University of Waterloo

DEPARTMENT OF MECHANICAL ENGINEERING

ME 215 - Structure and Properties of Materials



Lecture # Week # Date Topic
1 1 May 1 Atomic arrangement: introduction
2 1 May 3 Short/long range
3 1 May 6 Unit cells
4 2 May 8 Transformations
5 2 May 10 Points, directions and planes
6 2 May 13 Interstitial sites, ionic crystals
7 3 May 15 Covalent structures
8 3 May 17 Imperfections: introduction; dislocations
9 3 May 22 Significance of dislocations
10 4 May 24 Schmid's law; influence of crystal structure
11 4 May 27 Point defects and surface defects
12 4 May 29 Mechanical testing: introduction
13 5 May 31 Tensile test; use of the stress-strain diagram
14 5 June 3 Properties obtained from the tensile test
15 5 June 5 Bend test for brittle materials
16 6 June 7 True stress-true strain; strain hardening, annealing
17 6 June 10 Cold-working
18 6 June 12 Strain hardening mechanisms
19 7 June 14 Properties vs. cold work; microstructure; residual stresses
20 7 June 17 Characteristics of cold working; annealing
21 7 June 19 Annealing and processing; hot working
22 8 June 21 Polymers: classification; chain formation
23 8 June 24 Polymerization; chains in thermoplastics
24 9 June 26 Deformation and failure of thermoplastics
25 9 June 28 Controlling the structure
26 9 July 3 Elastomers; thermosetting polymers
27 10 July 5 Impact test; properties obtained; fracture toughness; fracture mechanics
28 10 July 8 Origin, detection, prevention; determining fracture mechanisms in metal failures
29 10 July 10 Fatigue tests; results and application
30 11 July 12 Creep
31 11 July 15 Ceramics
32 12 July 17 Composites: introduction
33 12 July 19 Dispersion strengthened; true particulates
34 12 July 22 Fibre reinforced particulates; manufacturing particulates
35 13 July 24 Fibre reinforces systems
36 13 July 26 Laminar composites