ENTRY 21406 19801105 00002140600000001 SUBENT 21406001 19801105 00002140600100001 BIB 13 26 2140600100002 INSTITUTE (2UK HAR) 2140600100003 REFERENCE (J,JIN,17,6,6104) 2140600100004 AUTHOR (K.L.AITKEN,F.W.CORNISH) 2140600100005 TITLE -THE NEUTRON CAPTURE CROSS SECTIONS OF SM-149 AND 2140600100006 SM-150 -. 2140600100007 FACILITY (REAC ) BEPO REACTOR. 2140600100008 INC-SOURCE (REAC ) REACTOR NEUTRONS. 2140600100009 SAMPLE .SAMARIUM FOILS WERE PREPARED BY IMPREGNATING LOW 2140600100010 ASH FLITER PAPER. ENRICHED SAMARIUM NITRATE SOLUTION 2140600100011 FROM ELECTROMAGNETIC SEPERATION GROUP. 2140600100012 THE ORIGINAL SOLUTION CONTAINED 96.58 PC SM-149 2140600100013 AND 0.430 PC SM-150. 2140600100014 METHOD (ASEP ) MASS SPECTROMETERIC MEASUREMENTS ON FOILS OF 2140600100015 SMARIUM. 2140600100016 MONITOR (27-CO-59(N,G)27-CO-60-G,,SIG) 2200 M/SEC VALUE 2140600100017 TAKEN AS 36.6 B. 2140600100018 (27-CO-59(N,G)27-CO-60-G,,RI) VALUE TAKEN AS 72.3B 2140600100019 MONITOR WAS SPECPURE COBALT WIRE, BARE AND WRAPPED 2140600100020 IN CADMIUM THE DETEMINE THE THERMAL CROSS SECTIONS 2140600100021 AND RESONANCE INTEGRALS. 2140600100022 STATUS .TEXT, JIN,17,6. 2140600100023 HISTORY (800229C) 2140600100024 (800303E) 2140600100025 CORRECTION .CORRECTED FOR SELF SHIELDING IN THE COBALT WIRES. 2140600100026 ERR-ANALYS .ERRORS ARE STANDARD DEVIATIONS, NO DETAILS OF 2140600100027 SEPERATE CONTRIBUTIONS. 2140600100028 ENDBIB 26 0 2140600100029 COMMON 2 3 2140600100030 MONIT1 MONIT2 2140600100031 B B 2140600100032 3.6600E+01 7.2300E+01 2140600100033 ENDCOMMON 3 0 2140600100034 ENDSUBENT 33 0 2140600199999 SUBENT 21406002 19800303 00002140600200001 BIB 4 8 2140600200002 REACTION (62-SM-149(N,G)62-SM-150,,SIG) 2200 M/SEC VALUE. 2140600200003 ANALYSIS .DERIVED FROM CROSS SECTION IN MAXWELLIAN SPECTRA 2140600200004 AT 50, 80 AND 120 DEGREES, USING WESTCOTT G AND S 2140600200005 VALUES FROM CRRP-787,58., AND 58GENEVA,15,P11,59. 2140600200006 GIVEN BY WESTCOTT AND PATTENDEN RESPECTIVELY. 2140600200007 FLAG (1.) USING WESTCOTT G AND S VALUES. 2140600200008 (2.) USING G ANS S VALUES FROM PATTENDEN. 2140600200009 STATUS .TABLE 3. 2140600200010 ENDBIB 8 0 2140600200011 NOCOMMON 0 0 2140600200012 DATA 4 2 2140600200013 EN DATA DATA-ERR FLAG 2140600200014 EV B B NO-DIM 2140600200015 2.5300E-02 4.2300E+04 1.2000E+03 1.0000E+00 2140600200016 2.5300E-02 4.0100E+04 1.2000E+03 2.0000E+00 2140600200017 ENDDATA 4 0 2140600200018 ENDSUBENT 17 0 2140600299999 SUBENT 21406003 19801105 00002140600300001 BIB 5 9 2140600300002 REACTION (62-SM-149(N,G)62-SM-150,,SIG,,MXW) CROSS SECTION 2140600300003 IN MAXWELLIAN SPECTRA. 2140600300004 INC-SPECT MAXWELLIAN NEUTRON SPECTRA. 2140600300005 COMMENT .THE EFFECTIVE CROSS SECTION VARIES DUE TO NEUTRON 2140600300006 SPECTRUM TEMPERATURE EFFECTS. 2140600300007 FLAG (1.) SPECTRUM TEMPERATURE 50 DEGREES. 2140600300008 (2.) SPECTRUM TEMPERATURE 80 DEGREES. 2140600300009 (3.) SPECTRUM TEMPERATURE 120 DEGREES. 2140600300010 STATUS .TABLE 3. 2140600300011 ENDBIB 9 0 2140600300012 NOCOMMON 0 0 2140600300013 DATA 4 3 2140600300014 EN-DUMMY DATA DATA-ERR FLAG 2140600300015 EV B B NO-DIM 2140600300016 2.5300E-02 7.3620E+04 2.0000E+03 1.0000E+00 2140600300017 2.5300E-02 7.6430E+04 2.0000E+03 2.0000E+00 2140600300018 2.5300E-02 7.9920E+04 2.0000E+03 3.0000E+00 2140600300019 ENDDATA 5 0 2140600300020 ENDSUBENT 19 0 2140600399999 SUBENT 21406004 19800303 00002140600400001 BIB 2 2 2140600400002 REACTION (62-SM-149(N,G)62-SM-150,,RI) RESONANCE INTEGRAL. 2140600400003 STATUS .TEXT, PAGE 10. 2140600400004 ENDBIB 2 0 2140600400005 NOCOMMON 0 0 2140600400006 DATA 2 1 2140600400007 EN-MIN DATA 2140600400008 EV B 2140600400009 5.0000E-01 4.4000E+03 2140600400010 ENDDATA 3 0 2140600400011 ENDSUBENT 10 0 2140600499999 SUBENT 21406005 19801105 00002140600500001 BIB 4 9 2140600500002 REACTION (62-SM-150(N,G)62-SM-151,,SIG,,MXW) EFFECTIVE 2140600500003 CROSS SECTION IN MAXWELLIAN SPECTRUM. 2140600500004 INC-SPECT MAXWELLIAN NEUTRON SPECTRUM WITH TEMPERATURE 2140600500005 OF 50 DEGREES. 2140600500006 ASSUMED (ASSUM1,62-SM-149(N,G)62-SM-150,,SIG,,MXW) VALUE TAKEN 2140600500007 AS 73620 BARNS. 2140600500008 (ASSUM2,62-SM-151(N,G)62-SM-152,,SIG,,MXW) VALUE TAKEN 2140600500009 AS 12800 BARNS. 2140600500010 STATUS .TEXT, PAGE 11. 2140600500011 ENDBIB 9 0 2140600500012 NOCOMMON 0 0 2140600500013 DATA 5 1 2140600500014 EN-DUMMY ASSUM1 ASSUM2 DATA DATA-ERR 2140600500015 EV B B B B 2140600500016 2.5300E-02 7.3620E+04 1.2800E+04 1.0200E+02 5.0000E+00 2140600500017 ENDDATA 3 0 2140600500018 ENDSUBENT 17 0 2140600599999 ENDENTRY 5 0 2140699999999