1. Crystalline Solids..........................................................7
1.1. Introduction
1.2 Lattice
1.3 Basis
1.4 Translational Vectors
1.5 Primitive Unit Cell
1.6 Symmetry Operations
1.7 Different Types of Lattices
1.8 Miller Indices
1.9 Interplaner Distances
1.10 SC, BCC and FCC Structures
1.11 Packing Fraction (PF)
1.12 Crystal Structures – NaCl, Diamond, CsCl, ZnS, HCP
1.13 Concept of Reciprocal Lattice
1.14 Properties of Reciprocal Lattice
• Solved Problems
• Summary
• Exercise

2. Crystal Structure Determination...................................67
2.1 Introduction
2.2 Bragg’s Diffraction
2.3 Bragg’s Law
2.4 X-ray Diffraction Methods
2.4.1 Laue Method
2.4.2 Bragg’s Spectrometer
2.4.3 The Powder Crystal Method (Debye Scherrer Method)
2.4.4 Analysis Cubic Crystal by Powder Method
2.5 Ewald’s Construction
2.6 Bragg’s Diffraction Condition in Direct and Reciprocal Lattice
• Solved Problems
• Exercise

3. Free Electron and Band Theory of Metals.....................98
3.1 Introduction
3.2 Assumptions of Classical and Sommerfeld Free Electron Model
3.2.1 Classical Free Electron Model 3.2.2 Sommerfeld Free Electron Model
3.3 Energy Levels and Density of States in One Dimension
3.3.1 Energy Levels 3.3.2 Density of States in One Dimension 3.3.3 Three-Dimensional Case 3.3.4 Density of States in Three Dimension
3.4 Nearly Free Electron Model
3.5 Fermi Energy
3.6 Fermi Level
3.7 Hall Effect
3.8 Mobility
3.9 Hall Angle
3.10 Band Theory of Solids – 3.10.1 Origin of Energy Gap 3.10.2 Energy Bands in Solids
3.11 Distinction between Metals, Insulators and Semiconductors
3.12 Diamagnetism
3.13 Para magnetism
3.14 Ferromagnetism
3.15 Hysteresis
3.16 Variation of magnetic susceptibility with temperature
3.17 Curie Weiss Law
3.18 Superconductor as example of perfect diamagnet
• Solved Problems
• Summary
• Exercise