UNIT 1:
Introduction to Crystals Physics, Single crystalline, polycrystalline and amorphous materials
Single crystals: unit cell, crystal systems.
Bravais Lattices-directions and planes in a crystal
UNIT 2:
Conductors: classical free electron theory – electrical conductivity
Density of energy states for a metal
Meissner effect – type I & II superconductors
Superconductors and properties
UNIT 3:
Carrier concentration in intrinsic semiconductors
Intrinsic Semiconductors, Energy band diagram
Hall effect ,Determination of hall coefficient and application
UNIT 4:
Antiferromagnetic materials
Basic concepts, magnetic moment, susceptibility, permeability
Dia,Para and Ferro magnetism
Domain theory of ferro magnetism
Soft and hard magnetic materials
Magnetic storage devices- magnetic hard disc Bubble memory.
Origin of magnetic moment, Bohr magneton
UNIT 5:
Fibre Optical Communication system
Losses in optical fibre- attenuation, dispersion, bending
Principle and propagation of light in optical fibres
Einstein’s A and B coefficients -derivation.
Spontaneous and stimulated emission- Population inversion
