How does fluorescence change as the semiconductor particles reach the nanoscale?

Q: Silicon and germanium are examples of a. insulators O b. semiconductors O c. good conductors O d.…

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Q: What is a superconductor? Give one example of it.

A: A material that transfer electrons from one atom to another without the presence of resistance is a…

Q: Write short note about quazi crystal?

A: We have to write a short note about Quasicrystal.

Q: What are Intrinsic Semiconductors?

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

Q: A silicon sample is doped with Nd = 1017cm-3 of As atoms.  

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts (a, b,…

Q: What's an atom ?

A: Atom is a basic divisible unit of matter.Atom contains electrons(negatively charged particles),…

Q: Explain with sketch, the atomic and crystal structure of a) Silicon b) Germanium

A: The Atomic and Crystal structure of (a) Silicon (b) Germanium

Q: The I-V characteristic of the diode lie in the... a) 1st and 2nd quadrant, b) 1st and 3rd quadrant,…

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Q: 25 V 1 R 4.7 ΜΩ

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Q: ( Si ) is type of compound semiconductor : O true O false

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Q: Which application of solid state physics would most deal with glass,polymers,semiconductors, and…

A: Explanation: Conventional solid state physics deals preferably with the properties of well defined…

Q: Also called as undoped semiconductor. Olntrinsic materials Extrinsic materials Impurities O…

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Q: What do you mean by majority and minority carriers in extrinsic semiconductors?

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

Q: Calculate the Fermi energy, Fermi wavevector, Fermi velocity and Fermi temperature of Zinc. Given…

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Q: Solve for Vo1, Vo2, & I (diodes are silicon) Vo1 Vo2 1k 0.47K 20V Ge

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Q: The wavelength of the light emitted by an LED is 1.27 micrometers, determine the energy band gap of…

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Q: A perovskite based semiconductor has a bandgap of 2.16 eV. Find the shortest wavelength of light for…

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Q: What is meant by ‘doping’ in a semiconductor?

A: To start the conduction of semiconductor, doping is necessary. How the semiconductor will conduct…

Q: The diode symbol shown is: or Varactor diode OPIN diode O Light-emitting diode O Laser Photo diode O…

A: This type of diode is called photo diode because it consumes light energy to produce electricity.…

Q: Write note on light emitting diode?

A: We know that, A light-emitting diode is a device which is produced light.

Q: Silicon is the chief ingredient of both glass and semiconductor devices, yet the physical properties…

A: The physical properties of any material depend upon the bonding between the atoms, order of the…

Q: In characteristic curve of diode the ID (..........) with increases Temperture.

A: In a diode, when temperature is increased large number of covalent bonds will break down that will…

Q: Sketch the atomic structure of copper and discuss why it is a good conductor and how its structure…

A: Copper is good conductor due to presence of one electron at the outer shell so it conducts easily.…

Q: Why band structure arises in solid?

A: In solids, energy bands are a range of energies that electrons in that solid may  have and the range…

Q: Give important properties of semiconductor.

A: The important properties of semiconductor are as follows;

Q: Show graphically how electric resistance of a piece of Silicon or Germanium varies when its…

A: We have to know about basic here.

Q: Why is chromium so useful for decorative electroplating?

A: Electroplating: Electroplating in simple words is defined as the process of applying a coating of…

Q: A GaAs sample with nna = 1015 cm-³ is illuminated with light and 1013 electron-hole pairs/cm3 %3D…

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Q: In the following figures, indicate which of the diodes are forward biased and which are reverse…

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Q: What is an intrinsic semiconductor?

A: The materials who are neither a conductor nor an insulator are semiconductors like Germanium,…

Q: What is transistor ? (when it is used, and why ?)

A: A transistor is a semiconductor device having 3 terminals corresponding to npn or pnp type…

Q: What are Extrinsic Semiconductors?

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

Q: Explain why size-dependent nanoscale properties are not realized currently in semiconductor…

A: Answer: Nanoparticles: The nanoparticles can be expressed as the particles that are small in size…

Q: Cite at least two reasons for predicting that LEDs will emerge as more popular than CELs.

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Q: What do you mean by an extrinsic semiconductor?

A: An extrinsic semiconductor is a semiconductor that is doped by the specific impurity, that is called…

Q: A nondegenerate silicon sample at room temperature with a length of 2 cm is uniformly doped with…

A: nondegenerate silicon sample at room temperature with a length of 2 cm is uniformly doped with boron…

Q: A silicon atom is more massive than a sodium atom. Why then is a sodium atom larger in size?

A: Step 1Across the periodic table, there is a simple trend that from left to right the size of an atom…

Q: What is a transistor composed of, and what are some of its functions?

A: Transistors: They are composed of the thin layers of the semiconductor materials.

Q: Give some applications of superconductors.

A: Super conductors are the conductors having the resistance zero at particular temperature.