ARTIKELDIGITAL.COM

Look up reactor in Wiktionary, the free dictionary. Reactor may refer to: Bioreactor, a device which controls a biologically active environment. Chemical...

On 26 April 1986, reactor 4 of the Chernobyl Nuclear Power Plant, located near Pripyat, Ukraine, exploded. With dozens of direct casualties and thousands...

A nuclear reactor is a device used to sustain a controlled fission nuclear chain reaction. They are used for commercial electricity, marine propulsion...

A pressurized water reactor (PWR) is a type of light-water nuclear reactor. PWRs are the most common type of nuclear power reactor, representing almost...

CANDU (Canada deuterium uranium) is a Canadian pressurized heavy-water reactor design used to generate electric power. The acronym refers to its deuterium...

A molten-salt reactor (MSR) is a class of nuclear fission reactor in which the primary nuclear reactor coolant and/or the fuel is a mixture of molten salt...

A small modular reactor (SMR) is an emergent class of nuclear fission reactors with a rated electrical power of less than 300 megawatts (MWe), which use...

A breeder reactor is a nuclear reactor that generates more fissile material than it consumes. These reactors can be fueled with more-commonly available...

A boiling water reactor (BWR) is a type of nuclear reactor used for the generation of electrical power. It is the second most common type of electricity-generating...

Generation IV (Gen IV) reactors are nuclear reactor design technologies that are envisioned as successors of generation III reactors. The Generation IV International...

carriers. Each ship is powered by two A1B reactors. The reactor was named A1B, following the Navy's reactor-designation scheme of type, generation, and...

commercial nuclear reactors in the world, sorted by country, with operational status. The list only includes civilian nuclear power reactors used to generate...

fuel-containing material (LFCM), is a material that is created in a nuclear reactor core during a nuclear meltdown accident. Resembling lava in consistency...

reactor") is a class of graphite-moderated nuclear power reactor designed and built by the Soviet Union. It is somewhat like a boiling water reactor as...

energy. Devices that use this process are known as fusion reactors. Research on fusion reactors began in the 1940s. As of 2025, the National Ignition Facility...

Low-Power Reactor Number One, also known as SL-1, initially the Argonne Low Power Reactor (ALPR), was a United States Army experimental nuclear reactor at the...

The light-water reactor (LWR) is a type of thermal-neutron reactor that uses normal water, as opposed to heavy water, as both its coolant and neutron moderator;...

graphite-moderated reactor used in this plant is considered an unusual design. It prioritizes cost efficiency over safety compared to other reactor designs, such...

A scram or SCRAM is an emergency shutdown of a nuclear reactor effected by terminating the fission reaction. It is also the name that is given to the...

Generation III reactors, or Gen III reactors, are a class of nuclear reactors designed to succeed Generation II reactors, incorporating evolutionary improvements...

plant's backup energy sources. The subsequent inability to sufficiently cool reactors after shutdown compromised containment and resulted in the release of radioactive...

The reactor software design pattern is an event handling strategy that can respond to many potential service requests concurrently. The pattern's key...

Three Mile Island accident was a partial nuclear meltdown of the Unit 2 reactor (TMI-2) of the Three Mile Island Nuclear Generating Station, located on...

gas-cooled reactor (HTGR) is a type of gas-cooled nuclear reactor which uses uranium fuel and graphite moderation to produce very high reactor core output...

The B Reactor at the Hanford Site, near Richland, Washington, was the first large-scale nuclear reactor ever built, at 250 MW. It achieved criticality...

ITER (originally an acronym for International Thermonuclear Experimental Reactor, and also meaning "the way" or "the path" in Latin) is an international...

A fast-neutron reactor (FNR) or fast-spectrum reactor or simply a fast reactor is a category of nuclear reactor in which the fission chain reaction is...

was home to the Hanford Engineer Works and B Reactor, the first full-scale plutonium production reactor in the world. Plutonium manufactured at the site...

The ELENA reactor is a compact Russian pressurized water reactor (PWR) of 68-kWe generating capacity currently being developed by the Kurchatov Institute...

Air Force on 7 June 1981, which destroyed an unfinished Iraqi nuclear reactor located 17 kilometres (11 miles) southeast of Baghdad, Iraq. The Israeli...

The S3W reactor is a naval reactor used by the United States Navy to provide electricity generation and propulsion on warships. The S3W designation stands...

Juno Reactor is a multi-national musical and performing group, primarily based in Brighton, UK. Known for their cinematic fusion of electronic, global...

radioisotope thermoelectric generators in some space probes such as Voyager 2. Reactors producing controlled fusion power have been operated since 1958 but have...

In Europe, this reactor design was called European Pressurised Reactor, and the internationalised name was Evolutionary Power Reactor, but it has been...

A saturable reactor in electrical engineering is a special form of inductor where the magnetic core can be deliberately saturated by a direct electric...

A natural nuclear fission reactor is a uranium deposit where self-sustaining nuclear chain reactions occur through natural geological processes rather...

release to the environment, or a reactor core melt. The prime example of a "major nuclear accident" is one in which a reactor core is damaged and significant...

119.519361°W / 46.565222; -119.519361 United States naval reactors are nuclear reactors used by the United States Navy aboard certain ships to generate...

the reactor. Plutonium-239 is produced at much lower levels and can be consumed in thorium reactors. Thorium was first used in a commercial reactor in...

Small modular reactors (SMR) are much smaller than the current nuclear reactors (300 MWe or less) and have compact and scalable designs which propose...

internal circulation reactor (IC reactor) is a form of anaerobic digester. It is primarily designed to treat wastewater. The IC reactor is an evolution of...

The A4W reactor is a naval reactor used by the United States Navy to propel warships and generate onboard electricity. The A4W designation stands for:...

A chemical reactor is an enclosed volume in which a chemical reaction takes place. In chemical engineering, it is generally understood to be a process...

north-west coast of England in Cumberland. The two graphite-moderated reactors, referred to at the time as "piles", had been built as part of the British...

The S9G reactor of the United States Navy is designed to generate electricity and propulsion for the Virginia-class attack submarines. The name S9G follows...

The S8G reactor is a naval reactor used by the United States Navy to provide electricity generation and propulsion on warships. The S8G designation stands...

A reactor operator (or nuclear reactor operator) is an individual at a nuclear power plant or other nuclear reactor who is responsible for directly controlling...

Research reactors are nuclear fission-based nuclear reactors that serve primarily as a neutron source. They are also called non-power reactors, in contrast...

sodium-cooled fast reactor (SFR) is a fast neutron reactor cooled by liquid sodium. It offers several advantages over light-water reactors (LWRs), including...

Reactor, formerly Tor.com, is an online science fiction and fantasy magazine published by Tor Books, a division of Macmillan Publishers. The magazine...

structure put in place in 2016 to confine the remains of the number 4 reactor unit at the Chernobyl Nuclear Power Plant, in Ukraine, which was destroyed...

Nuclear fuel refers to any substance which is used by nuclear reactors or other nuclear devices as fuel to generate energy. Nuclear fuel contains fissile...

CIRUS (Canada India Reactor Utility Services) was a research reactor at the Bhabha Atomic Research Center (BARC) in Trombay near Mumbai, India. CIRUS was...

France and EAST in China. The International Thermonuclear Experimental Reactor (ITER) tokamak is the primary global effort to research fusion power, under...

Hack Reactor is a software engineering coding bootcamp education program founded in San Francisco in 2012. The program is remote-only and offered in 12-week...

Nuclear reactor physics is the field of physics that studies and deals with the applied study and engineering applications of chain reaction to induce...

Arc reactor may refer to: Arc reactor (Marvel Cinematic Universe), a power source in the Marvel Cinematic Universe an apparatus for producing C60 and...

Reactor-grade plutonium (RGPu) is the isotopic grade of plutonium that is found in spent nuclear fuel after the uranium-235 primary fuel that a nuclear...

The S5W reactor is a nuclear reactor used by the United States Navy to provide electricity generation and propulsion on warships. The S5W designation stands...

reactors (alternatively referred to as flow reactors) carry chemical materials as a flowing stream. Reactants are continuously fed into the reactor and...

A Bioelectrochemical reactor is a type of bioreactor where bioelectrochemical processes are used to degrade/produce organic materials using microorganisms...

metal cooled nuclear reactor (LMR) is a type of nuclear reactor where the primary coolant is a liquid metal. Liquid metal cooled reactors were first adapted...

catalytic reactors put emphasis on catalyst effectiveness factors and the heat and mass transfer implications. Heterogeneous catalytic reactors are among...

propulsion is propulsion of a ship or submarine with heat provided by a nuclear reactor. The power plant heats water to produce steam for a turbine used to turn...

nuclear reactor and fuel engineering company, headquartered in Rockville, Maryland. It is developing a pebble-bed high-temperature gas-cooled reactor, the...

operate more than one nuclear reactor. For more information on the construction/commission/decommission dates of individual reactors at power stations, see the...

