ENTRY 41663 20190422 41824166300000001 SUBENT 41663001 20190422 41824166300100001 BIB 13 33 4166300100002 INSTITUTE (4ZZZDUB) 4166300100003 REFERENCE (J,NP/A,188,212,1972) 4166300100004 AUTHOR (Yu.P.Popov,M.Pshitula,R.F.Rumi,M.Stempinski, 4166300100005 M.Frontasyeva) 4166300100006 TITLE Investigation of alpha-decay of 148Sm resonance states 4166300100007 REL-REF (R,40071001,E.N.Karzhavina+,R,JINR-P3-5655,1971) 4166300100008 Resonance energies data, g*Gn data. 4166300100009 (N,,J.Kvitek+,J,PL,22,186,1966) 4166300100010 (N,,Yu.P.Popov+,J,IZV,22,1994,1968) 4166300100011 (N,41647001,I.Wilhelm+,R,JINR-P3-5553,1970) 4166300100012 Three refs. - previous experiments. 4166300100013 FACILITY (REAC,4ZZZDUB) IBR pulse reactor operating as a 4166300100014 booster together with 4166300100015 (LINAC,4ZZZDUB) linear electron accelerator 4166300100016 METHOD (TOF) For measurement of incident neutrons energy. 4166300100017 Two runs: 1 2 4166300100018 Flight path, m 30. 100. 4166300100019 Neutron energy resolution, microsec/m 0.13 0.04 4166300100020 Target area, m**2 0.15 0.6 4166300100021 Target thickness of Sm(2)O(3),mg/cm2 0.45 0.2 4166300100022 Alpha-energy resolution,keV 200.-400. 300. 4166300100023 Measurement time, hr 180. 240. 4166300100024 (TRN) 4166300100025 DETECTOR (IOCH) Double ionization chamber and 4166300100026 multisectional ionization chamber 4166300100027 SAMPLE Oxides of natural and enriched (96.4%) isotope content,4166300100028 on 0.5 mm thickness Al foil backing. 4166300100029 CORRECTION Background was measured between resonances. 4166300100030 ADD-RES (COMP) Statistical model predictions 4166300100031 ERR-ANALYS (DATA-ERR) Includes statistical errors and 4166300100032 inaccuracy of determinations of parameters used for 4166300100033 calculation. 4166300100034 HISTORY (20190422A) M.M. 4166300100035 ENDBIB 33 0 4166300100036 NOCOMMON 0 0 4166300100037 ENDSUBENT 36 0 4166300199999 SUBENT 41663002 20190422 41824166300200001 BIB 6 23 4166300200002 REACTION 1(62-SM-147(N,A),,WID) 4166300200003 2(62-SM-147(N,0),,J) 4166300200004 ANALYSIS Total alpha-widths Ga were calculated from sums of 4166300200005 alpha-counts Na in the individual resonances as: 4166300200006 (Ga)k=((Na)k/(Na)0))*((PI0*A0*Gk)/(PIk*Ak*G0))*(Ga)0, 4166300200007 where 4166300200008 k and 0 - k-th and standard resonance, 4166300200009 G - total resonance width, 4166300200010 A - area above the transmission curve, 4166300200011 PI - neutron flux density . 