CK-12 Foundation
Ck 12: Resistivity
[Free Registration/Login may be required to access all resource tools.] The factors that affect resistivity are explained, e.g., wire gauge and length, and conductivity. Also touches upon semiconductors and superconductors. The use of...
Massachusetts Institute of Technology
Mit: Inventor of the Week: Robert Hall
A bio on this important 1960's inventor who provided the world with the semiconductor injection laser, a purification of germanium and much more - most of which is still in use today.
National High Magnetic Field Laboratory
Magnet Academy: William Shockley
Find out about William Bradford Shockley, who shared the 1956 Nobel Prize in Physics for his work on the first point-contact transistor and the invention of the more advanced junction transistor. His later research focused on developing...
Nobel Media AB
The Nobel Prize: The Transistor
This site from the Nobel Foundation provides detailed information on how the transistor works. The site provides illustrations and animations to help clarify the concepts presented.