The BN-reactor is a type of sodium-cooled fast breeder reactor built in Russia from the company OKBM Afrikantov. Two BN-reactors are to date (2015) the...

core melt accident, meltdown or partial core melt) is a severe nuclear reactor accident that results in core damage from overheating. The term nuclear...

California. The reactor operated from 1957 to 1964. On July 12, 1957 the Sodium Reactor Experiment became the first nuclear reactor in California to...

"Graphite reactor" directs here. For the graphite reactor at Oak Ridge National Laboratory, see X-10 Graphite Reactor. A graphite-moderated reactor is a nuclear...

Research Reactor, also known as Universities' Research Reactor or University Research Reactor, was a small Argonaut class nuclear research reactor in Risley...

The Romashka reactor (Russian: Ромашка, lit. 'chamomile') was a Soviet experimental nuclear reactor. It began operation in 1964, and was developed by the...

A thermal-neutron reactor is a nuclear reactor that uses slow or thermal neutrons. ("Thermal" does not mean hot in an absolute sense, but means in thermal...

Upgrade), is an experimental superconducting tokamak magnetic fusion energy reactor in Hefei, China. Operated by the Hefei Institutes of Physical Science conducting...

The water-water energetic reactor (WWER), or VVER (from Russian: водо-водяной энергетический реактор (ВВЭР), romanized: vodo-vodyanoi enyergeticheskiy...

A pebble-bed reactor (PBR) is a type of nuclear reactor where the nuclear fuel is contained within a bed of pyrolytic graphite spheres (pebbles), with...

A heavy water reactor (HWR) is a type of nuclear reactor which uses heavy water (D2O, deuterium oxide) as a neutron moderator. It may also use this as...

moderator (roughly 75% of the world's reactors). Solid graphite (20% of reactors) and heavy water (5% of reactors) are the main alternatives. Beryllium...

Language Reactor, previously known as Language Learning with Netflix, is a browser extension and website designed to support language acquisition by modifying...

The X-10 Graphite Reactor is a decommissioned nuclear reactor at Oak Ridge National Laboratory in Oak Ridge, Tennessee. Formerly known as the Clinton...

A nuclear reactor core is the portion of a nuclear reactor containing the nuclear fuel components where the nuclear reactions take place and the heat is...

In an electric power transmission grid system, switchyard reactors are large inductors installed at substations to help stabilize the power system. For...

The S1B reactor is a naval reactor used by the United States Navy to provide electricity generation and propulsion on Columbia-class submarines. The S1B...

The Aircraft Reactor Experiment (ARE) was an experimental nuclear reactor designed to test the feasibility of fluid-fuel, high-temperature, high-power-density...

A generation II reactor is a design classification for a nuclear reactor, and refers to the class of commercial reactors built until the end of the 1990s...

A subcritical reactor is a nuclear fission reactor concept that produces fission without achieving criticality. Instead of sustaining a chain reaction...

reactor, you know, in reactor circles, it was considered a bad reactor. Viktor Alekseyevich Sidorenko had repeatedly criticised it. But this reactor was...

Halden Reactor was a 25MW (thermal) nuclear reactor located in Halden, Norway and dedicated for research. Construction started 1955 and the reactor became...

is a temporary disabling of a nuclear reactor due to the buildup of short-lived neutron poisons in the reactor core. The main isotope responsible is 135Xe...

The OK-650 reactor is the nuclear fission reactor used for powering the Soviet Navy's Project 685 Плавник/Plavnik (Mike), Project 971 Щука-Б/Shchuka-B...

A gas-cooled reactor (GCR) is a nuclear reactor that uses graphite as a neutron moderator and a gas (carbon dioxide or helium in extant designs) as coolant...

A reactor pressure vessel (RPV) in a nuclear power plant is the pressure vessel containing the nuclear reactor coolant, core shroud, and the reactor core...

The A3W reactor was a naval reactor used by the United States Navy to provide electricity generation and propulsion on warships. Like all operational...

The liquid fluoride thorium reactor (LFTR; often pronounced lifter) is a type of molten salt reactor. LFTRs use the thorium fuel cycle with a fluoride-based...

A pressure reactor, sometimes referred to as a pressure tube, or a sealed tube, is a chemical reaction vessel which can conduct a reaction under pressure...

(APS) is a thermal power station in which the heat source is a nuclear reactor. As is typical of thermal power stations, heat is used to generate steam...

fission-based nuclear research reactors in the world, sorted by country, with operational status. Some "research" reactors were built for the purpose of...

The integral fast reactor (IFR), originally the advanced liquid-metal reactor (ALMR), is a design for a nuclear reactor using fast neutrons and no neutron...

The S3G reactor is a naval reactor used by the United States Navy to provide electricity generation and propulsion on warships. The S3G designation stands...

A membrane reactor is a physical device that combines a chemical conversion process with a membrane separation process to add reactants or remove products...

Atlas Reactor was a free-to-play turn-based tactics game developed by Trion Worlds. In Atlas Reactor, the player took the role of a Freelancer in the megacity...

Olkiluoto Loviisa Hanhikivi As of 2024, Finland has five operating nuclear reactors in two power plants, all located on the shores of the Baltic Sea. Nuclear...

PRISM (Power Reactor Innovative Small Module, sometimes S-PRISM from SuperPRISM) is a nuclear power plant design by GE Vernova Hitachi Nuclear Energy...

The BN-800 reactor (Russian: реактор БН–800) is a sodium-cooled fast breeder reactor, built at the Beloyarsk Nuclear Power Station, in Zarechny, Sverdlovsk...

The S4W reactor was a naval reactor plant used by the United States Navy to provide electricity generation and propulsion on warships. The S4W designation...

The S6G reactor is a naval reactor used by the United States Navy to provide electricity generation and propulsion on Los Angeles-class attack submarines...

S2W (Submarine platform Second generation core Westinghouse) reactor was a naval reactor built by Westinghouse used by the United States Navy to provide...

development to support and advance nuclear technology, particularly CANDU reactor technology. CRL has expertise in physics, metallurgy, chemistry, biology...

The BN-600 reactor is a sodium-cooled fast breeder reactor, built at the Beloyarsk Nuclear Power Station, in Zarechny, Sverdlovsk Oblast, Russia. It has...

The D1G reactor was a prototype naval reactor designed for the United States Navy to provide electricity generation and propulsion on warships. The D1G...

Experimental Breeder Reactor I (EBR-I) is a decommissioned research reactor and U.S. National Historic Landmark located in the desert about 18 miles (29 km)...

The C1W reactor is a nuclear reactor used by the United States Navy to provide electricity generation and propulsion on warships. C1W reactors, like all...

States Naval reactors is a comprehensive list of all naval reactors designed, built, or used by the United States Navy. Each nuclear reactor design is given...

A batch reactor is a chemical reactor in which a non-continuous reaction is conducted, i.e., one where the reactants, products and solvent do not flow...

chemical and biological engineering, Semibatch (semiflow) reactors operate much like batch reactors in that they take place in a single stirred tank with...

The Gravity Reactor is a proposed small modular reactor design for a 15 MWe nuclear power plant which would sit at the bottom of a mile-deep, 40 inch...

A kneader reactor (or kneading reactor) is a device used for mixing and kneading substances with high viscosity. Many industries, such as the food processing...

operator error and reactor design flaws during a safety test. At 01:23 MSD (Moscow Summer Time) on April 26, 1986, an explosion at Reactor Number 4 spread...

does other research as well. Much of the current knowledge of nuclear reactor behavior was discovered at this remote facility. John Grossenbacher, a...

A pressurized heavy-water reactor (PHWR) is a nuclear reactor that uses heavy water (deuterium oxide D2O) as its coolant and neutron moderator. PHWRs...

Beznau Gösgen Leibstadt Mühleberg Lucens The Lucens reactor was an experimental nuclear power reactor built next to Lucens, Vaud, Switzerland. After its...

The KN-3 reactor (VM-16) is the nuclear reactor used in pairs to power the Kirov-class battlecruisers. The reactor was also intended to be used on the...

The Maria reactor is Poland's second nuclear research reactor, commissioned in December 1974, and the only one still in use as of 2026[update]. The first...

commercial nuclear reactors in the European Union and in Europe, with operational status. The list only includes civilian nuclear power reactors used to generate...

The Prototype Fast Breeder Reactor (PFBR) is a 500 MWe pool type sodium-cooled, fast breeder reactor commissioned at the same site as the Madras Atomic...

Fukushima Daiichi is 1 of 2 multi-reactor nuclear power sites in the Fukushima Prefecture of Japan. A nuclear disaster occurred there after a 9.0 magnitude...

developing multiple designs of fast-neutron reactors, including a sodium-cooled fast reactor (SFR) and a molten-salt reactor. As of 2026, the company is constructing...

The EWA Reactor was Poland's first research nuclear reactor. The name of the reactor is an acronym derived from the first letters of the Polish words:...

