Difference between intrinsic and extrinsic semiconductors?

Q: Sample of Ge of volume (=1 cm³) contains about, 3 x1014 free electrons, and 3x1013 holes, doping…

A: For an intrinsic semiconductor, ni=n=p where ni is the intrinsic carrier concentration, n and p are…

Q: Explain p-type semiconductors.

A: An extrinsic semiconductor is a semiconductor one that as been doped by specific impurity. There are…

Q: Define the term Semiconductor doping?

A: Introduction: Semiconductors are the materials that have conductivity between conductors and…

Q: When  a forward  biased a diode is

A: When a forward biased diode  In forward biasing, the anode of the diode is connected to the…

Q: Conductivity of a semiconductor can be controlled by

A:

Q: What are Intrinsic Semiconductors?

A: An intrinsic semiconductor is a pure semiconductor, or in other words an undoped semiconductor.

Q: The number of electrons is ... the acceptors concentration in P-type semiconductors. O greater than…

A: P-type semiconductors : I formed by doping the semiconductor material by group 13 elements. Thus ,…

Q: Can we take one slab of p-type semiconductor and physically join it to another n-type semiconductor…

A:

Q: Explain how p and n type of semiconductors are formed.

A:

Q: What are the essential characterstic of a semiconductor?

A: Semiconductor is a material which has it conductivity between an insulator and a conductor, which is…

Q: Discuss the forward region, reverse region, breakdown region and knee voltage of silicone diode…

A: SOlution: Discuss the forward region, reverse region, breakdown region and knee voltage

Q: How many free electrons does a p-type semiconductor contain

A: A p-type semiconductor contains a large number of holes and it is formed by the addition of…

Q: Energy gap is overlapped between Valence band and Conduction band in Superconductors O…

A: In which electrons can move easily from valence bond to conduction band is called conductors. In…

Q: In semiconductors the concept of nonequilibrium carriers distribution function provides a mean to…

A: We know that most of the the devices of interest are not in thermal equilibrium ,thus the ambient…

Q: Explain n-type semiconductor.

A:

Q: Compare a point contact diode with a p-n junction.

A: A point contact diode is made when a metallic wire is attached by the N-type semiconductor with a…

Q: 2) In an intrinsic semiconductor: O There are only holes. There are no free electrons. The free…

A: In intrinsic semiconductor, the external thermal energy provided will break the covalent bond in the…

Q: Discuss the avalanche effect to diodes along with the depletion regions in forward and reverse bias.

A: The avalanche effect is also known as avalanche breakdown. It  happens in a diode only when  a high…

Q: How does a semiconductor differ from a conductor or an insulator?

A:

Q: How is p-type semiconductor different from n-type?

A: When a five-composite atom of pure silicon crystal is inserted as an adulterant, then the four…

Q: The longest wavelength of radiation absorbed by a certain semiconductor is 0.512 μm. Calculate the…

A:

Q: distenguish between n-p-n and p-n-p transistors symbolically?

A:

Q: What is an intrinsic semiconductor? How is its electrical conductivity changes with temperature…

A:

Q: Two basic transport mechanisms in a semiconductor crystal are:

A: Two kinds: 1. Diffusion current: Difference in concentration of charge carriers (concentration…

Q: Discuss the applications of Impurity defects in Semiconductors?

A: Pure semiconductors, also known as intrinsic semiconductors don’t actually conduct electricity. This…

Q: Explain why at high temperature, an extrinsic semiconductor behaves like an intrinsic semiconductor.

A: A small amount of a suitable impurity is added to the pure semiconductor; the conductivity of the…

Q: What is a point contact diode?

A: The point contact diode is made off by contacting a metallic wire with an N-type semiconductor to…

Q: Explain the effect of adding a) donor impurity b) acceptor impurity, on a semiconductor

A: In semiconductors the gap between the valence band and conduction band is in between that of…

Q: Schematically illustrate the energy band diagrams of insulator, conductor, and semiconductor…

A:

Q: Give important properties of semiconductor.

A: The important properties of semiconductor are as follows;

Q: Explain Ohm’s law and show it graphically. Does Ohm’s law hold for semiconductor and with varying…

A: From Ohm’s law: The above expressions clearly explain that the potential is directly proportional…

Q: Why electric conductivity of intrinsic semiconductor is very bad?

A: Intrinsic semiconductor: Any semiconductor is in its pure form is known as the intrinsic…

Q: Explain what n and p-type semiconductors are using their band structures

A:

Q: The semiconductors that when the distance between the impurity atoms decrease, and interact with…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: What are Extrinsic Semiconductors?

A: The impure semiconductor is known as an extrinsic semiconductor.

Q: What is the Semiconductor Type of element? Give an example?

A: When the voltage is applied between the semiconductor then it allows the moderate amount of current…

Q: Explain Optical absorption in semiconductors?

A: The phenomenon by which the semiconductors possesses tendency to absorb light rays is known as…

Q: Average DC voltage of half wave rectified waveform with an input peak value of 220V is_ (Assume…

A: Given  Average DC voltage of half wave rectified waveform with an input peak value of 220 V is(…

Q: Sample of Ge of volume (=1 cm³) contains aboutį 3 x1014 free electrons, and 3x1013 holes, doping…

A: At equilibrium  nhne = ni2  nh = ni2/ne = (3×1014)2/(1019)  nh = 9×109

Q: Distinguish between an intrinsic and extrinsic semiconductor.

A: Intrinsic semiconductor are pure and natural semiconductors for example Ge and Si. The…

Q: What will be the effect on the electrical mechanism when the semiconductor contains equal number of…

A: Donor impurities are added when a pentavalent atom is doped with semiconductor. Acceptor impurities…

Q: An N-type semiconductor is a semiconductor doped with

A:

Q: Assume that a GaAs semiconductor has a lattice constant a=7.5 Å, and the atoms of Ga and As are hard…

A: Lattice constant for GaAs semiconductor (a) = 7.5 Ao