ENTRY 20017 20190114 22742001700000001 SUBENT 20017001 20190114 22742001700100001 BIB 16 34 2001700100002 INSTITUTE (2SWDKTH) 2001700100003 REFERENCE (J,ACJ,16,2100,1962) 2001700100004 AUTHOR (S.Forberg) 2001700100005 TITLE Determination of the cross section for the reactions 2001700100006 Ca-42(n,p)K-42 and Ca-43(n,p)K-43 and methods for 2001700100007 production of carrier-free potassium isotopes 2001700100008 FACILITY (REAC,2SWDKTH) Swedish R1 reactor. 2001700100009 INC-SOURCE (REAC) Central position of reactor. 2001700100010 INC-SPECT .Fast neutron spectrum. 2001700100011 .Fast neutron flux was almost a decade lower than the 2001700100012 thermal neutron flux which was 12.E+11 n/cm-sq/sec. 2001700100013 SAMPLE Ca-C-O(3) wrapped in a 0.3 mm thick cadmium 2001700100014 foil together with 0.5 g of aluminium. 2001700100015 METHOD (ACTIV) Activation 2001700100016 (CHSEP) carrier free separation of potassium. 2001700100017 DETECTOR (NAICR) 3 X 3 inch natrium-iodide(Tl) crystal. 2001700100018 ANALYSIS .Count rate under photo-peak 2001700100019 MONITOR (13-AL-27(N,A)11-NA-24,,SIG) 2001700100020 = 0.56 millibarn 2001700100021 COMMENT .Description of a method for the production of carrier-2001700100022 free potassium isotopes in the original paper. 2001700100023 ERR-ANALYS (DATA-ERR) The errors given for the final cross section2001700100024 values are not strictly mathematecally deduced, as 2001700100025 allowance was made for some systematic errors within 2001700100026 the limits. 2001700100027 .The author is convinced that the errors should match 2001700100028 a confidence level of at least 90%, if the utilized 2001700100029 values for the monitor cross section and the gamma 2001700100030 intensities from K-43 are correct. 2001700100031 STATUS (TABLE) Data from the abstract of 2001700100032 Acta Chem.Scand.,16(1962)2100 2001700100033 HISTORY (19700503T) From NEUDADA file 2001700100034 (20190114U) SD:Updated to new date formats,lower case. 2001700100035 FACILITY updated. 2001700100036 ENDBIB 34 0 2001700100037 COMMON 1 3 2001700100038 EN-DUMMY 2001700100039 MEV 2001700100040 1.0 2001700100041 ENDCOMMON 3 0 2001700100042 ENDSUBENT 41 0 2001700199999 SUBENT 20017002 20190114 22742001700200001 BIB 3 6 2001700200002 REACTION (20-CA-42(N,P)19-K-42,,SIG,,SPA) 2001700200003 .Sigma(theoretical) for (n,p) = 1.3 millibarn. 2001700200004 DECAY-DATA (19-K-42,,DG,152.,0.18) 0.152 MeV decay gamma. 2001700200005 Intensity of transition = 18%. 2001700200006 HISTORY (19700503T) From NEUDADA file 2001700200007 (20190114U) SD: PART-DET deleted; DECAY-DATA added. 2001700200008 ENDBIB 6 0 2001700200009 NOCOMMON 0 0 2001700200010 DATA 2 1 2001700200011 DATA DATA-ERR 2001700200012 B B 2001700200013 2.1E-03 4.E-04 2001700200014 ENDDATA 3 0 2001700200015 ENDSUBENT 14 0 2001700299999 SUBENT 20017003 20190114 22742001700300001 BIB 3 6 2001700300002 REACTION (20-CA-43(N,P)19-K-43,,SIG,,SPA) 2001700300003 sigma(theoretical) for (n,p) = 4.5 millibarn. 2001700300004 DECAY-DATA (19-K-43,,DG,590.,,DG,610.) 0.59 and 0.61 MeV 2001700300005 decay gammas. Intensity of composed peak = 94%. 2001700300006 HISTORY (19700503T) From NEUDADA file 2001700300007 (20190114U) SD: PART-DET deleted; DECAY-DATA added. 2001700300008 ENDBIB 6 0 2001700300009 NOCOMMON 0 0 2001700300010 DATA 2 1 2001700300011 DATA DATA-ERR 2001700300012 B B 2001700300013 1.5E-03 3.E-04 2001700300014 ENDDATA 3 0 2001700300015 ENDSUBENT 14 0 2001700399999 ENDENTRY 3 0 2001799999999