Syllabus

Introduction (1 lecture)

Types of Mechanical Behaviour; Relevance, Measurement, Data
Macroscopic, Continuum Behaviour
Physical Mechanisms Controlling Behaviour
Material Design and Selection

Elasticity (5 lectures)

Introduction
Stress, Strain, Compliance and Stiffness Tensors
Physical Origin of Elastic Moduli
Rubber Elasticity
Control of Modulus
Composites, Thermoelastic Analysis of Multilayers
Cellular Solids

Linear Viscoelasticity (3 lectures)

Introduction
Spring-Dashpot Models
Dynamic Mechanical Measurements
Time-Temperature Equivalence for Amorphous Polymers
Mechanisms of Linear Viscoelasticity
Viscoelasticity in Biomaterials

Plasticity (5 lectures)

Introduction
Equations of Plasticity
Dislocation Mechanics
Mechanism of Low Temperature Plasticity
Microstructural Strengthening Mechanisms in Metals

Creep (2 lectures)

Introduction
Mechanisms of Creep Defomation
Deformation Mechanism Maps
Creep Fracture
Material Design Against Creep

Fracture (3 lectures)

Griffith Fracture Theory; Energy Release rate; Fracture Modes
Linear Elastic Fracture Mechanics: Plane Crack Problem
Role of Crack Tip Plasticity; Plane Stress vs. Plane Strain
Case Study: Laser Linking of Interconnects

Fatigue (3 lectures)

Case Study: Fatigue Cracking in Boeing 747
Fatigue: Stress-Life vs. Strain Life Approach
Fatigue Crack Growth; Fatigue Striations

30% Each Exam
10% Problem Sets