TABLE) Table II of R,JINR-P3-7376,1973 4164900400013 ENDBIB 11 0 4164900400014 NOCOMMON 0 0 4164900400015 DATA 5 7 4164900400016 EN-RES DATA DATA-ERR DATA-MAX SPIN J 4164900400017 EV EV EV EV NO-DIM 4164900400018 0.321 2.5 E-10 1.8 E-10 3. 4164900400019 0.461 2.2 E-10 3. 4164900400020 1.055 8. E-10 3. 4164900400021 1.83 9. E-10 4164900400022 2.717 10. E-10 4164900400023 3.36 5. E-10 2. 4164900400024 3.7 6. E-10 4164900400025 ENDDATA 9 0 4164900400026 ENDSUBENT 25 0 4164900499999 SUBENT 41649005 20180128 41774164900500001 BIB 5 9 4164900500002 REACTION (76-OS-187(N,A),,WID) 4164900500003 SAMPLE 76-OS-187 natural. 4164900500004 Thickness 0.96E+19 nucl/cm2 , square 2500 cm2, 4164900500005 time resolution 0.7microsec/m, measurement time 310hr 4164900500006 PART-DET (A) Alpha energy 10.8 MeV was measured. 4164900500007 ANALYSIS Upper limits (DATA-MAX) was defined with 0.95% 4164900500008 probability ( two stat.errors were added for exp. 4164900500009 counting) 4164900500010 STATUS (TABLE) Table II of R,JINR-P3-7376,1973 4164900500011 ENDBIB 9 0 4164900500012 NOCOMMON 0 0 4164900500013 DATA 2 3 4164900500014 EN-RES DATA-MAX 4164900500015 EV EV 4164900500016 9.46 2.8 E-7 4164900500017 12.6 0.9 E-7 4164900500018 20.19 13. E-7 4164900500019 ENDDATA 5 0 4164900500020 ENDSUBENT 19 0 4164900599999 SUBENT 41649006 20180128 41774164900600001 BIB 5 9 4164900600002 REACTION (76-OS-189(N,A),,WID) 4164900600003 SAMPLE 76-OS-189 natural. 4164900600004 Thickness 9.3E+19 nucl/cm2 , square 2500 cm2, 4164900600005 time resolution 0.7microsec/m, measurement time 310hr 4164900600006 PART-DET (A) Alpha energy 10.85 MeV was measured. 4164900600007 ANALYSIS Upper limits (DATA-MAX) was defined with 0.95% 4164900600008 probability ( two stat.errors were added for exp. 4164900600009 counting) 4164900600010 STATUS (TABLE) Table II of R,JINR-P3-7376,1973 4164900600011 ENDBIB 9 0 4164900600012 NOCOMMON 0 0 4164900600013 DATA 2 5 4164900600014 EN-RES DATA-MAX 4164900600015 EV EV 4164900600016 6.75 1.2 E-8 4164900600017 8.97 0.7 E-8 4164900600018 10.3 1.8 E-9 4164900600019 18.7 4.4 E-8 4164900600020 22.04 3.9 E-8 4164900600021 ENDDATA 7 0 4164900600022 ENDSUBENT 21 0 4164900699999 SUBENT 41649007 20180128 41774164900700001 BIB 5 10 4164900700002 REACTION (64-GD-155(N,A),,WID,,AV) 4164900700003 ANALYSIS For spin 1 only one resonance was used, 4164900700004 for spin 2 - 3 resonances were used for averaging 4164900700005 ERR-ANALYS (DATA-ERR) Type of error is not explained in the 4164900700006 article. 4164900700007 ADD-RES (COMP) Optical model calculation - 4164900700008 (1.9+-0.6)*10**-3 microeV for J=1 4164900700009 (0.9+-0.2)*10**-3 microeV for J=2 4164900700010 STATUS (TABLE) Table III of R,JINR-P3-7376,1973 4164900700011 (DEP,41649002) Measured alpha-widths . 4164900700012 ENDBIB 10 0 4164900700013 COMMON 1 3 4164900700014 PARITY 4164900700015 NO-DIM 4164900700016 -1. 4164900700017 ENDCOMMON 3 0 4164900700018 DATA 4 2 4164900700019 EN-RES-MAX DATA DATA-ERR SPIN J 4164900700020 EV MICRO-EV MICRO-EV NO-DIM 4164900700021 2.01 0.7E-3 0.3E-3 1. 