Dictionary definition: chain reaction

Article: Nuclear Reactors
Encyclopedia of Espionage, Intelligence, and Security;      700+ words ...Nuclear Reactors █ LARRY GILMAN Nuclear reactors are complex devices ... sustainable nuclear chain reaction. This chain reaction ... forth. This is the chain reaction on which nuclear reactors and fission-type nuclear ...

Article: Nucleardawn; Case history.(nuclear reactors)
The Economist (US);  September 8, 2007 ;     700+ words ... ... process known as a chain reaction. When enough of ... An uncontrolled chain reaction within a large amount ... weapons. But in nuclear reactors, which contain far ... fissionable material, the chain reaction and the release of ...

Article: United states: US firm unveils plans for mini nuclear ...
TendersInfo;  November 21, 2008 ;     700+ words ... ... brought the dream of tiny nuclear reactors one step closer with its ... uranium nuclei and trigger a chain reaction. The novel feature of the ... the uranium metal and the chain reaction stops. But as the system ... thereby speeding up the chain reaction), well away from the ...

Article: United Kingdom: US company unveils plans for mini nuclear ...
TendersInfo;  November 26, 2008 ;     700+ words ... ... brought the dream of tiny nuclear reactors one step closer with its ... uranium nuclei and trigger a chain reaction. The novel feature of the ... the uranium metal and the chain reaction stops. But as the system ... thereby speeding up the chain reaction), well away from the ...

Article: Countries with Nuclear Reactors Could Turn from ...
Knight Ridder/Tribune Business News;  June 23, 2003 ;     700+ words ... ... uranium or plutonium atoms split apart, releasing energy and particles that go on to split more atoms in a rapidly escalating chain reaction. The result is a vast and destructive explosion. In a nuclear power plant, less explosive fuel and "control rods" keep ...

Article: Nuclear nightmare? The U.S. depends on 103 nuclear ...
Science World;  March 11, 2002 ;     700+ words ... ... uranium nuclei and ejects more speeding neutrons, which collide with more nuclei, explains Coker (see diagram). The chain reaction is called exothermic, because it releases heat energy--almost 200 million times more than a normal chemical reaction ...

Article: Primordial nukes: the 2-billion-year-old tale of Earth's natural ...
Science News;  March 12, 2005 ;     700+ words ... ... chemist Paul K. Kuroda of the University of Arkansas in Fayetteville had recognized the possibility of such a natural chain reaction. After the discovery of the U-235 deficit and other isotopic clues in Oklo ore, other researchers deduced what combination ...