Over the past two decades, the safety case has become a powerful and essential tool to support decision making at every stage of a geological disposal programme. Now, an increasing number of national...

The opening session of the Sixth International Conference on Geological Repositories (ICGR-6) in Helsinki, Finland. Photo: Krystal Kenney

There is consensus within the international scientific commun...

Deadline for submission of abstracts       30 June 2023    

Notification of accepted contributions      17 July 2023

Deadline for attendance registration          27 Oct 2023      

Deadline for presentation submissions 27 Oct 2...

The NEA is organising the 16^th Information Exchange Meeting on Actinide and Fission Product Partitioning and Transmutation (16IEMPT) on 24-27 October 2023. The meeting will be held at the NEA offices...

The 12th International Conference on Nuclear Criticality Safety (ICNC) will be held in Sendai, Japan on 1-6 October 2023. Twenty years after the last conference in Japan, which was held in Tokai-mura...

The seventh edition of the annual NEA Thermochemical Database (TDB) Project course on the topic of thermodynamic data collection and assessment will take place as a one-day, in-person event on 23 Sep...

In response to the technical and scientific needs emerged recently in this area, the Working Group of External Events (WGEV) and the Working Group on Risk Assessment (WGRISK) initiated a joint task e...

Optimisation has always been a fundamental concept in decision making for all parts of society, but the way decisions are taken has changed in recent years. Societal considerations towards nuclear-re...

The application period for the 2023 session is now closed.

Applications for the fifth session of the International Radiological Protection School (IRPS) are now closed.

The 2023 edition of the IRPS is scheduled to take place in person in Stockholm, Sweden fr...

The NEA in collaboration with the Japanese Nuclear Regulatory Authority (NRA) will host an international workshop on 28-29 June 2023 on the topic of Ageing management considerations in mechanical cod...

In the early decades of nuclear reactor development, many countries built and operated zero-power facilities in which many different critical arrangements of materials were studied. These flexible ex...

In capacity building and gender balance, a key goal is to attract and retain more women in the technology and science fields by promoting education and development in those areas.

Nuclear Law Education Resources

NEA Director-General William D. Magwood, IV was in Poland on 30-31 May 2023 for a series of meetings.

The NEA thermal hydraulic code validation benchmark for high temperature gas-cooled reactors using HTTF data (HTGR T/H), supervised by the Expert Group on Reactor Core Thermal-Hydraulics and Mechanic...

The NEA co-organised the International Workshop on Disruptive Technologies for Nuclear Safety Applications on 16-17 May 2023 in Jeju, Korea.

The NEA held its first Indigenous International Mentoring Workshop for female students in Ontario on 7-10 May 2023.

The Nuclear Law Committee (NLC) established the Working Party on Nuclear Liability and Transport (WPNLT) in 2016 to address the practical challenges related to the nuclear liability regime(s) applica...

NEA DB Services to non-NEA DB countries

In the current project, a new systematic approach has been developed, called SAPIUM (systematic approach for input uncertainty quantification methodology) for transparent and rigorous model IUQ. This...

The publication of the latest EGIR report marks the completion of phase one of the group's programme of work.

INEX-6 will be the largest exercise in over 20 years.

The Global Forum Secretariat works with the Global Forum to provide support to the Council of Advisors to make products available to the Agency’s bodies and projects as appropriate. The Secretariat a...

Members of the WGHOF gathered in Vantaa, Finland, for its 33rd meeting.

This Global Forum Working Group focuses on activities to increase the number of women in the nuclear field.

Presentation of NEST Fellows

The working groups are comprised of experts from primarily academic institutions and other relevant stakeholders from NEA member and non-member countries.   

Co-Chair: Raul Barrachina (left), National Atomic Energy Commission and Kenichi Ishikawa (right), University of Tokyo

Co-Chair: Emanuela Colombo (left), Politecnico di Milano and Edward Obbard (right), The University of New South Wales Sydney (UNSW)

Co-Chair: Ian Farnan (left), University of Cambridge and Man-Sung Yim (right), Korea Advanced Institute of Science and Technology (KAIST)

Le Bulletin de droit nucléaire est une publication internationale unique en son genre destinée aux juristes et aux universitaires en droit nucléaire.

The NEST Secretariat monitors the progress of the different NEST Projects, supports the Management Board in the Monitoring and Evaluation process and provides the interface between the NEST Projects ...

A list of NEST events, conferences, workshops and summer schools organised in the context of ongoing NEST projects.

At the heart of the NEST Framework are multinational and multidisciplinary projects, so-called NEST projects.

