Publications

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Thesis
Report
Khalifa, W., and R. El-Koussy, Earing Behavior of the 1050 Aluminum Alloy: Progress Report 1, Effect of DC Casting and Hot Rolling Conditions, , Naga Hammady, the Aluminum Company of Egypt, pp. 1-23, June 2006.
Khalifa, W., and R. El-Koussy, Earing Behavior of the 1050 Aluminum Alloy: Progress Report 2, Earing of Thick Sheets, , Naga Hammady, Egypt, Aluminum Company of Egypt, pp. 1-16, September 2006.
Nabil, M., and W. Khalifa, Materials Selection for Drainage-Water Pumps, , Cairo, Egypt, Drainage Research Center – The Ministry of Water Recourses and Irrigation, pp. 1-35, June 2006.
Journal Article
S. El-Hadad, K. W., S. F. H. A.M. Samuel, and V. S. and H.D. Doty, "Effect of Bi and Ca Additions on the Solidification Thermal Parameters of Sr-modified 319 Alloys", AFS Transactions, vol. 113, pp. 5-177, 2005.
El-Aziz, A. M., M. A. El-Hady, and W. khlifa, "Effect of High Intensity Ultrasonic Treatment on the Microstructure, Corrosion and Mechanical Behaviour of AC7A Aluminum Alloy", Light Metals, vol. 2016, pp. 721–724, 2016.
El-Aziz, A. M., M. A. El-Hady, and W. khlifa, "Effect of High Intensity Ultrasonic Treatment on the Microstructure, Corrosion and Mechanical Behaviour of AC7A Aluminum Alloy", Light Metals, vol. 2016, pp. 721–724, 2016.
Khalifa, W., Y. Tsunekawa, and M. Okumiya, "Effect of Reheating to the Semisolid State on the Microstructure of the A356 Aluminum Alloy Produced by Ultrasonic Melt-treatment", Solid State Phenomena, vol. 141-143, pp. 499-504, 2008.
Khalifa, W., Y. Tsunekawa, and M. Okumiya, "Effect of Ultrasonic Melt Treatment on the Microstructure of A356 Aluminum Cast Alloys", International Journal of Cast Metals Research, vol. 21, issue 1-3, pp. 129-134, 2008.
Khalifa, W., Y. Tsunekawa, and M. Okumiya, "Effect of Ultrasonic Melt-Treatment on the Eutectic Silicon and Iron Intermetallic Phases in Al-Si cast Alloys", Materials Science Forum, vol. 638-642 , issue 2010, pp. 431-436, 2010.
W. Khalifa, A. D. M. M., Y. Tsunekawa, and M. Okumiya, "Effect of Ultrasonic Treatment on Fe-intermetallic Phases in ADC12 Al-Si Die Cast Alloy", Journal of Materials Processing Technology, pp. 2178–2187, 2010.
Abdel-Hakeem, A., M. Ghanem, W. Khalifa, and N. Abdel-Rehim, "Effect of Welding Parameters of FSW on Microstructure, Tensile Strength and Bendability of AA2024-T4 Aluminum Alloy", Bulletin of Tabbin Institute of Metallurgical Studies, vol. 2013, issue Jan, pp. 23-28, 2013.
Abdel-Salama, M., S. El-Hadad, and W. Khalifa, "Effects of microstructure and alloy composition on hydroxyapatite precipitation on alkaline treated α/β titanium alloys", Materials Science & Engineering C, vol. 104, issue 7, pp. 109974, 2019. msechap.pdf
M.R. El Koussy, E. M. I. S., A. D. M. M. W. Khalifa, and M. Bueckins, "Effects of Thermal Aging on Microstructure and Mechanical Properties of Duplex Stainless Steel Weldments", Materials Science and Technology, vol. 20, issue 3, pp. 375-381, 2004.
Khalifa, W., A. M. Samuel, F. H. SAMUEL, H. W. Doty, and S. VALTIERRA, "Effet des additions de bismuth et de calcium et du traitement thermique sur la microstructure et les propriétés mécaniques des alliages d'aluminium moulés B319", Fonderie, Fondeur d'aujourd'hui, issue 270, pp. 13-24, 2007.
Khalifa, W., F. Samuel, and J. Gruzleski, "Inclusion Additions to Molten Aluminum Alloys Using the Gas Injection Technique: Process and Analysis", AFS Transactions, vol. 113, pp. 5-179, 2005.
MOUSSA, M. E., E. L. - H. S. ADAD, and W. Khalifa, "Influence of chemical modification by Y2O3 on eutectic Si characteristics and tensile properties of A356 alloy", Trans. Nonferrous Met. Soc. China, vol. 29, issue 3, pp. 1365−1374, 2019. trans._nonferrous_met._soc._china.pdf
El-hadad, S., M. Nady, W. Khalifa, and A. Shash, "Influence of heat treatment conditions on the mechanical properties of Ti–6Al–4V alloy", Canadian Metallurgical Quarterly , vol. 57, issue 2, pp. 186-193, 2018.
Khalifa, W., F. Samuel, and J. Gruzleski, "Iron Intermetallic Phases in the Al-Corner of the Al-Si-Fe System", Metallurgical and Materials Transactions A,, vol. 34A, pp. 807-825, 2003.
M. Yoshida, O. M., K. W. R. Ichiki, and H. T. T. K. C. Tekmen, Y. Tsunekawa, "Mechanical Properties of Aluminum Nitride Layer Formed by Duplex Coating of Barrel Nitriding and Plasma Nitriding", journal of Plasma Process and Polymers, vol. 6, pp. S310–S313, 2009.
Khalifa, W., S. F. H. A.M. Samuel, and H. W. Doty, "Metallographic Observations of the alpha-AlFeSi Phase and Its Role in Porosity Formation in the Al-7%Si Alloys", International Journal of Cast Metals Research, vol. 19, issue 3, pp. 156-66, 2006.
El Nashar, R. M., A. M. El-Aziz, W. Khalifa, and N. T. Abdel Ghani, "Microstructure and corrosion behaviour of Al-Si alloy treated by high intensity ultrasonic vibrations", Ochrona przed Korozją (Corrosion Protection), pp. 34-39, 2012.