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    Publications and Reports
    The Nuclear Regulator's Role in Assessing Licensee Oversight of Vendor and Other Contracted Services

    Contracted services are an integral part of the design, construction and operation of a nuclear facility. Changes in the nuclear industry sector, including varied availability of nuclear expertise, t...

    English Green booklet Nuclear safety regulation
    Published date: 31 March 2011
    Publications and Reports
    Challenges in Long-term Operation of Nuclear Power Plants

    Nuclear power reactors have become a major source of electricity supply in many countries and, based on the experience of safe and reliable operation, many operators have sought and received authoris...

    English Green booklet Nuclear safety regulation
    Published date: 21 September 2012
    Publications and Reports
    Implementation of Defence in Depth at Nuclear Power Plants

    Defence in depth (DiD) is a concept that has been used for many years alongside tools to optimise nuclear safety in reactor design, assessment and regulation. The 2011 Fukushima Daiichi nuclear power...

    English Green booklet Nuclear safety regulation
    Published date: 28 January 2016
    News
    Progress and challenges in the back end of the nuclear fuel cycle

    The "Back-End Week" convened members to discuss decommissioning and waste management activities.

    News brief Radioactive waste management RF CDLM Decommissioning Regulation RWMC Legacy management Back-end Nuclear fuel cycle …
    Published date: 11 April 2024
    News
    Members of NEA Second Framework for Irradiation Experiments (FIDES-II) meet in Amsterdam

    The meeting marked an important transition for the framework with the launch of four new Joint Experimental Programmes (JEEPs).

    Nuclear fuel News brief Nuclear science FIDES Nuclear safety research Nuclear science Joint project Accident Tolerant Fuels Accident tolerant fuels Reactor fuel performance …
    Published date: 24 April 2024
    News
    Focusing on leadership and safety culture

    Members of the NEA Working Group on Leadership and Safety Culture (WGLSC) discussed ongoing activities at a meeting in Budapest.

    Leadership Human and organisational factors WGLSC Regulation Safety culture …
    Published date: 12 April 2024
    News
    Reinforcing nuclear education and training activities

    The NEST Management Board met to discuss ongoing activities.

    News brief Education Nuclear Education, Skills and Technology (NEST) Framework Capacity building and gender
    Published date: 26 April 2024
    News
    New criticality benchmarks and progress in NEA experimental data evaluation and preservation efforts for nuclear criticality, reactor physics and radiation shielding

    The meetings took place in April 2024 in the United States.

    News brief Nuclear science Criticality Experiments Radiation shielding ICSBEP Radiation transport and shielding IRPhEP Reactor physics Reactor physics SINBAD Nuclear science Benchmark …
    Published date: 25 April 2024
    Activity
    Thermochemical Database (TDB) Project

    The Thermochemical Database (TDB) Project develops a reference database of chemical thermodynamic values for elements and compounds relevant to the safety of radioactive waste repositories and vital ...

    Thermodynamics Thermodynamic data Thermochemical database Chemical thermodynamic series
    Published date: 26 April 2024
    Topic
    Nuclear economics

    Nuclear economics refers to the study of costs related to nuclear energy, which includes electricity generation, uranium supply, new plant build and support, fuel, waste disposal and decommissioning....

    Nuclear economics
    Published date: 28 November 2019
    Publications and Reports
    Nuclear Law Bulletin No. 110 – Volume 2023/1

    The Nuclear Law Bulletin is a unique international publication for both professionals and academics in the field of nuclear law. It provides readers with authoritative and comprehensive information o...

    English Nuclear law Nuclear law Publications programme Nuclear Law Bulletin …
    Published date: 28 February 2024
    News
    Assessing the safety of spent fuel pools during a loss of cooling accident

    New NEA nuclear safety joint project 'Pool during Loss of Cooling Accident' (POLCA) launched during a meeting of 40 international experts on 9-10 April, 2024. (Photo: Large scale MIDI facility at IRS...

