Phrases with «plutonium core»

The phrase "plutonium core" refers to the small, central part of a nuclear weapon or reactor made of the element plutonium. It is highly radioactive and used to initiate and sustain a controlled nuclear reaction, releasing a tremendous amount of energy. Full definition

Sentences with «plutonium core»

  • The years - long halt in the invasive testing of plutonium cores, or «pits» as they are also known, means that between 2013 and this year, the United States has not been able to examine in detail how well or poorly the cores of the most critical warheads in its arsenal have been aging. (sciencemag.org)
  • He echoed Moniz in asserting that the existing plutonium cores — built to trigger a release of energy that in turn powers a thermonuclear explosion of immense destructive power — will still function, because they are extremely durable. (sciencemag.org)
  • But Los Alamos has not fabricated any new plutonium cores for existing or modernized warheads since 2011. (sciencemag.org)
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