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concrete radiation shielding wall

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  • electromagnetic radiation — Physics. radiation consisting of electromagnetic waves, including radio waves, infrared, visible light, ultraviolet, x rays, and gamma rays. [1950 55] * * * Energy propagated through free space or through a material medium in the form of… …   Universalium

  • Chernobyl after the disaster — Main article: Chernobyl disaster The Chernobyl disaster, (Ukrainian: Чорнобильська катастрофа) Chornobylʹsʹka katastrofa, was a nuclear accident that occurred on 26 April 1986 at the Chernobyl Nuclear Power Plant in the Ukrainian Soviet Socialist …   Wikipedia

  • Earth sheltering — is the architectural practice of using earth against building walls for external thermal mass, to reduce heat loss, and to easily maintain a steady indoor air temperature. Earth sheltering is popular in modern times among advocates of passive… …   Wikipedia

  • Bunker — This article is about the military fortification. For other uses, see Bunker (disambiguation). Bunkers in Albania A military bunker is a hardened shelter, often buried partly or fully underground, designed to protect the inhabitants from falling… …   Wikipedia

  • Fallout shelter — A sign pointing to an old fallout shelter in New York City. Nuclear weapons …   Wikipedia

  • Industrial radiography — is the use of ionizing radiation to view objects in a way that cannot be seen otherwise. It is not to be confused with the use of ionizing radiation to change or modify objects; radiography s purpose is strictly viewing. Industrial radiography… …   Wikipedia

  • 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

  • Neutron Science Laboratory — Logo of the NSL at the University of Michigan The Neutron Science Lab (NSL) at the University of Michigan was created to house a D711 neutron generator purchased by the Department of Nuclear Engineering and Radiological Sciences (NERS). The lab… …   Wikipedia

  • steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying …   Universalium

  • tunnels and underground excavations — ▪ engineering Introduction        Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening …   Universalium

  • Containment building — NRC drawing of containment building. A containment building, in its most common usage, is a steel or reinforced concrete structure enclosing a nuclear reactor. It is designed, in any emergency, to contain the escape of radiation to a maximum… …   Wikipedia

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