The main decision body of the NEST Framework is the Management Board which includes one member and one alternate from each NEST Country.

The NEA launched the Nuclear Education, Skills and Technology (NEST) Framework in partnership with its member countries to help address important gaps in nuclear skills capacity building, knowledge t...

The Global Forum on Nuclear Education, Science, Technology and Policy acts as an inclusive network of experts in the nuclear energy sector, primarily from academia, focused on enabling the generation...

The Nuclear Law Bulletin is a unique international publication for both professionals and academics in the field of nuclear law.

Le Bulletin de droit nucléaire est une publication internationale unique en son genre destinée aux juristes et aux universitaires en droit nucléaire. Ses lecteurs bénéficient d’informations exhaustiv...

The annual Benchmark Workshops of the Working Party on Scientific Issues and Uncertainty Analysis of Reactor Systems will be hosted by the Italian National Agency for New Technologies, Energy and Sus...

The NEA participated in the European Nuclear Young Generation Forum in Krakow, Poland, an international platform for collaboration between the nuclear sector and the next generation.

Image: QUENCH facility at KIT. Court. KIT. 

The purpose of the QUENCH-ATF project is to investigate the chemical, mechanical and thermal-hydraulics behaviour of ATF claddings in Design Basis Accident...

The International workshop on disruptive technologies for nuclear safety applications is one of the most significant digital innovation events of the year. This two-day workshop was held on 16-17 May...

The NEA nuclear science programme is developed and executed by the Nuclear Science Committee (NSC), comprising high-level scientific experts from all NEA member countries.

Recent operating experience in nuclear power plants has shown that there is a safety concern associated with the use of new industrial devices, including digital devices, in safety power systems in b...

Information note on nuclear power installations in Ukraine, updated periodically.

The overall objective of the High-level Group on Low Dose Research (HLG-LDR) is to support radiological protection policy, regulation and implementation choices by improving the effectiveness and eff...

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...

The Expert Group on International Recommendations (EGIR) was re-established by the NEA Committee on Radiological Protection and Public Health (CRPPH) in 2021 to evaluate the International Commission ...

The CDLM assists member states in holistically addressing challenges in the execution of decommissioning and legacy management through sharing experiences among members with a broad range of expertis...

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 ...

The NEA has organised the first International School on Simulation of Nuclear Reactor Systems (SINUS) on the topic of Reactor single- and multi-physics simulations based on Light Water Reactor (LWR) ...

NEA Regulators' Forum meet at the NEA in Paris to discuss regulatory issues

The Steering Committee for Nuclear Energy convened on 20-21 April in Paris.

An NEA delegation led by Director-General William D. Magwood, IV visited the Netherlands to meet with government and industry representatives.

Cabri Reactor (Commissariat à l’énergie atomique et aux énergies alternatives)

The Cabri International Project (CIP) began in March 2000 to study the behaviour of nuclear fuel rods and cladding durin...

NEST Alumni share valuable lessons from their fellowships

The Horonobe International Joint Project (HIP) is a collaborative project between the NEA and Japan Atomic Energy Agency established in February 2023.

Approximately 30 experts from WGAMA discussed how to advance the understanding of phenomena in pool in the situation of a loss of cooling accident.

The NEA has launched a survey to collect information from member countries to be incorporated into a revised version of the NEA’s Country Protective Measures Handbook.

The NEA and the World Association of Nuclear Operators have signed a new Memorandum of Understanding (MoU).

The Technical Review Groups for both projects met at the NEA headquarters on 3-7 April 2023.

The Joint Evaluated Fission and Fusion File (JEFF)  Nuclear Data Library Project is a collaboration between NEA Data Bank participating countries. The JEFF library combines the efforts of its differ...

Members of FIDES-II from 12 countries assembled in Prague, Czech Republic, on 17-21 April 2023 for meetings of its Technical Advisory Group and Governing Board.

The CRPPH held its annual meeting on 4-6 April 2023 at the NEA premises in Boulogne-Billancourt, France.

A cabinet containing copper bus before the HEAF test (left) and after the test(right). Source: NRC

Massive electrical discharges, referred to as high energy arcing faults (HEAF), have occurred in nuc...

The Forum on Stakeholder Confidence (FSC) was established by the NEA Radioactive Waste Management Committee (RWMC) in 2000 and serves as a platform for understanding stakeholder dialogue and discussi...

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

Since the early 2000s there is an increasing demand from nuclear research, industry, safety and regulation for best-estimate predictions to be provided with their confidence bounds. Consequently, an ...