The S6W reactor is a naval reactor used by the United States Navy to provide electricity generation and propulsion on warships. The S6W designation stands...

The Molten-Salt Reactor Experiment (MSRE) was an experimental molten-salt reactor research reactor at the Oak Ridge National Laboratory (ORNL) in Oak Ridge...

Powerhouse is a small modular reactor design developed by Oklo Inc. It is a 75 MW pool-type sodium-cooled fast reactor. Its first commercial unit is under...

A swimming pool reactor, also called an open pool reactor, is a type of nuclear reactor that has a core (consisting of the fuel elements and the control...

Space Reactor-1 Freedom (SR-1) is a proposed NASA spacecraft intended to be the first nuclear fission-powered interplanetary mission and to demonstrate...

The S4G reactor is a naval pressurized water reactor used by the United States Navy to provide electricity generation and propulsion on warships. The S4G...

(Advanced Sodium Technological Reactor for Industrial Demonstration) was a proposal for a 600 MW sodium-cooled fast breeder reactor (Generation IV), proposed...

Materials Testing Reactor (MTR) was an early nuclear reactor specifically designed to facilitate the conception and the design of future reactors. It produced...

reactor protection system (RPS) is a set of nuclear safety and security components in a nuclear power plant designed to safely shut down the reactor and...

The lead-cooled fast reactor is a nuclear reactor design that uses molten lead or lead-bismuth eutectic as its coolant. These materials can be used as...

Aqueous homogeneous reactors (AHR) is a two-chamber reactor consisting of an interior reactor chamber and an outside cooling and moderating jacket chamber...

Dragon was an experimental high temperature gas-cooled reactor at Winfrith in Dorset, England, operated by the United Kingdom Atomic Energy Authority...

stirred-tank reactor (CSTR), also known as vat- or backmix reactor, mixed flow reactor (MFR), or a continuous-flow stirred-tank reactor (CFSTR), is a...

The D2G reactor was a naval reactor used by the United States Navy from 1962 to provide propulsion and electricity generation on warships. Ships powered...

nuclear engineer who was the senior reactor control chief engineer at the Chernobyl Nuclear Power Plant Reactor Unit 4 on the night of the Chernobyl...

The Reactor Institute Delft (Dutch: Reactor Instituut Delft), or RID, is a nuclear research institute at Delft University of Technology in Delft, Netherlands...

ALFRED (Advanced Lead-cooled Fast Reactor European Demonstrator) is a planned lead-cooled fast reactor. Designed by Ansaldo Energia from Italy, it represents...

the state of a nuclear reactor when the fission reaction is slowed significantly or halted completely. Different nuclear reactor designs have different...

In chemistry, a Controlled Lab Reactor or CLR is any reaction system where there is an element of automated control. Generally these devices refers to...

The A2W reactor is a naval nuclear reactor used by the United States Navy to provide electricity generation and propulsion on warships. The A2W designation...

The N-Reactor was a water/graphite-moderated nuclear reactor constructed during the Cold War and operated by the U.S. government at the Hanford Site in...

The Rolls-Royce Pressurised Water Reactor (PWR) series has powered the Royal Navy's nuclear submarines since the Valiant class, commissioned in 1966....

The Petten High Flux Reactor (HFR) is a nuclear research reactor located in Petten, Netherlands. The HFR is on the premises of the Petten research centre...

The BN-1200 reactor is a sodium-cooled fast breeder reactor project, under development by OKBM Afrikantov at Beloyarsk Nuclear Power Station in Zarechny...

The Open-pool Australian lightwater reactor (OPAL) is a 20 megawatt (MW) swimming pool nuclear research reactor. Officially opened in April 2007, it replaced...

A gas core reactor, and the very closely related vapor core reactor, is a proposed kind of nuclear reactor in which the nuclear fuel would be in a gaseous...

objectives of nuclear reactor safety systems as defined by the U.S. Nuclear Regulatory Commission are to shut down the reactor, maintain it in a shutdown...

A nuclear submarine is a submarine powered by a nuclear reactor, but not necessarily nuclear-armed. Nuclear submarines have considerable performance advantages...

pool-type reactor Austria) was a type of nuclear research reactor built in Seibersdorf, Austria near Vienna, at the site of the former Austrian Reactor Center...

Naval Reactors (NR), which administers the Naval Nuclear Propulsion Program, is an umbrella term for the U.S. government office that has comprehensive...

fluoride salt-cooled high-temperature reactors (FHRs), a type of molten-salt reactor, in a small modular reactor (SMR) form factor. Kairos Power was founded...

The Dual Fluid Reactor is a reactor concept of the Canadian company Dual Fluid Energy Inc. It combines techniques from molten salt reactors (MSR) and liquid...

PLUTO was a materials testing nuclear reactor housed at the Atomic Energy Research Establishment, a former Royal Air Force airfield at Harwell, Oxfordshire...

that uses an isotope of thorium, 232 Th, as the fertile material. In the reactor, 232 Th is transmuted into the fissile artificial uranium isotope 233 U...

The S5G reactor was a prototype naval reactor designed for the United States Navy to provide electricity generation and propulsion on submarines. The...

Experiment) is a family of low-energy, tank-in-pool type nuclear research reactors designed by Atomic Energy of Canada Limited (AECL) beginning in the late...

reactor (MTR) is a high-flux research nuclear reactor aimed at studying materials exposed to a high neutron flux. The first Materials Testing Reactor...

modular nuclear reactor, the Aurora Powerhouse, and intends to sell both electricity and radioisotopes produced by their Aurora reactors. The company's...

Framatome (French pronunciation: [fʁamatɔm]) is a French nuclear reactor business. It is owned by Électricité de France (EDF) (80.5%) and Mitsubishi Heavy...

The AVR reactor (German: Arbeitsgemeinschaft Versuchsreaktor, literally: "Co-operative Test Reactor") was a prototype pebble-bed reactor, located immediately...

The S2C reactor is a naval reactor used by the United States Navy to provide electricity generation and propulsion on warships. It was notably small, and...

A nuclear reactor coolant is a coolant in a nuclear reactor used to remove heat from the nuclear reactor core and transfer it to electrical generators...

Magnox is a type of nuclear power / production reactor designed and produced in the United Kingdom. It was designed to run on natural uranium with graphite...

The Fukushima Daiichi (Unit 2) reactor, was 1 out of 4 reactors seriously affected during the Fukushima Daiichi nuclear disaster (福島第一原子力発電所事故, Fukushima...

The nuclear island (or reactor island) is the heart of a nuclear power station. It contains the nuclear reactor core, reactor pressure vessel, containment...

The plug flow reactor model (PFR, sometimes called continuous tubular reactor, CTR, or piston flow reactors) is a model used to describe chemical reactions...

(Training, Research, Isotopes, General Atomics) is a class of nuclear research reactor designed and manufactured by General Atomics. The design team for TRIGA...

Teplonositelem, 'Naturally Safe Lead-Cooled Fast Reactor') is a generation IV lead-cooled fast nuclear reactor. BREST-300 model is under construction since...

seed-and-blanket design; in the first reactor about half the power came from the seed. The first Shippingport core reactor turned out to be capable of an output...

Engineering Test Reactor (Chinese: 中国聚变工程实验堆; pinyin: Zhōngguó Jùbiàn Gōngchéng Shíyànduī), or CFETR, is a proposed tokamak fusion reactor, which uses a...

The OK-550 reactor is the nuclear fission reactor used to power three of the seven boats of the Soviet Navy's Project 705 Лира (Lira or Alfa in NATO designation)...

«Ukrytiye») is a massive steel and concrete structure covering the nuclear reactor number 4 building of the Chernobyl Nuclear Power Plant. Built in the aftermath...

In electrical engineering, current limiting reactors can reduce short-circuit currents, which result from plant expansions and power source additions,...

A laminar flow reactor (LFR) is a type of chemical reactor that uses laminar flow to control reaction rate, and/or reaction distribution. LFR is generally...

in the Haut-Ogooué Province of Gabon. Several natural nuclear fission reactors were discovered in the uranium mines in the region in 1972. Some of the...

An Organic nuclear reactor or Organic-cooled reactor (OCR) is a class of nuclear reactor in which the primary coolant or neutron moderator is an organic...

first continuous fast-neutron reactor, also known as the Los Alamos fast plutonium reactor. It was an experimental-scale reactor. The maximum output was 25 kW...

The Jules Horowitz Reactor (Réacteur Jules Horowitz, RJH) is a materials testing reactor (MTR) cooled and moderated with water. It is under construction...

a nuclear reactor (usually at a nuclear power plant). It is no longer useful in sustaining a nuclear reaction in an ordinary thermal reactor and, depending...

Chernobyl Reactors 5 and 6 are unbuilt reactors, a part of Chernobyl Nuclear Power Plant's third generation phase. Intended as RBMK-1000 units capable...

and only operating nuclear power station in Hungary. In 2016 its four reactors produced more than 50% of Hungary's electricity production. In 1974 construction...

there are over 38 reactors under construction with a total net capacity of 39 GWe, ranked first for the 18th consecutive year. 24 reactors (about 25 GWe)...

