1886–1948

Carlo Perrier

Discovered technetium in 1937.

Element

43TcTechnetium
1937

Technetium was the first element made artificially. In 1937, in Palermo, Carlo Perrier and Emilio Segrè found it in molybdenum that had been bombarded in Berkeley's cyclotron, and named it after the Greek for artificial.

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