Permanent historical factsheet

Point-Contact Transistor

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

1Records
1947Date range
1Named people
1Places

Chronological records

1947

Walter Houser Brattain1947

Murray Hill · Science / Technology

With John Bardeen, demonstrates transistor amplification by controlling electron and hole flow through a germanium semiconductor.

Names involved

Walter Houser Brattain

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by record, so formal academic citation should be checked against the relevant primary source, archive or specialist historical reference.