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nuclear weapon in which enormous energy is released by nuclear fission (splitting the nuclei of a heavy element like uranium 235 or plutonium 239) A-bomb , atom bomb , atomic bomb , fission bomb , plutonium bomb
radioactive transuranic metallic element produced by bombarding plutonium with neutrons atomic number 100 , fermium , Fm
radioactive transuranic metallic element; found in trace amounts in uranium ores; a by-product of the production of plutonium atomic number 93 , neptunium , Np
radioactive transuranic metallic element; produced by bombarding plutonium with helium nuclei atomic number 96 , Cm , curium
radioactive transuranic element produced by bombarding plutonium with neutrons atomic number 99 , E , einsteinium , Es
United States chemist who was one of the discoverers of plutonium (1912-1999) Glenn T. Seaborg , Glenn Theodore Seaborg , Seaborg
highly fissionable isotope of plutonium that is used in atomic weapons and as a reactor fuel; produced by irradiating uranium 238 with slow electrons plutonium 239
steel or beryllium sphere containing plutonium 239 that triggers nuclear fission when compressed by explosives plutonium pit , plutonium trigger
commonest isotope of uranium; it is not fissionable but when irradiated with neutrons it produces fissionable plutonium 239 uranium 238
plutonium 239 that is recovered when nuclear weapons are disassembled; it is stored in plutonium pits weapon-grade plutonium , weapons plutonium
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