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...ds, New Mexico, to confirm that the technology actually worked. It was a [[plutonium]] implosion device, with an energy yield of approximately 12 kilotons of [[

...rocessing|reprocessed]] to retrieve the remaining usable [[uranium]] and [[plutonium]], it is a form of [[radioactive waste]]. ===Plutonium===

The isotope ⁸⁵Kr is emitted by the process of producing [[plutonium]], and air sampling for it, as well as for ¹³³[[Xenon]], is used

...While it may be possible to extract from the spent fuel a small amount of plutonium, it is contaminated with radioactive nuclides unsuitable for [[Nuclear_prol

...be avoided. Such a criticality accident can occur if too much uranium or plutonium is brought together in one place. Nuclear reactors have copious radiation

...ration of fissile material from the waste, and could lead to weapons-grade plutonium. This separation step is not necessary, however, if the spent fuel is to be ...ium, left over from the cold war, is denatured (diluted with reactor-grade plutonium) as it is added to the molten salt. At no point in the further processing o

*Hanford Plant, in [[Washington (U.S. state)]], now closed but the major [[plutonium]] production facility

...m the website of the [[Los Alamos National Laboratory]] (LANL)</ref> The [[plutonium]] isotopes Pu-241 and Pu-243 undergo [[β− decay]], transforming into [[

...lowed by lithium deuteride fusion fuel (red), followed by a uranium-235 or plutonium "sparkplug" (blue),

...were that the reactor tried to be equally effective for electric power and plutonium generation. ...For example, uranium-238 (²³⁸U or U-238) can be bred to produce plutonium-239 and [[thorium]]-232 (²³²Th or Th-232) can be bred to produce

{{rpl|Plutonium}}

...ovable. The secondary was a cylindrical Dewar flask, with a ²³⁹plutonium "spark plug" rod in the center of the thermally insulated container. The De ...y, or highly enriched uranium. Pits of operational bombs mixed uranium and plutonium.

...its resource-utilization capabilities could clandestinely be used to make plutonium for weapons. ...roduction. In principle, any uranium-fueled reactor can be used to produce plutonium for weapons, but the simplest, fastest, cheapest, most effective way is usi

...ent of uranium to very high fractions of U-235, or extraction of fissile [[plutonium]] (Pu-239) from irradiated [[uranium]] [[nuclear reactor]] fuel. The US for ...To build a bomb, one needs Highly Enriched Uranium (HEU) or weapons-grade plutonium (Pu-239).

...e, has the same physical properties as enriched uranium, and is similar to plutonium.

...t ²⁴⁰Pu, a neutron emitter, can cause predetonation; bomb-grade plutonium is not only 239-rich but 240-low. ²⁴⁰Pu, however, is beneficial

...244, where as the x-ray of 14 and 18 keV is provided by the decay product plutonium 240. For the [[MER Rover]] the activity is 30 mCi.

...ne on the identification of the oxidation state and coordination number of plutonium and the other actinides under different conditions has been done.[http://ww ...]]/[[rocks]] and [[concrete]], in these systems the chemical properties of plutonium have been studied using methods such as [[EXAFS]] and [[XANES]].<ref>M. C.

Plutonium is absent from the initial fuel load, but it does build up as the fuel is c Separating plutonium from thorium is so difficult that it has never been implemented on an indus

...captured by the nucleus to transmute the uranium into [[plutonium]]-239. [[plutonium]]-239 has a [[neutron cross section]] similar to that of [[uranium]]-235, w ...en [[plutonium]]-239 absorbs another neutron without undergoing fission, [[plutonium]]-240 is created, which virtually never fissions with the slower neutrons,