Permanent historical factsheet

Plutonium Neutron Impurity Warning

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

1Records
1942Date range
1Named people
1Places

Chronological records

1942

Glenn Theodore Seaborg3 November 1942

Chicago · Science / Physics

Seaborg warns that plutonium's alpha activity can make light-element impurities a serious unwanted neutron source.

Names involved

Glenn Theodore Seaborg

Provenance

This factsheet is generated from stored World History Database records matching the country, broad category, detailed category and exact Event value shown above. Duplicate display records are collapsed; database wording is otherwise preserved. Source provenance varies by record, so formal academic citation should be checked against the relevant primary source, archive or specialist historical reference.