Discovery of "p–n Junction"
Published 14.11.2010
Presenter Anton Pankratov
Discovery of “p–n Junction”
In the mid 1930s, electrochemist Russell Ohl of the Bell Telephone Labs facility in Holmdel, New Jersey, started investigating the use of silicon rectifiers as radar detectors. He found that the increase in silicon crystal purity helped improve their ability to detect low voltages ...