The NEA will hold the Third Stakeholder Involvement workshop to advance the issue of optimisation in decision making on 5-7 September 2023, in close co-operation with all interested NEA Standing Tech...

NEA News is the professional journal of the NEA. It features articles on the latest nuclear energy issues concerning the economic and technical aspects of nuclear energy, nuclear safety and regulatio...

Development started on DATIF, the DATabase for IFpe, in 2018 in order to enhance accessibility to the IFPE legacy collection of integral fuel performance experiments data, jointly put together by the...

With the growing importance of SMRs, following the proposal of the CSNI Bureau, the CSNI has decided to create an Expert Group on SMRs (EGSMR), at its 69th meeting held on 2-3 June 2021.

EGPRS Task Force members met on 3 April 2023.

High-temperature gas-cooled nuclear reactors are one of the next generation reactor designs. This benchmark consists of a multi-staged code-to-code-to-data thermal hydraulics code validation benchmar...

Left: Test facility for qualification of melt spreading tests. Photo: Argonne National Laboratory (ANL).
Right: Example of corium melt pouring for a melt spreading preparatory test. Photo: Argonne Nat...

This report presents the results of a benchmark study on innovative fuels for fast reactors using fuel performance codes. Irradiation results were shared among participants of the expert group and co...

Older issues of the Nuclear Law Bulletin (Nos. 1 to 80).

Anciens numéros du Bulletin de droit nucléaire (nos 1 à 80).

Uranium is the main raw material fuelling all nuclear fission reactors today. Countries around the world use it to reliably generate low-carbon electricity, process heat and hydrogen as part of their...

Dates: 3-7 April, 2023
Place: OECD Headquarters in Paris, France
Minimum enrollment required: 12 participants
Course fee: 1000 EUR

This 4.5-day interactive course is intended to give students a thorough...

NEA organises a mentoring workshop in the United Kingdom on International Women's Day.

NEA delegation participates in discussions at the Regulatory Information Conference in Washington D.C.

The 9^th edition of the Computational Fluid Dynamics for Nuclear Reactor Safety workshop was hosted by Texas A&M University on 20-22 February 2023. 

The NEA survey on the status of nuclear education, training and outreach in member countries is conducted by the NEA Global Forum on Nuclear Education, Science, Technology and Policy Working Group 2:...

MANTRAS includes educational and training courses, events on applications in the medical sector, and access to the available research infrastructures. It focuses in particular on the development of n...

The project led by JAEA/CLADS will be dedicated to advanced remote technology for decommissioning under intense gamma-ray radiation environments (e.g. robotics, virtual reality).

The WPRS met from 20-24 February 2023.

Strengthening the future of the nuclear sector’s workforce

The Working Party on Scientific Issues and Uncertainty Analysis of Reactor Systems (WPRS) and its expert groups co-ordinate benchmark activities on Reactor Single- and Multi-Physics. The benchmark ac...

International Nuclear Law Essentials course

All low-carbon solutions will be required to achieve the world's net zero targets. Nuclear energy has a role to play in meeting this need. A wave of innovation in small modular reactors (SMRs) is adv...

Nuclear innovation in small modular reactors (SMRs) has the potential to address multiple energy policy priorities around the world, from decarbonising electricity and deep decarbonisation of hard-to...

On 11 March 2011, a massive earthquake of magnitude 9.0 on the Richter scale jolted the eastern coast of Japan. An hour after the earthquake, a 14-15 m tsunami, as estimated at the Fukushima Daiichi ...

Improving gender balance in nuclear

Female scientists and engineers pioneered the nuclear and radiological fields, with leaders and innovators such as Marie Skłodowska-Curie and Lise Meitner, among many others, establishing the foundat...

Female scientists and engineers pioneered the nuclear and radiological fields, with leaders and innovators such as Marie Skłodowska-Curie and Lise Meitner, among many others, establishing the foundat...

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

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

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

This benchmark is organised to examine the models for fission gas release during anticipated operational occurrences (AOOs).

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).

NEA delegation was in Japan for a series of bilateral meetings and events with students.

Expert groups on structural and fuel materials meet to advance materials science activities

Thermodynamic databases and accident prevention

International experts gathered at the NEA for the commencement of the third phase TAF-ID on 16-17 February 2023.

The NEA Working Party on Information, Data and Knowledge Management discussed the topic of AI and data preservation during their third plenary meeting on 7-8 February 2023.

Under the guidance of the Nuclear Science Committee (NSC), the Working Party on Scientific Issues and Uncertainty Analysis of Reactor Systems (WPRS) studies the reactor physics, fuel performance, an...

