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Dr.Tahar Laoui

Contact Information
Office Bldg-22 Room-157      
Office Phone 966-3-860 1379      
Fax 966-3-860 2949 (ME Dept)      
Email tlaoui@kfupm.edu.sa      
Websites Personal Page      
Ph.D. (Metallurgical Engineering), University of Washington, Seattle, USA, 1990.      
M.Sc. (Metallurgical Engineering), University of Washington, Seattle, USA, 1986      
B.Sc (Metallurgy), National Polytechnic Institute, Algiers, Algeria, 1983      
Courses Taught

ME 215

Materials Science for ME

ME 205

Materials Science (Lab)

ME 206

Manufacturing Processes I

ME 306

Manufacturing Processes II

ME 574

Advanced Materials Science


Research Areas

  • Processing of advanced materials/nanomaterials/nanocomposites by Powder

  •  Metallurgy/Mechanical Alloying technique

  • Rapid solidification of metallic systems

  • Structure-property-processing relationships in composite materials

  • Rapid Prototyping & Rapid Manufacturing technologies (e.g. SLS, SLM)

  • Thin films and coatings

  • Electron microscopy characterization techniques including SEM & TEM

Representative Publications  
  • T. Laoui, M.J. Kaufman “Non-Equilibrium Behavior in the Al-Ge Alloy System: Insights into the Metastable Phase Diagram”, Metallurgical Transactions 22A, pp. 2141-2152 (1991).

  •  T. Laoui “Analytical Electron Microscopy (AEM) of Core/Rim Structure in Titanium Carbonitride”, Metal Powder Report, vol. 47, Issue 10, p. 51 (1992).

  • T. Laoui, H. Zou, O. van der Biest “Analytical Electron Microscopy of the Core/Rim Structure in Titanium Carbonitride Cermets”, Int. Journal of Refractory Metals & Hard Materials 11, pp. 207-212 (1992).

  • J. Vleugels, T. Laoui, R. Wouters, O. van der Biest “Characterization of Sialon Ceramics by EPMA and TEM”, Inst. Phys. Confer. Ser. No. 130: Chapter 3, ed. P.B. Kenway et al., IOP Publishing Ltd., England, pp. 307-310 (1993).

  • T. Laoui, M.J. Kaufman “Metastable Phase Equilibria in Faceted-Non Faceted Systems”, Scripta Metallurgica et Materialia vol. 30, no. 12, pp. 1563-1567 (1994).

  • O. van der Biest, T. Laoui, J. Vleugels, K. Sumanasiri, H. Mohrbacher, B. Blanpain, J.P. Celis

  • “Micro-Raman Spectroscopy for Phase Identification and Stress Measurements in Advanced Ceramics”, NATO ASI Series, ed. K.G. Nickel, Kluwer Pub., vol. 267, pp. 385-397 (1994).

  • T. Laoui, O. van der Biest “Study of Grain Boundary Phase in Silicon Nitride Materials by Raman Spectroscopy”, Key Engineering Materials vol. 89, pp. 495-500 (1994).

  • J. Vleugels, T. Laoui, K. Vercammen, J.P. Celis, O. van der Biest “Chemical Interaction Between a Sialon Cutting Tool and Iron-Based Alloys”, Materials Science & Engineering 187, pp. 177-182 (1994).

  • T. Laoui, J. Vleugels, O. van der Biest “Effect of Secondary Boundary Phase on Sialon/Steel Chemical Interaction”, Materials Science & Engineering Letters 183, pp. L19-L21 (1994).

  • T. Laoui, O. van der Biest “Effect of TiC Addition on the Microstructure and Properties of Ti(C,N)-WC-Co-Ni Cermet”, Journal of Materials Science Letters 13, pp. 1530-1532 (1994).

  • Y. Zhou, J. Vleugels, T. Laoui, O. van der Biest “Toughening of Sol-Gel Derived Mullite Matrix by Al2O3 Platelets”, Journal of Materials Science Letters 13, pp. 1089-1091 (1994).

