M. Eng. Materials and Metallurgical Engineering

Master of Engineering in Materials and Metallurgical Engineering

M. Eng. Materials and Metallurgical Engineering

A. List of Academic Staff

Name	Status and Qualifications	Research Interests
Rasheedat M. Mahamood	Reader & Ag. Head of Department B.Eng. (FUT, Minna); M.Eng. (Ilorin); Ph.D. (Johannesburg); R. Engr (Nigeria)	Laser Material Processing, Renewable Energy materials development, Additive Manufacturing/3D printing and Material Characterization,
J. K. Odusote	Professor B.Sc. (OAU, Ile-Ife); M.Sc. (Ibadan); Ph.D. (Witwatersrand); R. Engr (Nigeria)	Materials development and characterization, corrosion and high temperature oxidation, Failure analysis, Biomass to solid fuel
Y. L. Shuaib- Babata	Reader B.Eng., M.Eng. (Ilorin); Cert. DPMIS (Ilorin); PGDE (NOUN); Ph.D (FUT, Minna); R. Engr (Nigeria)	Corrosion, Production Engineering and Plant Design
I. I. Ahmed	Reader B.Eng. (ABU, Zaria); M.Sc., Ph.D. (Manchester); R. Engr (Nigeria)	Corrosion, Materials Performance and Degradation
J. A. Adebisi	Senior Lecturer B.Eng. (FUT, Akure); M.Sc., Ph.D. (Lagos); R. Engr (Nigeria)	Materials development and characterisation, modelling and simulation of metallurgical and materials processes, Waste recycling.
S. I. Talabi	Senior Lecturer B.Eng. (FUT, Akure); M.Sc. (Lagos); Ph.D. (Sao Carlos); R. Engr (Nigeria)	Foundry Technology and Material Characterisation
Y. O. Busari	Lecturer I B.Eng. (Ilorin); M.Sc. (Lagos); Ph.D. (UiTM, Malaysia); R. Engr (Nigeria)	Sustainable materials development, computational mechanics, advanced material design, multiscale and Multiphysics modelling, Material failure analysis.

B. Introduction

The growing manpower need for research and teaching in industries and higher educational institution inform the establishment of postgraduate degree (M. Eng. and Ph.D.) in Materials and Metallurgical Engineering in three key options currently available in the Department. Candidates have the option of choosing, based on interest, from the areas outlined as follows: Electrochemistry and corrosion; Metallurgy (ferrous and nonferrous), and Advanced Engineering Materials (Advanced composite materials, nanomaterials, and biomaterials.)

C. Philosophy
The philosophy of Master of Engineering degree in Materials and Metallurgical Engineering are as follow:

training of skilled man power fortified with analytical reasoning and creative innovation for sustainability of indigenous metallurgical and materials industries
acquisition and dissemination of technological knowhow for the development of nations‘ abundant solid minerals for socio-economic benefits; and
provision of middle level manpower for research and academic institution, capable of conducting meaningful research directed towards national development and growth of the industry.

D. Aim and Objectives

The aim of the programme is to impart theoretical and research training skills required for the award of Master of Engineering (M.Eng.) degree in Materials and Metallurgical Engineering.

The objectives of the programme are to:

train skilled manpower that will meet the technological needs and strengthen human capacity building of the nation;
develop high calibre professionals with the capability of training and educating young aspiring materials and metallurgical engineers in various higher educational institutions; and
prepare younger generation for further academic studies and to meet the challenges of technological innovations through analytical reasoning and creative ingenuity.

E. Admission Requirements

The following are admission requirements for M. Eng. Materials and Metallurgical Engineering programme:

candidates must have five Credit passes including English, Mathematics, Physics and Chemistry at the Ordinary level;
candidates must hold Bachelor degree with at least second class (lower division) in Materials and Metallurgical Engineering and other relevant engineering degree programmes from approved University to be eligible for admission, and
candidates with an Upper Credit pass in the Postgraduate Diploma (PGD), in a relevant Engineering discipline, from a recognised University may also be considered for the admission.

