ENTRY 21357 20211223 23062135700000001 SUBENT 21357001 20211223 23062135700100001 BIB 13 32 2135700100002 TITLE The activation cross section of Ar-40 for thermal 2135700100003 neutrons 2135700100004 AUTHOR (W.Koehler) 2135700100005 INSTITUTE (2GERMUN) 2135700100006 REFERENCE (J,ZN/A,18,1339,1963) (In German). 2135700100007 FACILITY (REAC,2GERMUN) FRM. 2135700100008 INC-SOURCE (REAC) 2135700100009 INC-SPECT Irradiation done in the water pool of the 2135700100010 reactor, at a 12 cm distance of the surface of the 2135700100011 graphite reflector. 2135700100012 SAMPLE 99.95% Ar, 300 mg in a Si-O(2) ampule (7 g), 2135700100013 Au wire(radius 0.05 mm), Na-F in small polyethylene 2135700100014 ampule. All these samples were contained 2135700100015 in Al capsule. 2135700100016 METHOD (ACTIV) Activation analysis, targets of Ar,Au and Na 2135700100017 irradiated simultaneously on a rotating support (i.e. 2135700100018 in the same mean position) 2135700100019 DETECTOR (PROPC) C-H(4) gas flow counter with lead cathode. 2135700100020 CORRECTION Neutron fux attenuation in the sample, neutron flux 2135700100021 perturbations, epithermal neutron flux (measurements 2135700100022 with cadmium cover). 2135700100023 ERR-ANALYS (DATA-ERR) Total error is quadratic sum of errors due 2135700100024 to irradiation (location of the sample), specific 2135700100025 activity determination (counting statistics + 2135700100026 energy dependence of the counter), and corrections. 2135700100027 This total error is much greater than the mean spread 2135700100028 of the data from single measurements. 2135700100029 HISTORY (19800214T) G.C. 2135700100030 (19801127A) G.C., Error analysis changed, monitor react2135700100031 strings corrected. 2135700100032 (20211223A) SD:Updated to new date formats,lower case. 2135700100033 Corrections in all Subents. 2135700100034 ENDBIB 32 0 2135700100035 COMMON 1 3 2135700100036 EN-DUMMY 2135700100037 EV 2135700100038 2.530E-02 2135700100039 ENDCOMMON 3 0 2135700100040 ENDSUBENT 39 0 2135700199999 SUBENT 21357002 20211223 23062135700200001 BIB 6 10 2135700200002 REACTION (18-AR-40(N,G)18-AR-41,,SIG,,MXW) 2135700200003 DECAY-DATA (18-AR-41,110.MIN,DG) 2135700200004 MONITOR (79-AU-197(N,G)79-AU-198,,SIG) 2135700200005 DECAY-MON (79-AU-198-G,2.69D,DG) 2135700200006 STATUS (TABLE) Text on p.1344 of Zeitsch.Naturf.,A18(1963)13392135700200007 (COREL,21357003) Data measured relative 2135700200008 to 23Na(n,g)24Na 2135700200009 HISTORY (19801127A) G.C., Monitor reaction string corrected. 2135700200010 (20211223A) SD:SF4=Au-198-G+M -> Au-198; SF6=SIG/SUM ->2135700200011 SIG in MONITOR. ERR-T -> DATA-ERR. 2135700200012 ENDBIB 10 0 2135700200013 NOCOMMON 0 0 2135700200014 DATA 4 1 2135700200015 EN-NRM DATA DATA-ERR MONIT 2135700200016 EV B B B 2135700200017 2.530E-02 0.63 0.02 98.8 2135700200018 ENDDATA 3 0 2135700200019 ENDSUBENT 18 0 2135700299999 SUBENT 21357003 20211223 23062135700300001 BIB 7 10 2135700300002 REACTION (18-AR-40(N,G)18-AR-41,,SIG,,MXW) 2135700300003 DECAY-DATA (18-AR-41,110.MIN,DG) 2135700300004 MONITOR (11-NA-23(N,G)11-NA-24,,SIG,,MXW) 2135700300005 DECAY-MON (11-NA-24,14.97HR,DG) 2135700300006 ERR-ANALYS (MONIT-ERR) Uncertainty in monitor reaction 2135700300007 STATUS (TABLE) Text on p.1344 of Zeitsch.Naturf.,A18(1963)13392135700300008 (COREL,21357002) Data measured relative to 2135700300009 197Au(n,g)198Au 2135700300010 HISTORY (19801127A) G.C., Monitor reaction string corrected. 2135700300011 (20211223U) SD: STATUS updated. ERR-T -> DATA-ERR. 2135700300012 ENDBIB 10 0 2135700300013 NOCOMMON 0 0 2135700300014 DATA 4 1 2135700300015 DATA DATA-ERR MONIT MONIT-ERR 2135700300016 B B B B 2135700300017 0.66 0.02 0.524 0.010 2135700300018 ENDDATA 3 0 2135700300019 ENDSUBENT 18 0 2135700399999 SUBENT 21357004 20211223 23062135700400001 BIB 5 6 2135700400002 REACTION (18-AR-40(N,G)18-AR-41,,SIG,,MXW) 2135700400003 DECAY-DATA (18-AR-41,110.MIN,DG) 2135700400004 MONITOR (11-NA-23(N,ABS),,SIG,,MXW) 2135700400005 STATUS (TABLE) Text on p.1344 of Zeitsch.Naturf.,A18(1963)13392135700400006 HISTORY (19801127A) G.C., Monitor reaction string corrected. 2135700400007 (20211223U) SD: STATUS updated. ERR-T -> DATA-ERR. 2135700400008 ENDBIB 6 0 2135700400009 NOCOMMON 0 0 2135700400010 DATA 3 1 2135700400011 DATA DATA-ERR MONIT 2135700400012 B B B 2135700400013 0.63 0.02 0.505 2135700400014 ENDDATA 3 0 2135700400015 ENDSUBENT 14 0 2135700499999 SUBENT 21357005 20211223 23062135700500001 BIB 6 9 2135700500002 REACTION (11-NA-23(N,G)11-NA-24,,SIG,,MXW) 2135700500003 DECAY-DATA (79-AU-198-G,2.69D,DG) 2135700500004 (11-NA-24,14.97HR,DG) 2135700500005 MONITOR (79-AU-197(N,G)79-AU-198,,SIG) 2135700500006 DECAY-MON (11-NA-24,14.97HR,DG) 2135700500007 STATUS (TABLE) Text on p.1344 of Zeitsch.Naturf.,A18(1963)13392135700500008 HISTORY (19801127A) G.C., Monitor reaction string corrected. 2135700500009 (20211223A) SD:SF4=Au-198-G+M -> Au-198; SF6=SIG/SUM ->2135700500010 SIG in MONITOR. ERR-T -> DATA-ERR. 2135700500011 ENDBIB 9 0 2135700500012 NOCOMMON 0 0 2135700500013 DATA 4 1 2135700500014 EN-NRM DATA DATA-ERR MONIT 2135700500015 EV B B B 2135700500016 2.530E-02 0.50 0.02 98.8 2135700500017 ENDDATA 3 0 2135700500018 ENDSUBENT 17 0 2135700599999 ENDENTRY 5 0 2135799999999