  • Y. Zhou, J. Vleugels, T. Laoui, O. van der Biest “Toughening of X-Sialon with Al2O3 Platelets”, Journal of the European Ceramic Society 15, pp. 297-305 (1995).

  • Y. Zhou, J. Vleugels, T. Laoui, P. Ratchev, O. van der Biest “Preparation and Properties of X-Sialon”, Journal of Materials Science 30, pp. 4584-4590 (1995).

  • N. Saheb, Z. Boumerzoug, D. Hamana, T. Laoui, O. van der Biest “Different Types of Discontinuous Precipitation in Cu-15wt%In Alloy”, Scripta Metallurgica et Materialia vol. 32, No. 9, pp. 1453-1458 (1995).

  • M. Bouchear, D. Hamana, T. Laoui “G.P. Zones and Precipitation Morphology in Aged Al-Mg Alloys”, Philosophical Magazine A vol. 73, No. 6, pp.1733-1740 (1996).

  • P. Campbell, T. Laoui, J.P. Celis, O. van der Biest “The Influence of Intergranular Phases on the Tribological Performance of Sialons”, Materials Science & Engineering A207, pp. 72-86 (1996).

  • J.P. Kruth, P. Peeters, T. Smolderen, J. Bonse, T. Laoui, L. Froyen  “Comparison of CO2 and Nd-YAG lasers for use with Selective Laser Sintering of Steel-Copper powders”, International Journal of CADCAM and Computer Graphics, vol. 13, No. 4-6, pp. 95-110 (1998).

  •  T. Laoui, L. Froyen, J.P. Kruth “Effect of Mechanical Alloying on Selective Laser Sintering of WC-9Co powder”, Powder Metallurgy vol. 42, No. 3, pp. 203-205 (1999).

  •  N.K. Tolochko, Y.V. Khlopkov, S.E. Mozzharov, T. Laoui, V.I. Titov, M.B. Ignatiev “Measurement of Powder’s Absorptance with Nd:YAG and CO2 Lasers”, Science of Sintering 31 (3), pp. 187-194 (1999).

  • N.K. Tolochko, V.B Michailov, T. Laoui, L. Froyen, A.Ph. Ilyuschenko, S. Steinhauser “Laser sintering of single-component metal and two-component metal/ceramic powders”, Science of Sintering 32 (2), pp. 53-59 (2000).

  • N.K. Tolochko, T. Laoui, Y.V. Khlopkov, S.E. Mozzharov, V.I. Titov, M.B. Ignatiev “Absorptance of Powder Materials Suitable for Laser Sintering”, Rapid Prototyping Journal vol. 6, No. 3, pp. 155-160 (2000).

  • N.K. Tolochko, I.A. Yadroitsev, A.Ph. Ilyuschenko, V.I. Titov, M.B. Ignatiev, T. Laoui, L. Froyen “About possibilities of principle to fabricate components for micro-mechanics by laser sintering of metal micro- and nanopowders”, Nanostructural materials: fabrication and properties, ed., NASB, Minsk (Belarus), pp. 29-31 (2000).

  • T. Laoui, X. Wang, J.P. Kruth, L. Froyen “Modeling of laser penetration in a powder bed during Selective Laser Sintering of metal powders”, International Journal of CADCAM and Computer Graphics, Vol.15, N2-4, pp. 185-198 (2000).

  • N.K. Tolochko, Yu.Shienok, T. Laoui, L. Froyen, M.B. Ignatiev, V.I. Titov, Y. Shienok “Graded structures developed by laser processing of powder materials” In: Functional Gradient Materials and Surface Layers Prepared by Fine Particles Technology, NATO ASI Series II, vol. 16, M.I. Baraton and I. Uvarova (eds.), Kluwer Acad. Pub., pp. 127-134 (2001).

