Development of ENDF/B-VII.0

This page summarizes subsequent stages of ENDF/B-VII.0 development.

Meetings on ENDF/B-VII Validation

• ENDF/B-VII beta0: Mini-CSEWG Meeting, July 13,2005, ORNL. Summary and Presentations are available.
• ENDF/B-VII beta1: Annual CSEWG Meeting, Nov 9-10,2005,BNL. Proceedings including Action Items are available.
• ENDF/B-VII beta2: Mini-CSEWG Meeting, June 27, 2006, BNL. Minutes and Presentations are available.

Preliminary ENDF/B-VII library ENDF/B-VII beta2

Documents
• Survey of Covariance Data (Don Smith, Jan 2006)
• A Review of Covariances for ENDF/B-VII (...Continuation...) (Don Smith, June 2006)
• Review of 23 Actinides (R.Q. Wright, Jan 2006)

Library
• ENDF retrieval interface containing complete ENDF/B-VII beta2 library. Released on April 25, 2006.
• ENDF/B-VII beta2 neutron sublibrary, 81 MB zip file.

ENDF/B-VII beta1

• ENDF/B-VII beta1 version released for testing in October 2005. It contains the following updated sub-libraries:
  • Neutrons (387 materials, see list and 73 MB gzip file). Released on Oct 19, 2005.
    • Version beta 1.1 (October 24, 2005)
      • Updated materials (⁸⁴Kr: MAT in MF=5 corrected;
        ²⁴³Cm: MF=4/MT=19-21 added; ²⁴²Am: MF=4/MT=18 added;
        ^242mAm: MF=4/MT=18 added; ²⁴⁹Cf: LCT set 1 for MF=4/MT=16-18).
      • Complete neutron sublibrary, 73 MB.
    • Version beta 1.2 (November 21, 2005)
      • Updated materials (79-Au-197: MF=3, MT102 - cross sections between 5 keV and 2.8 MeV replaced by the standards evaluation; 49-In-113: lower boundary of the URR changed from 600 to 60 eV; 54-Xe-126: boundary between RR and URR set to 2.3345 keV; 63-Eu-152: data for 62.0 eV added to the URR; 32-Ge-70, 32-Ge-073, 33-As-074, 33-As-075, 42-Mo-095, 44-Ru-101, 45-Rh-103, 50-Sn-113, 64-Gd-155, 64-Gd-156, 64-Gd-157: 1-451 section corrected).
      • Complete neutron sublibrary (tar-gzipped file that expands into 387 individual evaluations; 73 Mb).
    • Benchmarking by Steven van der Marck
      • criticality performance
      • β-effective
      • shielding
  • Thermal scattering (20 materials, see list and 7 MB gzip file). Released on Oct 19, 2005.
  • Photonuclear (163 materials, see list and 58 MB gzip file). Released on Oct 24, 2005.
  • Protons (45 materials, see list and 13 MB gzip file). Released on Oct 21, 2005.
  • Deuterons (5 materials, see list and 89 KB gzip file). Released on Oct 21, 2005.
  • Tritons (3 materials, see list and 146 KB gzip file). Released on Oct 21, 2005.
  • He-3 (2 materials, see list and 116 KB gzip file). Released on Oct 21, 2005.
• ENDF retrieval interface containing complete ENDF/B-VII beta1 library and neutron ENDF/B-VII beta0 sub-library. Released on Oct 26, 2005.
• ENDF/A library with partial evaluations including standards. Released on Oct 21, 2005.
• Previous version (ENDF/B-VII beta0 released for testing on March 11, 2005, containing neutron sub-library with 340 materials).

Web: Pavel Oblozinsky, NNDC, Brookhaven National Laboratory
Last Modified: December 25, 2006