Don Scansen, Semi Conscious

Don Scansen, Semi Conscious

GAAFET

Gate all-around field effect transistor

Don Scansen's avatar
Don Scansen
Jan 25, 2023
∙ Paid

Semi Conscious launched with a discussion of the transition of integrated circuit wiring from copper to (someday) ruthenium. In that post, I speculated that the timeline for the move away from copper would likely avoid the introduction of gate all-around field effect transistors, or GAAFET.

The digital workhorse transistors for the last decade have been …

Keep reading with a 7-day free trial

Subscribe to Don Scansen, Semi Conscious to keep reading this post and get 7 days of free access to the full post archives.

Already a paid subscriber? Sign in
© 2026 Don Scansen · Privacy ∙ Terms ∙ Collection notice
Start your SubstackGet the app
Substack is the home for great culture