Will ZnSe have a larger or smaller band gap than ZnS?

Q: How the band gap is observed in nanomaterials?

A: The objective of this question is to understand how the band gap is observed in nanomaterials. The…

Q: Give some examples of Covalent-network solids?

A: Covalent-network solids are a network of atoms ( can be of the same element or different element)…

Q: Draw the band diagram for a linear chain of F atoms. Do you expect this chain to be conducting,…

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

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Q: sketch 2D network structure of amorphous B2O3

A: Borate glass: B2O3: the glass former consisting of corner -sharing BO3 triangles connected by bridge…

Q: GaP and GaAs are both used in LED (light-emitting diode) applications. i.The bandgap of GaP is 2.26…

A: We have the basic formula, Energy(∆E) = hcλ Here, given, Energy = 2.26 eV (GaP) and 1.43 eV (GaAs)

Q: Why are isotactic or syndiotactic polymers often more attractive for materials development?

A: An isotactic polymer is a compound that is formed by the arrangement of monomers in the same pattern…

Q: Define the term antibonding?

A: The combination of two atomic orbitals results in the formation of molecular orbitals which are…

Q: What is band broadening? Explain the phenomenon of eddy diffusion.

A: These are terms with reference to chromatography:

Q: The conductivity of an intrinsic semiconductor increases with increasing temperature. How can this…

A: Intrinsic semiconductor are the one which have reasonable band gap between conduction and valance…

Q: Which substance has the greatest band gap?a) silicon b) germaniumc) lead d) gold

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Q: Define the term, Band-Gap?

A: Electrons are present in the orbits around the nucleus. On coming together of two charges together…

Q: What do Doped semiconductors contain?

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

Q: Does FeSe have a larger band gap than ZnSe?

A: Antiferromagnetism, the magnetic moments of atoms or molecules, usually related to the spins of…

Q: Sketch a diagram to illustrate the band structure of diamond, assuming no defects

A: The carbon atoms in diamond undergo hybridization and each carbon atom forms four sigma bonds with…

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: Explain why an elastomer under tensile load contracts on heating. Compare this with the behaviour of…

A: Elastomers are unique polymers that have good elastic properties. In other words, an elastomer is…

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: Polymorphism can exist in any crystalline material, not just molecular solids. True or false?…

A: Crystalline solids are those where a long-range order is present in the arrangement of constituent…

Q: What are the most common types of polymorphism in crystals?

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Q: Choose the INCORRECT statement. Group of answer choices 1. The color of Zn, Cd, and Hg compounds…

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Q: Will GaP have a larger or smaller band gap than ZnS? Will it have a larger or smaller band gap than…

A: Greater the electronegativity difference between metal and non-metal, greater will be the band gap.…

Q: why the band gap appears in Nearly free electron (NFE) model?

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