Atomic Structure

Atomic Bonding

Space Lattice

Crystal System & Lattice Types

Crystal Structure and Complex Lattice

Interstices in Typical Crystals of Metals

Indices of Crystal Planes and Directions

Hexagonal Axes for Hexagonal Crystals

Some Important Crystallographic Formulas

Standard Projection

Stacking Mode of Crystals

Some Additional Terminology in Crystallography

Basic concepts of alloys

Factors Affecting the Structure of Alloy Phase

Solid Solution

Superlattice

Application of S.S.

Some Rules Governing the Ionic Compounds

Crystal Structure of Ceramic Materials

Intermetallic Compounds (Intermetallic Phases)

Normal valence compounds or valence compounds

Electron phases/Electron compounds

Size Factor Compounds

Silicates

Summary

Introduction

Slip Systems

Change in Reference Direction & Reference Places during Slip

Slip in Uniaxial Tension and Compression——Rotation of Crystal

Strain Hardening (Work-hardening)

Surface Morphology of Crystal After Slip

Twinning (I) —— Microscopic Aspect

Twinning (II) —— Macroscopic Aspect

Comparison Between Slip and Twinning

Basic Features of The Plastic Deformation of Polycrystals

Introduction

Point defects

Origin of Concept for Dislocation

What’s Dislocation

Burgers Circuit and Burgers Vector

Dislocation in Motion

Starting Force of Dislocation——Peierls-Nabarro (P-N) Stress

Summary —— Properties of Dislocation

The Stress Field Around a Dislocation

Elastic Energy and Line Tension of Dislocation

Forces on Dislocation

Interaction between Dislocation

Interaction between Dislocation and Point Defect

Multiplication of Dislocations

Pile up of Dislocation

Intersection of Dislocations

Dislocations in FCC Crystal

Thompson’s Tetrahedron

Reaction between Dislocation

Simple Applications of Dislocation Theory

Introduction

Fick’s Laws

Steady State Diffusion

Non-Steady-State Diffusion

Concentration Dependence of D

Kirkendall Effect and Partial Diffusion Coefficients

Reaction Diffusion (Diffusion in Multiple Phase Zone)

Defussion Thermodynamics

Diffusion Mechanism

Empirical Rule for Diffusion