
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 …
Nuclear Power Reactors in the World | IAEA
Sep 4, 2025 · This is the 44th 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 2023 on …
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 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 …
Research Reactor Database (RRDB) - International Atomic Energy Agency
The IAEA's Research Reactor Database (RRDB) is an authoritative database containing technical information on over 800 research reactors, including critical and sub-critical assemblies in 71 …
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 …
Nuclear research reactors | IAEA
Nov 11, 2024 · Research reactors are nuclear reactors used for research, development, education and training. They produce neutrons for use in industry, medicine, agriculture and forensics, among …
Nuclear Data Services | IAEA
Jan 15, 2020 · The IAEA provides fundamental nuclear data for energy and non-energy applications, as well as atomic data for fusion energy research. Reliable atomic and nuclear data are essential …
Thorium’s Long-Term Potential in Nuclear Energy: New IAEA Analysis
Mar 13, 2023 · In August 2021, China announced the completion of its first experimental thorium-based nuclear reactor. Built in the middle of the Gobi Desert in the country’s north, the reactor over the next …