F. Duration of the Programme

The duration for Master degree in Materials and Metallurgical Engineering shall include the time for taught course works and scientific research (dissertation) detailed as follow:

Full Time: 18 months – 24 months
Part Time: 24 months – 36 months

G. Detailed Course Description

MME 801 Defects in Crystals 2 Credits

Types of imperfection: Point defects in metallic and non-metallic crystals, Irradiation of solids, Point defect concentration and annealing. Line defects: Edge and screw dislocations, The Burgers vector, Mechanisms of slip and climb, Strain energy associated with dislocations and Dislocations in ionic structures. Planar defects: grain boundaries, twin boundaries, extended dislocations and stacking faults in close- packed crystals. Volume defects: Void formation and annealing, Irradiation and voiding, Voiding and fracture. Defect behaviour in common crystal structures: Dislocation vector diagrams and the Thompson tetrahedron, Dislocations and stacking faults in FCC, HCP and BCC structures. Stability of defects: dislocation loops, voids and nuclear irradiation effects. Dislocation energies and motions and their relation to mechanical properties. 30h (T); C

MME 802 Advanced Composite Materials 2 Credits

Composites in materials selection. Properties, production and characterisation of reinforcements: fibres, whiskers, and particulates. Matrix Materials: polymers, metals and ceramics. Manufacturing techniques including liquid phase and solid phase techniques. Special problems in composites: failure mode, bonding, inter laminar failure and elastic and thermal stress concentration. Recycling of composites. 30h (T); E

MME 803 Advanced Ceramics Materials 2 Credits

Overview of ceramics and classification; structure and stability of ceramics. Methods used in ceramics fabrications and their relationships to the structure and properties. Processing operations: materials preparation, forming and sintering. Manufacturing processes for refractories, glasses, and special ceramics. Macro and microstructures of ceramics. Effect of thermal and chemical treatments. 30h (T); C

MME 804 Fundamentals of Biomaterials 2 Credits

Classifications of biomaterials: metallic; polymeric; ceramic; and composite materials, typical structures and properties for biomedical applications. Definitions of biocompatibility and critical design criteria of biomedical devices. Introduction to bone and tissue. Case consideration of replacement joints. Biomaterials for heart repair. Reconstructive surgery. Ophthalmic. Dental materials. Drug delivery systems. 30h (T); E

MME 805 Introduction to Nanomaterials 2 Credits

Techniques that are used in synthesis and growth of nanostructures, including clusters, nanodots, Nano wells, nanotubes, nanowires, nanocomposite particles, nanostructured thin films and multi-layers; patterning and self-assembly techniques; thermodynamics and kinetics of nanostructures; characterization techniques for nanostructures. Unique properties of nanomaterials: mechanical, electronic, magnetic, optical. Nanotechnology applications. 30h; E

MME 806 Smart Materials 2 Credits

Natural and technological smart materials and systems; basic principles and material properties of smart transducers; bottom-up and top-down approaches to fabrication of smart systems. Fundamental and technological limits to miniaturisation and integration prospects for future smart materials and devices; fibre optic sensor systems; magneto restrictive materials; micromachined electromechanical systems (MEMS); piezoelectric and electro strictive ceramics; piezoelectric polymers; shape- memory alloys and polymers. 30h (T); E

MME 807 Aerospace Materials 2 Credits

Introduction to aerospace materials; material requirements for aerospace structures and engines; production and casting of aerospace metals; processing and machining of aerospace metals: aluminium alloys for aircraft structures; titanium alloys for aerospace structures and engines; magnesium alloys for aerospace structures; steels for aircraft structures; superalloys for gas turbine engines; polymers for aerospace structures; fibre-polymer composites for aerospace structures and engines; metal matrix, fibre-metal and ceramic matrix composites for aerospace applications; wood in small aircraft construction. Fracture-toughness properties; fatigue of aerospace materials. Disposal and recycling of aerospace materials. 30h (T); E

MME 808 Advanced Research and Experimental Techniques 2 Credits

Overview of the research process, literature search, initial steps in the planning of experiments, research methods, mechanical testing, characterization methods, data collection, interpretation of results findings, report writing, results presentation and publications. Guidelines on journal articles publication. 30h (T); C

MME 809 Powder Metallurgy 2 Credits

Powder metallurgy compared with other manufacturing process. Manufacture of metal powders. Mixing and blending. Compacting of powder, press and die design. Sintering operation. Modern powder metallurgy methods. Application of powder metallurgy parts. 30h (T); C

MME 810 Casting and Weldin 2 Credits

Casting methods including ingot casting, continuous casting, sand casting, die casting, investment casting, shell moulding, and advanced casting techniques. Cast structures, grain refinement and casting defects. Welding design, welding procedures for cast iron. Metallic alloys and non-metals. Fusion welding processes. Weld defects, weld inspection, brazing, and soldering. Overview of heat affected zone in different materials. 30h (T); E

MME 811 Principle of Metal Working 2 Credits

Hot working: hot rolling, extrusion, and forgings. Cold working: cold rolling, pressing, impact extrusion, drawing, and sheet metal forming. Residual stresses and the effect of heat treatment on formed products. 30h (T); E

MME 812 Advanced Mineral Processing 2 Credits

Minerals of economic importance: metallic and industrial. Comminution techniques, size classification, hydro cyclones. Gravity, electrostatic and magnetic separations. Flotation: surface chemistry, reagents, on-stream analysis, process optimization, oxide flotation. De-watering and tailings disposal, water pollution control, closed circuit operation. Design of mineral processing plant. Process analysis, simulation, optimization, and control. 30h (T); E

