NOC:Properties of Materials (Nature and Properties of Materials-III)

Lecture 1 - Introduction to the Course

Lecture 2 - Basic Material Properties - Stress and Strain Tensor

Lecture 3 - Normal and Shear Stress and Transformation of Axes

Lecture 4 - Transformation of Axes and Principle Stresses

Lecture 5 - True and Engineering Stress and Strain

Lecture 6 - Illustration to True and Engineering Stress and Strain

Lecture 7 - Tensor Notation of Strain

Lecture 8 - Introduction to Elasticity and Elastic Properties

Lecture 9 - Theory of Elasticity

Lecture 10 - Atomic Basis of Elasticity

Lecture 11 - Elasticity of Different Materials, Design of Composites

Lecture 12 - Composites, Anelastic Behaviour

Lecture 13 - Stress-Strain Curve and Anelasticity

Lecture 14 - Mechanism of Anelasticity

Lecture 15 - Relaxation Time and Damping Capacity

Lecture 16 - Plastic Deformation of Materials

Lecture 17 - True and Engineering Stress-Strain Curves

Lecture 18 - Necking Phenomenon During Tension Test

Lecture 19 - Microscopic Mechanism of Plastic Deformation

Lecture 20 - Introduction to Slip

Lecture 21 - Slip Systems

Lecture 22 - Resolved Shear Stress

Lecture 23 - Critical Resolved Shear Stress

Lecture 24 - Theoretical Strength and Role of Dislocations

Lecture 25 - Dislocations and Slip - I

Lecture 26 - Dislocations and Slip - II

Lecture 27 - Dislocations and Peirells Nabarro Stress

Lecture 28 - Dislocation Generation: Frank Read Source

Lecture 29 - Dislocations and Strengthening

Lecture 30 - Strain Hardening

Lecture 31 - Grain Boundary Strengthening

Lecture 32 - Solid Solution Strengthening

Lecture 33 - Precipitation Hardening

Lecture 34 - Electrical Conduction in Metals

Lecture 35 - Free Electron Theory

Lecture 36 - Fermi-Dirac Statistics and Electronic conductivity of Metals

Lecture 37 - Fundamental of Semiconductors

Lecture 38 - Band Theory

Lecture 39 - Intrinsic Semiconductors

Lecture 40 - Extrinsic Semiconductors