Unit I: Crystal Structure of Solids (6 hours)
Crystal directions and planes, crystal properties, defects and vacancies, two phase solids.
Unit II: Elementary Quantum Physics, Conductors (12 hours)
Wave particle duality,uncertainty principle, potential well, tunnelling, potential box.Simulated emission and lasers.Conductors:Drudemodel, temperature dependence of resistivity, skin effect, AC conductivity, metal films, thin metal films, interconnects in microelectronics, electromigration.
Unit III: Semiconductors, Dielectrics (15 hours)
Classification of semiconductors, doping,temperaturedependence,minority carriers and recombination,diffusion and conduction equations,continuityequation,optical absorption, piezoresistivity.Dielectric materials: Polarization,polarizationmechanisms,dielectric breakdown in solids,capacitors and their construction,piezoelectricity,ohmic and non ohmiccontacts.
Unit IV: Magnetic Properties of Materials, Superconductors (6 hours)
Dipole moment, permeability, classification of magnetic materials, saturation and Curie temperature, superconductivity.
Unit V: Optical Properties (6 hours)
Light propagation in a homogeneous medium, absorption, scattering, luminescence, phosphors, LEDs, polarization, LCDs, electro optic effects.