fuel-grade plutonium

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• Reactor grade plutonium nuclear test — The reactor grade plutonium nuclear test was a low yield underground nuclear test using non weapons grade plutonium, conducted at the US Nevada Test Site in 1962.Some information regarding this test was declassified in July 1977 under… …   Wikipedia

• Plutonium — (pronEng|pluːˈtoʊniəm, symbol Pu, atomic number 94) is a rare radioactive, metallic chemical element. The most significant isotope of plutonium is 239Pu, with a half life of 24,100 years; this isotope is fissile and is used in most modern nuclear …   Wikipedia

• Plutonium-239 — Infobox isotope alternate names = symbol =Pu mass number =239 mass = num neutrons =145 num protons =94 abundance = halflife = 24,110 years error halflife = background = #FF6 text color = decay product =Uranium 235 decay symbol =U decay mass =235… …   Wikipedia

• Plutonium — Eigenschaften …   Deutsch Wikipedia

• plutonium 239 — noun a highly fissionable isotope of plutonium that is used in atomic weapons and as a reactor fuel; produced by irradiating uranium 238 with slow electrons • Hypernyms: ↑plutonium, ↑Pu, ↑atomic number 94 • Hyponyms: ↑weapons plutonium, ↑weapon… …   Useful english dictionary

• grade — [[t]gre͟ɪd[/t]] ♦♦♦ grades, grading, graded 1) VERB If something is graded, its quality is judged, and it is often given a number or a name that indicates how good or bad it is. [be V ed] Dust masks are graded according to the protection they… …   English dictionary

• Isotopes of plutonium — Plutonium (Pu) has no stable isotopes. A standard atomic mass cannot be given.Decay modesTwenty plutonium radioisotopes have been characterized. The most stable are Pu 244, with a half life of 80.8 million years, Pu 242, with a half life of… …   Wikipedia

• plutonium — noun ADJECTIVE ▪ radioactive ▪ weapons grade VERB + PLUTONIUM ▪ extract, produce, recover ▪ one ton of plutonium extracted from s …   Collocations dictionary

• 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

• 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

• Spent nuclear fuel — Spent nuclear fuel, occasionally called used nuclear fuel, is nuclear fuel that has been irradiated in a nuclear reactor (usually at a nuclear power plant) to the point where it is no longer useful in sustaining a nuclear reaction. Nuclear… …   Wikipedia