    News brief Fuel studies WGAMA Nuclear safety IRPS Spent fuel Joint project International co-operation Safety research …
    Published date: 13 May 2024
    Activity
    Workshops on Shielding Aspects of Accelerators, Targets and Irradiation Facilities (SATIF)

    Proceedings of First Specialists' Meeting on Shielding Aspects of Accelerators, Targets, and Irradiation Facilities The mission of the Expert Group of Shielding aspects of Accelerators, Targets and I...

    EGPRS Radiation transport and shielding
    Published date: 15 May 2024
    Activity
    Loss-of‑Coolant High Burnup (LOC–HBu) - FIDES-II Joint ExpErimental Programme (JEEP)

    LOC-HBU is dedicated to the understanding of LWR fuel performance at high burnup under loss-of‑coolant accident (LOCA) conditions.

    Nuclear science FIDES Nuclear science Reactor fuel performance
    Published date: 17 May 2024
    Activity
    In-pile Creep Studies of ATF Cladding (INCA) - FIDES-II Joint ExpErimental Programme (JEEP)

    The INCA experiments will provide comparative data on the irradiation induced creep of current Zr alloys and Cr coated samples

    Nuclear science Experiments FIDES Nuclear science International co-operation Accident tolerant fuels …
    Published date: 17 May 2024
    Activity
    Power to Melt and Maneuverability (P2M) - FIDES Joint ExpErimental Programme (JEEP)

    P2M includes in-pile tests and Post-Irradiated Examinations in Hot-Laboratory to assess the operational margins at high power.

    Experiments FIDES International co-operation
    Published date: 17 May 2024
    Activity
    Accelerated Testing of Materials in Capsules (AToMiC) - FIDES-II Joint ExpErimental Programme (JEEP)

    AToMiC is dedicated to the understanding of microstructural evolution of fuel materials for use in higher temperature, GenIV type reactors.

    Generation IV reactors Nuclear science FIDES Nuclear safety research Nuclear science …
    Published date: 17 May 2024
    Activity
    High-Temperature Creep Testing (HITEC) - FIDES-II Joint ExpErimental Programme (JEEP)

    HITEC is dedicated to addressing challenges in the development and safety assessment of advanced non-LWR NPPs (or ANLWRs).

    Nuclear science FIDES Nuclear safety research Nuclear science Accident Tolerant Fuels Reactor fuel performance Safety research …
    Published date: 17 May 2024
    Activity
    High Burnup Experiments in Reactivity Initiated Accident (HERA) - FIDES-II Joint ExpErimental Programme (JEEP)

    High Burnup Experiments in Reactivity Initiated Accident (HERA) is dedicated to the understanding of LWR fuel performance at high burn-up under reactivity-initiated accidents (RIA).

    Experiments FIDES International co-operation
    Published date: 17 May 2024
    Activity
    In-Core Real-Time Mechanical Testing of Structural Materials (INCREASE) Phase I and Phase II - FIDES-II Joint ExpErimental Programme (JEEP)

    This structural materials Joint Experimental Program (JEEP) is organized in two phases and is aimed at developing the capability to perform a variety of in-core mechanical testing measurements.

    Experiments FIDES International co-operation
    Published date: 17 May 2024
    Activity
    Switzerland

    Nuclear legislation: Switzerland

    Nuclear law Switzerland Nuclear legislation
    Published date: 21 May 2024
    News
    Empowering the next generation of STEM professionals

    NEA International Mentoring Workshop convened high school students from Japan and the United States to Texas.

    News brief United States Gender balance Education STEM Capacity building and gender …
    Published date: 21 May 2024
    Activity
    Subgroup on Computational Spent Nuclear Fuel decay heat: the PWR 0E2 case

    Under the guidance of the Working Party on Nuclear Criticality Safety (WPNCS), this subgroup will perform a computational comparison exercise on decay heat from a specific Spent Nuclear Fuel assembly...

    Published date: 21 May 2024
    News
    G7 emphasises the role of nuclear in the energy transition

    NEA Director-General speaks at an event during the G7 Climate, Energy and Environment Ministers’ Meeting in Torino, Italy.

