58-Ce-144 NEA RCOM-JUL83 H.GRUPPELAAR,E.MENAPACE
JEF/DOC-30 DIST-JAN09 20090105
----JEFF-311 MATERIAL 5849
-----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=5844) 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
* 27-APR-89: MISSING CHARGE PARTICLE PRODUCTION DATA INCLUDED
* FROM REAC-ECN-4 LIBRARY
******************************************************************
CNEN EVAL MAY76 CNEN-CDC-BOLOGNA
CERIUM-144 NEUTRON CROSS SECTION EVALUATION
-----------------------------MF 1-------------------------------
MT 451
2200 M/SEC CAPTURE 1.128B
RESONANCE INTEGRAL 2.72B
-----------------------------MF 2------------------------------
MT 151
CONTAINS RESOLVED PLUS UNRESOLVED MEAN PARAMETERS
-----------------------------MF 3-------------------------------
MT 1,2 AND 102
CONTAIN A SMOOTH BACKGROUND TO ACCOUNT FOR NEGATIVE PEAKS
THE BACKGROUND INCLUDES A 1/V RANGE FOR MT=1,2 AND 102
MT 251,252,253
COMPUTED BY SYSMF FROM CERBERO ANGULAR DISTRIBUTIONS.
-----------------------------MF 4-------------------------------
MT 2
TRANSFORMATION MATRIX COMPUTED BY SYSMF
LEGENDRE EXPANSION COEFFICIENTS COMPUTED BY SYSMF FROM CERBERO
NON ELASTIC REACTIONS
ASSUMED ISOTROPIC IN THE LABORATORY FRAME OF REFERENCE
-----------------------------MF 5-------------------------------
MT 16,17 AND 91
EVAPORATION SPECTRUM (LF=9) ASSUMED, WITH T=T(E)
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 TUESDAY 11 MAY 1976 AT 12.28.49
***************** PROGRAM LINEAR (VERSION 83-1) *****************
DATA LINEARIZED TO WITHIN AN ACCURACY OF 0.100 PER-CENT
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