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Joint project
Dragon Project

View of Dragon Reactor. Photo: AEA Technology.

In 1959, twelve OECD countries began the Dragon Reactor Experiment (DRE) to build a reactor at Winfrith in Dorset, United Kingdom. The Dragon was the fi...

Criticality safety Generation IV reactors Nuclear science Gas-cooled reactors Reactor physics …
Published date: 14 October 2022
News
Reactor physics News brief NSC Nuclear science Radiation shielding EGPRS SINBAD WPRS Reactor physics …
Published date: 7 April 2023
NEA Document
Existing Practices for Multi-physics Validation: Report on Sub-Task 3, Task Force 2
NEA/NSC/R(2019)7

The modelling and simulation of nuclear systems allow scientists and engineers to probe aspects of the operation of these systems beyond what has been precisely measured. This has numerous applicatio...

Reactor physics Nuclear science WPRS Multiphysics Nuclear science Benchmark Reactor physics Multiphysics EGMUP …
Published date: 11 October 2022
NEA Working Paper
Experimental Data Requirements for Fuel Performance Modelling
NEA/WKP(2024)4

Under the guidance of the Nuclear Energy Agency (NEA) Nuclear Science Committee (NSC), the Working Party on Scientific Issues and Uncertainty Analysis of Reactor Systems (WPRS) studies the reactor ph...

Nuclear fuel Fuel studies NSC Nuclear science EGRFP WPRS Nuclear science Reactor physics Reactor fuel performance …
Published date: 12 December 2024
Activity
Expert Group on Improvement of Integral Experiments Data for Minor Actinide Management (EGIEMAM-II)

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...

WPEC NSC Nuclear science Experiments Actinides WPRS Nuclear fuel cycle Reactor physics Fuel cycle physics and chemistry Integral experiments Minor actinides …
Published date: 9 March 2020
Activity
Expert Group on Integral Experiments for Minor Actinide Management (EGIEMAM)

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...

WPFC WPEC Nuclear science Experiments Actinides WPRS Reactor physics Integral experiments Minor actinides NSC Nuclear fuel cycle Fuel cycle physics and chemistry …
Published date: 5 March 2021
Activity
Expert Group on Physics of Reactor Systems (EGPRS)

Under the guidance of the Working Party on Scientific Issues and Uncertainty Analysis of Reactor Systems (WPRS), the Expert Group on Physics of Reactor Systems (EGPRS) performs specific tasks associa...

Reactor physics Molten salt reactors Light water reactors EGPRS Pressurised heavy water reactors Reactor physics …
Published date: 11 December 2024
Activity
Expert Group on Radiation Transport and Shielding (EGRTS)

Under the guidance of the Working Party on Scientific Issues of Reactor Systems (WPRS), the expert group performed specific tasks associated with radiation transport and shielding aspects of current ...

EGRTS State-of-the-art report Benchmark Reactor physics
Published date: 3 March 2020
Activity
Expert Group on Reactor Core Thermal-Hydraulics and Mechanics (EGTHM)

Created in 2019, under the guidance of the Working Party on Scientific Issues of Reactor Systems (WPRS) the expert group will perform specific tasks associated with core thermal-hydraulics aspects of...

Reactor physics Sodium-cooled reactor Molten salt reactors Light water reactors Thermal hydraulics WPRS Reactor physics …
Published date: 11 December 2024
Activity
Expert Group on Reactor Fuel Performance (EGRFP)

Under the guidance of the Working Party on Scientific Issues and Uncertainty Analysis of Reactor Systems (WPRS) the expert group performed from 2011-2024 specific tasks associated with fuel performan...

Nuclear fuel Reactor physics EGRFP Reactor physics
Published date: 5 May 2025