Lecture Outlines 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)
Creep (2 lectures)
Introduction
Mechanisms of Creep Deformation
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
Grading
Exams (3) | 30% each |
Problem Sets | 10% |