control rod burnup

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• nuclear reactor — Physics. reactor (def. 4). Also called nuclear pile. [1940 45] * * * Device that can initiate and control a self sustaining series of nuclear fission reactions. Neutrons released in one fission reaction may strike other heavy nuclei, causing them …   Universalium

• Boiling water reactor — A boiling water reactor (BWR) is a type of nuclear reactor developed by the General Electric in the mid 1950s.Fact|date=April 2008 The BWR is characterized by two phase fluid flow (water and steam) in the upper part of the reactor core. See… …   Wikipedia

• Nuclear reactor — Core of CROCUS, a small nuclear reactor used for research at the EPFL in Switzerland This article is a subarticle of Nuclear power. A nuclear reactor is a device to initiate and control a sustained nuclear chain reaction. Most commonly they are… …   Wikipedia

• Nuclear meltdown — Three of the reactors at Fukushima I overheated, causing core meltdowns. This was compounded by hydrogen gas explosions and the venting of contaminated steam which released large amounts of radioactive material into the air.[1] …   Wikipedia

• Advanced CANDU Reactor — The Advanced CANDU Reactor (ACR) is a Generation III+ design and is a further development of existing CANDU reactors designed by Atomic Energy of Canada Limited. It is a light water cooled reactor that incorporates features of both Pressurised… …   Wikipedia

• MOX fuel — Mixed oxide fuel, commonly referred to as MOX fuel, is nuclear fuel that contains more than one oxide of fissile material. MOX fuel contains plutonium blended with natural uranium, reprocessed uranium, or depleted uranium. MOX fuel is an… …   Wikipedia

• Nuclear fuel cycle — The nuclear fuel cycle, also called nuclear fuel chain, is the progression of nuclear fuel through a series of differing stages. It consists of steps in the front end, which are the preparation of the fuel, steps in the service period in which… …   Wikipedia

• Magnox — Schematic diagram of a Magnox nuclear reactor showing gas flow. Note that the heat exchanger is outside the concrete radiation shielding. This represents an early Magnox design with a cylindrical, steel, pressure vessel. For other uses of the… …   Wikipedia

• Advanced gas-cooled reactor — An advanced gas cooled reactor (AGR) is a type of nuclear reactor. These are the second generation of British gas cooled reactors, using graphite as the neutron moderator and carbon dioxide as coolant. The AGR was developed from the Magnox… …   Wikipedia

• Liquid fluoride thorium reactor — or LFTR (pronounced “Lifter”) is a specific fission energy technology based on thorium rather than uranium as the energy source. The nuclear reactor core is in a liquid form at low pressure (i.e., 1 atmosphere) and has a completely passive safety …   Wikipedia