58-Ce-141 NEA RCOM-JUL83 H.GRUPPELAAR,E.MENAPACE
JEF/DOC-30 DIST-JAN09 20090105
----JEFF-311 MATERIAL 5840
-----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 CNEN/CEA(MAT=5841) AND TRANSLATED *
* TO ENDF/B-V FORMAT AT THE NEA DATA BANK . *
******************************************************************
* 16-FEB-85: DATA EXTENDED UP TO 20 MEV.
* 17-MAR-88: CHANGE OF THE FLAG FROM SINGLE LEVEL TO MULTI LEVEL
* BREIT-WIGNER RESONANCE PARAMETERS.FOR THE SPIN OF
* L=0,RESONANCES HAVE BEEN RANDOMLY ASSIGNED BY THE
* COMPUTER CODE RNDSPIN (H. GRUPPELAAR)
* 27-APR-89: MISSING CHARGE PARTICLE PRODUCTION DATA INCLUDED
* FROM REAC-ECN-4 LIBRARY
* 15-DEC-91: ISOTOPE MASS CORRECTED (H. TELLIER)
******************************************************************
CNEN EVAL JUN76 CNEN-CDC-BOLOGNA
CERIUM-141 NEUTRON CROSS SECTION EVALUATION
-----------------------------MF 1-------------------------------
MT 451
2200 M/SEC CAPTURE 32.7B
RESONANCE INTEGRAL 165B
-----------------------------MF 2------------------------------
MT 151
CONTAINS RESOLVED PLUS UNRESOLVED MEAN PARAMETERS
-----------------------------MF 3-------------------------------
MT 1,2 AND 102
A 1/V BACKGROUND IS GIVEN
MT 251,252,253
COMPUTED BY SYSMF FROM CERBERO ANGULAR DISTRIBUTIONS.
-----------------------------MF 4-------------------------------
MT 2
TRANSFORMATION MATRIX AND LEGENDRE COEFFICIENTS COMPUTED BY
SYSMF FROM THE ANGULAR DISTRIBUTIONS GENERATED BY CERBERO.
MT 16
ASSUMED ISOTROPIC IN THE LABORATORY FRAME OF REFERENCE
MT 91 AND DISCRETE LEVELS
ASSUMED ISOTROPIC IN THE LABORATORY FRAME OF REFERENCE
-----------------------------MF 5-------------------------------
MT 16
EVAPORATION SPECTRUM (LF=9) ASSUMED, WITH T=T(E) AND
T = CONSTANT FOR THE 2ND NEUTRON
MT 91
EVAPORATION SPECTRUM (LF=9) ASSUMED, WITH T=T(E)
----------------------------------------------------------------
COMPUTER CODES USED WERE
1)-CRESO RESONANCE REGION DATA
2)-CERBERO CONTINUUM REGION CROSS SECTION,ANGULAR AND ENERGY
DISTRIBUTION DATA
3)-ERINNI HIGH ENERGY REGION CROSS SECTIONS
4)-SYSMF DATA HANDLING AND FILE GENERATION
COMPLETED ON MONDAY 28 JUNE 1976 AT 12.39.50
***************** PROGRAM LINEAR (VERSION 83-1) *****************
DATA LINEARIZED TO WITHIN AN ACCURACY OF 0.100 PER-CENT
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