1. PY3090 Preparation of Materials Lecture 1 Colm Stephens School of Physics

2. Text Books Materials Science & Engineering An Introduction William D Callister, Jr. S-LEN 620.11 53*5;1 …. 10 Introduction to Materials Science for Engineers James F Shackelford 620.11 M56*5

3. Historical Perspective

4. Metals

5. Ceramics

6. Semiconductors

7. Polymers

8. Bonding Metallic Bonding

9. Bonding Covalent Bonding

10. Bonding Ionic Bonding

11. Bonding Van der Waals Bonding

12. Types of bonding in engineering materials Si, CdS Covalent or ionic/covalent Semiconductors Polyethlyne Covalent and secondary Polymers Silica (crystalline and amorphous) Ionic/covalent Ceramics and Glasses Iron, CuMetallicMetal ExampleBonding CharacterMaterial Type

13. 7 Crystal Systems 14 Crystal (Bravais) Lattices

14. Atomic Packing Factor Homework Calculate the APF for (Primitive) cubic BCC FCC