Niels Henrik David Bohr1922
Uses atomic theory to argue that element 72 should resemble zirconium rather than the rare-earth elements, directing attention toward zirconium-bearing minerals.
Denmark · Science / Physics. Chronological records rendered directly from the World History Database.
Uses atomic theory to argue that element 72 should resemble zirconium rather than the rare-earth elements, directing attention toward zirconium-bearing minerals.
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by record, so formal academic citation should be checked against the relevant primary source, archive or specialist historical reference.