4166300200012 Total widths G were calculated from the sum 4166300200013 2*g*Gn+Ggamma or 2*g*Gn+,Ggamma>, 4166300200014 =53 meV. 4166300200015 MONITOR ((MONIT)62-SM-147(N,A),,WID) (Ga)0 at 3.4 eV resonance 4166300200016 MONIT-REF (,J.Kvitek+,J,NP/A,154,177,1970) 4166300200017 FLAG (1.) Spin is given in brackets 4166300200018 (2.) + 108.4 eV resonance 4166300200019 (3.) + 163.6 eV resonance 4166300200020 (4.) + 225.3 eV resonance 4166300200021 (5.) DATA 1 value is given in brackets in the table of 4166300200022 the article; estimation 4166300200023 STATUS (TABLE) Table 2 of Nucl.Phys.A,v.188,p.212,1972 4166300200024 This Subent supersedes Subent 40225.003 4166300200025 ENDBIB 23 0 4166300200026 COMMON 2 3 4166300200027 EN-RES-NRM MONIT 4166300200028 EV MICRO-EV 4166300200029 3.4 2.5 4166300200030 ENDCOMMON 3 0 4166300200031 DATA 6 23 4166300200032 EN-RES DATA 1DATA-ERR 1DATA-MAX 1DATA 2FLAG 4166300200033 EV MICRO-EV MICRO-EV MICRO-EV NO-DIM NO-DIM 4166300200034 18.3 0.28 0.07 4166300200035 27.1 0.34 0.11 3. 4166300200036 29.7 0.45 0.15 3. 4166300200037 32.1 0.36 0.15 4166300200038 39.7 0.25 0.04 4166300200039 40.6 0.4 3. 5. 4166300200040 49.3 0.13 0.07 4166300200041 57.9 0.27 0.07 4166300200042 64.9 0.16 0.10 4166300200043 76.0 0.4 4166300200044 79.8 5. 4166300200045 83.4 2.2 0.4 3. 4166300200046 102.6 1.2 0.2 3. 1. 4166300200047 106.8 1.3 0.5 2. 4166300200048 123.4 1.4 0.2 3. 4166300200049 140.0 0.7 0.3 4166300200050 143.3 5. 4166300200051 151.3 0.72 0.25 4166300200052 160.8 3.8 0.8 3. 3. 4166300200053 183.7 15.5 1.2 3. 4166300200054 190.8 7. 4. 4166300200055 198. 5.5 4166300200056 221.6 3.1 0.6 3. 4. 4166300200057 ENDDATA 25 0 4166300200058 ENDSUBENT 57 0 4166300299999 SUBENT 41663003 20190422 41824166300300001 BIB 4 8 4166300300002 REACTION (62-SM-147(N,A),PAR,WID) 4166300300003 ANALYSIS Partial alpha-widths were calculated from the relative4166300300004 intensities of transitions to different levels of the 4166300300005 daughter nucleus determined from the measured spectra. 4166300300006 FLAG (2.) + 108.4 eV resonance 4166300300007 (3.) + 163.6 eV resonance 4166300300008 (4.) + 225.3 eV resonance 4166300300009 STATUS (TABLE) Table 2 of Nucl.Phys.A,v.188,p.212,1972 4166300300010 ENDBIB 8 0 4166300300011 NOCOMMON 0 0 4166300300012 DATA 5 24 4166300300013 EN-RES E-LVL DATA DATA-ERR FLAG 4166300300014 EV MEV MICRO-EV MICRO-EV NO-DIM 4166300300015 3.4 0. 1.1 0.2 4166300300016 3.4 0.696 1.1 0.2 4166300300017 18.3 0.696 0.08 0.02 4166300300018 18.3 1.314 0.18 0.05 4166300300019 27.1 0. 0.06 0.03 4166300300020 27.1 0.696 0.13 0.05 4166300300021 29.7 0. 0.23 0.08 4166300300022 29.7 0.696 0.09 0.04 4166300300023 32.1 0.696 0.24 0.10 4166300300024 39.7 0.696 0.10 0.02 4166300300025 39.7 1.314 0.11 0.02 4166300300026 57.9 0.696 0.22 0.06 4166300300027 83.4 0. 1.2 0.2 4166300300028 83.4 0.696 0.8 0.2 4166300300029 102.6 0. 0.07 0.04 4166300300030 102.6 0.696 0.83 0.16 4166300300031 106.8 0.696 0.7 0.3 2. 4166300300032 123.4 0. 0.73 0.15 4166300300033 123.4 0.696 0.34 0.10 4166300300034 160.8 0. 2.7 0.7 3. 4166300300035 160.8 0.696 0.6 0.3 3. 4166300300036 183.7 0. 14. 2. 4166300300037 221.6 0. 1.2 0.4 4166300300038 221.6 0.696 1.2 0.4 4. 4166300300039 ENDDATA 26 0 4166300300040 ENDSUBENT 39 0 4166300399999 ENDENTRY 3 0 4166399999999