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 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 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 …
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 …
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 …
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 …
Research Reactors: Purpose and Future
Foreword For more than 60 years, research reactors (RRs) have been centres of innovation and productivity for nuclear science and technology. The multidisciplinary research that RRs support has …
Frequently Asked Chernobyl Questions - International Atomic Energy …
1. What caused the Chernobyl accident? On April 26, 1986, the Number Four RBMK reactor at the nuclear power plant at Chernobyl, Ukraine, went out of control during a test at low-power, leading to …
Small Modular Reactors: Advances in SMR Developments 2024
Jul 7, 2024 · This publication aims to provide Member States with a concise overview of the latest developments regarding SMR technology worldwide. It explores SMRs under development, their …
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 …