For each chapter, understand fully each of the homework problems.
Ch. 10. Phase Transformations in Metals
Why metastable microstructures occur when not cooling extremely slow.
Role of nucleation and diffusion in the formation of microstructures.
What TTT plots are and how they are derived from isothermal transformation diagrams.
Temperature dependence of nucleation and diffusion.
What ferrite+cementite microstructures form.
What singles out martensite from other microstructures.
Calculate the percentage of different microstructures that form for different ways of
What is tempered martensite and how it differs from martensite and bainite.
Reason for different properties of different microstructures.
Ch. 11. Thermal Processing of Metal Alloys
Reasons why thermal processing is done.
What is austenizing and the difference between normalizing, full annealing and
How cooling rates depend on the size of a metal piece and distance to the surface.
Why cooling rate is related to hardness.
What is hardenability and why it depends on alloying.
How is hardenability measured.
What steps are involved in precipitation hardening (aging).
What is solution hardening.
What are the conditions for precipitation hardening.
Calculate the temperature and time constraints of aging that will produce desired
What is overaging.
Ch. 13. Ceramics - Structures and Properties
Different types of ceramics.
General properties of ceramics.
Type of bonds involved in ceramics.
The role of charge neutrality.
How the cation and anion radii influence coordination and structure.
How to calculate density or crystal structure given other properties.
Distinguish different crystal structures.
What are silicate ceramics and why are they important.
Why is the silicate tetrahedron not a unit cell.
Type of imperfections and resulting charges.
How charge defects appear when impurities are added and how to calculate them.
How ceramics fracture and the difference with metals..
What is the difference in behavior to compressive or tensile loads.
The different forms of plastic deformation in crystalline and amorphous ceramics.
Ch. 14. Ceramics - Applications and Processing
What is the glass transition temperature.
Identify melting, working, softening, and annealing points.
What is tempered glass and why it is stronger than non-tempered glass.
Ch. 15. Polymer Structures
What is a polymer.
What are the general properties of polymers.
Which are the primary and secondary bonding.
How the properties of a chain depends on whether C-C bonding is single or
That polymer chains have a distribution of size and mass.
What are isomers.
How to calculate mer mass and mean mer mass for a copolymer.
How to calculate degree of polymerization.
What are linear, branched, cross-linked, and network structures and how they affect
properties such as ability to crystallize, melting point, etc.
How molecular configuration affects properties.
Identify different type of radical side groups.
Identify graft, block, and random co-polymers.
Identify parts in the structure of a polymer lamellae.