MME 813 Advanced Iron and Steelmaking 2 Credits

Raw materials and their processing. Fundamental thermodynamic and kinetic aspects of iron and steelmaking reactions. Composition, structure, properties and performance of fluxes, slags and refractories. Direct reduction processes. Ironmaking in the blast furnace. External treatment of hot metal. Converter processes and electric furnace steelmaking. Ladle metallurgy operations including deoxidation, desulfurization, sulphide shape control, inert gas rinsing, and vacuum reactors. Factors affecting the formation and removal of inclusions. Secondary refining processes: AOD, VAD, VOD, VAR, and ESR. Ingot manufacture and continuous casting. Plasma applications in iron and steelmaking. Environmental control, automation, energy minimization, and process optimization. 30h (T); E

MME 814 Non-Ferrous Metallurgy 2 Credits

The application of the principles of thermodynamics, kinetics, and heat and mass transfer to the extraction and refining of non-ferrous metals. Common base metals: copper, nickel, lead, and zinc, light metals: magnesium, aluminium, and refractory metals: titanium, zirconium, and chromium. Production of ferroalloys: ferrosilicon, ferromanganese, ferroniobium, ferrotitanium. Recent process developments in non- ferrous metallurgy: flash smelting. Environmental problems associated with the non- ferrous industry. 30h (T); E

MME 815 Advanced Phase Transformation and Heat Treatment 2 Credits

Concept of a phase, phase rule, stability of phases, two-phase equilibria, three-phase equilibria and reactions, intermediate phases, limitations of phase diagrams, some key phase diagrams: ternary phase diagrams. Diffusive and non-diffusive phase transformation in solid state. Specialized heat treatments: full annealing, normalizing, process annealing, batch and continuous annealing. Martensite formation: quenching and tempering. Bainite formation. Au tempering and martempering. TTT curves. Surface hardening. Cast irons, their structure and heat treatment. 30h (T); E

MME 816 Waste Management and Sustainable Technology 2 Credits

The 3 R- concept of waste management: recycling; reducing; and reusing in metallurgy. Metal recycling: scrap metal processing; extraction of secondary metals. Nuclear wastes management and control: low level wastes and high-level wastes; Nuclear wastes conditioning and geological repository; spent fuel reprocessing. Integration of alternative source of energy into metallurgical process units; flue gases and carbon economy; green and renewable energy sources. 30h (T); C

MME 817 Advanced Polymer Technology 2 Credits

Polymer rheology: introduction to Newtonian and non-Newtonian flows; derivation of the equations for shear stress and shear rate; modelling flows; effects of pressure and temperature on viscosity. Mechanical behaviour of polymer. Fracture of polymer. Mechanism of deformation and for strengthening of polymers. Electrical and optical properties of polymers. Forming techniques for plastics, fabrication of elastomers. Fabrication of fibres and films. 30h (T); C

MME 818 Advanced Characterisation Techniques and 2 Credits

Electron Microscopy Principles and applications of scanning electron microscopy (SEM) and electron backscattered diffraction (EBSD). Principles and applications of transmission electron microscopy (TEM). Principles and applications of X-ray diffractometry (XRD); neutron diffractometry and synchrotron radiation. Principles and applications of Raman spectroscopy (RS). Principles and applications of electron energy loss spectrometry (EELS). 30h (T); C

MME 819 Advanced Electrochemistry and Corrosion 2 Credits

Principles of corrosion, definition, types and factors affecting corrosion. Standard EMF of cells, standard electrode potential, calculation of EMF of a cell. Electrode concentration of cell. Electrode kinetics: homogeneous chemical reactions; rate of electrochemical reactions; overpotential; transport or concentration overpotential. Electric potential difference for Galvanic cell, electromotive force (EMF) of a cell. Polarity of an electrode: reversible cells; free energy and reversible EMF. Types of half-cells (electrodes). Classification of cells. Solid state electrochemistry, mechanisms of ionic and electronic conduction. Measurement of conductivity and transport number. 30 (T); E

MME 820 Thermochemistry of Metal Extraction and Refining 2 Credits

High temperature process- redox reactions and their applications to energetics and kinetics of selected extraction and refining process. Vacuum metallurgy. Vapour phase reactions, hydride, and carbonyl processes. Fused salt chemistry. Structural chemistry of molten salts. Electrowinning and electrorefining processes. Low temperature reaction, structural chemistry of aqueous and no aqueous solutions. 30h (T); E