Monte Carlo criticality calculations involve a two-step procedure based on a stochastic implementation of the power iteration method: first, achieve convergence of the fission source distribution dur...

The International School of Nuclear Law (ISNL) is a two-week programme run annually by the NEA and the University of Montpellier and supported by the International Atomic Energy Agency (IAEA). Coveri...

The International School of Nuclear Law (ISNL) Commemorative Brochure highlights the history, academics and unique features of the ISNL that contribute to the "Spirit of Montpellier". In addition, th...

The present report summarises the main results and learnings from the third phase of the NEA Behaviour of Iodine Project (BIP-3), which was conducted between 2016 and 2019 by the Canadian Nuclear Lab...

In order to reach a better understanding of countries’ different approaches to the evaluation of vibrations detected in piping systems and components, the NEA Committee on the Safety of Nuclear Insta...

The CRPPH has long served as a forum for exchange and co-operation, to establish best practices, contribute to the development of the key recommendations of the International Commission on Radiologic...

International Day of Women and Girls in Science 2023

NEA webinars explore a common understanding of optimisation as an approach to decision making.

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...

Phase III - “How to transparently implement and post-assess decisions for their holism, inclusiveness and sustainability?”

As part of the NEA Global Forum on Nuclear Education, Science, Technology and Policy, the Rising Stars Programme leverages the weight of the Agency and the academic institutions to build new pipeline...

The International Nuclear Law Essentials (INLE) is a one-week programme run by the NEA covering practical issues in international nuclear law.

NEA Director-General Magwood shares his forecast for the biggest developments and challenges in the nuclear energy sector in 2023.

One of the major achievements of the OECD Nuclear Energy Agency (NEA) is the knowledge it has helped to generate through the organisation of joint international research projects. Such projects, prim...

The transformative activity of mining has numerous economic, social and environmental impacts that can be both positive and adverse for communities, ecosystems and economies. As the uranium industry ...

Uranium is the primary source of fuel for nuclear power plants, which provides large-scale low-carbon baseload electricity for more than 30 countries around the world and is the world’s second larges...

The EGMUP Task Force on artificial intelligence and machine learning will design benchmark specifications to evaluate the performance of AI/ML in multi-physics modeling and simulation of reactor syst...

Lead-cooled Fast Reactors (LFR) are rather new concepts which have gathered increasing international attention after the Generation-IV International Forum (GIF) selected them as promising candidates ...

This benchmark report has been compiled under the guidance of the NEA Working Party on Nuclear Criticality Safety (WPNCS) in the Subgroup on the Role of Integral Experiment Uncertainties and Covarian...

NEA forms Women in Nuclear Global Chapter

Le Bulletin de droit nucléaire est une publication internationale unique en son genre destinée aux juristes et aux universitaires en droit nucléaire. Ses lecteurs bénéficient d’informations exhaustiv...

The NEA event reviews the accomplishments of the joint safety projects.

Following a safety-oriented, stepwise procedure for geological repository siting, the Nuclear Waste Management Organization of Japan (NUMO) requested in 2021 that the NEA facilitate an independent in...

The NEA hosted the 32^nd meeting of the ISOE Management Board.

Phase II - “How to balance competing aspects and interests (as defined by the prevailing circumstances) in decision making to reach holistic, inclusive and sustainable decisions?”

The NEA Second Framework for Irradiation Experiments (FIDES-II) supports the fuel and material experimental needs of nuclear safety regulators, technical support organisations, research institutions ...

In the aftermath of the Fukushima Daiichi accident in March 2011, nuclear regulators, industry organisations, and operating companies across the globe began the process of understanding the lessons l...

Robotics and remote systems (RRS) are essential technologies for work in the radiation environments typically encountered in the nuclear back-end, such as in radioactive waste management and decommis...

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

The aim of this report is to examine whether there are any international variations in the electrical power system designs (“design variations”) of nuclear power plants that affect the system respons...

The Convention on the Establishment of a Security Control in the Field of Nuclear Energy ("Security Control Convention") and the Protocol on the Tribunal established by the Security Control Conventio...

The Nuclear Law Committee (NLC) established the Working Party on the Legal Aspects of Nuclear Safety (WPLANS) in 2016 to support the NEA’s efforts to strengthen its work in the nuclear safety area.

The WPLDF was established to identify and address issues of application of the nuclear liability regimes to deep geological repositories (DGRs) and other radioactive waste disposal facilities. 

The Nuclear Law Committee (NLC) is a highly focused group of specialists designated by the NEA member countries, comprising lawyers, policy makers, academics and from time to time, technical experts....