ENTRY 30617 20090805 31403061700000001 SUBENT 30617001 20090805 31403061700100001 BIB 15 37 3061700100002 TITLE Isomer ratio and cross-section for the 3061700100003 Ge-74 (n,2n) Ge-73-m reaction at 14.4 MeV 3061700100004 AUTHOR (V.K.Chindhade,A.G.Joglekar,V.N.Bhoraskar) 3061700100005 INSTITUTE (3INDPOO) 3061700100006 REFERENCE (J,RRL,49,(3),199,198110) 3061700100007 SAMPLE Five samples of mixed uniformly pure (99.9%) 3061700100008 powders of germanium and PbO with ratios on weight 3061700100009 of metal Ge/Pb as 1 to 1,2 to 1,2 to 1.5,3 to 1 3061700100010 and 2 to 3. Total weight of each sample was about 3061700100011 100 mg. 3061700100012 FACILITY (CCW) 3061700100013 INC-SOURCE (D-T) A 14-MeV neutron generator with a flux of 3061700100014 2.*10**8 neutrons/cm**2/sec 3061700100015 METHOD (ACTIV) Activation method with characteristic times for3061700100016 one cycle, using fast pneumatic transfer system: 3061700100017 Irradiation 1.5 sec 3061700100018 Transfer (including cooling) 0.2 sec 3061700100019 Counting time 1.5 sec 3061700100020 Waiting time 5.sec 3061700100021 and 100 cycles for each sample 3061700100022 DETECTOR (NAICR) 3.inch*3.inch NaI(Tl) detector 3061700100023 ANALYSIS Usual solution for equation of decay with taking 3061700100024 into account of self-absorption correction 3061700100025 CORRECTION Self-absorption correction was introduced 3061700100026 ERR-ANALYS (DATA-ERR) Total error that includes uncertainties in 3061700100027 estimating photopeak area 3061700100028 relative detection efficiency 3061700100029 sample weighting 3061700100030 self-absorption 3061700100031 timing 3061700100032 COMMENT Theoretical evaluations of isomer production cross- 3061700100033 section is given in paper 3061700100034 STATUS (TABLE) Data were taken by compiler from Table 1, 3061700100035 Radiochem. Radioanal.Letters,49,(3)p.203(1981) 3061700100036 HISTORY (19820210C) VP. 3061700100037 (19830923U) Minor corrections.VP. 3061700100038 (20090725A) SD:Updated to new date formats,lower case. 3061700100039 ENDBIB 37 0 3061700100040 NOCOMMON 0 0 3061700100041 ENDSUBENT 40 0 3061700199999 SUBENT 30617002 20090805 31403061700200001 BIB 7 13 3061700200002 REACTION (32-GE-74(N,2N)32-GE-73-M,,SIG) 3061700200003 DECAY-DATA (32-GE-73-M,0.53SEC,DG,54.) 3061700200004 MONITOR ((82-PB-208(N,2N)82-PB-207-M,,SIG,,A)+ 3061700200005 (82-PB-207(N,INL)82-PB-207-M,,SIG,,A)) Characteristic 3061700200006 activation of natural mixture of isotopes 3061700200007 MONIT-REF (10361002,G.N.SALAITA+,J,JIN,35,2139,197307) 3061700200008 DECAY-MON (82-PB-207-M,0.8SEC,DG,1064.) 3061700200009 COMMENT The values of half-lifes and gamma energies are 3061700200010 different from those compiled at Table of Isotopes 3061700200011 (seventh edition) by C.M.Lederer and V.S.Shirley 3061700200012 HISTORY (19891024A) VOF.-Reaction and decay-data codes correcte3061700200013 (20090725A) SD:Updated to new date formats,lower case. 3061700200014 Ge-73m half-life corrected to value used by authors 3061700200015 ENDBIB 13 0 3061700200016 NOCOMMON 0 0 3061700200017 DATA 6 1 3061700200018 EN EN-RSL DATA DATA-ERR MONIT MONIT-ERR 3061700200019 MEV MEV MB MB MB MB 3061700200020 14.4 0.3 440. 40. 1310. 116. 3061700200021 ENDDATA 3 0 3061700200022 ENDSUBENT 21 0 3061700299999 ENDENTRY 2 0 3061799999999