ME 228 (JAN) 3:0
Materials and Structure Property Correlations
 

Atomic structure of materials, atomic bonding, crystal structure point, line and areal defects in crystal structure, dislocation concepts of plastic deformation, critical resolved shear stress, Interactions between dislocations and work hardening, fracture-microscopic descriptions, strengthening, mechanisms of metals, fatigue and creep, corrosion, ceramics-microstructures, flow and fracture, effect of thermal stresses, toughening mechanisms, composites, fibre reinforced and particulate composites.

Contents to be Taught by M.S. Bobji

• Introduction

• Atomic structure

      Electrons, Tunneling, STM

      Orbitals,  Dipole interactions.

      Interaction of electrons with matter - SEM, TEM, Auger

      Atomic bonding - ionic, covalent, Vanderwalls, Hydrogen bonds

      Interatomic potentials, AFM

• Crystal Structure

       Elastic Modulus

       Point, Line and Areal defects

• Dislocations

      Theoretial strength, plastic deformation, critical resolved shear stress

      Interactions between dislocations and work hardening