Tag: Semiconductors

A pure semiconductor is called intrinsic semiconductor. It has thermally generated current carriers. They have four electrons in the outermost ...

Positive terminal of the battery is connected to the P-crystal and negative terminal of the battery is connected to N-crystal. ...

  p-type semiconductor These are obtained by adding a small amount of trivalent impurity to a pure sample of semiconductor ...

Ohmmeter The ohmmeter is a convenient direct reading device for measurement of resistance. The purpose of an ohmmeter is to ...

A properly doped PN junction diode, which has a sharp breakdown, is known as a zener diode. It is also ...

A thyristor is a solid state semiconductor device with four layers of alternating P and N type materials. It acts ...

Advantages: There are some advantages of piezoelectric pressure transducer which are given below, Rugged construction and small size. Excellent frequency ...

We have already seen that if some voltage is applied to a semiconductor, the holes move towards the negative terminal  ...

Conduction of current through P type semiconductor Let us see that what happens when we connect a battery across a ...

It is a three region reverse biased junction diode. A layer of intrinsic silicon is sandwiched between two heavily doped ...