Permanent historical factsheet

Reactor Plutonium High Fission Rate

Italy · Science / Physics. Chronological records rendered directly from the World History Database.

1Records
1944Date range
1Named people
1Places

Chronological records

1944

Emilio Gino Segre15 April 1944

Los Alamos · Science / Physics

Measurements of reactor-produced plutonium show a spontaneous-fission rate far above expectations because of plutonium-240 contamination, threatening the gun method.

Names involved

Emilio Gino Segre

Provenance

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