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96-Cm-241 NEA RCOM-JUN82 SCIENTIFIC CO-ORDINATION GROUP DIST-JAN09 20090105 ----JEFF-311 MATERIAL 9628 -----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) Components of the energy released by fission (MT=458) updated by O. Serot et al. (JEF/DOC-887). Fission Q updated consistently. ****************************************************************** ****************************************************************** * JEF-2 * * DATA WERE TAKEN FROM ENDF/B-V(MAT=8641). * ****************************************************************** * 27-DEC-84: RADIOACTIVE DECAY DATA DELETED. ****************************************************************** HEDL EVAL-APR78 MANN AND SCHENTER HEDL TME 77-54 DIST-DEC78 790307 INEL EVAL-AUG78 REICH (DECAY) MF=1 GENERAL INFORMATION MT=452 NU BASED ON WORK OF HOWERTON (REF. 1) MT=458 ENERGY OF FISSION. SYSTEMATICS OF SHER (REF.4) MF=2 RESONANCE PARAMETERS MT=151 ONLY SCATTERING LENGTH GIVEN MF=3 SMOOTH CROSS SECTIONS MT=1 TOTAL SUM OF PARTIAL CROSS SECTIONS MT=2 ELASTIC BASED ON OPTICAL MODEL CALCULATION (REF. 2) MT=4 INELASTIC SUM OF MT=51,...,54,91 MT=16 N,2N BASED ON STATISTICAL MODEL CALCULATIONS (REF. 2) MT=17 N,3N BASED ON STATISTICAL MODEL CALCULATIONS (REF. 2) MT=18 FISSION BASED ON STATISTICAL MODEL CALCULATIONS (REF. 2) MT=19 (N,F) SAME AS MT=18 UNTIL (N,NF) THRESHOLD, CONSTANT THEREAFTER. MT=20 (N,NF) DIFFERENCE BETWEEN MT=18 AND MT=19. MT=51,...,54,91 BASED ON STATISTICAL MODEL CALCULATIONS TO 4 EXCITED LEVELS AND CONTINUUM (REF. 2) MT=102 CAPTURE BASED ON STATISTICAL MODEL CALCULATIONS (REF. 2) MT=251,252,253 BASED ON MF=4, MT=2 MF=4 ANGULAR DISTRIBUTIONS MT=2 BASED ON OPTICAL MODEL (REF. 2) MT%2 ASSUMED ISOTROPIC MF=5 ENERGY DISTRIBUTIONS MT=16 BASED ON PARAMETERS OF GILBERT AND CAMERON (REF. 3) MT=17 SAME REFERENCE AS MT=16 MT=18,19,20 MAXWELLIAN DISTRIBUTIONS MT=91 BASED ON PARAMETERS OF GILBERT AND CAMERON (REF. 3) REFERENCES 1. R.J. HOWERTON NUCL.SCI.ENG. 62(1977)438. 2. F.M. MANN AND R.E. SCHENTER, TRANS. AMER. NUCL. SOC. 23(1976) 546 AND HEDL-TME-77-54 (1977) 3. A. GILBERT AND A.G.W. CAMERON, CAN. J. PHYS. 43(1965)1466 4. R. SHER, S. FIARMAN, AND C. BECK (PRIV. COMM., OCT. 1976)Back |