
Nuclear power reactors, reactor types and technologies | IAEA
Nov 7, 2025 · Nuclear power reactors produce energy by initiating and controlling a sustained nuclear chain reaction. Currently, over 400 such reactors in 32 countries provide about 10 per cent of the …
What are Research Reactors? How do they Contribute to Sustainable ...
More than one third of the nuclear reactors in operation around the world are used for research, educational purposes and the production of radioisotopes, rather than for power generation. Unlike …
Nuclear Power Reactors in the World | IAEA
Sep 4, 2025 · This is the 41st edition of Reference Data Series No. 2, which presents the most recent reactor data available to the IAEA. It contains summarized information as of the end of 2020 on …
Small modular reactors (SMR) | IAEA
Jul 7, 2024 · Small and medium-sized or modular reactors are an option to fulfil the need for flexible power generation for a wider range of users and applications. Small modular reactors, deployable …
Power Reactor Information System (PRIS) | IAEA
The Power Reactor Information System (PRIS), developed and maintained by the IAEA for over five decades, is a comprehensive database focusing on nuclear power plants worldwide. PRIS contains …
Multinational Pre-licensing Joint Regulatory Review of Advanced …
It serves as a valuable resource for regulatory authorities, technical support organizations, reactor vendors, and other industry stakeholders involved in the pre-licensing and licensing of advanced …
What are Molten Salt Reactors (MSRs)? | IAEA
Mar 11, 2025 · Molten Salt Reactors (MSRs) are nuclear fission reactors in which either the fuel and/or the coolant is a molten salt. Molten salt is salt which liquifies at elevated temperatures and can store …
What are Small Modular Reactors (SMRs)? | IAEA
Sep 13, 2023 · Small modular reactors (SMRs) are advanced nuclear reactors that produce up to 300 MW (e) of low-carbon electricity, which is about one-third of the generating capacity of traditional …
What is Nuclear Energy? The Science of Nuclear Power
Nov 11, 2025 · The heat warms the reactor’s cooling agent, typically water, to produce steam. The steam is then channelled to spin turbines, activating an electric generator to create low-carbon …
Nuclear Reactor Simulators for Education and Training
These simulators provide efficient hands-on learning of the physics and engineering designs of various reactor types. The simulators operate on personal computers and are provided for a broad audience …