Biography

Prof. Iyas Khader is a Professor at the Department of Industrial Engineering. He earned his PhD in Materials Science and Engineering from Karlsruhe Institute of Technology (KIT) in 2010. His current research is in the field of tribology and focuses on wear analysis of engineering ceramics and modeling hydrogen diffusion in tribological contact. He has extensive experience in finite element modeling, especially, wear simulations, mechanical contact analysis, coupled thermomechanical analysis and simulations of diffusion processes. Prof. Khader has long collaboration with the Fraunhofer Institute for Mechanics of Materials, Freiburg, Germany.

Educational Background

Material Science and Engineering, Karlsruhe Institute of Technology KIT, Germany
M.Sc. in Mechatronics, Hamburg University of Technology, Germany
Mechanical Engineering, University of Jordan
Research Interests
  • Finite element modeling of tribological systems
  • Application of engineering ceramics in tribological systems
  • Modeling hydrogen diffusion in tribological contact
Experience
  • Finite element modeling
  • Computational and experimental tribology
  • Scanning electron microscopy
Awards
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Selected Publications

2021 B. Zhao, I. Khader, H. Liu, T. Zhou, G. Konrath, A. Kailer,"Tribological characterization of an alumina-based composite in dry sliding contact against laser-heated and unheated Inconel 718",Tribology International,2021
2021 P. Berlet,"Tribologische Aspekte zukünftiger Verbrennungsmotoren für Power-to-X",62nd German Tribology Conference ,2021
2020 D. Kürten, I. Khader, A. Kailer,"Tribochemical degradation of vacuum‐stable lubricants: A comparative study between multialkylated cyclopentane and perfluoropolyether in a vacuum ball‐on‐disc and full‐bearing tests",Lubrication Science,2020
2020 D. Kürten,"Determining the effective hydrogen diffusion coefficient in 100Cr6",Materials and Corrosion ,2020
2020 Khader, C. Koplin, C. Schröder, J. Stockmann, W. Beckert, W. Kunz, A. Kailer,"Characterization of a silicon nitride ceramic material for ceramic springs",Journal of the European Ceramic Society ,2020
2020 Khader, D. Kürten , A. Kailer,"The influence of mechanical stresses on the diffusion and accumulation of hydrogen in a CRTB",Bearing World 2020,2020
2020 Khader, D. Kürten, A. Kailer,"The influence of mechanical stresses on the diffusion and accumulation of hydrogen in a cylindrical roller thrust bearing",Bearing World Journal,2020
2019 D. Kürten, I. Khader, R. Raga, P. Casajús, N. Winzer, R. Spallek, M. Scherge, A. Kailer,"Hydrogen assisted rolling contact fatigue due to lubricant degradation and formation of white etching areas",Engineering Failure Analysis,2019
2019 D. Kürten, I. Khader, A. Kailer,"Hydrogen assisted rolling contact fatigue",13th VDI-Fachtagung,2019
2019 B. Zhao, I. Khader, R. Raga, G. Konrath, U. Degenhardt, A. Kailer,"High temperature tribological properties of silicon nitride in dry sliding contact against Inconel 718 heated by laser",Wear (2019) ,2019
2019 D. Kürten, I. Khader, A. Kailer,"Wasserstofffreisetzung im Wälzkontakt",Tribologie und Schmierungstechnik ,2019
2017 R. Raga, I. Khader, Z. Chlup, A. Kailer,"Damage progression in silicon nitride undergoing non-conforming hybrid cyclic contact",International Journal of Fatigue ,2017
2017 Khader,"Lifetime Prediction of Ceramic Components - A Case Study on Hybrid Rolling Contact",Engineering Fracture Mechanics ,2017
2017 R. Raga, I. Khader, Z. Chlup, A. Kailer,"Experimental and numerical investigation of crack initiation and propagation in silicon nitride ceramic under rolling and cyclic contact",Journal of Physics: Conference Series ,2017
2017 Khader, A. Renz, A. Kailer,"A Wear Model for Silicon Nitride in Dry Sliding Contact against a Nickel-Base Alloy",Wear (2017),2017
2015 J. Ruck, Y. Othmani, T. Lube, I. Khader, A. Kailer, T. Böhlke,"Macroscopic damage modeling for silicon nitride",Applied Mathematics and Mechanics PAMM ,2015
2013 C. von der Wehd, T. Lube, I. Khader, A. Kailer, U. Degenhardt, K. Berroth,"Zyklische Ermüdung technischer Keramiken in wässrigen Medien", in: Hans-Jürgen Christ (Ed.), Fortschritte in der Werkstoffprüfung für Forschung und Praxis, Verlag Stahleisen GmbH, Düsseldorf, ISBN 978-3-514-00806-9, 379-384,2013