The A-1 was the first nuclear reactor in the Soviet Union for the industrial production of weapons-grade plutonium, built and operated at the Mayak Production...

The Dhruva reactor is India's largest nuclear research reactor. It was the first nuclear reactor in Asia proper. Located in the Mumbai suburb of Trombay...

8880556°N 72.7122222°W / 41.8880556; -72.7122222 The S1C reactor was a prototype naval reactor designed for the United States Navy to provide electricity...

by 96 commercial reactors with a net capacity of 98 gigawatts (GW), with 65 pressurized water reactors and 31 boiling water reactors. In 2022, they produced...

The advanced gas-cooled reactor (AGR) is a type of nuclear reactor designed and operated by the United Kingdom. These are the second generation of British...

in Soviet Ukraine. The accident occurred when Reactor Number 4 exploded and destroyed most of the reactor building, spreading debris and radioactive material...

articles listing nuclear reactors. List of commercial nuclear reactors List of inactive or decommissioned civil nuclear reactors List of nuclear power stations...

Romania. It produces around 20% of the country's electricity. It uses CANDU reactor technology from AECL, using heavy water produced at Drobeta-Turnu Severin...

The S1W reactor was the first prototype naval reactor used by the United States Navy to prove that the technology could be used for electricity generation...

supervisor of the shift that worked at the Chernobyl Nuclear Power Plant Reactor Unit 4 on the night of the Chernobyl disaster, 26 April 1986. Aleksandr...

nuclear reactors use a moderator to lower the kinetic energy of the neutrons and increase the probability that fission will occur. This allows reactors to...

The VT-1 reactor was the nuclear fission reactor used in a pair to power the K-27 as part of the Soviet Navy's Project 645 Кит-ЖМТ. It is a liquid metal...

reactor is a chemical reactor that belongs to the general class of multiphase reactors, which consists of three main categories: trickle bed reactor (fixed...

JASON was a low-power nuclear research reactor installed by the Ministry of Defence at the Royal Naval College in Greenwich, London, now home to the University...

worked in a shipbuilding plant in Komsomolsk-on-Amur, in Lab 23 where reactors were installed into submarines. During a nuclear accident there, Dyatlov...

the fluidized bed family of separation processes, the flash reactor (FR) (or transport reactor) employs turbulent fluid introduced at high velocities to...

Nuclear power in Canada is provided by 17 commercial reactors with a net capacity of 12.7 gigawatt (GW), producing a total of 84.6 terawatt-hours (TWh)...

A dollar is a unit of reactivity for a nuclear reactor, calibrated to the interval between the conditions of criticality and prompt criticality. Prompt...

A traveling-wave reactor (TWR) is a proposed type of nuclear fission reactor that can convert fertile material into usable fuel through nuclear transmutation...

The light water graphite reactor (LWGR) is a design of nuclear reactor that uses purified graphite as a neutron moderator and light water (H2O) as a liquid...

sold by Westinghouse Electric Company. The plant is a pressurized water reactor with improved use of passive nuclear safety and many design features intended...

The VM reactor (Russian: реактор ВМ) is type of various series of nuclear pressurized water reactors (PWR). They were used singly or in pairs to power...

is a reinforced steel, concrete or lead structure enclosing a nuclear reactor. It is designed, in any emergency, to contain the escape of radioactive...

development of civil fast breeder reactors, and the Vulcan Naval Reactor Test Establishment (NRTE), a military submarine reactor testing facility. Both have...

In applications such as nuclear reactors, a neutron poison (also called a neutron absorber or a nuclear poison) is a substance with a large neutron absorption...

bed reactor (FBR) is a type of reactor device that can be used to carry out a variety of multiphase chemical reactions. In this type of reactor, a fluid...

Monju (もんじゅ) was a Japanese sodium-cooled fast reactor, located near the Tsuruga Nuclear Power Plant, Fukui Prefecture. Its name is a reference to Manjusri...

Boiling water reactor safety systems are nuclear safety systems constructed within boiling water reactors in order to prevent or mitigate environmental...

The Argonaut class reactor is a design of small nuclear research reactor. Many have been built throughout the world, over a wide range of power levels...

hydro, solar and wind. As of April 2025[update], India has 25 nuclear reactors in operation in 7 nuclear power plants, with a total installed capacity...

The BM-40A reactor is the nuclear fission reactor used to power four of the seven boats of the Soviet Navy's Project 705 Лира (Lira or Alfa in NATO designation)...

operation of a nuclear reactor in orbit, and the first operation of an ion thruster system in orbit. It is the only fission reactor power system launched...

European nuclear energy company developing small modular lead-cooled fast reactors using mixed oxide fuel (MOX). Headquartered in Paris and founded in 2021...

The S7G reactor was a prototype naval reactor designed for the United States Navy to provide electricity generation and propulsion on warships. The S7G...

section is instead directed into the nuclear reactor core. The air is heated further, thereby cooling the reactor. The air is then expanded through a turbine...

The supercritical water reactor (SCWR) is a concept Generation IV reactor, designed as a light water reactor (LWR) that operates at supercritical pressure...

Reactor is a 1982 action game developed and published by Gottlieb for arcades. The object of the game is to cool down the core of a nuclear reactor without...

The Pakistan Atomic Research Reactor or (PARR) are two nuclear research reactors and two other experimental neutron sources located in the PINSTECH Laboratory...

generated by nuclear power, at about 65%. Some countries operated nuclear reactors in the past but currently have no operating nuclear power plants. Among...

nuclear reactors bombed by Iran in 1980, Israel in 1981, and the United States in 1991. It was used as a storage facility for spent reactor fuel and...

Research Reactor was an active research nuclear reactor housed in the basement of the Etcheverry Hall in University of California, Berkeley. The reactor became...

Organic Moderated Reactor Experiment (OMRE) was a 16 MWt experimental organic nuclear reactor that operated at the National Reactor Testing Station from...

Ebullated bed reactors are a type of fluidized bed reactor that utilizes ebullition, or bubbling, to achieve appropriate distribution of reactants and...

Plutonium was produced in the world's first industrial-scale nuclear reactors at the Hanford Engineer Works in Washington. These sites were supported...

Soviet naval reactors have been used to power both military and civilian vessels, including: Nuclear submarines: Attack submarines. Cruise missile submarines...

The Philippine Research Reactor-1 (PRR-1) is a research reactor that is owned and maintained by the Philippine Nuclear Research Institute (PNRI) in Quezon...

The High Flux Beam Reactor (HFBR) was a research reactor located at Brookhaven National Laboratory, a United States Department of Energy national laboratory...

rocket. Reactors were tested at very low power before being shipped to Jackass Flats in the Nevada Test Site. While LASL concentrated on reactor development...

The Anna reactor was a Polish research nuclear reactor of graphite-water design. Construction began in 1961 in a dedicated building in the Institute for...

The Advanced Heavy-Water Reactor (AHWR) or AHWR-300 is an Indian Generation III+ reactor design developed by the Bhabha Atomic Research Centre and intended...

facility that includes the Spallation Neutron Source, the High Flux Isotope Reactor, and the Center for Nanophase Materials Sciences. Oak Ridge National Laboratory...

developing small modular molten salt reactors. Their reactor designs, termed "FLEX reactors", are stable salt reactors, and feature a hybrid approach whereby...

power) should only occur inside a safely shielded location, such as a reactor core or a suitable test environment. A criticality accident occurs if the...

R1 was the first nuclear reactor of Sweden. It was a research reactor located at the KTH Royal Institute of Technology campus at Valhallavägen in central...

The TOPAZ nuclear reactor is a lightweight nuclear reactor developed for long term space use by the Soviet Union. Cooled by liquid metal, it uses a high-temperature...

(or Tokamak-15) is a Russian (previously Soviet) nuclear fusion research reactor located at the Kurchatov Institute, which is based on the (Soviet-invented)...

million barns; up to 3 million barns under reactor conditions), with a significant effect on nuclear reactor operation. The yield of xenon-135 from fission...

Vulcan Naval Reactor Test Establishment (NRTE), formerly HMS Vulcan, is a UK Ministry of Defence (MoD) establishment in Scotland, operated by Rolls-Royce...

In the nuclear power field, an integral reactor is a nuclear reactor design principle where the reactor core, primary cooling loop, steam generators and...

probes and on the crewed Apollo missions to the Moon. Small nuclear fission reactors for Earth satellites have also been flown, by the Soviet US-A program and...

built and contributed in building the reactor and is commonly called "the Complex". Four currently operating reactors have capacities variously reported...

The Lockheed Martin Compact Fusion Reactor (CFR) was a fusion power project at Lockheed Martin’s Skunk Works. Its high-beta configuration, which implies...

