Noun
A supposed metal, said by Phipson to be contained in commercial zinc; -- so called because certain of its compounds are darkened by exposure to light.
Source: Webster's dictionaryActinium has a market cap of $176,494.90 and $507,026.00 worth of Actinium was traded on exchanges in the last 24 hours. Source: Internet
Actinium Pharmaceuticals, Inc. is a clinical-stage biopharmaceutical company developing ARCs or Antibody Radiation-Conjugates, which combine the targeting ability of antibodies with the cell killing ability of radiation. Source: Internet
A soft, silvery-white radioactive metal, actinium reacts rapidly with oxygen and moisture in air forming a white coating of actinium oxide that prevents further oxidation. Source: Internet
Another danger of actinium is that it undergoes radioactive decay faster than being excreted. Source: Internet
Golub, p. 213 citation Owing to the close similarity of actinium and lanthanum and low abundance, pure actinium could only be produced in 1950. Source: Internet
Hammond, C. R. The Elements in Applications Owing to its scarcity, high price and radioactivity, actinium currently has no significant industrial use. Source: Internet