Semiconductors –Intrinsic and extrinsic semiconductors –Band structure of semiconductors –Conductivity and temperature - Carrier concentration in intrinsic semiconductors –Effective mass - Electrical conductivity in intrinsic semiconductors –Extrinsic semiconductors: Donor and acceptor impurities - Charge densities and Fermi level in extrinsic semiconductors- Carrier concentration vs temperature –pn junction – Diffusion – Semiconductor devices

Point Defects- Line defects- Surface defects- Volume defects- Production and removal of defects: Deformation, Irradiation, Quenching, Annealing, Recovery, Recrystallisation and grain growth - Diffusion in solids- Fick’s law- Inter diffusion and Kirkendall effect

Nanotechnology – Feynman’s vision Milestones in nanotechnology –Unit scale – Dependence of material properties on size – Quantum Confinement -Nanomaterials and types –Zero, one, two and three dimensional nanostructures – Mechanical properties of nanomaterials –Structural properties of nanomaterials - Semiconductor nanomaterials – Excitons – Effective mass approximation – Electron transport properties in nanomaterials - Optical properties of semiconductor nanomaterials – Photoluminescence – Electroluminescence – Cathodoluminescence – Thermoluminescence – Plasmonic materials - Surface Plasmon resonace –Surface plasmon polariton – Nanomagnetism – Review of magnetic materials – Magnetic nanomaterials –Magnetic oxide materials

Top down vs bottom up techniques - Mechanical methods- Ball milling –Atomic layer deposition method - Physical vapour deposition -Ionized cluster beam deposition -Laser ablation –Laser pyrolysis –DC sputtering –RF sputtering – Magnetron sputtering – Electric arc deposition – Ion beam deposition –Molecular beam epitaxy – Chemical vapour deposition - Synthesis of nanoparticles by colloidal route – Langmuir-Blodgett method – Microemulsion –Sol Gel method –Hydrochemical synthesis – Sonochemical synthesis –Microwave synthesis – Self assembly of nanomaterials

Microscopes: Optical microscope –Confocal microscope –Scanning electron microscope –Tunneling electron microscope – Scanning Tunneling microscope – Atomic Force microscope –Scanning near field optical microscope X-ray diffraction – Effect of crystal size on diffraction –UV-Vis-NIR spectrometer –Raman spectroscopy –Photoluminescence spectrometer –Magnetic measurements using vibrating sample magnetometer