The Reed Research Reactor (RRR) (45°28′50″N 122°37′48″W / 45.4806°N 122.6301°W / 45.4806; -122.6301) is a research nuclear reactor located on-campus...

powerful lead-bismuth liquid metal cooled reactor as a power source, which greatly reduced the size of the reactor compared to conventional designs, thus...

A calcium reactor is an efficient method to supply calcium and trace elements to a reef aquarium. Reactors may be used in elaborate freshwater and brackish...

River Breeder Reactor Project was a nuclear reactor project that aimed to build the USA's first large-scale demonstration breeder reactor plant. It was...

nuclear reactor is a design of a molten salt reactor with a graphite moderator, currently proposed by the US-based Thorcon company. These nuclear reactors are...

BN-350 fast-neutron reactor in Aktau, operating from 1973 to 1999, a Soviet era prototype investment preceding the BN-600 reactor. Since 1999, it has...

The BN-350 was a sodium-cooled, fast reactor located at the Mangyshlak Nuclear Power Plant (or Mangyshlak Atomic Energy Combine), located in Aktau (formerly...

coast of Wales. Construction of the two 490 MW nuclear reactors, known as Reactor 1 and Reactor 2, began in 1963. They became operational in 1971. Wylfa...

be recycled back into the Sabatier reactor, leaving an easily removed deposit of pyrolytic graphite. The reactor would be little more than a steel pipe...

Kilopower is an experimental U.S. project to make new nuclear reactors for space travel. The project started in October 2015, led by NASA and the DoE’s...

The Advanced Test Reactor (ATR) is a research reactor at the Idaho National Laboratory, located east of Arco, Idaho. This reactor was designed and is...

reactor (PWR) design with many passive safety features and modular construction intended to lower construction time and cost. Twelve AP1000 reactors are...

The Bharat Small Modular Reactor, abbreviated as BSMR, is a small modular reactor design being developed in India by the Nuclear Power Corporation of India...

The Ford Nuclear Reactor was a facility at the University of Michigan in Ann Arbor dedicated to investigating the peaceful uses of nuclear power. It was...

plant's similarities to the infamous Chernobyl Nuclear Power Plant in both reactor design and lack of a robust containment building, Lithuania agreed to close...

TR-2 nuclear reactor, also known as the Westinghouse Test Reactor or Westinghouse Testing Reactor (WTR) was a small research and test reactor designed and...

The A1W reactor is a prototype nuclear reactor used by the United States Navy to provide electricity generation and propulsion on warships. The A1W designation...

: "liquid fuel thorium-based molten salt experimental reactor") is a 2 MWt molten salt reactor (MSR) prototype operating in northwest China.[location...

nuclear reactor's coolant system and the reactor core for various operational transients and postulated accidents that might occur in a nuclear reactor. RELAP5-3D...

The S1G reactor is a naval reactor used by the United States Navy to provide electricity generation and propulsion on warships. The S1G designation stands...

The S2G reactor was a naval reactor used by the United States Navy to provide electricity generation and propulsion on warships, and the only liquid metal...

A trickle-bed reactor (TBR) is a chemical reactor that uses the downward movement of a liquid and the downward (co-current) or upward (counter-current)...

the theoretical design of reactors to, computer modeling and simulation, risk analysis, development and testing of new reactor fuel, materials, etc. It...

MERLIN reactor was a 10MWt pool-type research reactor at Aldermaston Court, Aldermaston, Berkshire, England which operated from 6 November 1959 until 1962...

integral molten salt reactor (IMSR) is a nuclear power plant design targeted at developing a commercial product for the small modular reactor (SMR) market. It...

The N4 reactor type is a generation II pressurized water reactor designed and built by Framatome. The reactor houses 205 fuel assemblies each made out...

Boiling Water Reactor (ESBWR) is a passively safe generation III+ reactor design derived from its predecessor, the Simplified Boiling Water Reactor (SBWR) and...

The Es-Salam research reactor, also known as the Aïn Oussara nuclear reactor is a nuclear research reactor in Algeria. The reactor can produce 15 megawatts-thermal...

Breeder Reactor-II (EBR-II) was a sodium-cooled fast reactor designed, built and operated by Argonne National Laboratory at the National Reactor Testing...

Reactor is sourcebook published by DAG Productions in 1983 for the superhero role-playing game Supergame. Reactor contains four short adventure scenarios...

nuclear program comprises a number of nuclear facilities, including nuclear reactors and various nuclear fuel cycle facilities. Anarak, near Yazd, has a nuclear...

commercial nuclear power reactors beginning with the Sodium Reactor Experiment (SRE) and a range of compact nuclear reactors culminating with the Systems...

nuclear radiation enthusiast who attempted to build a homemade nuclear reactor at the age of seventeen. A scout in the Boy Scouts of America, Hahn conducted...

the initial gas/vapor phase flow when filling, or "flooding", a nuclear reactor core with coolant. This phenomenon is generally discussed with respect...

DEMO-class reactors are intended to build upon the ITER experimental nuclear fusion reactor. The most well-known and documented DEMO-class reactor design...

International Reactor Innovative and Secure (IRIS) is a Generation IV reactor design made by an international team of companies, laboratories, and universities...

The Jordan Research and Training Reactor (JRTR) is a 5MWth multipurpose research reactor located on the campus of Jordan University of Science and Technology...

A nuclear microreactor is a type of nuclear reactor which can be easily assembled and transported by road, rail or air. Microreactors are 100 to 1,000...

RAPID-LAT (L: Lunar base, A: Automatic，T: Thermoelectric) is a micro nuclear reactor concept conceived as a powerhouse for colonies on the Moon and Mars. It...

The Fukushima Daiichi (Unit 3) reactor, was 1 out of 4 reactors seriously affected during the Fukushima Daiichi nuclear disaster (福島第一原子力発電所事故, Fukushima...

In electrical engineering, a magnetically-controlled shunt reactor (MCSR, CSR) represents electrotechnical equipment purposed for compensation of reactive...

processes. The basic idea is to use high-energy fast neutrons from a fusion reactor to trigger fission in non-fissile fuels like 238U or 232Th. Each neutron...

(녕변원자력연구소) is North Korea's major nuclear facility, operating its first nuclear reactors. It is located in Nyongbyon County in North Pyongan Province, about 100 km...

The Versatile Test Reactor (VTR) was a project by the U.S. Department of Energy to build a fast-neutron test reactor by 2026. Funding for the project...

with Russian VVER-TOI reactor installations. Power Units No. 7 and No. 8 of the Leningrad NPP-2, equipped with VVER-1200 reactors, are being constructed...

renowned for being the creator of the world's first artificial nuclear reactor, Chicago Pile-1, and a member of the Manhattan Project. He won the 1938...

developing an underground reactor concept it calls the Gravity Reactor, which it describes as a pressurized water reactor intended for emplacement in...

romanized: Slonovya noga) is the nickname given to the large mass of corium beneath Reactor 4 of the Chernobyl Nuclear Power Plant, near Pripyat, Ukraine. The mass...

Pool-type reactor can mean: A water-cooled Swimming pool reactor A Sodium-cooled fast reactor of the pool rather than loop type This disambiguation page...

Nuclear Research Center, sometimes unofficially referred to as the Dimona reactor) is an Israeli nuclear installation located in the Negev desert, about...

it was a surprise attack against the under-construction Osirak nuclear reactor, which was located 17 kilometres (11 miles) to the southeast of Baghdad...

Pulsation reactor technology is a thermal procedure for manufacturing fine powders with precisely defined properties. Pulsation reactor technology is...

have been demonstrated to be usable as fuel in thermal spectrum nuclear reactors, along with uranium-235 and uranium-233. Plutonium-239 has a half-life...

The Pebble Bed Modular Reactor (PBMR) is a particular design of pebble bed reactor developed by South African company PBMR (Pty) Ltd from 1993 until 2009...

The advanced boiling water reactor (ABWR) is a Generation III boiling water reactor. The ABWR is currently offered by GE Vernova Hitachi Nuclear Energy...

The More Hall Annex, formerly the Nuclear Reactor Building, was a building on the campus of the University of Washington (UW) in Seattle, Washington,...

pressurized water reactor. The basic design of the pressurized water reactor includes a requirement that the coolant (water) in the reactor coolant system...

The CNP series of Generation II reactors started with the CNP-300 pressurized water reactor, was the first reactor design developed domestically in China...

The Zoé reactor, or EL-1, was the first French atomic reactor. It was built in 1947 at the Fort de Châtillon in Fontenay-aux-Roses, a suburb of Paris...

nuclear reactor, that does not require any active intervention on the part of the operator or electrical/electronic feedback in order to bring the reactor to...