  • T. Laoui, X. Wang, T.H.C. Childs, J.P. Kruth, L. Froyen  “Laser penetration in a powder bed during Selective Laser Sintering of metal powders: simulations versus experiments”, Int. J. of Eng Simulation, vol.2, No.1, pp. 10-16 (2001).

  • J.P. Kruth, T. Laoui  “Selective Laser Sintering: State-of-the-art” International Journal of Electrical Machining, No. 6, pp. 7-17 (2001).

  • N. Saheb, T. Laoui, A.R. Daud, M. Harun, S. Radiman, R. Yahaya “Influence of Ti addition on wear properties of Al-Si eutectic alloys” Wear 249, pp. 656-662 (2001).

  • N. Saheb, T. Laoui, A.R. Daud, R. Yahaya, S. Radiman  “Microstructure and hardness behaviour of Al-Si alloys” Philosophical Magazine A, Vol. 82 No. 4, pp. 803 – 814 (2002).

  • X. Wang, T. Laoui, J. Bonse, J.P. Kruth, B. Lauwers, L. Froyen  “Direct selective laser sintering of hard metal powders: experimental study and simulation”, International J. of Advanced Manufacturing Technology, Vol. 19, No. 5, pp. 351-357 (2002).

  • N.K. Tolochko, V.V.Savich, T. Laoui, L. Froyen, G. Onofrio, E. Signorelli, V.I. Titov Dental root implants produced by combined selective laser sintering/melting of titanium powders” Journal of Materials: Design and Applications, Vol. 216, Part L, pp. 267-270 (2002).

  • R. Labbani, R. Halimi, T. Laoui, A. Vantomme, B. Pipeleers, G. Roebben “Characterization of Si(111) crystals implanted with Sb+ ions and annealed by rapid thermal processing”, Materials Science & Engineering B 102, pp. 390-397 (2003).

  • N.K. Tolochko, S. Mozzharov, T. Laoui, L. Froyen “Selective laser sintering of single- and two-component metal powders” Rapid Prototyping Journal vol. 9, No. 2, pp. 68-78 (2003).

  • A.V. Gusarov, T. Laoui, L. Froyen, V.I. Titov “Contact thermal conductivity of a powder bed in selective laser sintering”, International Journal of Heat and Mass Transfer, vol 46/issue 6, pp. 1103-1109 (2003).

  • K.M. Shorowordi, T. Laoui, A.S.M.A. Haseeb, J.P. Celis, L. Froyen Microstructure and interface characteristics of B4C, SiC and Al2O3 reinforced Al matrix composites: a comparative study”, Journal of Materials Processing Technology, Vol. 142, Issue 3, pp. 738-743 (2003).

  • J.P. Kruth, X. Wang, T. Laoui, L. Froyen “Lasers and materials in selective laser sintering”, Assembly Automation vol. 23, No. 4, pp. 357-371 (2003).

  • N.K. Tolochko, M.K.  Arshinov, A.V. Gusarov, V.I. Titov, T. Laoui, and L. Froyen “Mechanisms of selective laser sintering and heat transfer in Ti powder” Rapid Prototyping Journal, vol. 9, No. 5, pp. 314-326 (2003).

  • N.K. Tolochko, S.E. Mozzharov, I.A. Yadroitsev, T. Laoui, L. Froyen, V.I. Titov, M.B. Ignatiev “Balling process during selective laser treatment of powders” Rapid Prototyping J. vol. 10, No. 2, pp. 78-87 (2004).

  • N.K. Tolochko, S.E. Mozzharov, I.A. Yadroitsev, T. Laoui, L. Froyen, V.I. Titov, M.B. Ignatiev “Selective laser sintering and cladding of single-component metal powders” Rapid Prototyping Journal, Vol. 10, No. 2, pp. 88-97 (2004)

  • T. Laoui, N.K. Tolochko, A.S. Artushkevich, L. Froyen Bone osseointegration tests performed on titanium dental root implants made by laser processing” Inter. J. of Product Development, vol. 1, No. 2, pp. 165-171 (2004).

