ELECTRICAL-ELECTRONIC MATERIAL

Simple & clean notes of electrical-electronic material.This app contain all important topics which are given below.

Unit I Classes of Engineering Materials

Metals & alloys
ceramics
Classification of solids from electrical Engineering point of view.
Conducting material – properties of conductors
commonly used conducting materials
conductor materials for overhead lines
conductor for underground cables
resistor materials, types of resistors
materials for bus bar
Thermal conductivity of matter, super conductivity
Materials of MHD generator
Fuel cells
Thermoelectric generators

Unit II Dielectric Materials:

Dielectric strength, factors affecting dielectric strength, dielectric loss
dissipation factor
factors affecting dielectric loss
permittivity & polarization,
charging and discharging of dielectric
different types of capacitors and materials used for them
Insulating materials, their properties
Insulating materials like ceramic
mica

Class of Insulation
Transformer oils & their testing

Unit III Applications of semi conductor materials

Applications of semi conductor materials:
type of semi conductors
working and applications of semiconductors
Temperature sensitive elements,
photoconductive cells
photo voltaic cells
Hall effect generator
Light dependent registors
LEDs
piezo – electric materials
semiconductor laser and its characteristics
photo conductors – photo diodes,
avalanche photo diode,
photo transistors.

Unit IV Classification of magnetic materials

Classification of magnetic materials
Hysterisis Loop
Anti – ferromagnetism
Magnetic resonance
B-H curve for different magnetic materials
Soft and Hard magnetic materials
ferrites
Fiber optic materials
Thermo couple
Soldering
Fluorescent & Phosphorescent

Unit V IC Fabrication

IC Fabrication
Planar Process
CMOS devices
Monolithic diodes
Characteristic of IC components