The Steam Generating Heavy Water Reactor (SGHWR) was a United Kingdom design for commercial nuclear reactors. It uses heavy water as the neutron moderator...

classified as batch, fed batch or continuous (e.g. a continuous stirred-tank reactor model). An example of a continuous bioreactor is the chemostat.[citation...

action film, 'Reactor,' in Warwick". WALB. Retrieved February 13, 2021. Barraclough, Leo (June 26, 2020). "Bruce Willis Action Thriller 'Reactor' Goes to Saban...

an American nuclear engineer who served as director of the Division of Reactor Development and Technology at the US Atomic Energy Commission from 1964...

leaks and severely damaged several of its reactors, making them impossible to restart. The working reactors were not restarted after the events. First...

41.38585; -82.68293 The Plum Brook Reactor was a NASA 60 megawatt water-cooled and moderated research nuclear reactor, located in Sandusky, Ohio, 50 mi...

Bohunice Mochovce Slovakia has five operational nuclear reactors, with a combined net power capacity of 2,308 MWe, with a sixth coming on line shortly...

water into steam from heat produced in a nuclear reactor core. It is used in pressurized water reactors (PWRs), between the primary and secondary coolant...

July 1961, K-19 suffered a complete loss of coolant to one of its two reactors. A backup system included in the design was not installed, so the captain...

uranium 235 fast fission nuclear reactor (FNR).[citation needed] Spacecraft nuclear reactors are typically fast reactors for the following reasons. First...

Auckland Reactor is a New Zealand standardbred racehorse bred by Dr. Tony & Anne Parker. He was crowned New Zealand Horse of the Year in two seasons....

inaugurated the 5 MW Jordan Research and Training Reactor. The facility is the first nuclear reactor in the country. It will provide radioactive isotopes...

The OK-150 reactor (1st generation) and its successor, the OK-900 reactor (2nd generation) are Soviet marine nuclear reactors used to power ships at sea...

experimental radioisotope thermoelectric generators (RTGs) and space nuclear reactors flown during the 1960s by NASA. The SNAP program developed as a result...

operational nuclear generating station by total reactor count and the number of currently operational reactors since 2016, after it exceeded in nameplate capacity...

generally located within the reactor building and is positioned above the reactor vessel to allow direct access to the reactor core during outages. Its design...

criticality. Nuclear weapons are based on prompt criticality, while nuclear reactors rely on delayed neutrons or external neutrons to achieve criticality. An...

The ARC fusion reactor (affordable, robust, compact) is a design for a compact 400 MW fusion reactor developed by the Massachusetts Institute of Technology...

Moving-bed biofilm reactor (MBBR) is a type of wastewater treatment process that was first invented by Professor Hallvard Ødegaard at Norwegian University...

The McMaster Nuclear Reactor (MNR) is a 5 MWth open pool reactor located on the campus of McMaster University, in Hamilton, Ontario, Canada. MNR began...

Chicago Pile-1 (CP-1) was the first artificial nuclear reactor. On 2 December 1942, the first human-made self-sustaining nuclear chain reaction was initiated...

Control rods are used in nuclear reactors to control the rate of fission of the nuclear fuel – uranium or plutonium. Their compositions include chemical...

0543139; -77.3644778 The National Research Universal (NRU) reactor was a 135 MW nuclear research reactor built in the Chalk River Laboratories, Ontario, one...

type of spacecraft propulsion system where thermal energy from a nuclear reactor is converted to electrical energy, which is used to drive an ion thruster...

The Chinese built Miniature Neutron Source reactor (MNSR) is a small and compact research reactor modeled on the Canadian HEU SLOWPOKE-2 design. The MNSR...

The Zero Power Physics Reactor or ZPPR (originally named Zero Power Plutonium Reactor) was a split-table-type critical facility located at the Idaho National...

remainder of the trilogy, the plutonium nuclear reactor is replaced by a "Mr. Fusion Home Energy Reactor" generator possibly acquired in 2015. The "Mr....

reactors, including the CROCUS reactor at the École Polytechnique Fédérale de Lausanne, which has been the country's only remaining research reactor since...

A post-column oxidation-reduction reactor is a chemical reactor that performs derivatization to improve the quantitative measurement of organic analytes...

Khondab Heavy Water Research Reactor), part of the Arak Nuclear Complex, was an Iranian 40 megawatt (thermal) heavy water reactor near Arak, adjacent to the...

Carolinas–Virginia Tube Reactor (CVTR), also known as Parr Nuclear Station, was an experimental pressurized tube heavy water nuclear power reactor at Parr, South...

Atómové elektrárne Jaslovské Bohunice, abbr. EBO) is a complex of nuclear reactors situated 2.5 km from the village of Jaslovské Bohunice in the Trnava District...

The Windscale Advanced Gas Cooled Reactor (WAGR) was a nuclear power plant constructed on the Sellafield nuclear site in Cumbria, England. Commissioned...

weapons or its quality as reactor fuel, and the percentage of plutonium-240 determines its grade (weapons-grade, fuel-grade, or reactor-grade). Plutonium-238...

The Ghana Research Reactor-1 (GHARR-1) is a nuclear research reactor located in Accra, Ghana and is the only nuclear reactor in the country. It is operated...

vehicle was to be powered by a small nuclear reactor at its rear, based on the assumption that nuclear reactors would eventually become small enough to make...

research reactors, uranium processing facilities, enrichment sites, the Bushehr Nuclear Power Plant (the country’s sole operational power reactor, currently...

In the context of nuclear reactors, a safety code is a computer program used to analyze the safety of a reactor, or to simulate possible accident conditions...

was building a reactor but denied any secrecy or military purpose. Surveillance from U.S. satellites also suggested that the reactor would not be used...

line of boiling water reactors represents the designs of a relatively large (~18%) percentage of the commercial fission reactors around the world. The...

based in Foothill Ranch, California developing aneutronic fusion power reactors. The company's designs are all based on field-reversed configurations (FRCs)...

The UNGG (Uranium Naturel Graphite Gaz) is an obsolete nuclear power reactor design developed in France. It was graphite moderated, cooled by carbon dioxide...

economically extractable thorium reserves. The first Prototype Fast Breeder Reactor has been repeatedly delayed – and was commissioned in March 2024 – and...

late 1950s at a cost of $46.9 million (including a $28.3 million nuclear reactor and fuel core). Savannah was given the new designation "NS" for "Nuclear...

experiments on boiling water nuclear reactors conducted by Argonne National Laboratory in the 1950s and 1960s at the National Reactor Testing Station in eastern...

Sequencing batch reactors (SBR) or sequential batch reactors are a type of activated sludge process for the treatment of wastewater. SBRs treat wastewater...

SP-100 (Space reactor Prototype) was a U.S. research program for nuclear fission reactors usable as small fission power systems for spacecraft. It was...

relocated to the UK and subsequently to the US, where the first nuclear reactors and weapons were developed. After World War II, France initiated an extensive...

реактор, pervyy fizicheskiy reaktor, 'first physical reactor', CIA: Fursov Pile) is a research reactor operated by the Kurchatov Institute in Moscow, Russia...

and the term reactor often used for it today is therefore only applicable to a limited extent. Later calculations showed that the reactor would have had...

demonstration plant in 1966, it was the first high-temperature gas-cooled reactor (HTGR) to produce electricity. The facility operated until 1974. The site...

The APR-1400 (for Advanced Power Reactor 1400 MW electricity) is an advanced pressurized water nuclear reactor designed by the Korea Electric Power Corporation...

the first man-made reactor, the research reactor known as Chicago Pile-1, which achieved criticality on 2 December 1942. The reactor's development was part...

TMSR (a shortened initialism of English Thorium Molten Salt Reactor Nuclear Energy System translated from Chinese: 钍基熔盐堆核能系统) is a long-term research...

The stable salt reactor (SSR) is a nuclear reactor design under development by Moltex Energy Canada Inc. and its subsidiary Moltex Energy USA LLC, based...

October 1984, respectively. It has two General Electric boiling water reactors. LaSalle's Unit 1 and Unit 2 together produce 2,320 megawatts, which is...

R4 nuclear reactor was a nuclear reactor built at Marviken, Vikbolandet and the fourth nuclear reactor built in Sweden. It was heavy water moderated and...

shows with over 650 tickets each. Stockwood released her sophomore EP, Reactor, in November. It featured American rapper Danny Brown on the track "M3...

North Carolina State University in 1950 founded the first university-based reactor program and Nuclear Engineering curriculum in the United States. The program...

A Continuous Oscillatory Baffled Reactor (COBR) is a specially designed chemical reactor to achieve plug flow under laminar flow conditions. Achieving...

representation of a light water reactor, typical of nuclear reactors in use in the United States at that time. The reactor core is on the left of the screen...

GE Vernova Hitachi Nuclear Energy (GVH) is a provider of advanced reactors and nuclear services. It is headquartered in Wilmington, North Carolina, United...

FiR 1 (Finland Reactor 1; also sometimes referred to as Otaniemi research reactor, Otaniemi reactor, TKK reactor, or VTT reactor) was Finland's first...

