Syllabus of Engineering physics II

                                                          Anna university syllabus 
                                                           Engineering Physics II
                                                               Regulation 2008
                                                       ( Common to all branches )

Unit-1 Conducting materials

Conductors - classical free electron theory of metals - Electrical and thermal conductivity - Wiedmann - Franz law - Lorentz number - Drawbacks of classical theory - Quantum theory - Fermi distribution function - Effect of temperature on Fermi function - Density of energy states - carrier concentration in metals.

Unit-2 Semiconducting Materials

Intrinsic semiconductor - Carrier concentration derivation - Fermi level - Variation of fermi level with temperature - Electrical conductivity - Band gap determination - extrinsic semiconductors - carrier concentration derivation in n-type and p-type semiconductor - variation of fermi level with temperature and impurity concentration - compound semiconductors - Hall effect - Determination of Hall coefficient - Applications.

Unit-3 Magnetic and superconducting materials

Origin of magnetic moment - Bohr magnetron - Dia and para magnetism - Ferro magnetism - Domain theory - Hysteresis - Soft and hard magnetic materials -  anti - ferromagnetic materials - Ferrites - Applications - magnetic recording and readout - Storage of magnetic data - tapes, floppy and magnetic disk drivers.

Superconductivity: Properties - Types of superconductors - BCS theory of superconductivity - High Tc semiconductors - SQUID, cryotron, magnetic levitation

Unit-4 Dielectric Materials

Electrical susceptibility - dielectric constant - electronic, ionic, orientational and space charge polarization - frequency and temperature dependence of polarization - internal field - Classius - Mossoti relation - Dielectric loss - dielectric breakdown - uses of dielectric materials - ferroelectricity and applications.

Unit-5 Modern Engineering materials

Metallic glasses: Preparation, properties and applications. Shape memory alloys: Characteristics properties NiTi alloy, application, advantages and disadvantages of SMA.

Nanomaterials: Synthesis  - plasma arcing - chemical vapour deposition - solgels - electrodeposition - Ball milling - properties of nanoparticles and applications.

Carbon nanotubes: Fabrication - arc method - pulsed laser deposition - Chemical vapour deposition - structure - properties and applications.