NEMEA-7/CIELO

International Collaboration on Nuclear Data

A workshop of the Collaborative International Evaluated Library Organisation

5-8 November 2013, Geel, Belgium

European Commission, JRC-IRMM
Los Alamos National Laboratory
OECD Nuclear Energy Agency

Proceedings

• Workshop Proceedings [NEA/NSC/DOC(2014)13]

Presentations

Introduction

• A. Plompen, Welcome
• M. Chadwick, CIELO: Goals and Timeline

¹H and ¹⁶O

• G. Hale, Status and plans for ¹H and ¹⁶O evaluations by R-matrix analyses of the NN and ¹⁷O systems
• A. Plompen, The status of data for ¹⁶O and the program of work for CIELO
• S. Kopecky, Low energy scattering and cross section data
• S. Kunieda, Estimation of neutron cross-sections for ¹⁶O up to 5.2 MeV through R-matrix analysis
• V. Khryachkov, Status and future planes of ¹⁶O(n,α)¹³C reaction cross-section investigation at IPPE
• C. Lubitz, Evidence for a 3% "Doppler-error" in the ¹⁶O neutron cross section database
• P. Romano, Critical benchmark results for a modified ¹⁶O evaluation

⁵⁶Fe

• L. Leal, T. Ivanova, Resonance evaluations for ⁵⁶Fe and ¹⁶O for the CIELO Project
• M. Herman, Iron in fast neutron range - Forging CIELO evaluation plan
  D. Brown, ⁵⁶Fe EXFOR data triage
• O. Iwamoto, Review of nuclear data of ⁵⁶Fe in JENDL-4.0
• J. Vanhoy, Differential cross section measurements at the university of Kentucky - Adventures in analysis

The Big 3 - ²³⁵U, ²³⁸U, ²³⁹Pu

• Y. Danon, CIELO related nuclear data measurements at the Gaerttner LINAC Center at RPI
• P. Romain, BRC neutron evaluations of actinides with TALYS code
• R. Capote, Evaluation of neutron induced reactions on ²³⁸U nucleus
• T. Kawano, Status of ²³⁹Pu evaluations
• O. Iwamoto, Review of nuclear data of major actinides in JENDL-4.0
• P. Schillebeeckx, Status of evaluated data for neutron induced reactions on ²³⁸U in the resonance region
• L. Leal, G. Noguere, Resonance Evaluations of ²³⁵U for the CIELO Project
• G. Noguere, New evaluation of the resolved and unresolved resonance range of ²³⁹Pu
• A. Bacquias, ²³⁵U and ²³⁸U (n,xn gamma) cross-sections
• T. Wright, High accuracy measurement of the ²³⁸U(n,gamma) cross section with the TAC at the CERN n_TOF facility
• A. Wallner, Neutron-induced reactions on U and Th - a new approach via AMS
• I. Thompson, Coupled-channels effects in optical potentials for deformed nuclei, and in semi-direct mechanisms for neutron capture
• C. De Saint Jean, Evaluation of cross-sections uncertainties using physical constraints ²³⁸U, ²³⁹Pu and others...
• C. Lubitz, Adjusting ENDF ²³⁵U and ²³⁸U

The Big 3 - Prompt fission neutrons and gammas

• R. Capote, IAEA CRP on prompt fission spectra of actinides
• O. Litaize, Investigation of Prompt Fission Neutron and Gamma Spectra with their covariance matrices - Application to ²³⁹Pu+n_th, ²³⁸U+n_1.8MeV, ²³⁵U+n_th
• A. Oberstedt, Characteristics of prompt fission gamma-ray emission - Experimental results and predictions
• A. Sardet, Preliminary results on ²³⁸U(n,f) prompt fission neutron energy spectra at 2, 5.2 and 15 MeV measured using a p-terphenyl scintillator
• N. Kornilov, Scintillation neutron detector with dynamic threshold

General interest

• M. Herman, Consistent data adjustment
• H. Leeb, What is the proper evaluation method: some basic considerations
• D. Brown, Data mining the EXFOR database
• B. Becker, Evaluation of neutron induced reaction cross sections for ¹⁹⁷Au in the resonance region
• S. Kopecky, ²⁴¹Am cross section measurements at GELINA
• D. Cano Ott, Measurement of the ²⁴¹Am(n,gamma) cross section at the CERN n_TOF facility
• C. Paradela, Fission cross section measured at n_TOF with PPACs
• P. Salvador Castineira, Measurement of the ^240,242Pu neutron-induced fission cross sections
• A. Stankovskiy, Sensitivity analysis of the nuclear data for MYRRHA reactor modelling
• L. Fiorito, Application of a Bayesian/Generalised Least-Squares method to generate correlations between independent neutron fission yield data
• E. Mitenkova, Effect of fission yield libraries on irradiated fuel composition in Monte Carlo depletion calculations
• N. Messaoudi, Comparative sensitivity study of some criticality safety benchmark experiments using JEFF-3.1.2, JEFF-3.2T and ENDF/B-VII.1

Workshop summary

• A. Plompen, Summary ¹H, ¹⁶O, ⁵⁶Fe
• M. Chadwick, Objectives, challenges, next steps

Round table on CIELO and international collaboration

• T. Fukahori, Perspective from JENDL Project
• M. Dunn, Perspective on CIELO
• M. Herman, ⁵⁶Fe - CIELO in the context of NNDC
• Z. Ge, Some thoughts and comments about the CIELO Project
• R. Capote, IAEA contributions to CIELO - ²³⁸U, standards, PFNS, validation...
  (no slides)
• R. Jacqmin, JEFF expectations from CIELO
• E. Bauge, CIELO views from CEA
• E. Dupont, NEA frameworks for international collaboration on nuclear data

Last update: 12 November 2013