The Fukushima Daiichi (Unit 1) reactor, was 1 out of 4 reactors seriously affected during the Fukushima Daiichi nuclear disaster (福島第一原子力発電所事故, Fukushima...

Reactors Facility (NRF) is located 52 miles (84 km) northwest of Idaho Falls, Idaho. The NRF is a United States Department of Energy-Naval Reactors facility...

291294°W / 35.876476; -106.291294 The Omega West Reactor (OWR) was an experimental nuclear reactor located at Los Alamos National Laboratory in Los Alamos...

the "stacked" type where the reactor and the catalyst regenerator are contained in two separate vessels, with the reactor above the regenerator, with a...

In an electric power transmission system, a thyristor-controlled reactor (TCR) is a reactance connected in series with a bidirectional thyristor valve...

Company is an upcoming turn-based tactics video game developed by Bit Reactor and Respawn Entertainment and published by Electronic Arts. The game is...

reflector within a nuclear reactor. Graphite is an important material for the construction of both historical and modern nuclear reactors because of its extreme...

mPower reactor, a small modular nuclear reactor. The BWXT mPower reactor – no longer in development as of 2017 – was a scalable, modular reactor with the...

reactivity of a nuclear reactor changes as voids (typically steam bubbles) form in the reactor moderator or coolant. Net reactivity in a reactor depends on several...

materials are often part of reactor control rods (see nuclear reactor physics for a description of this process of reactor control). Other naturally occurring...

Jōyō (常陽) is a test sodium-cooled fast reactor located in Ōarai, Ibaraki, Japan, operated by the Japan Atomic Energy Agency. The name comes from the previous...

Nuclear Research Reactor (MITR) serves the research purposes of the Massachusetts Institute of Technology. It is a tank-type 6 megawatt reactor that is moderated...

Skate and Sargo were built with the S3W reactor, Swordfish and Seadragon also had the S3W reactor in the S4W reactor plant (same machinery in an alternate...

an alternative to the low-enriched uranium fuel used in the light-water reactors that predominate nuclear power generation. For example, a mixture of 7%...

irreversible complete or partial closure of a nuclear facility, usually a nuclear reactor, with the ultimate aim of termination of the operating licence. The process...

Choczewo Poland currently operates a single research reactor, Maria. It has no operational nuclear reactors for power production, but is to start construction...

non-fissile, which means it cannot sustain a chain reaction in a thermal-neutron reactor. However, it is fissionable by fast neutrons, and is fertile, meaning it...

houses the TRICO I and TRICO II nuclear research reactors. TRICO I was the first nuclear reactor on the African continent. In 1956, prior to the independence...

patent for a nuclear reactor. The design, which predates the discovery of fission, resembles an accelerator-driven subcritical reactor, suggesting deuteron...

The Reactor is a custom car built by Gene Winfield. The low slung car featured front wheel drive and height adjustable suspension. It appeared in episodes...

innovative reactor designs, including the pressurized water reactors (PWRs) and boiling water reactors (BWRs) which have since become the dominant reactor types...

Transient Reactor Test Facility (TREAT) is an air-cooled, graphite moderated, thermal spectrum test nuclear reactor designed to test reactor fuels and...

fully phased out in April 2023. German nuclear power began with research reactors in the 1950s and 1960s, with the first commercial plant coming online in...

Hefei Tokamak-7, is an experimental superconducting tokamak nuclear fusion reactor built in Hefei, China, to investigate the process of developing fusion...

four RBMK reactors on the banks of the Pripyat River in Ukraine. Initially, Bryukhanov proposed construction of pressurized water reactors (PWRs), but...

both low- and high-power nuclear reactors. Historically, graphite-moderated reactors and heavy water-moderated reactors have been fueled with natural uranium...

The gas-cooled fast reactor (GFR) system is a nuclear reactor design in development. Classed as a Generation IV reactor, it features a fast-neutron spectrum...

originally the K-31) was a Soviet nuclear-powered submarine that had a reactor accident on 10 August 1985. It was commissioned on 30 September 1965. The...

first nuclear power plant in the world to use an advanced boiling water reactor. The plant is owned and operated by Tokyo Electric Power Company (TEPCO)...

accelerator-driven subcritical reactor (ADSR) is a nuclear reactor design formed by coupling a substantially subcritical nuclear reactor core with a high-energy...

partnership with Amazon, the site would house up to 12 Xe-100 small modular reactors designed by X-energy. It would be X-energy's second power plant after the...

nuclear reactor designs including the first graphite reactor, pool reactor, high temperature gas reactor, molten salt reactor, fast reactor and high...

science and technology laboratory in Canada. AECL developed the CANDU reactor technology starting in the 1950s, and in October 2011 licensed this technology...

pressurized water reactor developed by OKBM Afrikantov and designed to produce 55 MWe. The design is an improvement of KLT-40S reactor. It uses up to 20%...

Microlith is a brand of catalytic reactor invented by engineer William C. Pfefferle. A catalyst is a substance that speeds a reaction but that itself...

nuclear reactors in the world. * Once built, ELENA will be the smallest commercial nuclear reactor ever built. Small modular reactor Micro nuclear reactor List...

nuclear power plant built by ASEA. Also known as R3 nuclear reactor, it was the third nuclear reactor built in Sweden. Construction started in 1957 and ended...

Loop reactor. It is the world's smallest running commercial nuclear reactor, however smaller reactors are currently in development. The EGP-6 reactors are...

One work-related death has occurred on-site during decommissioning. The reactor core of TMI-2 has since been removed from the site, but as of 2009[update]...

The Purdue University Reactor Number One (PUR-1) is a research reactor in West Lafayette, Indiana, United States. It is used primarily for teaching purposes...

weapons: AV Reactor, OK-180 reactor, OK-190 reactor, OK-190M reactor, LF-2 “Ludmila” Reactor, AD Reactor, ADE-1 Reactor, ADE-2 Reactor, ADE-3 Reactor, ADE-4...

of energy accidents, there have been at least 56 accidents at nuclear reactors in the United States (defined as incidents that either resulted in the...

performance of reactors, and has proposed new safer (but generally untested) reactor designs but there is no guarantee that the reactors will be designed...

The CFR-600 (Xiapu fast reactor pilot project) is a sodium-cooled pool-type fast-neutron nuclear reactor in Xiapu County, Fujian province, China, on Changbiao...

years, about ten low-power nuclear reactors operated at SSFL, (including the Sodium Reactor Experiment, the first reactor in the United States to generate...

The Boiling Nuclear Superheater (BONUS) Reactor Facility, also known to the locals as "Domes", or formally as Museo Tecnologico BONUS Dr. Modesto Iriarte...

The Advanced CANDU reactor (ACR), or ACR-1000, was a proposed Generation III+ nuclear reactor design, developed by Atomic Energy of Canada Limited (AECL)...

technique for changing the fuel of a nuclear reactor while the reactor is critical. This allows the reactor to continue to generate electricity during routine...

the early 2020s. Areva estimated that their European Pressurised Reactor (EPR) reactor design could produce electricity at the competitive price of £24...

usually liquid hydrogen, is heated to a high temperature in a nuclear reactor and then expands through a rocket nozzle to create thrust. The external...

bomber. The program was canceled before the actual X-6 and its nuclear reactor engines were completed. The X-6 was part of a larger series of programs...

Washington-based reactor developer, received funding in 2020 to construct a Natrium reactor as part of the Department of Energy's Advanced Reactor Demonstration...

University of Science and Technology Nuclear Reactor (MSTR or Missouri S&TR) is a swimming pool type nuclear reactor operated by the Missouri University of...

University Reactor (WSUR) is housed in the Dodgen Research Facility, and was completed in 1961. The (then) Washington State College Reactor was the brainchild...

In flow chemistry, a specific type of reactor engineering, a chemical reaction is run in a continuously flowing stream rather than in batch production...

The Nuclear Reactor Operator Badge is an obsolete qualification badge of the United States Army which was issued between the years of 1965 and 1990. In...

The RV-1 nuclear reactor, now repurposed and known as Gamma rays sterilization plant ('Pegamma'; Spanish: Planta de Esterilización por Rayos Gamma), is...

build the pressurized water reactor nuclear power plant. The work was begun in the same year. The two 1,196 MWe reactors, subcontracted to ThyssenKrupp...

fusion reactor using an electric and magnetic field to heat ions to fusion conditions. The design is related to the fusor, the high beta fusion reactor, the...

A microreactor or microstructured reactor or microchannel reactor is a device in which chemical reactions take place in a confinement with typical lateral...

metal-cooled reactor had better efficiency than the water-cooled VM-A reactor, but technical maintenance of liquid metal cooled reactors in naval base...

CAP1400, later renamed Guohe One, is a Chinese Generation III+ reactor Pressurized water reactor developed by the State Power Investment Corporation. It was...

The Whiteshell Reactor No. 1, or WR-1, was a Canadian research reactor located at AECL's Whiteshell Laboratories (WNRL) in Manitoba. Originally known...

