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Title: New ENDF/B-V nuclear data library for WIMS-D4M

Conference ·
OSTI ID:10110224
;  [1];  [2]
  1. Argonne National Lab., IL (United States)
  2. Univ. of Illinois, Urbana, IL (United States)

The WIMS-D4M code has been chosen by the Reduced Enrichment for Research and Test Reactor (RERTR) Program for all future research reactor cross-section generation replacing EPRI-CELL. A new 69-group 96-material library has been created for use in WIMS-D4M. The latest SUN version of NJOY (91.27) was used to generate the ENDF/B-V-based cross-section library. The library also includes ENDF/B-V based fission yields, energy fission and energy per capture data. The upper energy boundary has been extended from 10 to 20 MeV in order to model high energy neutron reactions. Additional fuel and moderator temperatures have been included to better predict temperature coefficients. More excess potential scattering points have been added to increase the accuracy of self-shielded resonance cross-sections. Several benchmark comparisons have been made to validate the new library.

Research Organization:
Argonne National Lab., IL (United States)
Sponsoring Organization:
USDOE, Washington, DC (United States)
DOE Contract Number:
W-31109-ENG-38
OSTI ID:
10110224
Report Number(s):
ANL/EP/CP-81441; CONF-9310185-7; ON: DE94004585; TRN: 94:001510
Resource Relation:
Conference: 16. international meeting on reduced enrichment for research and test reactors (RERTR),Ibaraki (Japan),3-7 Oct 1993; Other Information: PBD: [1993]
Country of Publication:
United States
Language:
English