"Plutonium" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus,
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Plutonium. A naturally radioactive element of the actinide metals series. It has the atomic symbol Pu, atomic number 94, and atomic weight 242. Plutonium is used as a nuclear fuel, to produce radioisotopes for research, in radionuclide batteries for pacemakers, and as the agent of fission in nuclear weapons.
This graph shows the total number of publications written about "Plutonium" by people in Harvard Catalyst Profiles by year, and whether "Plutonium" was a major or minor topic of these publication.
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