COURSE UNIT TITLE

: SURFACE ENGINEERING

Description of Individual Course Units

Course Unit Code Course Unit Title Type Of Course D U L ECTS
MME 5055 SURFACE ENGINEERING ELECTIVE 3 0 0 7

Offered By

Graduate School of Natural and Applied Sciences

Level of Course Unit

Second Cycle Programmes (Master's Degree)

Course Coordinator

PROFESSOR DOCTOR UĞUR MALAYOĞLU

Offered to

M.Sc. Metallurgical and Material Engineering
Metallurgical and Material Engineering
Metallurgical and Material Engineering

Course Objective

This course aims to provide an understanding of the role that surfaces play in materials behavior; concentrating on corrosion and wear processes, to introduce the concepts of surface engineering and how surface engineering may be used to optimize a components performance and to introduce suitable analytical techniques used to evaluate and characterize surfaces and thin samples.

Learning Outcomes of the Course Unit

1   Demonstrate an understanding and critical awareness of the concepts of surface engineering
2   Demonstrate a sound knowledge for the systematic application of alternative technologies used to fabricate coating systems.
3   Demonstrate knowledge and understanding of the physics and chemistry of physical vapour deposition and chemical vapour deposition, and their relevance to industry.
4   Demonstrate knowledge and critical awareness of plasma/surface interactions and their relevance to industry.
5   Demonstrate understanding and critical awareness of current principles of optical coating design
6   Critically evaluate the microstructure characteristics used to describe materials
7   Recommend techniques used to characterise the surface and explain the principles behind their operation.

Mode of Delivery

Face -to- Face

Prerequisites and Co-requisites

None

Recomended Optional Programme Components

None

Course Contents

Week Subject Description
1 Fundamental of surface engineering 1.1 Introduction: Engineering components, surface dependent properties and failures, importance and scope of surface engineering. 1.2 Surface and surface energy: Structure and types of interfaces, surface energy and related equations. 1.3 Surface engineering: classification, definition, scope and general principles.
2 Conventional surface engineering practices 2.1. Surface engineering by material removal: Cleaning, pickling, etching, grinding, polishing, buffing / puffing (techniques employed, its principle). Role and estimate of surface roughness 2.2. Surface engineering by material addition: From liquid bath - hot dipping (principle and its application with examples). 2.3 Surface engineering by material addition: Electro-deposition / plating
3 Conventional surface engineering practices (Cont.) 3.1. Surface modification of steel and ferrous components: Pack carburizing (principle and scope of application). 3.2. Surface modification of ferrous and non ferrous components: Aluminizing, calorizing, diffusional coatings (principle and scope of application). 3.3 Surface modification using liquid/molten bath: Cyaniding, liquid carburizing 3.4 Surface modification using gaseous medium:
4 Advanced surface engineering practices, Quiz 1 4.1. Surface engineering by energy beams: General classification, scope and principles, types and intensity/energy deposition profile. 4.2. Surface engineering by energy beams: Laser assisted microstructural modification surface melting, hardening, shocking and similar processes.
5 Advanced surface engineering practices (Cont.) 5.1. Surface engineering by energy beams: Electron beam assisted modification and joining. 5.2. Surface engineering by energy beams: Ion beam assisted microstructure and compositional modification. 5.3. Surface engineering by spray techniques: Flame spray (principle and scope of application).
6 Mid term examination
7 Advanced surface engineering practices (Cont.) 7.1. Surface engineering by spray techniques: Plasma coating (principle and scope of application). 7.2. Surface engineering by spray techniques: HVOF, cold spray (principle and scope of application). 7.3. Characterization of surface microstructure and properties (name of the techniques and brief operating principle).
8 Surface coatings and surface modifications 8.1. Evaporation - Thermal / Electron beam 8.2. Sputter deposition of thin films & coatings DC & RF 8.3. Sputter deposition of thin films & coatings Magnetron & Ion Beam
9 Surface coatings and surface modifications (Cont.) 9.1. Hybrid / Modified PVD coating processes 9.2. Chemical vapor deposition and PECVD 9.3. Plasma and ion beam assisted surface modification 9.4. Surface modification by Ion implantation and Ion beam mixing
10 Characterization of coatings and surfaces Quiz 2 10.1.Measurement of coatings thickness 10.2.porosity & adhesion of surface coatings 10.3.Measurement of residual stress & stability 10.4.Surface microscopy & topography by scanning probe microscopy 10.5.Spectroscopic analysis of modified surfaces
11 Functional Coatings & Applications 11.1.Functional and nano-structured coatings and their applications in photovoltaics, bio- and chemical sensors 11.2. Surface passivation of semiconductors & effect on electrical properties 11.3. Surface engineering of polymers and composites 11.4. Thin film technology for multilayers & superlattices for electronic, optical and magnetic devices 11.5. Modeling
12 Mid term examination
13 Case Study
14 Project Evaluation

Recomended or Required Reading

Nanostructured Coatings, Albano Cavaleiro and Jeff Th. M. De Hosson, 2006, Springer
Introduction to Surface and Thin Film Processes, John A. Venables 2003, Cambrıdge Unıversıty Press
ASM Handbook Volume 05:
Surface Engineering, 1994

Planned Learning Activities and Teaching Methods

Practice + Quiz+Midterm Exam

Assessment Methods

SORTING NUMBER SHORT CODE LONG CODE FORMULA
1 MTE1 MIDTERM EXAM1
2 MTE2 MIDTERM EXAM2
3 ASG1 ASSIGNMENT1
4 ASG2 ASSIGNMENT2
5 FIN FINAL EXAM
6 FCG FINAL COURSE GRADE MTE1 * 0.40 + MTE2 * 0.40 + ASG1 +ASG2/2 * 0.20 * 0.40 +FIN * 0.60
7 RST RESIT
8 FCGR FINAL COURSE GRADE (RESIT) MTE1 * 0.40 + MTE2 * 0.40 + ASG1 + AGS2/2 * 0.20 * 0.40 + RST * 0.60


*** Resit Exam is Not Administered in Institutions Where Resit is not Applicable.

Further Notes About Assessment Methods

There will be 2 quiz during the term and if needed home works will be given

Assessment Criteria

All exams will be evaluated according to learning outcomes 1-7.

Language of Instruction

English

Course Policies and Rules

At least %70 of attendance to lectures are compulsory

Contact Details for the Lecturer(s)

Office tel: 301 7475
E-Mail: ugur.malayoglu@deu.edu.tr

Office Hours

Wednesday: 10.00-12.00
Friday : 9.30-11.30

Work Placement(s)

None

Workload Calculation

Activities Number Time (hours) Total Work Load (hours)
Lectures 12 3 36
Preparations before/after weekly lectures 12 3 36
Preparation for midterm exam 2 10 20
Preparation for quiz etc. 2 10 20
Preparation for final exam 1 10 10
Midterm 2 10 20
Quiz etc. 2 7 14
Final 1 12 12
TOTAL WORKLOAD (hours) 168

Contribution of Learning Outcomes to Programme Outcomes

PO/LOPO.1PO.2PO.3PO.4PO.5PO.6PO.7PO.8PO.9PO.10PO.11PO.12PO.13PO.14
LO.143432233443
LO.2454433253433
LO.3333312234433
LO.4232322222454
LO.533433243433
LO.65544235224355
LO.75443343234344