4164900700022 7.76 0.7E-3 0.3E-3 2. 4164900700023 ENDDATA 4 0 4164900700024 ENDSUBENT 23 0 4164900799999 SUBENT 41649008 20180128 41774164900800001 BIB 5 10 4164900800002 REACTION (72-HF-177(N,A),,WID,,AV) 4164900800003 ANALYSIS For spin 3 three resonances were used, 4164900800004 for spin 4 - 3 resonances were used for averaging . 4164900800005 ERR-ANALYS (DATA-ERR) Type of error is not explained in the 4164900800006 article. 4164900800007 ADD-RES (COMP) Optical model calculation - 4164900800008 (1.7+-0.3)*10**-2 microeV for J=3 4164900800009 (0.6+-0.2)*10**-2 microeV for J=4 4164900800010 STATUS (TABLE) Table III of R,JINR-P3-7376,1973 4164900800011 (DEP,41649003) Measured alpha-widths . 4164900800012 ENDBIB 10 0 4164900800013 COMMON 1 3 4164900800014 PARITY 4164900800015 NO-DIM 4164900800016 -1. 4164900800017 ENDCOMMON 3 0 4164900800018 DATA 4 2 4164900800019 EN-RES-MAX DATA DATA-ERR SPIN J 4164900800020 EV MICRO-EV MICRO-EV NO-DIM 4164900800021 13.94 2.5E-2 0.6E-2 3. 4164900800022 8.87 2.3E-2 0.6E-2 4. 4164900800023 ENDDATA 4 0 4164900800024 ENDSUBENT 23 0 4164900899999 SUBENT 41649009 20180128 41774164900900001 BIB 5 8 4164900900002 REACTION (63-EU-151(N,A),,WID,,AV) 4164900900003 ANALYSIS For spin 3 - one resonance was used. 4164900900004 ERR-ANALYS (DATA-ERR) Type of error is not explained in the 4164900900005 article. 4164900900006 ADD-RES (COMP) Optical model calculation - 4164900900007 (2.7+-0.5)*10**-4 microeV 4164900900008 STATUS (TABLE) Table III of R,JINR-P3-7376,1973 4164900900009 (DEP,41649004) Measured alpha-widths . 4164900900010 ENDBIB 8 0 4164900900011 COMMON 1 3 4164900900012 PARITY 4164900900013 NO-DIM 4164900900014 +1. 4164900900015 ENDCOMMON 3 0 4164900900016 DATA 4 1 4164900900017 EN-RES-MAX DATA DATA-ERR SPIN J 4164900900018 EV MICRO-EV MICRO-EV NO-DIM 4164900900019 0.321 2.5 E-4 1.8 E-4 3. 4164900900020 ENDDATA 3 0 4164900900021 ENDSUBENT 20 0 4164900999999 SUBENT 41649010 20180128 41774164901000001 BIB 3 4 4164901000002 REACTION (76-OS-187(N,A),,WID,,AV) 4164901000003 ADD-RES (COMP) Optical model calculation - 0.20+-0.04 microeV 4164901000004 STATUS (TABLE) Table III of R,JINR-P3-7376,1973 4164901000005 (DEP,41649005) Measured alpha-widths . 4164901000006 ENDBIB 4 0 4164901000007 NOCOMMON 0 0 4164901000008 DATA 2 1 4164901000009 EN-RES-MAX DATA-MAX 4164901000010 EV MICRO-EV 4164901000011 20.19 0.6 4164901000012 ENDDATA 3 0 4164901000013 ENDSUBENT 12 0 4164901099999 SUBENT 41649011 20180128 41774164901100001 BIB 3 4 4164901100002 REACTION (76-OS-187(N,A),,WID,,AV) 4164901100003 ADD-RES (COMP) Optical model calculation - 0.18+-0.03 microeV 4164901100004 STATUS (TABLE) Table III of R,JINR-P3-7376,1973 4164901100005 (DEP,41649006) Measured alpha-widths . 4164901100006 ENDBIB 4 0 4164901100007 NOCOMMON 0 0 4164901100008 DATA 2 1 4164901100009 EN-RES DATA-MAX 4164901100010 EV MICRO-EV 4164901100011 22.04 2.4 E-2 4164901100012 ENDDATA 3 0 4164901100013 ENDSUBENT 12 0 4164901199999 ENDENTRY 11 0 4164999999999