Field-effect transistor (FET)

A field-effect transistor (FET) is a transistor that uses an electric field to control the shape and hence the conductivity of a channel of one type of charge carrier in a semiconductor. The FET was invented by Julius Edgar Lilienfeld in 1925. A FET is a three-terminal device, with a gate, source, and drain. The … Read more


An alias is a name that represents another name. In the context of the internet, an alias is often used to represent an email address. For example, if an email address is [email protected], an alias could be [email protected]. The alias would represent the same email address, but with a different name. What is a alias … Read more