Nano-Materials And Technology (Dept. Elec. II) (182104)  


Sr. Topics Teaching Hours Module Weightage

Introduction to nanomaterials and nanotechnology, historical developments. An overview of scope & applications of nanotechnology. Classifications and types of nanomaterials.

Basic understanding of various phenomena at nano scale namely size confinement, interfacial surface phenomena.

Introduction to basic building blocks namely atoms, molecules, self-assembly, carbon nanotubes, nanocrystals, nanoclusters, nanocapsules, fullerenes, quantum dots, and quantum wires and nanoporous materials.

Functional properties of nanomaterials such as physical, mechanical, electrical, magnetic, chemical and optical properties. Size dependence of material at nano scale. Bulk vs nano properties of materials.

Synthesis & fabrication techniques: ‘Top down’ vs ‘Bottom-up’ approach of synthesis. Review of synthesis methods namely sol-gel method, chemical vapour deposition, physical vapour deposition, sputtering, plasma deposition process, micro emulsion technique, inert gas condensation, mechanical milling, devitrification of amorphous phases, etc. Basics of nanofabrication techniques such as epitaxial growth, nanolithography & self-assembly

Consolidation methods for nanopowders such as cold isostatic pressing (CIP), hot isostatic pressing (HIP), Dynamic compaction, Conventional and Microwave sintering. Diffusion and growth kinetics of nanostructured materials during sintering. Effect of grain size on mechanical properties of nano structured materials.

Characterization of nanomaterials. An introduction to characterization techniques like transmission electron microscopy (TEM), scanning tunneling microscopy (STM), scanning probe microscopy (SPM), atomic force microscopy (AFM) etc.

Applications of nanomaterials namely nanograined structural materials & nanocomposites, nanomagnetic materials, chemical applications etc.