Particle Characterization

IIT Madras Course , Prof. R. Nagarajan

Lecture 1: Introduction: Why study particle characterization?

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Lecture Details :

Particle Characterization by Dr. R. Nagarajan, Department of Chemical Engineering, IIT Madras.For more details on NPTEL visit http://nptel.iitm.ac.in

Course Description :

Introduction: Need for studying particle characteristics; Typical industrial applications; emerging nano-particle technologies; microelectronics applications - Single Particle: Concept & Definition; Particle Surface; Surface-Fluid Interactions; Sub-Surface Region; Internal Grain Boundaries; Interior of Particle; Size; Shape - Particulate Assemblies: Description & Properties; Statistical Concepts; Mean Diameters & Shape Factors; Distribution Functions & Models; Surface Area & Specific Surface Calculations - Fine Particle Characterization: Size Analysis & Sampling; Shape Determination Methods; Pattern Recognition & Feature Extraction; Particle Signature & Meloy Equations; Property Representation - Physico-Chemical Properties: Visual Appearance; Absorption; Electrical Properties; Transport Properties; Adhesion & Deposition; Removal from Surfaces; Magnetism; Thermal Conductivity; Aggregation, Coagulation & Restructuring; Chemical Properties - Applications: Dust Explosions; Dust Flame Propagation; Health Hazards; Deserts & Sand Movement; Hazard Potential of Heat-Transfer Fluids; Atmospheric Aerosols; Nano-technology.

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