ENTRY 21307 20100720 22222130700000001 SUBENT 21307001 20100720 22222130700100001 BIB 16 52 2130700100002 INSTITUTE (2GERKIG) 2130700100003 REFERENCE (R,GKSS-80-E-28,1980) Main reference. 2130700100004 (P,NEANDC(E)-212U,(5),42,198006) 2130700100005 (C,79BOLOGN,,77,197912) 2130700100006 (C,78HARWELL,,718,197809) 2130700100007 AUTHOR (P.Fischer,U.Harz,H.G.Priesmeyer) 2130700100008 TITLE -Neutron resonance parameters of Tc-99 in the 2130700100009 energy range between 4.5 and 25 eV-. 2130700100010 FACILITY (REAC) The FRG-1 reactor at IKK. 2130700100011 (CHOPF) Fast chopper. 2130700100012 INC-SOURCE (REAC) Neutrons from the reactor. 2130700100013 SAMPLE .The Tc-99 was mixed with aluminum oxide and filled 2130700100014 into two stainless steel sample holders to a sample 2130700100015 thickness of 0.00078 and 0.00034 Tc-99 atoms/barn. 2130700100016 .To check the homogeneity of the two samples, 2130700100017 neutron radiographs were taken before and after the 2130700100018 individual measurements. 2130700100019 .Chemical purity of the material was tested with 2130700100020 neutron activation and no essential impurities were 2130700100021 found. 2130700100022 METHOD (TOF) Time of Flight techniques using a flight 2130700100023 path of 40 meters. 2130700100024 .Resolution width was 17 milli-eV at E= 5.6 eV and 2130700100025 50 milli-eV at E=20.3 eV. 2130700100026 .Doppler width at room temperature was 2130700100027 80 milli-eV at E= 5.6 eV and 2130700100028 150 milli-eV at E=20.3 eV. 2130700100029 DETECTOR (SCIN) Li-6 glass-scintillator detectors. 2130700100030 PART-DET (N) neutrons. 2130700100031 ANALYSIS (SHAPE) 2130700100032 (AREA) 2130700100033 .Improved versions of the -SHAPE- and -AREA- codes by 2130700100034 S.Atta and J.P.Harvey have been used. 2130700100035 .The given values are weighted average values, deduced2130700100036 from several runs and different methods of analysis. 2130700100037 CORRECTION .No information given. 2130700100038 ERR-ANALYS (DATA-ERR) Total error is given, incl. uncertainties 2130700100039 in sample thickness, resolution, doppler constant, 2130700100040 potential scattering radius and energy scale. 2130700100041 COMMENT .The authors point out, that the value of the total 2130700100042 width do not agree with any earlier measurements, but 2130700100043 correspond exactly to the average capture width of 2130700100044 174 milli-eV given by Adamtschuk (C,73KIEV,2,172,1973)2130700100045 STATUS .Data taken from R,GKSS-80-E-28,1980. 2130700100046 HISTORY (19800131C) CN. 2130700100047 (19800213E) 2130700100048 (19801204A) Updated with final data. 2130700100049 (19801218E) 2130700100050 (19821116A) BN. BIB updated. Full paper published 2130700100051 (19830111E) 2130700100052 (20100720A) Data heading corrected in subentry 002 2130700100053 and editorial changes (dates, lowercase) 2130700100054 ENDBIB 52 0 2130700100055 NOCOMMON 0 0 2130700100056 ENDSUBENT 55 0 2130700199999 SUBENT 21307002 20100720 22222130700200001 BIB 3 11 2130700200002 REACTION 1(43-TC-99(N,0),,EN) 2130700200003 2(43-TC-99(N,TOT),,WID) 2130700200004 3(43-TC-99(N,EL),,WID/RED,,2G) 2130700200005 STATUS .Data taken from R,GKSS-80-E-28,1980. 2130700200006 HISTORY (19800131C) 2130700200007 (19800213E) 2130700200008 (19801204A) 2130700200009 (19801218E) 2130700200010 (19821116A) BN. BIB updated. Full paper published 2130700200011 (19830111E) 2130700200012 (20100720A) Data heading: ERR-T() -> DATA-ERR() 2130700200013 ENDBIB 11 0 2130700200014 COMMON 1 3 2130700200015 MOMENTUM L 2130700200016 NO-DIM 2130700200017 0.0000E+00 2130700200018 ENDCOMMON 3 0 2130700200019 DATA 6 2 2130700200020 DATA 1DATA-ERR 1DATA 2DATA-ERR 2DATA 3DATA-ERR 32130700200021 EV EV MILLI-EV MILLI-EV MILLI-EV MILLI-EV 2130700200022 5.5900E+00 1.0000E-02 1.7150E+02 4.5000E+00 1.4500E+00 7.0000E-022130700200023 2.0320E+01 1.0000E-02 1.7600E+02 3.9000E+00 1.4900E+00 1.5000E-022130700200024 ENDDATA 4 0 2130700200025 ENDSUBENT 24 0 2130700299999 ENDENTRY 2 0 2130799999999