    News brief Climate change Director-General
    Published date: 8 May 2024
    News
    NEA member countries convene for the 147th session of the NEA Steering Committee for Nuclear Energy

    The potential role of SMRs in reaching net zero, Africa’s developing nuclear sector, the challenges of nuclear fuel supply, and collaboration with Ukraine were among the subjects discussed during the...

    Nuclear fuel News brief Policy International co-operation Director-General Nuclear fuel cycle …
    Published date: 23 April 2024
    Activity
    FIDES-II Cross-Cutting Pillars

    The FIDES-II framework is designed to do more than just produce data on transient fuel behavior and safety related issues. 

    Fuel in nuclear safety Nuclear science Nuclear safety research Reactor fuel performance
    Published date: 23 May 2024
    News
    New NEA high-level group will tackle stakeholder engagement, trust, transparency and social sciences

    The group met in Paris to discuss future activities.

    News brief Human aspects of nuclear safety HLG-SET Stakeholder Stakeholder engagement Stakeholder relations …
    Published date: 23 January 2024
    News
    New research project aims to gain data on corium properties to enhance severe accident analysis

    The COPS (COrium Properties for reactor Simulation and uncertainties) project began on 17 May 2024.

    News brief Accident analysis and management Nuclear safety research Joint project Safety research …
    Published date: 24 May 2024
    News
    Discussing scientific issues around advanced nuclear fuel cycles

    WPFC member gathered to discuss current and future activities.

    Nuclear fuel WPFC News brief Fuel studies Nuclear science Liquid metal reactors Partitioning and transmutation Fuel cycle physics and chemistry …
    Published date: 24 May 2024
    News
    Reviewing advances in severe accident research for existing and advanced reactor designs

    The NEA co-organised the 11th Review Meeting on Severe Accident Research (ERMSAR 2024).

    News brief Accident analysis and management Nuclear safety research Advanced reactors Safety research …
    Published date: 24 May 2024
    News
    Experts discuss scientific issues of nuclear fuels and materials

    WPFM and its expert groups met in Paris.

    Nuclear fuel Material science News brief Nuclear science Materials science WPFM Nuclear science …
    Published date: 24 May 2024
    News
    Strengthening the relationship between the nuclear sector and civil society

    The new high-level group met to advance the activities in the field.

    News brief Human aspects of nuclear safety HLG-SET Stakeholder Civil society Stakeholder engagement Stakeholder relations …
    Published date: 27 May 2024
    News
    Advancing uncertainty analysis methods: Towards a broader and more consistent application in safety analysis and licensing

    BEPU 2024 conference took place in Italy.

    News brief WGAMA Nuclear safety research Uncertainty analysis
    Published date: 27 May 2024
    News
    Low-dose research and radiological protection in armed conflict in focus at Committee on Radiological Protection and Public Health meeting

    Low-dose research and radiological protection in armed conflict emerge as key topics at 82nd meeting of the NEA Committee on Radiological Protection and Public Health

    News brief Ukraine Radiological protection Low dose research CRPPH …
    Published date: 28 May 2024
    Activity
    International Fuel Performance Experiments (IFPE) database

    International Fuel Performance Experiments (IFPE) is a data collection of nuclear fuel performance experiments for the purpose of code development and validation.

    Fuel studies Nuclear science Experiments EGRPF Databases Ancillary data Reactor physics …
    Published date: 29 May 2024
    Activity
    Pellet-Cladding Mechanical Interaction (PCMI) Benchmark

    The aim of the benchmark is to improve understanding and modelling of pellet-cladding mechanical interaction (PCMI) amongst NEA member organisations. This is achieved by comparing PCMI predictions of...

    Nuclear fuel Reactor physics Light water reactors EGRFP Benchmark Reactor physics …
    Published date: 30 May 2024
    Subtopic
    Public communication

    Public communication plays an important role in ensuring that optimal and informed decisions are taken when principles of openness and transparency are followed. 

    Public communication pla...

