Multiple choice general knowledge

I built the first working silicon transistor. I got the idea because I was fascinated by the pure uselessness of germanium.

  1. Gordon Teal

  2. Patrick E. Haggerty

  3. Charles Kraus

  4. Jack Kilby

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Gordon Teal at Texas Instruments built the first working silicon transistor in 1954. He was motivated by silicon's superior temperature stability compared to germanium. Haggerty, Kraus, and Kilby were TI colleagues but Kilby invented the integrated circuit, not the silicon transistor.