Lecture 1: Introduction to Nanomaterials
Lecture Details :
Nanostructures and Nanomaterials: Characterization and Properties by Characterization and Properties by Dr. Kantesh Balani & Dr. Anandh Subramaniam,Department of Nanotechnology,IIT Kanpur.For more details on NPTEL visit http://nptel.ac.in.
Course Description :
Overview of Nanostructures and Nanomaterials: classification - Crystalline nanomaterials and defects therein. Hybrid nanomaterials - Multiscale hierarchical structures built out of nanosized building blocks (nano to macro).Nanomaterials in Nature: Nacre, Gecko,Teeth - Nanostructures: Carbon Nanotubes, Fullerenes, Nanowires, Quantum Dots. Applications of nanostructures. Reinforcement in Ceramics, Drug delivery, Giant magnetoresistance, etc. Cells - response to Nanostructures
Surfaces and interfaces in nanostructures. Ceramic interfaces, Superhydrophobic surfaces, Grain boundaries in Nanocrystalline materials, Defects associated with interfaces - Thermodynamics of Nanomaterials - Overview of properties of nanostructures and nanomaterials. How the performance of nanomaterials come about: sizestructure-Mechanism-property-performance pathway - Overview of characterization of nanostructures and nanomaterials - Focus on: Brunauer-Emmett-Teller (BET) technique, Transmission Electron Microscopic techniques, Auger Electron Spectroscopy, X-ray Photoelectron Spectroscopy. Electron Energy Loss Spectroscopy - Deformation behaviour of nanomaterials. Fracture and creep - Nanomechanics and nanotribology - Electrical, Magnetic and Optical properties