    Human aspects of nuclear safety Public communication
    Published date: 7 May 2020
    News
    The importance of country-specific communication strategies in the nuclear sector

    Delegates presented country-specific updates, highlighting findings from stakeholder surveys and identifying cultural differences that impact trust-building efforts.

    News brief Holistic approach WGPC Information exchange EGPC Country report Green booklet Public communication …
    Published date: 1 June 2024
    Activity
    Nuclear Risk Communication Training Course (RCTC)

    The Risk Communication Training Course (RCTC) is an yearly course organised by the NEA focusing on communicating risk on a daily basis. Its aim is to improve the effectiveness of risk communication i...

    Human aspects of nuclear safety Public communication Risk
    Published date: 3 June 2024
    Topic
    Nuclear energy and climate change

    As a low-carbon electricity source, nuclear energy has a role to play in global climate change mitigation efforts.

    SMR Decarbonisation Hydrogen Nuclear energy and climate change Climate change Nuclear economics …
    Published date: 4 November 2022
    News
    Global progress in developing deep geological repositories

    The Seventh International Conference on Geological Repositories (ICGR-7) took place in Korea.

    News brief Radioactive waste management Deep geological repository (DGR) Repository Geological disposal …
    Published date: 10 June 2024
    News
    Addressing validation challenges of advanced reactor single- and multi-physics modelling and simulations

    WPRS organised annual benchmarks workshop.

    News brief Nuclear science WPRS Multiphysics Thermal hydraulics and mechanics Reactor physics Reactor fuel performance Multiphysics Reactor physics Nuclear science Benchmark …
    Published date: 12 June 2024
    Activity
    International Handbook of Evaluated Reactor Physics Benchmark Experiments (IRPhE)

    The International Handbook of Evaluated Reactor Physics Benchmark Experiments (IRPhE) contains reactor physics benchmark specifications that have been derived from experiments that were performed at ...

    Modelling and simulation Reactor physics Verification and validation Verification Validation Benchmark Reactor physics …
    Published date: 14 June 2024
    News
    Discussing holistic process for decision making on decommissioning and management of complex sites

    Experts met in Paris.

    News brief Decommissioning Organisational aspects of decommissioning and legacy management Decommissioning and legacy management Nuclear decommissioning HDCS …
    Published date: 17 June 2024
    News
    NEA committees make progress, share best practices in the safety assessment and regulation of nuclear facilities

    CSNI and CNRA meetings took place on 4-7 June.

    News brief WGAMA CNRA Nuclear safety Nuclear safety research CSNI Joint project Nuclear safety regulation Safety research …
    Published date: 17 June 2024
    Activity
    Japan

    National legislation: Japan

    Nuclear law Japan Nuclear legislation
    Published date: 18 June 2024
    Activity
    Used fuel criticality

    Criticality is the state of a nuclear reactor when there is a self-sustaining chain reaction of fissionable material. Used or spent fuel criticality is associated with the scientific issues around as...

    Criticality safety NSC Nuclear science Criticality WPNCS …
    Published date: 24 March 2020
    News
    Studsvik Cladding Integrity Project: 20 years of nuclear fuel behaviour and cladding failure research

    Project members also launched the next phase.

    Fuel in nuclear safety Nuclear fuel News brief Sweden Nuclear safety Fuel cycle facility safety Nuclear safety research Joint project Safety research Back-end …
    Published date: 20 June 2024
    News
    NEA visits Fukushima Environmental Restoration Sites to review progress

    Rebecca Tadesse, the NEA's Head of the Division of Radioactive Waste Management and Decommissioning, visited Japan's Ministry of the Environment's headquarters to observe the significant progress mad...

    News brief Environmental protection Fukushima Decommissioning and legacy management Japan Radioactive waste management …
    Published date: 21 June 2024
    News
    SINUS: Training the next generation of reactor physicists

    The International School on Simulation of Nuclear Reactor Systems took place in Italy. 

    News brief SINUS Nuclear science Education WPRS Nuclear science Reactor physics …
    Published date: 13 June 2024
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