M. Sc. (Physics):Liquid Crystals:Physics of NanomaterialsThapar University
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Physics Lab I
Fundamentals of Computer Science and C Programming
Condensed Matter Physics
Experimental Techniques in Physics
Atomic and Molecular Physics
Physics Lab II
Physics Lab III
Physics of Nanomaterials
Introductory Aspects: Free electron theory and its features, Idea of band structure - metals, insulators and semiconductors. Density of state in bands and its variation with energy, Effect of crystal size on density of states and band gap. Examples of nanomaterials.
Quantum Dots: Electron confinement in infinitely deep square well, Confinement in one and two-dimensional wells, Idea of quantum well structure, quantum dots – single and interacting quantum dots, self organized quantum dots.
Preparation of Nanomaterials: Bottom up: Cluster beam evaporation, Ion beam deposition, Chemical bath deposition; Top down: Ball Milling, Lithography.
General Characterization Techniques: Determination of particle size, study of texture and microstructure, Increase in x-ray diffraction peaks of nanoparticles, Shift in photo luminescence peaks, Raman and FTIR spectroscopy of nanomaterials, Photoemission microscopy, SEM, TEM.
Other Nanomaterials: Properties and applications of Carbon nanotubes and nano fibres, Nanosized metal particles, Nanostructured polymers, Nano structured films and Nano structured semiconductors.