MME 821 Corrosion in Energy and Petrochemical Industries 2 Credits

Corrosion fundamentals. On-shore and off-shore equipment and materials used for oil and gas production. Corrosion susceptibility: types and causes of corrosion in oil and gas industry; effects of fluid flow; factors influencing corrosion related to O₂, CO₂, H₂S, microbiological induced corrosion (MIC), and fabrication methods: welding. Corrosion in high temperature water reactor environments: stress corrosion cracking (SCC) in high temperature water with and without dissolved oxygen and/or hydrogen; mechanism of SCC in HTW; remedial measures for SCC in HTW 30h (T); E

MME 822 Theories of Corrosion Management and Control 2 Credits

Use of standards and specifications in materials selection methods, roles of material composition, fabrication methods and environments in selection of materials. Chemical treatment methods for control of corrosion and scale formation. Principles of Cathodic Protection (CP), corrosion monitoring methods, CP monitoring; CP validation; CP interference or interaction, failure of the cathodic protection systems. Principles of anodic protection for corrosion control. Inspection methods. Principles of risk-based inspection. Organic coating: typical paint, their respective functions and mechanisms; Chemistry and technology of phosphating; physical and chemical drying system; effects of under film contamination; rust blistering; disbanding; filiform corrosion; cathodic disbanding. 30h (T); E

MME 823 Localised and Mechanical Aspects of Corrosion 2 Credits

Principles and mechanisms of localized Corrosion. Stress Corrosion Cracking: Common stress corrosion environments for a range of metallic materials; the effects of stress, stress intensity, metallurgy and environment on SCC; Regimes of electrode potential where SCC is likely to occur; mechanisms of stress corrosion crack; types of SCC tests; SCC mitigation methods. Hydrogen Embrittlement: effect of hydrogen on the mechanical properties of steel; sources of hydrogen; mechanisms that have been proposed to account for hydrogen embrittlement; Corrosion Fatigue: typical effect of corrosion on the S-N curve; typical effect of corrosion on the da/dN vs. DK curve. 30h (T); E

MME 824 Graduate Seminar 1 Credits

Students are required to learn scientific communication and presentation skills. Mandatory attendance of Lecture series by Resource Persons within and outside the department and oral presentation on research project undertaken in Materials and Metallurgical Engineering to audiences at Department and Faculty during the Master degree programme. 45h (P); C

MME 825 Dissertation 6 Credits

Research project in Materials and Metallurgical Engineering with justified problem statements and significant contribution to existing knowledge and national development. 270h (P); C

H. Graduation Requirements

The award of Master of Science in Materials and Metallurgical Engineering requires satisfying the University regulations including the following:

The student must have registered and passed minimum of 31 credit units in the following proportions:
Core courses – 14 credits
Elective courses – 10 credits
Dissertation – 6 credits
Seminar – 1 credit

Total = 31 credits

The students must have successfully presented two seminars to the faculty on his/her dissertation.
The student must have successfully defended a research dissertation during oral examination with External examiner.
Students are encouraged to show evidence of at least one peer- review journal article publication or attendance of recognised conference (national or international) with result obtained from the research work.

I. Summary

i. Advanced Engineering Materials Option

Core courses: MME 801 (2); MME 803 (2); MME 808 (2); MME 809 (2);MME 816

(2); MME 817 (2); MME 818 (2)

= 14 Credits

Elective courses (5 of 6 to be registered): MME 805 (2); MME 804 (2); MME 802 (2);

MME 806 (2); MME 807 (2); MME 815 (2) = 10 Credits

Dissertation: MME 825 (6) = 6 Credits

Graduate Seminar: MME 824 (1) = 1 Credit

Total = 31 Credits

ii. Metallurgy (ferrous and Non-ferrous) Option

Core courses: MME 801 (2); MME 803 (2); MME 808 (2); MME 809 (2);MME 816

(2); MME 817 (2); MME 818 (2)

= 14 Credits

Elective courses (5 of 6 to be registered): MME 810 (2); MME 811 (2); MME 813 (2);

MME 814 (2); MME 812 (2); MME 815 (2) = 10 Credits

Dissertation: MME 825 (6) = 6 Credits

Graduate Seminar: MME 824 (1) =1 Credit

Total = 31 Credits

iii. Electrochemistry and Corrosion Option:

Core courses: MME 801 (2); MME 803 (2); MME 808 (2); MME 809 (2); MME 816

(2); MME 817 (2); MME 818 (2) = 14 Credits

Elective courses (5 of 6 to be registered): MME 819 (2); MME 820 (2); MME 821 (2);

MME 822 (2); MME 823 (2); MME 815 (2) = 10 Credits

Dissertation: MME 825 (6) = 6 Credits

Graduate Seminar: MME 824 (1) = 1 Credit

Total = 31 Credits

M. Eng. Materials and Metallurgical Engineering

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