Knowledge of basic nuclear physics data is essential for the modelling and safe operation of all types of nuclear facilities. The de facto international standard format, Evaluated Nuclear Data File 6...
Published date:
22 September 2023
NEA/NSC/R(2021)4
The understanding of nuclear physics and the associated uncertainties is essential to the modelling of all nuclear systems. Nuclear reaction probabilities, emitted particle energies and angles, fissi...
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8 February 2023
The expert group is responsible for managing the activities related to the High Priority Request List (HPRL) for nuclear data, in particular for guaranteeing that the entries are up-to-date and well-...
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20 September 2022
The expert group was established to develop a nuclear data structure definition that can meet the needs of a broad set of nuclear data users and providers.
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20 September 2022
NEA/NSC/R(2020)8
The following report is issued by the WPEC Subgroup 27, which builds upon the work of the previous Subgroups 21 and 23, critically reviewing the gamma emission data and providing recommendations to i...
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1 February 2022
The NEA facilitates the international exchange of information on nuclear data evaluations, measurements, nuclear model calculations, validation and related topics via its Working Party on Internation...
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26 May 2021
The expert group critically reviewed integral experiments for validating minor actinide (MA) nuclear data, recommended additional integral experiments needed for validating MA nuclear data and invest...
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5 March 2021
NEA Working Party on International Nuclear Data Evaluation Co-operation (WPEC) 50th Subgroup (SG50), 14-15 September 2020.
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9 October 2020
New NEA reports on nuclear data evaluation
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5 August 2020
GNDS is a modern, collaborative, international, replacement for ENDF-6.
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8 July 2020
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23 March 2020
Thermal Scattering Law S(α,β): Measurement, Evaluation and Application
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13 March 2020
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12 March 2020
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12 March 2020
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12 March 2020
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12 March 2020
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12 March 2020
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12 March 2020
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12 March 2020
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12 March 2020
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12 March 2020
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12 March 2020
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12 March 2020
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12 March 2020
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12 March 2020
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12 March 2020
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12 March 2020
Co-ordinated Evaluation of Plutonium-239 in the Resonance Region
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12 March 2020
WPEC Expert Group on the Recommended Definition of a General Nuclear Database Structure (EGGNDS) - Procedure for the Proposal and Approval of Changes to the GDNS Specifications, 25 June 2019
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11 March 2020
WPEC EGGNDS meeting, 25 June 2019 - agenda
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11 March 2020
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11 March 2020
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11 March 2020
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11 March 2020
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11 March 2020
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11 March 2020
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11 March 2020
WPEC EGGNDS meeting, 15 May 2017 - agenda
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11 March 2020
WPEC Subgroup 38 - Low-level data containers specifications for GNDS (DRAFT)
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11 March 2020
WPEC Subgroup 38 - Hierarchy specifications for GNDS (DRAFT)
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11 March 2020
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11 March 2020
WPEC Subgroup 38- Detailed requirements for a next generation nuclear data structure (GNDS), 5 July 2016, Brookhaven National Laboratory (BNL), US DOE, United States
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11 March 2020
- Annex 1. Mandate 2014-2016
- Annex 2. High priority request for the new measurements of the 237Np(n,f), by F Tovesson
- Annex 3.Specifications for the required changes of the new categories of request, ...
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11 March 2020
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11 March 2020
WPEC EGHPRL meeting, 18 May 2015 - summary record
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11 March 2020
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11 March 2020
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11 March 2020
Summary record of the HPRL meeting of 23 April 2007
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11 March 2020
Summary record of the HPRL meeting of 3 May 2006
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11 March 2020
Summary record of the HPRL meeting of 9-10 October 2003
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11 March 2020
WPEC EGHPRL meeting, 18 May 2015 - agenda
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11 March 2020
WPEC EGHPRL meeting, 9 May 2016 - agenda
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11 March 2020
WPEC EGHPRL meeting, 15 May 2017 - agenda
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11 March 2020
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11 March 2020
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11 March 2020
WPEC EGHPRL meeting, 25 June 2019 - agenda
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11 March 2020
WPEC EGHPRL meeting, 25 June 2019 - summary record
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11 March 2020
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11 March 2020
WPEC EGHPRL meeting, 16 May 2018 - agenda
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11 March 2020
2019 review of the HPRL system and IT infrastructure - NEA
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11 March 2020
WPEC EGHPRL meeting, 25 June 2019 - agenda
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11 March 2020
WPEC EGHPRL presentation - A. Koning et al., Coordination Action on Nuclear Data for Industrial Development in Europe (CANDIDE)
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11 March 2020
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10 March 2020
The Collaborative International Evaluated Library Organisation (CIELO) Pilot Project, working under the auspices of the WPEC Subgroup 40 (SG40), was established to generate complete evaluations for a...