  • N.K. Tolochko; A.Z. Myaldun, Yu. A. Shienok, T. Laoui, G. Onofrio, E. Signorelly Laser sintering of metal powders as a semisolid metallurgical process” Laser-Assisted Micro- and Nanotechnologies 2003. Edited by Veiko, Vadim P. Proceedings of the SPIE, Volume 5399, pp. 192-196 (2004).

  • W. Jiang, K. Yahiaoui, F.R. Hall, T. Laoui FE simulation of multipass welding: Full 3D versus generalised plain strain or axisymmetric models” Journal of Strain Analysis for Engineering Design, vol. 40(No. 6), pp. 587-598 (2005).

  • E.C. Santos, M. Shiomi, K. Osakada, T. Laoui “Rapid Manufacturing of metal components by laser forming”, International Journal of Machine Tools & Manufacture, 46, pp. 1459-68 (2006).

  • T. Laoui, E.C. Santos, K. Osakada, M. Shiomi, M. Morita, S.K. Shaik, F. Abe, M. Takahashi, N.K. Tolochko “Properties of titanium dental implant models made by laser processing”, Journal Proceedings of the Institution of Mechanical Engineers, Vol. 220, Part C: Journal of Mechanical Engineering Science, 220(C6), pp. 877-884 (2006).

  • J.F. Shi, C.J. Wang, T. Laoui, W. Hart, R.F. Hall “A dynamic model of simulating stress distribution in the distal femur after total knee replacement”, Proc. Inst. Mech. Eng. Part H (J. of Engineering in Medicine), 221 (8), pp. 903-12 (2007).

  • T. Laoui, J. O’Donoghue “Development of a support environment for first year students taking materials science/engineering”, Research in Science and Technological Education, vol. 26, No. 1, pp. 93-110, (2008).

  • P.J. Bartolo, H. A. Almeida, R. A. Rezende, T. Laoui, B. Bidanda “Advanced processes to fabricate scaffolds for tissue engineering”, Virtual Prototyping & Bio-manufacturing in Medical Applications, Edited by B. Bidanda and P.J. Bartolo, Springer Science+Business Media, New York, Chap. 8, ISBN 978-0-387-33429-5, pp. 149-170 (2008).  

  • S. Hewitt, T. Laoui, K.K. Kibble “Effect of milling temperature on the synthesis and consolidation of WC-10wt%Co nanocomposite powders”, International Journal of Refractory Metals & Hard Materials, 27, pp. 66-73 (2009).

  • P.J. Bartolo, H. Almeida, T. Laoui “Rapid prototyping and manufacturing for tissue engineering scaffolds” International Journal of Computer Applications in Technology, Vol. 36, No.1  pp. 1-9, (2009).

  • T. Laoui “Nanocomposite WC-based hardmetals: powder synthesis and sintering behavior” Proceedings of 7th International Conference on Composite Science & Technology, Sharjah, United Arab Emirates, 20-22 January 2009, pp. 1-6 (2009).

  • T. Laoui “An approach to develop a rapid manufacturing knowledge-based environment” Innovative Developments in Design and Manufacturing: Advanced Research in Virtual and Rapid Prototyping, edited by P. J. Bartolo et al., published by CRC Press (Taylor & Francis Group), ISBN: 978-041587307-9, pp. 639-641 (2009).

  • Prestigious Emerald Literati Awards' Outstanding Paper 2004

  • Award of Excellence in Teaching & Learning for developing a Virtual Learning Tool for the first year

  • Materials Engineering course, University of Wolverhampton, UK, 2004-05

  • Award for the best part made by Rapid Prototyping technology, delivered at the 8th European

  • Conference on Rapid Prototyping, Paris, May 2000

© 2009, ME Department, King Fahd University of Petroleum & Minerals | Dhahran, 31261 | Saudi Arabia | +966 (3) 860 2540