Why do we prefer to coat metals with ceramics? What kind of additional property would a ceramic coating provide to a metal substrate?

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: What is an interstitial alloy?

A: Mixture of a metal with other element or with another metal forms alloys. These metals are mixed in…

Q: When a part is made by pressing together powdered metal, no metal is wasted. In contrast, metal is…

A: Given data:

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

A:

Q: How do point defects influence the crystal structure and what influence does this have on…

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

Q: In the process of doping a semiconductor, certain impurities are added to increase the electrical…

A:

Q: Summarize alloy types by correctly pairing these terms and phrases: substitutional, interstitial,…

A: To find: The explanation about the pairing of terms for alloys

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 is not likely to lead to an increase in electrical conductivity?a. Increasing the temperature…

A: The band gap is the energy difference between the conduction band and valence band.

Q: Q.A16 Which TWO of the following properties are generally HIGHER for steel when compared with…

A: Note: According to our guidelines we are supposed to answer only one question.  Kindly repost other…

Q: Atomic Density Calculate the density of body-centered cubic iron and compare it to the density of…

A: # Calculation for the density of BCC iron: For BCC iron, lattice parameter, a = 0.287 nm

Q: Classify each of the following as a conductor, insulator, or semiconductor: (a) phosphorus; (b)…

A: The given element has to be classified as conductor, insulator, or semiconductor.

Q: Classify as n-type or p-type a semiconductor formedby doping {a) germanium w ith phosphorus. {b)…

A: Semiconductors are defines as those materials whose conductivity is greater than insulators while…

Q: A substance has a band gap of 6.9 eV at 273 K. Is this substance best classified as an insulator, a…

A: In metals, two bands are continuous in terms of energy, so there is no band gap. In insulators, the…

Q: The number of electrons excited to the conduction band per cubic centimeter in a semiconductor can…

A:

Q: band gap on insulator i understand the band gap difference between conductor, insulator, and…

A: From the given data we are going to answer why there is a large energy gap in insulators.

Q: Which element produces a p-type semiconductor when doped into silicon?a) Ge b) Asc) Ga d) Sb

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Q: Which of the following characteristic of refractory ceramic materials is adversely affected by…

A: For refractory ceramic materials with increase in porosity there is a  decrease in thermal…

Q: What type of semiconductor is prepared by doping Ga into Si? A) p-type B) n-type C) intrinsic D)…

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Q: * .Refractories are of the . ceramic types ..... .... advanced traditional Electrical conductivity…

A:

Q: Which of the following alloy compositions is an interstitial alloy? (a) Fe0.97Si0.03 (b)…

A: Interstitial alloys form when small atoms insert into the holes of the metal lattice whereas…

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: Which materials are likely to have the property of ductile/brittle transition termperature (DBTT)? O…

A: The temperature at which there is a  decrease in a material's ability to absorb forces without…

Q: What is the definition of a ceramic?

A:

Q: 4. Briefly discuss how the different types of doping (n-type and p-type) increases the conductivity…

A: Solution:       A semiconductor is a type of material that conducts electricity but not all…

Q: Which of the following property combinations is required for abrasive ceramics? High fracture…

A: Abrasive ceramics are the material which are used for grinding and cutting of other softer…

Q: Q: sintering means:   a.Shock cooling of molten glass to make frits. b.The molecular bonding of…

A: Sintering is the process of compacting and forming a solid mass of material by heat or pressure…

Q: Classify as n-type or p-type a semiconductor formed by doping (a) germanium with phosphorus, (b)…

A:

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: Steel is an example of interstitial alloy .A ionic solid .B molecular solid.C substitutional alloy.D…

A: Alloy is a compound made up of combining two or more metallic elements. Steel is an alloy made up of…

Q: 12) Choose the correct expression below: a) Higher amount of alloying elements would increase…

A: The solution is given below -

Q: Why is graphite a good lubricant? What advantages  does it have over grease or oiled based…

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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: 9. Which of the following statements are correct for ceramic materials? i. They are inorganic…

A: 9.Ceramic materials are inorganic materials consisting of a metal/semimetal and a non metal.…

Q: Introduction of carbon into a metallic lattice generally resultsin a harder, less ductile substance…

A: Introduction of carbon into a metallic lattice generally results in a harder , less ductile…

Q: The measured fracture strengths for most brittle materials are significantly lower than those…

A: Brittle substances are those substances that are liable to fracture when stress is applied to them.

Q: Ceramic O Polymer Composite O Metal

A: What is given in the picture and the year 1800's is the start of what ? Answer is given below.

Q: Low fusion temperature of ceramic is between 850-1100 °C 1100-3500 °c 650-850 °C Less than 850 °C

A: As a result of their high bond strengths, ceramics typically have very high melting temperatures,…

Q: Chemistry If an FCC material terminated at a surface, which plane would give you the lowest surface…

A:

Q: hypothetical alloy has a face centered cubic unil cell. Its density is 10.470 kg/m² and its atomic…

A: density = 10.470 kg/m3 atomic weight= 106.8 g/mole

Q: Q.5 Below are listed the atomic weight, density, and atomic radius for three hypothetical alloys.…

A: Given, Three hypothetical  alloys .

Q: (iii) Explain what packaging density is. Calculate the packaging density of the FCC and BCC…

A:

Q: (a) For refractory ceramic materials, cite two characteristics that improve with and two…

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