NANOTECHNOLOGY –I

Matter waves, Schrodinger equation, Electron Confinement, Particle in a box, Density of States and Band Gap, Particle in a Coulomb Potential, Tunneling of a particle through Potential Barrier, Excitons, Idea of quantum well structure, quantum dots, quantum wires, Introduction to Density Functional Theory.

Arrangement of atoms, Two and three dimensional crystal structure, Reciprocal lattice, Quasi Crystals, Liquid Crystals, Planes in Crystal, Surface Crystallography, Surface Symmetry, Surface energy, Surface reconfiguration, Surface reconstruction and relaxation.

Physical Methods- High Energy Ball Milling, Melt Mixing, Physical Vapour Deposition, Ionized Cluster Beam Deposition, Laser Ablation, DC and RF Sputtering, Magnetron Sputtering, ECR Plasma Deposition, Ion Beam Techniques, Molecular Beam Epitaxy.

Chemical Method- Colloids and colloids in solution, Nucleation and growth of Nanoparticles, Synthesis of metal and semiconductor nanoparticles by colloidal route,Langmuir-Blodgett method, Microemulsions, Sol-Gel method.           

Nano Lithography- Lithography using Photon, Lithography using Particle beam, Soft Lithography.

X-Ray Diffraction (XRD), Atomic Scattering Factor, Bragg’s Law of Diffraction, Crystal Structure Factor, Diffraction from Nanoparticles,  Dynamic Light Scattering, X-Ray Diffractometer.