2013 I. Khader, D. Kürten, A. Kailer,"Modeling of wear in silicon nitride in rolling-sliding contact", Proc. 5thWorld Tribology Congress 2013, Turin, ISBN 978-88-908185-09,2013
2013 N. Winzer, I. Khader,"Hydrogen diffusion and trapping in bodies undergoing rolling contact", Wear,303 (2013) 451–458,2013
2013 I. Khader, A. Renz, A. Kailer, D. Haas,"Thermal and corrosion properties of silicon nitride for copper die casting components", Journal of the European Ceramic Society, 33 (2013) 593–602,2013
2013 Khader, A. Renz, A. Kailer, D. Haas,"Thermal and corrosion properties of silicon nitride for copper die casting components",Journal of the European Ceramic Society ,2013
2012 I. Khader, D. Kürten, A. Kailer,"A study on the wear of silicon nitride in rolling–sliding contact", Wear, 296(2012) 630–637,2012
2012 M. Härtelt, H. Riesch-Oppermann, I. Khader, O. Kraft,"Probabilistic lifetime prediction for ceramic components in rolling applications",Journal of the European Ceramic Society ,2012
2012 M. Härtelt, H. Riesch-Oppermann, I. Khader, O. Kraft,"Probabilistic lifetime prediction for ceramic components in rolling applications", Journal of the European Ceramic Society, 32 (2012) 2073–2085,2012
2012 Khader, D. Kürten, A. Kailer,"A study on the wear of silicon nitride in rolling–sliding contact",Wear (2012) 296(1-2) 630-637,2012
2011 Khader,"Wear and corrosion of silicon nitride rolling tools in copper rolling",Science Direct ,2011
2011 Khader, D. Kürten, A. Kailer, P. Gumbsch,"Drahtwalzen mit Werkzeugen aus Siliziumnitrid",Abschlusskolloquium Sonderforschungsbereich,2011
2011 I. Khader, D. Kürten, A. Kailer, P. Gumbsch,"Drahtwalzen mit Werkzeugen aus Siliziumnitrid", in A. Albers and J. Schneider (Ed.), Abschlusskolloquium Sonderforschungsbereich 483, 25. October 2011, Karlsruhe, KIT Scientific Publishing, ISBN 978-3-86644-753-0, pp. 5-16,2011
2011 I. Khader, A. Hashibon, J.-M. Albina, A. Kailer,"Wear and corrosion of silicon nitride rolling tools in copper rolling", Wear, 271 (2011) 2531– 2541,2011
2010 I. Khader, A. Kailer,"Damage mechanisms in silicon nitride wire-rolling tools: Lab-scale experiments and correlation with finite element modeling", Journal of Materials Processing Technology, 210, (2010), 1314-1325,2010
2010 Khader, A. Kailer,"Damage mechanisms in silicon nitride wire-rolling tools: Lab-scale experiments and correlation with finite element modeling",Journal of Materials Processing Technology ,2010
2010 Khader,"Damage mechanisms in silicon nitride rolling tools applied in caliber rolling copper and steel wires",PhD Thesis, Karlsruhe Institute of Technology, Shaker Verlag,2010
2010 I. Khader,"Damage mechanisms in silicon nitride rolling tools applied in caliber rolling copper and steel wires", PhD Thesis, Karlsruhe Institute of Technology, Shaker Verlag, 2010, ISBN 978-3-8322-9389-5,2010
2009 Khader, S. Fünfschilling, A. Kailer, R. Oberacker,"The Behavior of silicon nitride tools in hot rolling copper wire, in A. Fischer and K. Bobzin (Ed.), Friction, Wear and Wear Protection",Wiley-VCH ,2009
2009 Khader, A. Kailer,"Silicon nitride wire rolling tools: Damage analysis and correlation with rolling-contact fatigue",11th European Ceramic Society Conference ,2009
2009 I. Khader,"Silicon nitride wire rolling tools: Damage analysis and correlation with rolling-contact fatigue", In Bućko, M.M., Haberko, K., Pędzich, Z., Zych, L. (Eds.) Proc. 11thEuropean Ceramic Society Conference 2009, Cracow, ISBN 978-83-60958-54-4, CD-ROM, pp. 74-83,2009
2009 I. Khader,"The Behavior of silicon nitride tools in hot rolling copper wire", , in A. Fischer and K. Bobzin (Ed.), Friction, Wear and Wear Protection, Wiley-VCH 2009, DOI: 10.1002/9783527628513.ch48,2009
2007 I. Khader,"Modelluntersuchungen zum Drahtwalzen mit keramischen Walzwerkzeugen", in K.H. Zum Gahr and J.Schneider (Ed.), 3. Statuskolloquium SFB483, 2007, 95-103, ISBN 978-3-933733-00-9,2007
2007 Khader, P. Gumbsch," Kailer: Damage mechanisms of silicon nitride rolls in hot rolling of copper wire",Tribologie-Fachtagung,2007
2007 Khader, A. Kailer, P. Gumbsch,"Modelluntersuchungen zum Drahtwalzen mit keramischen Walzwerkzeugen",Statuskolloquium ,2007