ENTRY 20079 20190925 22832007900000001 SUBENT 20079001 20190925 22832007900100001 BIB 15 37 2007900100002 TITLE Resonance parameter determination of the main 2007900100003 resonance of indium by activation foils 2007900100004 AUTHOR (C.M.Fleck) 2007900100005 REFERENCE (J,NUK,12,259,1969) 2007900100006 INSTITUTE (2AUSATI) 2007900100007 FACILITY (REAC,2AUSATI) TRIGA Mark-II reactor 2007900100008 INC-SOURCE (REAC) thermal neutrons 2007900100009 blocked off by a cadmium absorber of 1.5 mm thick. 2007900100010 INC-SPECT .Collimated neutron beam. 2007900100011 SAMPLE Tin-indium alloy, 2.5% indium alloyed with the tin 2007900100012 backing material, discs of 20 mm in diam. and 2007900100013 50 micron thickness. 2007900100014 Cadmium absorber for thermal neutrons 1.5 mm thick. 2007900100015 The In-content was determined as having a value of 2007900100016 0.9688 +- 0.002 mg/cm2 at 293.degr.Kelvin. 2007900100017 At 4.2 degr.Kelvin, a minor deviation of the surface 2007900100018 density of 0.9815 +- 0.002 mg/cm2 was noted. 2007900100019 METHOD (STTA) Two discs stuck to each other and thereby formed2007900100020 a foil sandwich. 2007900100021 Self-indication by variation of the temperature. 2007900100022 ANALYSIS Ratio of saturation for the foil 2007900100023 without absorber and the foil with absorber, 2007900100024 measurements at two different temperatures 2007900100025 (4.2 and 239 degrees Kelvin) yield the 2007900100026 two resonance parameters gamma and sigma(r). 2007900100027 DETECTOR The activities of both discs were measured 2007900100028 simultaneously in two counters of 2Pi geometry, where 2007900100029 one counter was calibrated in relation to the other. 2007900100030 CORRECTION .For side resonances, 1/V contribution and 2007900100031 influence of the cadmium wing, computer evaluation. 2007900100032 ERR-ANALYS (DATA-ERR) The errors resulted from taking the average 2007900100033 of the error ellipsis which was determined by the 2007900100034 computer. 2007900100035 STATUS (TABLE) From the Abstract of Nukleonik,12(1969)259 2007900100036 HISTORY (19701020C) 2007900100037 (20190925U) SD:Updated to new date formats,lower case. 2007900100038 BIB updated. 2007900100039 ENDBIB 37 0 2007900100040 COMMON 1 3 2007900100041 EN-RES 2007900100042 EV 2007900100043 1.458 2007900100044 ENDCOMMON 3 0 2007900100045 ENDSUBENT 44 0 2007900199999 SUBENT 20079002 20190925 22832007900200001 BIB 1 1 2007900200002 REACTION (49-IN-115(N,TOT),,WID) 2007900200003 ENDBIB 1 0 2007900200004 NOCOMMON 0 0 2007900200005 DATA 2 1 2007900200006 DATA DATA-ERR 2007900200007 MILLI-EV MILLI-EV 2007900200008 73. 3. 2007900200009 ENDDATA 3 0 2007900200010 ENDSUBENT 9 0 2007900299999 SUBENT 20079003 20190925 22832007900300001 BIB 1 1 2007900300002 REACTION (49-IN-115(N,TOT),,SIG,,RES) 2007900300003 ENDBIB 1 0 2007900300004 NOCOMMON 0 0 2007900300005 DATA 2 1 2007900300006 DATA DATA-ERR 2007900300007 B B 2007900300008 39300. 400. 2007900300009 ENDDATA 3 0 2007900300010 ENDSUBENT 9 0 2007900399999 ENDENTRY 3 0 2007999999999