Plutonium is a chemical element; it has symbol Pu and atomic number 94. It is an actinide metal of silvery-gray appearance that tarnishes when exposed...

Plutonium-239 (239Pu or Pu-239) is an isotope of plutonium. Plutonium-239 is the primary fissile isotope used for the production of nuclear weapons, although...

Look up Plutonium, plutonium, or plutónium in Wiktionary, the free dictionary. Plutonium is a radioactive chemical element with symbol Pu and atomic number...

Plutonium (94Pu) is an artificial element, except for trace quantities resulting from neutron capture by uranium, and thus a standard atomic weight cannot...

Plutonium-238 (238Pu or Pu-238) is a radioactive isotope of plutonium that has a half-life of 87.7 years. Plutonium-238 is a very powerful alpha emitter;...

Plutonium-244 (244Pu) is an isotope of plutonium that has a half-life of 80 million years. This is longer than any of the other isotopes of plutonium...

Site, in which uranium was irradiated and transmuted into plutonium. The Fat Man plutonium implosion-type weapon was developed in a concerted design and...

The Plutonium Files: America's Secret Medical Experiments in the Cold War is a 1999 book by Eileen Welsome. It is a history of United States government-engineered...

used pits made with uranium-235 alone, or as a composite with plutonium. All-plutonium pits are the smallest in diameter and have been the standard since...

"Thin Man" was the code name for a proposed plutonium-fueled gun-type nuclear bomb that the United States was developing during the Manhattan Project...

used solely to extract plutonium for producing nuclear weapons. With commercialization of nuclear power, the reprocessed plutonium was recycled back into...

(primarily plutonium, americium, and uranium) contamination within and outside its boundaries. The contamination primarily resulted from two major plutonium fires...

Photodissociation of gaseous plutonium hexafluoride to plutonium pentafluoride and fluorine. Plutonium pentafluoride forms a white solid. Plutonium pentafluoride is...

was built by scientists and engineers at Los Alamos Laboratory using plutonium from the Hanford Site, and one was dropped from the Boeing B-29 Superfortress...

weapon using plutonium called Thin Man. In April 1944, the Los Alamos Laboratory determined that the rate of spontaneous fission in plutonium bred in a nuclear...

mid-20th century, plutonium in the environment has been primarily produced by human activity. The first plants to produce plutonium for use in cold war...

Reactor-grade plutonium (RGPu) is the isotopic grade of plutonium that is found in spent nuclear fuel after the uranium-235 primary fuel that a nuclear...

Engineer Works and B Reactor, the first full-scale plutonium production reactor in the world. Plutonium manufactured at the site was used in the first atomic...

Plutonium fluoride can refer to: Plutonium trifluoride, PuF3 Plutonium tetrafluoride, PuF4 Plutonium pentafluoride, PuF5 Plutonium hexafluoride, PuF6 This...

Plutonium hydride is a non-stoichiometric chemical compound with the formula PuH2+x. It is one of two characterized hydrides of plutonium; the other is...

20% plutonium dioxide (PuO2) and at least 80% uranium dioxide (UO2). Another fuel option is metal alloys, typically a blend of uranium, plutonium, and...

as part of the Manhattan Project. The test was of an implosion-design plutonium bomb, nicknamed the "gadget", of the same design as the Fat Man bomb later...

synthetically produced plutonium are the most abundant actinides on Earth. These have been used in nuclear reactors, and uranium and plutonium are critical elements...

at the Kerr-McGee Cimarron Fuel Fabrication Site in Oklahoma, making plutonium pellets, and became the first woman on the union's negotiating team. After...

The demon core was a sphere of plutonium that was involved in two fatal radiation accidents when scientists tested it as a fissile core of an early atomic...

Plutonium nitride is a binary inorganic compound of plutonium and nitrogen with the chemical formula PuN. Plutonium nitride can be prepared by the reaction...

plutonium are nuclear weapons materials, there are proliferation concerns. Ordinarily (in spent nuclear fuel), plutonium is reactor-grade plutonium....

The Nanda Devi Plutonium Mission was a joint operation by the United States Central Intelligence Agency (CIA) and the Indian Intelligence Bureau (IB)...

"Plutonian Ode" is a poem written by American Beat poet Allen Ginsberg in 1978 against the arms race and nuclear armament of the superpowers. It is heavily...

properties that make it particularly suitable for nuclear weapons use. Plutonium and uranium in grades normally used in nuclear weapons are the most common...