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54-Xe-135 NEA RCOM-JUL82 SCIENTIFIC CO-ORDINATION GROUP DIST-JAN09 20090105 ----JEFF-311 MATERIAL 5458 -----INCIDENT NEUTRON DATA ------ENDF-6 FORMAT *************************** JEFF-3.1.1 ************************* ** ** ** Original data taken from: JEFF-3.1 ** ** ** ****************************************************************** ***************************** JEFF-3.1 ************************* ** ** ** Original data taken from: JEFF-3.0 ** ** ** ****************************************************************** ***************************** JEFF-3.0 *********************** DATA TAKEN FROM :- JEF-2.2 (DIST-JAN92) ****************************************************************** * JEF-2 * * DATA WERE TAKEN FROM ENDF/B-V(MAT=1294). * ****************************************************************** * 26-NOV-84: RADIOACTIVE DECAY DATA DELETED. * 27-APR-89: MISSING CHARGE PARTICLE PRODUCTION DATA INCLUDED * FROM REAC-ECN-4 LIBRARY * 1-NOV-90: ADDITIONAL COMMENTS INSERTED ****************************************************************** **************************************************************** * * * MODIFICATIONS FOR JEF-2 54-XE-135 * * * **************************************************************** * * * COOPERATION ECN-PETTEN AND NEA DATA BANK * * H.A.J. VAN DER KAMP - ECN * * H.GRUPPELAAR - ECN * * I.FOREST - NEADB * * C.NORDBORG - NEADB * * * **************************************************************** * RESOLVED RESONANCE REGION: * **************************************************************** * * * THE ORIGINAL JEF-1 EVALUATION HAS BEEN MAINTAINED * * MOST RECENT BROOKHAVEN COMPILATION(MU81). * * * * EL=10-5 EV, EH=100.0 KEV. * * * **************************************************************** * THERMAL VALUES (2200M/S): * **************************************************************** * * * CALCULATED VALUES: * * MT=2 SIGMA = 295686.0 B * * MT=102 SIGMA = 2636300.0 B * * MT=102 RESONANCE INTEGRAL = 7639.79 B * * * * EXPERIMENTAL VALUES: * * MT=2 SIGMA = NOT AVAILABLE * * MT=102 SIGMA = 2650000 +- 110000 B * * MT=102 RESONANCE INTEGRAL = NOT AVAILABLE * * * **************************************************************** * REFERENCES: * **************************************************************** * * * MU81: MUGHABGHAB,S.F., M.DIVADEENAM, N.E.HOLDEN * * NEUTRON CROSS SECTIONS VOLUME 1 * * NEUTRON RESONANCE PARAMETERS AND THERMAL CROSS * * SECTIONS, PART A, Z=1-60, ACADEMIC PRESS 1981 * * * **************************************************************** BNW EVAL-JUN67 B.R.LEONARD,JR. AND K.B.STEWART PRI.COM.JUNE,1967 DIST-APR79 REV1-MAY75 781218 * * * * * * * ENDF/B VERSION-IV MODIFICATIONS= (APR74) FILE EXTENDED FROM 1.0 KEV TO 20.0 MEV BY F.SCHMITTROTH AND R.E. SCHENTER (HEDL) ADDED SAME ANGULAR DISTRIBUTION (MF=4,MT=2) AS FOR CS-133 (MAT=1141). * * * * * * * DATA MODIFIED JUNE,1970 TO CONFORM TO ENDF/B-II FORMATS * * * * * * * XENON-135 ENTRY BY B.R.LEONARD,JR. AND K.B.STEWART REF.1 JUNE 1967 * * * * * * XE 135 EVALUATION UPDATED FOR ENERGIES FROM 1 KEV TO 20 MEV. F. SCHMITTROTH AND R.E. SCHENTER WESTINGHOUSE HANFORD COMPANY (FEBRUARY 1974) MT=1 TOTAL CROSS SECTION WAS OBTAINED FROM MOLDAUERS OPTICAL POTENTIAL,REF.6. MT=2 ELASTIC CROSS SECTION WAS OBTAINED BY SUBTRACTING THE INELASTIC AND CAPTURE CROSS SECTIONS FROM TOTAL. MT=4,51,91 INELASTIC CROSS SECTIONS WERE OBTAINED FROM THE COMPOUND NUCLEUS CODE COMNUC,REF.7. MT=102 NEUTRON CAPTURE OBTAINED FROM THE CODE NCAP, REF.8. * * * * * * MF=1 GENERAL INFORMATION MT=451 ATOMIC MASS = 134.907 REF.2 MF=3 SMOOTH CROSS SECTIONS MT=1 THE RESONANCE PARAMETERS OF SUMNER(REF.4) HAVE BEEN MT=2 ACCEPTED AS THE BEST ESTIMATE OF THE CROSS SECTION. MT=102 THESE PARAMETERS HAVE BEEN USED IN THE PROGRAM UNICORN(REF.5) TO CALCULATE POINT VALUES AT 0 DEG.K FROM 0.0001 EV TO 1 KEV .THE CALCULATIONS GIVE SIGMA CAPTURE = 2.636E+06 BARNS AT 0.0253 EV. Q-VALUE REF.J.MATTAUCH ET AL.NUC.PHYS 67(1965)NO.1 REFERENCES 1. LEONARD,B.R.,STEWART,K.B.,PNL JUNE 1967 2. EVERLING,F.,ET.AL.,NUCL.PHYS.18,529(1960). 4. SUMNER,H.M.,AEEW-R-116(JUNE 1962). 5. OTTER,J.M.,NAA-SR.11980,VOL.6(JUNE 1966). 6. P.A.MOLDAUER,PHYS.REV.,VOL.135(1964)B642. 7. C.DUNFORD, COMNUC-3,PRIVATE COMM. TO A.PRINCE. 8. F.SCHMITTROTH,HEDL-TME-71-106,AUGUST 1971.Back |