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Most generally a class of materials that are neither insulators or conductors in their natural state, but which can be manipulated via doping or electric fields to change their conduction state. Silicon, Germanium, and GaAs are some usual materials. The term is also used to speak about devices that are made from such materials, for example, a processor from Intel can be called a semiconductor.

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Confusion regarding Transistors

In a transistor, we know that current amplification factor alpha (DC) for CB Configuration is given by : Alpha = Ic / Ie Where, Ic = collector current; Ie = Emitter current This impli …
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