Working Principle, Construction, Operation, Example, Advantages, Disadvantage, Applications
Subject and UNIT: Physics for Information Science: Unit V: Nanodevices and Quantum Computing
A quantum dot laser is a semiconductor laser that uses quantum dots as the active laser medium in its light emitting region.
Theory, Condition, Rules, Definition, Working Principle
Subject and UNIT: Physics for Information Science: Unit V: Nanodevices and Quantum Computing
In electronics, the transistor is a king. Computers uses transistors to compute. Also, transistors are used as tiny switches for tunning on and off.
Definition, Formula, Derivation
Subject and UNIT: Physics for Information Science: Unit V: Nanodevices and Quantum Computing
Consider the one dimensional system, the quantum wire, in which only one direction of motion is allowed. e.g along x-direction.
Definition, Explanation, Formula, Inference, Energy required, Condition
Subject and UNIT: Physics for Information Science: Unit V: Nanodevices and Quantum Computing
The resistance to electron transport caused by electrostatic coulomb forces in certain electronic structures, including quantum dots and single electron transistors is called coulomb Blockade.
Definition, Electrons Tunnel, Wave function
Subject and UNIT: Physics for Information Science: Unit V: Nanodevices and Quantum Computing
The phenomena in which a particle, like an electron, encounters an energy barrier in an electronic structure and suddenly pentrates is known as Tunneling.
Subject and UNIT: Physics for Information Science: Unit V: Nanodevices and Quantum Computing
Very few atoms in a material not only causes the energy states to spread out but also widens the band gap for semiconductors and insulators.
Definition, Formula, Derivation | Nanodevices
Subject and UNIT: Physics for Information Science: Unit V: Nanodevices and Quantum Computing
Density of states Z(E)dE is defined as the number of states per unit volume in an energy interval E and E + dE.
Types, Definition, Construction, Explanation, Use
Subject and UNIT: Physics for Information Science: Unit V: Nanodevices and Quantum Computing
Volume is a three-dimensional quantity. To reduce the volume of the box, we can shorten its length, its width or its height.
Definition, Explanation | Nanodevices
Subject and UNIT: Physics for Information Science: Unit V: Nanodevices and Quantum Computing
The effect achieved by reducing the volume of a solid so that the energy levels within it becomes discrete is called quantum cofinement.
Subject and UNIT: Physics for Information Science: Unit V: Nanodevices and Quantum Computing
In terms of the distribution of energy, solids have thick energy bands, whereas atoms have thin, discrete energy states.
Subject and UNIT: Physics for Information Science: Unit V: Nanodevices and Quantum Computing
The bulk material is a collection of atoms having properties that are from individual atoms.
Subject and UNIT: Physics for Information Science: Unit V: Nanodevices and Quantum Computing
Nanoscience and nano technology refer to the control and manipulation of matter at nanometer dimensions.