Joseph John Thomson1913
Uses positive rays to reveal the element's isotopic composition.
Great Britain · Science / Physics. Chronological records rendered directly from the World History Database.
Uses positive rays to reveal the element's isotopic composition.
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by record, so formal academic citation should be checked against the relevant primary source, archive or specialist historical reference.