Syllabus

Introduction: Background, Approaches towards “Nano Technology”, Types of nanostructured materials, Emergence of nanotechnology, Challenges in nanotechnology.
Fundamentals of nanomaterials: Understanding of nanomaterials, Surface Energy, Stability and surface energy, Surface relaxation, Surface restructuring, Surface adsorption, Composition segregation
Synthesis of nanoparticles: Approaches towards synthesis of nanomaterials, Top-Down approach, Bottom-Up approach, Synthesis of nanoparticles by Nucleation and Growth principle, Nanoparticle synthesis by Homogeneous nucleation, Homogeneous Nucleation, Rate of nucleation, Growth, Growth – controlled by diffusion, Growth – controlled surface process, Comparison of growth mechanisms, Advantages of nanoparticle synthesis through solvent, Metal nanoparticle synthesis, Gold nanoparticle synthesis, Rhodium nanoparticle synthesis, Vapour phase synthesis, Solid phase synthesis, Nanoparticles through Heterogeneous Nucleation: Fundamental concepts
Bulk Nanostructured Materials: Introduction, Severe Plastic Deformation, Grain refinement mechanism during SPD, Methods of SPD, Equal channel angular pressing, High Pressure Torsion, Accumulative Roll Bonding, Mechanical alloying, Cryomilling, Ball Milling of Metal matrix Composites
Properties and Characterization of Nanostructured materials: Structural characterization, X-ray diffraction, Scanning Electron Microscopy, Transmission electron microscopy, Mechanical Characterization, Nanoindentation, Mechanical properties of nanocrystalline materials, Strength, Tensile ductility, Strain hardening, Strain rate sensitivity, Localized Deformation, Creep, Superplasticity, Deformation mechanisms, Hall-Petch relationship, Dislocation pile-up model, Grain Boundary Ledge Model, Limitations in the Extension of Hall–Petch Models to Nanocrystalline Metals

Students will acquire basic fundamental knowledge on different types of nanostructured materials

Students will get some idea on current cutting edge research trends on the nanostructured materials.

Students will be capable of applying the fundamental principles of materials’ physics and chemistry for the fabrication of different types of nanostructures.

Students will be able to apply the basic knowledge of nano-materials foe development of bulk nanostructured materials

1. Defining various types of nanostructured materials and their applications.
2. Understanding the prospects and challenges associated with nanostructured materials.
3. Realize the difficulties associated with synthesis of nanostructured materials and apply the fundamental concepts to explore possible routes for fabrication of the same.
4. Application of severe plastic deformation techniques for processing of bulk nanostructured materials.
5. Analysing the structural and mechanical characterization techniques used for nanostructured materials.
6. Establishing Structure-property relationship for comparing bulk- and nano- structured metallic materials.

Guozhong Cao, Nanostructures & Nanomaterials, Imperial College Press

Michael J. Zehetbauer and Yuntian Theodore Zhu, Bulk Nanostructured Materials, WILEY-VCH

Yury Gogotsi, Nanomaterials Handbook, CRC Press

R. Z. Valiev, A. P. Zhilyaev, T. G. Langdon, Bulk Nanostructured Materials: Fundamentals and Applications, Wiley