Nano Devices
Subject and UNIT: Physics for Electrical Engineering: Unit V: Nano Devices
If the wire is short enough, ie., shorter than the electron mean free path in the material, there will be no scattering and the transport is ballistic.
Definition, Principle, Explanation, Condition , Application | Nano Devices
Subject and UNIT: Physics for Electrical Engineering: Unit V: Nano Devices
When the dimension of the conductor (L) is smaller than the mean free path of the electron (L) then the transport of electron is called ballistic transport.
Nano Devices
Subject and UNIT: Physics for Electrical Engineering: Unit V: Nano Devices
Let us study what happens when wire length L becomes extremely small relative to the mean free path and the influence of wire cross-section size on conductivity of metallic nanowires.
Definition, Construction, Working Principle, Advantages, Limitations, Applications, Uses
Subject and UNIT: Physics for Electrical Engineering: Unit V: Nano Devices
SET is three-terminal switching device which can transfer electrons from source to drain one by one.
Nano Devices
Subject and UNIT: Physics for Electrical Engineering: Unit V: Nano Devices
In electronics, transistor is the most important device. Transistors are what computers use to compute-tiny switches turning ON and OFF making logic decisions.
Nano Devices
Subject and UNIT: Physics for Electrical Engineering: Unit V: Nano Devices
The electronic properties of metals and semiconductors are determined by their electronic band structure. The band structure changes with particle size.
Nano Devices
Subject and UNIT: Physics for Electrical Engineering: Unit V: Nano Devices
In quantum well structure, the electrons can move freely in two directions (2D) and confined in only one direction. The density of state of the quantum well structure
Definition, Principle, Explanation, 3 Types, Uses | Nano Devices
Subject and UNIT: Physics for Electrical Engineering: Unit V: Nano Devices
Definition : When a bulk material is reduced in its size, atleast one of its dimension, in the order of few nanometres, then the structure is known as quantum structure.
Definition | Nano Devices
Subject and UNIT: Physics for Electrical Engineering: Unit V: Nano Devices
It is a process of reduction of the size of the solid such that the energy levels inside become discrete.
Nano Devices
Subject and UNIT: Physics for Electrical Engineering: Unit V: Nano Devices
It is defined as the highest energy level occupied by the electron at OK in metal.
Nano Devices
Subject and UNIT: Physics for Electrical Engineering: Unit V: Nano Devices
Electron density is the number of electrons per unit volume in a material. It is determined by using density of states.
Introduction, Definitions, Nanomaterials, Need, Advantages
Subject and UNIT: Physics for Electrical Engineering: Unit V: Nano Devices
Scientists and engineers are nowadays interested in nanoscale which is from 1 nm to 100 nm. At nanoscale, the properties of materials are very different from those at larger scale. Therefore, the nano-world is in between quantum world and macro world.