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10 March 2020
Nuclear data thermal scattering
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9 March 2020
Nuclear data covariance and assimilation
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9 March 2020
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9 March 2020
The expert group works in co-ordination with Working Party on Scientific Issues of Reactor Systems (WPRS) [including the IRPhE Project], Working Party on Scientific Issues of the Fuel Cycle (WPFC) an...
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9 March 2020
Current knowledge of the nuclear physics of fuels and materials provides an understanding and simulation of the operations of nuclear reactors and other systems, both under ordinary and exceptional c...
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18 July 2019
26 June 2019
NEA Headquarters, Boulogne-Billancourt, France
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12 March 2020
25 June 2019
NEA Headquarters, Boulogne-Billancourt, France
Published date:
11 March 2020
24 June 2019
NEA Headquarters, Boulogne-Billancourt, France
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12 March 2020
23 May 2019
ND2019, China National Convention Center, Beijing, China
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11 March 2020
22 May 2019
ND2019, China National Convention Center, Beijing, China
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12 March 2020
16 May 2018
OECD Conference Centre, Paris, France
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11 March 2020
15 May 2018
OECD Conference Centre, Paris, France
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11 March 2020
14 May 2018
OECD Conference Centre, Paris, France
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12 March 2020
15 May 2017
OECD Conference Centre, Paris, France
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11 March 2020
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2 December 2016
9 May 2016
OECD Conference Centre, Paris, France
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11 March 2020
18 May 2015
NEA Headquarters, Issy-les-Moulineaux, France
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11 March 2020
Meeting Nuclear Data Needs for Advanced Reactor Systems
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13 March 2014
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20 December 2013
The following report has been issued by WPEC Subgroup 30, whose mission was to improve the accessibility and the quality of the EXFOR database to ensure that its invaluable contents can be used in co...
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7 October 2011
This publication reports the conclusions from the work undertaken by Subgroup 23 of the NEA Working Party on International Nuclear Data Evaluation Co-operation (WPEC), whose mission was to produce an...
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27 September 2009
This publication reports the conclusions from the work undertaken by Subgroup 26 of the NEA Working Party on International Nuclear Data Evaluation Co-operation (WPEC), which focused on the developmen...
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1 September 2008
This publication presents the conclusions of the work undertaken by Subgroup 25 of the NEA Working Party on International Evaluation Co-operation, which focused on the assessment and improvement of t...
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14 November 2007
Subgroup 7 of the NEA Working Party on International Nuclear Data Co-operation (WPEC) was established to re-evaluate the nuclear data standards cross-section. These cross-section data are the basis f...
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29 November 2006
This document serves as a summary of the work of Subgroup 20 (SG20) on covariance matrix evaluation and processing in the resolved/unresolved resonance regions, organised under the auspices of the NE...
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18 August 2006
Neutron Activation Cross-section Measurements from Threshold to 20 MeV for the Validation of Nuclear Models and Their Parameters (Volume 19)
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12 December 2005
Subgroup 21 of the NEA Nuclear Science Committee Working Party on International Evaluation Co-operation was charged with the task of assessing neutron cross-section evaluations for fission products. ...
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8 July 2005
NEA/NSC/WPEC/DOC(2005)365
Summary record of the HPRL meeting of 4 April 2005
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10 April 2005
This report has been prepared by Subgroup 9 which was set up in 1998 with the aim of investigating discrepancies found between microscopic and macroscopic data for the uranium-235 fission neutron spe...
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15 July 2003
Delayed Neutron Data for the Major Actinides
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11 October 2002
Evaluation Method of Inelastic Scattering Cross-sections for Weakly Absorbing Fission-product Nuclides
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21 September 2001
Processing and Validation of Intermediate Energy Evaluated Data Files
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28 December 2000
Epithermal Capture Cross-Section of U-235
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1 January 1999
Status of Pseudo-Fission-Product Cross-Sections for Fast Reactors
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1 January 1998
A Working Party on International Evaluation Co-operation was established under the sponsorship of the OECD/NEA Nuclear Science Committee (NSC) to promote the exchange of information on nuclear data e...
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1 January 1996
