UNIT 1:
Single crystalline, polycrystalline and amorphous materials
single crystals: unit cell, crystal systems
Bravais Lattice and Crystal Planes
Coordination number and packing factor for SC, BCC
Coordination number and packing factor for FCC
coordination number and packing factor for HCP structure
UNIT 2:
Conductors and classical free electron theory
Electrical conductivity and Success and failures of classical free electron theory
Quantum free electron theory of metals and Fermi distribution function
Quantum free electron theory of metals and Fermi distribution function
Carrier concentration in a metal
Superconductor properties
Type I & II superconductors and BCS theory
Applications Superconducting Quantum Interference Device (SQUID)
UNIT 3:
Direct and indirect band gap semiconductors
Carrier concentration in intrinsic semiconductors
Intrinsic Semiconductors and Energy band diagram
Fermi level and Variation of Fermi level with temperature
Hall effect and Determination hall coefficient
Applications Photo detectors
UNIT 4:
Basic concepts and magnetic moment
susceptibility, permeability and Origin of magnetic moment
Dia, Para and Ferro magnetism
Domain theory and Hysteresis
Soft and hard magnetic materials
Anti ferromagnetic materials
Ferrites and its applications and Magnetic storage devices
Magnetic hard disc, bubble memory
UNIT 5:
Spontaneous and stimulated emission and Population inversion
Einstein’s A and B coefficients
Types of lasers CO2 and Semiconductor lasers
Industrial and Medical Applications
Principle and propagation of light in optical fibres
Numerical aperture and Acceptance angle
Fibre Optical Communication system
