How can the conductivity of semi-conductors be controlled?

Q: Explain the terms : (a) Intrinsic semiconductor (b) Extrinsic semiconductor.

A: Intrinsic semiconductor: Naturally occurring property of pure material, the number of electrons in…

Q: How Band theory differentiate between semiconductors and semi materials?

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Q: Briefly describe the significance of anion gap?

A: We have to tell the significance of anion gap.

Q: in meters) of an electromagneti

A:

Q: Diffusion does not have an effect on______. a) Doping in semiconductors b) Production of alloys c)…

A: Diffusion doesn't not have an effect on heat treatment of metals .  In production of alloy the metal…

Q: How will you operationally define chemical bonding when subjected to its conductivity?

A: A question based on chemical bonding, which is to be accomplished.

Q: Explain what happens when a pure semiconductor made up of Silicon is doped with an Indium atom…

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Q: How many Mn4 + and O2- ions are in the unit cell of the rutile MnO2?

A: The rutile structure for MnO2 can be given as follows:

Q: The typical temperature of plasma electrons used in semiconductor processing is 10ev >100ev >1MEV

A: Plasma, which was first identified by chemist Irving Langmuir in the 1920s, is one of the four…

Q: Determine the mass of aluminum in an hour during its electrolytic production when the current that…

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Q: Construct a (011) within a unit cell.

A: A lattice plane in a unit cell is those plane whose intersections with the lattice are periodic.

Q: Discuss the reasons for the observation of dominant covalent bonding (but not ionic bonding) in…

A: The interaction present between the atoms and binds them together is known as the bonding. There are…

Q: How does the doping increase the conductivity of semiconductors?

A: Conductivity of semiconductors:When a certain amount of suitable impurity or doping is added, the…

Q: How many molecular orbitals are present in the conduction band of a lithium crystal with a mass of…

A: Any conduction band is formed by the overlap of two molecular orbitals. Hence, the number of…

Q: Using what you know about conductors and insulators, explain why common electrical wire is…

A: Insulators are substances that do not allow current to pass through it whereas conductors are…

Q: You would like to select a material for electrical contacts in an electrical switching device which…

A: The materials that have to be used for electrical contacts in an electrical switching device must…

Q: Explain the process of making an n -type and p -type semiconductor materials

A: p -type semiconductor : When a semiconductor ( Ge or Si ) is doped with electron deficient impurity…

Q: In how many allotropic forms does arsenic exists?

A: Allotropes of an element are forms of the same element with different physical and chemical…

Q: Which would you expect to be the more ductile element,(a) Ag or Mo, (b) Zn or Si? In each case…

A: Silver is a more ductile element than molybdenum. Ag has more valence electrons which makes the…

Q: Unlike metals, semiconductors increase their conductivityas you heat them (up to a point). Suggest…

A: The material that have electrical conductivity in between conductor and insulator is known as…

Q: What do Doped semiconductors contain?

A: Semiconductors has a conductivity power in between insulators and conductors. The conductivity power…

Q: An anion exchanger is usually negative charged, True or Falde?

A: Given statement, An anion exchanger is usually negative charged

Q: Why do natural diamonds do not behave as semi-conductors?

A: “Since you have asked multiple questions, we will solve one question for you. If you want any…

Q: A semiconductor has wide energy gap and requires less energy to move an electron from the valence…

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Q: How do I calculate the limiting conductivity of ZnSO4 from this table?

A: The molar conductivity of a solution at infinite dilution is known as limiting molar conductivity,…

Q: How do atomic radius ratios relate to strength in alloys?

A: The smaller the atomic radius, the more influence the nucleus has on reactivity. Since the nucleus…

Q: How is electrolytic conductance measured experimentally?

A: Given term,      Electrolytic conductance

Q: Which of the following doped semiconductors will be p-type and which will be n-type (i)Arsenic in…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Discuss the dependence of strength on temperature for metals, ceramics and polymers from the…

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: What is the meaning of magnetic susceptibility, orbital motion, ferromagnetism and…

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Q: Why is a conductivity measurement of the aqueous solution of a compound a meaningful test?

A: Conductivity is also termed as specific conductance. It measures the tendency of the solution to…

Q: ) Explain the band structure of an electrical conductor (metal), a semiconductor, and an insulator…

A: Hello. Since your question has multiple parts, we will solve the first question for you. If you want…

Q: Sketch [0110] and [2243] in an HCP unit cell.

A: Solution: We will draw a hexagonal unit cell with ruled co-ordinate system as follows: Point O is…

Q: 3) What is the difference in energy between the valence band and conduction band of electrical…

A: Conduction band is the empty band whereas valence band is the filled electronic band. Valence band…

Q: Q2.(d) Explain why ultra-pure substrate materials and stringent health and safety requirements are…

A: Fabrication of semiconductor materials takes place in a cleanroom.While silicon-based semiconductor…

Q: what are semi-conductors ? give examples.

A: Semiconductors are poorer electric conductors than metals but better conductors than non metals. Ex.…

Q: Explain how doping can increase the conductivity of a semiconductor.

A: Conductivity is due to the mobility of electrons; therefore, conductivity can be increased by…

Q: What are the main differences between Diamagnetic and Paramagnetic materials?

A: Diagmagnetic substances have zero unpaired electron and paramagnetic materials contain unpaired…

Q: Is gallium-doped germanium a p-type or n-type semiconductor?

A: Gallium-doped germanium is a p-type semiconductor.

Q: Definition of cell electrically?

A: In this question, the definition of a cell has to be provided. An electric cell is defined as a…