OECD/NEA Data Bank

NJOY USER GROUP MEETING

NJOY: a comprehensive nuclear data processing computer code system for producing continuous-energy and multi-group neutron, photon, and charged particle cross sections from ENDF format evaluated nuclear data

21 November 2008

OECD/NEA, 12 boulevard des Iles, 92130 Issy les Moulineaux, France

Proceedings

1. Welcome, Introduction of Participants

2. S. Kahler: The NJOY Nuclear Data Processing System

3. A. Trkov: Co-ordination of updates within Europe

(method, collection of updates, their verification and documentation, submission to LANL for inclusion into official version)

4. Experience and Feedback from Users on NJOY99
Processing JEFF-3.1, ENDF/B-VII, JENDL-3.3 and others

C.J. Dean, R. Perry: Normalisation of Interpolated Secondary Energy Distributions for Thermal Scattering
M. Cornock: The Effect of Interpolation Scheme Choice on Critical Assembly Flux Spectra

5. Experience in Processing Covariance Data

Status of Covariance Data / Processing with ERRORR, ERRORRJ, ERRORF and their future

N. Otuka, A. Zukeran, H. Takano, G. Chiba and M. Ishikawa: Covariance Analyses of Self-Shielding Factor and Its Temperature Gradient for Uranium-238 Neutron Capture Reaction
N. Otuka, A. Zukeran, H. Takano, G. Chiba, M. Ishikawa: ERRORF - A code to Calculate Covariance of Self-shielding Factor and its Temperature gradient, JAEA-Data/Code 2008-012, June 2008.

6. Discussion on Future Developments and Wishlist of Users, Need for NJOY User training

S.P. Simakov, A.Yu. Konobeyev, U. Fischer: Assessment of survived radiation defects by a modified version of NJOY
D. Rochman: Processing MF-32 and the scattering radius with ERRORJ

7. Summary - Conclusions

8. Adjourning

Last reviewed: 27 May 2011