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TiMELiNES

1940

Russell Ohl discovers the p-n junction effect in silicon

A key principle of semiconductor devices was identified.

Canonical milestoneUnited States1 timeline

Context

Appears In

TimelineTimeline of the Semiconductor Industry

Position 5

Authority

Sources

Encyclopaedia BritannicaConfidence 95%

Taxonomy

Tags

technologyindustrysemiconductors