Diffusion does not have an effect on______. a) Doping in semiconductors b) Production of alloys c) Heat treatment of metals d) Catalysis

Q: The band gap for the elemental semiconductor silicon is 1.11 eV. That energy corresponds to what…

A: The band gap energy can be defined as the minimum amount of energy needed by an electron to break…

Q: THESE QUESTIONS CAN HAVE MULTIPLE ANSWERS: 1. As the temperature of a crystalline solid increases…

A: On increasing the temperature of crystalline solid, self-diffusion increases exponentially, vacancy…

Q: ware stEntryld%3D5091145 Quizlet Live | Quizlet Join a Game - Quizi. 0-21 THEME D) SPEAK OPTIONS Q Q…

A: Following steps should be followed while bending glass tubing in the laboratory: The pre-requisites…

Q: Electronic semi conductor In a direct band gap semiconductor quantum well of 10 nm thickness…

A: In the direct bandgap semiconductor for the transition of an electron from the first excited state…

Q: - At Powder Pressing of ceramic, the function of binder is ….. * a- decreasing of porosities. b-…

A: 36 lubrication of particles 37 Tape casting 38 Glass 39 Basic

Q: What type of a material would have a small forbidden band gap ? alkaline earth metal metal…

A: The answer to the given question is as follows------- The forbidden band gap is the difference…

Q: Identify the valence band, conduction band, and band gap,for semiconductors and insulator?

A: Valence band Conduction band Semiconductor and insulator

Q: How can we measure the mass-transfer efficiency in packed towers?

A: The area where the access is restricted there is the use of a packed tower which is used in small…

Q: Composite materials must contain more dispersed material and less matrix material.

A: Composite material must contain more dispersed material compare to matrix material.

Q: In the p-type semiconductor the dopant and space in between answers) an electron the silica. (put a…

A: There are two type of semiconductor in solids. P type semiconductor and N type semiconductor.

Q: rubber has lower crosslinking density than general thermoset such as epoxy materials True or False

A: True

Q: Silicon (Si) is an intrinsic semiconductor with a band gap of ~1.1 eV. Increasing temperature has…

A: For any semiconductor, the electrical conductivity can be expressed as In this case, the following…

Q: Describe the advantages and limitations for each of the following applications : 1) Deposition of…

A: Co-ordination compounds are formed when the metal ion is bonded to the ligand which donates its…

Q: which case is the correct type of impurity semiconductors given? Ga joined Ge, As joined Ge, Si…

A: Welcome to bartleby !

Q: A non-pure semiconductor has a gap of energy equal to 1ev. The density of the holes for it is equal…

A: The materials with conductivity values lies between conductors and insulators are called…

Q: Which of the method is relavent for both thermosetting and thermoplastic materials?

A: Thermosetting plastic is the one with a long molecule chain cross-linked together and having high…

Q: What evidence supports the notion that buckyballs are actualmolecules and not extended materials?(a)…

A: Buckyball is also known as C60. It is an allotrope of the carbon and called as Buckminster…

Q: How much dopant is present in 107 kgkg of semiconductor with a dopant concentration of 2.00 ppmppm…

A: Given: Mass of semiconductor = 107 Kg. And the concentration of dopant = 2.00 ppm by mass.

Q: the donor ConCentration Concentration is the acceptor the resulting Semiconductor would be the…

A: Calculate the donor and acceptor concentrations in the semiconductor.  The concentration of the…

Q: 10. Which of the following is known as indirect band gap semiconductors? Germanium Nickel Platinum

A:

Q: 5- Which of the following statement is not a property of metal glasses a. Poor thermal conducting b.…

A: The ability to conduct heat is measured by thermal conductivity. The degree of magnetization of a…

Q: Why do we prefer to coat metals with ceramics? What kind of additional property would a ceramic…

A: Introduction: Metal coatings are coatings that are applied to metal in order to protect the metal…

Q: Determine the repeat distance, linear density, and packing fraction for FCC nickel, which has a…

A:

Q: of the following questions A. What is the lack in using composite materials in automotive? B. What…

A: A composite material is formed when two or more materials with different characteristics combine to…

Q: Estimate the number of atoms that would have to be removed from a silicon substrate to produce a…

A: Mass per unit volume is known as density of the substance.

Q: (a) The BCC iron has a density of 7882 kg/m³ and the lattice parameter of 0.287 nm when hydrogen…

A:

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

A:

Q: b) The periodic Table has specific units: Metallic, Semiconductor and Insulator. In your own…

A: This question is based on the periodic table and the different units : Metallic, Semiconductor and…

Q: Which of the following can be used to introduce impurity into a silicon wafer to control the…

A: Thermal diffusion technique is used to introduce impurities into the silicon wafers. It is a high…

Q: The band gap energy of semiconductor LED is 3.0ev What is the wavelength of maximum corresponding…

A: Wavelength can be calculated using the given equation: E =  hcλ

Q: Generally, if a material has a band gap greater than 340kJmol, it is considered an insulator rather…

A: Electron volt, joule and kilo joule are units of energy. Given that, 1eV=1.602×10-19 J.

Q: Silicon (Si) and germanium (Ge) can be used as semiconducting materials. The band gap between the…

A: Each metal or metalloid is capable of conducting current when the valence electrons of the atom can…

Q: Which type of semiconductor (e.g., n-type or p-type) is each of the following systems likely to be?…

A:

Q: (a) Why electrical conductivity of the semiconductor increases with increase in temperature?…

A: A) The electrical conductivity of semiconductors increases with rise in temperature as with rise in…

Q: Which of the following materials is most suitable for the manufact thermoplastic pipe? Briefly tell…

A: From the above three materials only one material is most suitable for the manufacture of…

Q: Elemental semiconductors (e.g. Si & Ge) are what kind of solid? Group of answer choices molecular…

A: Given that : We have to identify what kind of solid are elemental semiconductors (e.g. Si & Ge)…

Q: Why are resistors important in an electrical circuit? ) Resistors only allow a current to flow in…

A: The flow of electron leads to the formations of current .If any thing which tends to decrease the…

Q: What is the most important property of elastomers?

A: Elastomers are defined as polymers that have viscoelasticity that means they exhibit viscosity as…

Q: Polycarbonate is sometimes used for protective helmets, such as motorcycle helmets. However, it is…

A: Polycarbonates are high-performance tough, transparent, amorphous thermoplastic polymer that…