AMECM1102: Core Engineering 1, Materials Science

Welcome to ECM1102

AMECM1102: Core Engineering 1, Materials Science

Outline of talk

• Personal Background

• Motivation for studying Materials Engineering

• Course Structure/Syllabus/Textbooks

• Course Work/Assessment

• Academic honesty

• Engineering Materials and their properties

AMECM1102: Core Engineering 1, Materials Science

Dr Arnaud Marmier

Lecturer in MetamaterialsBorn in Pontarlier (France)

PhD in Molecular Physics at University of Franche-Comte

Department of Physics (Queen’s University, Belfast)

Department of Earth Sciences (University of Cambridge)

Department of chemistry (University of Bath)

AMECM1102: Core Engineering 1, Materials Science

Research

Basic Research: Solid state PhysicsComputational modelling of materials/properties

Atomic scale

Applications:Metamaterials (Negative Poissons’ ratio, Negative

Thermal Expansion, Phase change materials)

Structural stability in space

Solid state memory devices

AMECM1102: Core Engineering 1, Materials Science

Materials Engineering

Performance = f(design,construction)

Choice of materials

Workmanship

⇒

⇓

⇑

⇑PropertiesComposition

Atomic Arrangement}Detailed atomic structure key to understanding

AMECM1102: Core Engineering 1, Materials Science

Learning Materials Engineering

Different approaches:

• Bottom-up (physics)• Top-Down (Engineering)

• Properties• Materials type

• Increasing detail along your programme (expect repetition of concepts)

Materials Science

part physicspart chemistrypart engineering

AMECM1102: Core Engineering 1, Materials Science

Course Structure

LECTURES• 2 Lectures per week• Monday 5PM and Tuesday 5PM

TUTORIALS• 1 tutorial per week• Monday 11AM or Wednesday 12AM, or Friday

10AM

AMECM1102: Core Engineering 1, Materials Science

Text Book

Ashby & Jones 1 (UK, top down, property)• Main text book (whichever edition)• On-line: http://0-www.myilibrary.com.lib.exeter.ac.uk/Browse/Open.asp?ID=75450

Ashby & Jones 2 (UK, Materials type)• Optional

Callister (US, bottom up, property+Mat. type)• Optional

AMECM1102: Core Engineering 1, Materials Science

Syllabus

1. Introduction2. Elastic Moduli3. Poisson’s ratio4. Bonding between atoms5. Packing of atoms in solids6. Physical basis of Young’s

modulus7. Case study of modulus limited

design8. Yield and tensile strength9. Dislocations and yelding10. Strengthening methods and

plasticity11. Case study in yield limited

design

1. Thermal properties2. Fast fracture and toughness3. Creep Deformation and fracture4. Oxidation of materials5. Friction and wear

7. Electrical properties8. Magnetic properties9. Optical properties

11. Price and availability

AMECM1102: Core Engineering 1, Materials Science

Course Work

• Weekly reading

• Homework (for tutorial), mostly from Ashby

• 10 minutes quiz during tutorials

AMECM1102: Core Engineering 1, Materials Science

Assessment

• Coursework

• Test (January)

• Exam (May/June)

AMECM1102: Core Engineering 1, Materials Science

Academic Honesty

Cheating

DisciplineWireless off

AMECM1102: Core Engineering 1, Materials Science

Recipe for LearningLectures

Tutorials

Reading

Weekly homework

Weekly quizzes

Coursework

Final test

Exam

• ASHM• ASHM• You• You• You• You• You• You

=> Partnership

AMECM1102: Core Engineering 1, Materials Science

Engineering Materials

AMECM1102: Core Engineering 1, Materials Science

Properties

AMECM1102: Core Engineering 1, Materials Science

AMECM1102: Core Engineering 1, Materials Science

Classes of Materials

AMECM1102: Core Engineering 1, Materials Science

Example 2

Fan Blades: modulus, strength, toughness, surface wear, fatigue, corrosion, density => Titanium alloys, CFRP

Turbine Blades: modulus, strength, toughness, surface wear, fatigue, corrosion, density, creep => Nickel based alloys

AMECM1102: Core Engineering 1, Materials Science

Conclusion

Summary:• Materials property

• Classes of materials

Reading• Ashby chap1

CW:No CW :0)

AMECM1102: Core Engineering 1, Materials Science

Example 3