Training and Research Reactor is a nuclear research reactor located in Istanbul Technical University in Turkey. It is a light water reactor, the 54th TRIGA...

Kursk Oblast and 19 other regions. As of 2025, the site houses two active reactors and two decommissioned older units. It also houses the partially built...

nuclear reactor could be used to power an aircraft, primarily testing airborne operation of a reactor and shielding for components and crew. The reactor did...

replaces the miniature arc reactor in his chest keeping shrapnel from piercing his heart, later saving the first reactor as a decoration for him with...

Experimental) was a heavy-water-moderated, light-water-cooled, nuclear research reactor at the Canadian Chalk River Laboratories, which came into operation in...

planning of the Chicago Pile-1, the first nuclear reactor to achieve criticality, and in other reactor experiments at the Argonne National Laboratory. Lichtenberger...

000 megawatt-hours of electricity. This reactor—a light-water moderated and cooled, enriched uranium reactor using stainless steel-clad, plate-type fuel—was...

The University of Florida Training Reactor (UFTR), commissioned in 1959, is a 100 kW modified Argonaut-type reactor at the University of Florida in Gainesville...

built with a liquid metal cooled (sodium), beryllium-moderated nuclear reactor, the S2G. Her overall design (known as SCB 64A) was a variant of Nautilus...

high-temperature gas-cooled reactors (HTGRs), both prismatic-block and pebble-bed. The first reactor to use TRISO was the Dragon reactor, while the first commercial...

Electro-biochemical reactor (EBR) is a type of a bioreactor used in water treatment. EBR is a high-efficiency denitrification, metals, and inorganics...

heavy water gas cooled (HWGC) reactor with a gross capacity of 106 MWe. Safety and maintenance issues caused the reactor to be decommissioned after only...

2011, there were 33 operable reactors but only 13 reactors in 6 power plants were actually operating. A total of 24 reactors are scheduled for decommissioning...

A high flux reactor is a type of nuclear research reactor designed to produce a high neutron flux for scientific research, isotope production, and materials...

analyses. For example, mass balance theory is used to design chemical reactors, to analyse alternative processes to produce chemicals, as well as to model...

scientific research division, headed by Harry Osborn. When Octavius' fusion reactor experiment using tritium becomes unstable, resulting in Rosalie's death...

operating. It is also the only nuclear plant in the country with four reactors. It is named after a former Alabama Power and Southern Company board chairman...

Atomic Energy, after Bhabha Atomic Research Centre (BARC). It was formed as Reactor Research Centre (RCC) on April 30, 1971 by an executive order by Vikram...

reactors and nuclear weapons. Uranium enrichment is the process of taking natural uranium and increasing the proportion of uranium-235. Some reactor types...

independently, only with joint entry protocol, both with two reactors of the advanced gas-cooled reactor (AGR) type. In 2010, the British government announced...

The BWRX-300 is a design for a small modular nuclear reactor proposed by GE Vernova Hitachi Nuclear Energy (GVH). The BWRX-300 would feature passive safety...

The German Nuclear Reactor Insurance Association (German: Deutsche Kernreaktor-Versicherungsgemeinschaft — DKVG) is an association of German insurers...

first nuclear reactor at Brookhaven, the Brookhaven Graphite Research Reactor. This reactor, which opened in 1950, was the first reactor to be constructed...

modified by IG Farben. A schematic process flow diagram of a basic 2+1-reactor (converter) SuperClaus[definition needed] unit is shown below: The Claus...

Pennsylvania. This is achieved through the four active reactors currently operating. There are five inactive reactors in Pennsylvania, including Three Mile Island...

fission-fragment rocket produces thrust, a fission fragment reactor is a nuclear reactor that generates electricity by decelerating an ion beam of fission...

test missile launches successfully. A reactor coolant pipe bursts. Control rods are inserted into the reactor, but the temperature rises; back-up coolant...

The Special Power Excursion Reactor Test Program (SPERT) was a series of tests focusing on the safety of nuclear reactors. It was commissioned in 1954...

When the Fukushima Daiichi nuclear disaster began on 11 March 2011, reactor units 4, 5 and 6 were all shut down. An explosion damaged unit 4 four days...

album by British alternative rock band Loop. It was released in 2022 by Reactor Records and peaked at #89 in the UK Albums Chart. Sonancy was Loop's first...

officially opened with the ZENITH reactor in 1960. SGHWR opened in 1967 and was shut down in 1990. All of the reactors have been shut down and are in various...

capacity of the nuclear power plants of South Korea is 20.5 GWe from 23 reactors, equivalent to 22% of South Korea's total electrical generation capacity...

NUR Reactor (acronym for Nuclear Uranium Reactor, the word nur (نور) also translates to "light" in Arabic), is an open pool research reactor at Centre...

the reactor." The technology perfected in the Obninsk pilot plant was later employed on a much larger scale in the RBMK reactors. The single reactor unit...

uses molten salt reactor technology and is one example of a small modular reactor (SMR) characteristic of Generation IV nuclear reactor designs. Terrestrial...

publicly traded American company that designs and markets small modular reactors (SMRs). It is headquartered in Tigard, Oregon. The company's VOYGR power...

Breeder Reactor-600 (FBR-600) or Indian Fast Breeder Reactor (IFBR) or Commercial Fast Breeder Reactor (CFBR) is a 600-MWe fast breeder nuclear reactor design...

5623504; 80.1645415 The Fast Breeder Test Reactor (FBTR) is a 40 MWt loop type, sodium cooled fast breeder reactor located at Kalpakkam, Tamil Nadu, India...

in Wellington, New Zealand, that is developing a nuclear fusion power reactor. It aims to build a series of devices that lead to a model able to supply...

these effects allows light water reactors to use low-enriched uranium. Heavy water reactors and graphite-moderated reactors can even use natural uranium as...

"thermal neutron". In order to maintain a chain reaction in a nuclear reactor, a neutron moderator is used to slow the neutrons down. This moderator...

marked the first targeting of nuclear reactor sites, with airstrikes, on Iraq's Osiraq reactor and Iran's Bushehr reactor. Israel's Air Force carried out successful...

WASH-1400, 'The Reactor Safety Study (later known as NUREG-75/014) was a report produced in 1975 for the Nuclear Regulatory Commission by a committee...

The High Flux Isotope Reactor (HFIR) is a nuclear research reactor at Oak Ridge National Laboratory (ORNL) in Oak Ridge, Tennessee, United States. Operating...

The High Flux Australian Reactor (HIFAR) was Australia's first nuclear research reactor. It was built at the Australian Atomic Energy Commission (AAEC)...

research reactor at the Swiss Federal Institute for Reactor Research (EIR) in Würenlingen (Canton of Aargau, Switzerland) This nuclear reactor was operated...

aircraft whose power source is nuclear fission. Most designs use a nuclear reactor that heats compressed air inside a jet engine to provide thrust. Either...

a Chinese small modular nuclear reactor. It is a high-temperature gas-cooled (HTGR) pebble-bed generation IV reactor evolved from the HTR-10 prototype...

America's first commercial breeder reactor, with emphasis on the 1966 partial nuclear meltdown. It took four years for the reactor to be repaired, and then performance...

The Inhour equation used in nuclear reactor kinetics to relate reactivity and the reactor period. Inhour is short for "inverse hour" and is defined as...

notable civilian accidents involving fissile nuclear material or nuclear reactors. Military accidents are listed at List of military nuclear accidents. Civil...

drain the steam suppression pools under the fourth reactor building, thus preventing the reactor from exploding. Baranov lived almost 20 years after...

advanced reactors, including small modular reactors, liquid-metal fast/transmutation reactors and high-temperature hydrogen generation reactors. Fuel production...

The China Experimental Fast Reactor (CEFR) is China's first fast nuclear reactor, and is located outside Beijing at the China Institute of Atomic Energy...

The construction of the first reactor began on 6 April 1970. Kozloduy NPP currently manages two pressurized water reactors with a total gross output of...

research reactors require uranium enrichment, which raises the content of 235 U from the natural 0.72% to 3–5% (for use in light water reactors) or even...

nuclear reactor, neutrons are produced. These neutrons then, to state it simply, either react with the fuel in the reactor or escape from the reactor. These...

There is one nuclear reactor in Ghana, the Ghana Research Reactor, located in Accra. In operation since 1994, it is used for research, medical, and industrial...

The KLT-40 family are nuclear fission reactors originating from OK-150 and OK-900 ship reactors. KLT-40 were developed to power the Taymyr-class icebreakers...

Aerobic granular reactors (AGR) or Aerobic granular sludge (AGS) are a community of microbial organisms, typically around 0.5-3mm in diameter, that remove...

used in nuclear weapons, naval propulsion reactors, some research reactors, and certain specialized reactor designs. There are about 2,000 tonnes of highly...

Taishan, Guangdong province, China. The plant features two operational EPR reactors. The first unit, Taishan 1, entered commercial service in December 2018...