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Define a semiconductor diode and give some examples of it.

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Hint: Here in order to answer the question we will know what does semiconductor device, semiconductor diode means and we will look upon its types and how they are different to one another.

Complete answer:
A diode is a two-terminal electronic system that conducts electricity primarily in one direction. It has a lot of resistance on one side and a lot of resistance on the other. These devices are used to control voltage in circuits and to convert AC to DC.
 Semiconductors like silicon and germanium are used to get the best out of diodes. Despite the fact that they both send current in the same direction, the way they do so differs. Diodes are available in a wide range of shapes and sizes, each with its own collection of uses.
A diode is a device made up of semiconductor materials, most commonly silicon. The anode, which is normally positive and has an abundance of holes, is placed next to the cathode, which is negatively charged and has an abundance of electrons.
Silicon or Germanium are used to make diodes, which contain impurities such as pentavalent impurity in N-type semiconductors and trivalent impurity in P-type semiconductors. Di means two and ode means electrodes. As a result, the diode is a two-electrode unit. Anode and Cathode are the names for these two electrodes. Since it's a PN junction, the anode (which has holes or positive charges) is referred to as "P" and the cathode is referred to as "N." (having electrons or negative charges).
Each diode has its own unique identifier and specification. Diodes come in a variety of shapes and sizes. Below are some examples of diode:
Power Diode, zener Diode, pin Diode, general purpose Diode, fast recovery Diode, schottky Diode, step Recovery Diode, photo Diode, varactor Diode, tunnel Diode

Note:
The distinction between a diode and a semiconductor diode must be understood. A part is a diode. It was manufactured and has two or three leads. A semiconductor is a type of semiconductor (usually an element such as silicon). This is also used in the manufacture of components such as diodes.