Publications

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2021
MOUSSA, M. E., S. El-hadad, and W. Khalifa‏, "Strengthening Effect of Y 2 O 3 on AZ92 Magnesium Alloy Using Stir Casting Process‏", International Journal of Metalcasting, vol. 15, issue 3, pp. 818-828, 2021.
2017
Zaki, A., S. El-hadad, and KHALIFA, A. M., "Surface modification effects on microstructure and mechanical properties of bio-titanium alloys", Materials Science Forum, vol. 909, issue -, Tokyo Japan, Trans Tech Publications, Switzerland, pp. 199-204, 2017.
2015
El-Hadad, S., W. Khalifa, and A. Nofal, "Surface modification of investment cast-316L implants: Microstructure effects", Materials Science and Engineering: C, vol. 48, issue 3, pp. 320-327, 2015.
2009
El-Aziz, A., D. S. Raid, and W. Khalifa, "Stability and corrosion behavior of A356 Al-Si alloy treated by high intensity ultrasonic vibrations", 14th All-Polish Corrosion Symposium-“New Achievements in Corrosion Research and Engineering”- 327th Event of the European Federation of Corrosion, Jastrząb/Poraj (near Czestochowa) Poland, 25th - 27th Nov., 2009.
El-Aziz, A., D. S. Raid, and W. Khalifa, "Stability and corrosion behavior of A356 Al-Si alloy treated by high intensity ultrasonic vibrations", journal of Corrosion Protection, vol. vol. 52, issue No.11, pp. pp. 569, 2009.
M. Okumiya, M. Yoshida, R. Ichiki, Y.Tsunekawa, and T. M. and W. Khalifa, "Surface Modification of Aluminum Alloy Using a Barrel Nitriding", Fourth International Conference on Advances and Trends in Engineering Materials and Their Applications, AES-ATEMA’2009, Hamburg, Ger, Hamburg, Germany, AES, 2009.
Okumiya, M., M. Yoshida, R. Ichiki, K. W. C. Tekmen, and T. K. Y. Tsunekawa, "Surface Modification of Aluminum Using a Combined Technique of Barrel Nitriding and Plasma Nitriding", journal of Plasma Process and Polymers, vol. 6, pp. S287–S290, 2009.
2008
M. Okumiya, R. Ichiki, C. Tekmen, W. Khalifa, and T. K. Y. Tsunekawa, "Surface Modification of Aluminum Using a Combined Technique of Barrel Nitriding and Plasma Nitriding", The Eleventh International Conference on Plasma Surface Engineering (PSE2008), Garmisch-Partenkirchen, Germany , 2008.
2007
El-Aziz, A. M., W. Khalifa, H. Ahmed, and S. El-Taweel, "Structure and Corrosion Behaviour of Dissimilar Steel Weldments in Acid Media", German - Egyptian Year of Science & Technology, Materials Science Workshop, on Materials Based Manufacturing Technologies, CMRDI, Helwan, Cairo, Egypt., 7-9 May 2007.
2006
Abdel-Aziz, A., W. Khalifa, H. Ahmed, and S. El-Taweel, "Structure and Corrosion Behavior of Dissimilar Steel Weldments in Acid Media", Corrosion Protection, vol. 49, issue 11, pp. 275-81, 2006.
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