"The investigation of the correlation between surface roughness parameters and wear during sliding abrasion" Fourth Int. Conf. in Mechanical Eng. Shoubra Faculty of Engineering. "Study into the optimum cutting conditions and tool geometry for turning processes" Port- Said Scientific Engineering Bulletin Vol. 5, no. 210. "Some effects of dressing and grinding conditions on the performance of high speed steel tool" Port- Said Scientific Engineering Bulletin Vol. 6, no. 45. "A Study of some tribological behaviors for a local polymer material in wear experiments" Port- Said Scientific Engineering Bulletin Vol. 6, no. 68. "Theoretical and experimental investigation of the cutting forces and roughness parameters in grinding operations" Port- Said Scientific Engineering Bulletin Vol. 6, no. 105. "Investigation into slide bearing performance through two dimensional simulation" Hellwan Scientific Eng. Bulletin Vol. 4. "Theoretical and experimental study of the contact behaviors of metallic surfaces" Hellwan Scientific Eng. Bulletin Vol. 4. "Theoretical and practical investigation of the cutting performances of the straight nose tool" Hellwan Scientific Eng. Bulletin Vol. 46. "Investigation into ceramic tools Machinability in milling of hardened components" Port- Said Scientific Engineering Bulletin Vol. 8, no. 1. "Analysis of adaptive truck suspensions with chassis flexibility" Hellwan Scientific Eng. Bulletin Vol. 47. "Diagnosis of gear box faults by mechanical vibrations analysis" Hellwan Scientific Eng. Bulletin Vol. 47. "Performance of the flat nose cutting edge in single point tool" Ain Shams University, Faculty of Engineering Scientific Bulletin, Vol. 31, No. 2. "The investigation of the ploughing effect on coefficient of friction during dynamic contact" Ain Shams University, Faculty of Engineering Scientific Bulletin, Vol. 32, No. 2. "Sources of Transmission error in a gear mesh" The permanent academic committee for the promotion of associate professor and full professor. "Tool wear characteristics during hot machining" Ain Shams University, Faculty of Engineering Scientific Bulletin, Vol. 33, No. 4. "Wear of metal matrix composites" Alexandria Eng. Journal. "Recent trends of using ceramic materials in machine elements design" The permanent academic committee for the promotion of associate professor and full professor. "Wear behavior of local polymer-based composites" 7 th Int. Conf. on Prod. Eng., Design and Control, 13-15 Feb 2001, Alexandria University, Vol. III. "Mechanical and thermomechanical treatments of stir cast aluminum based-composites" The Third Assuit University International Conference of Mechanical Eng. Vol. I, 24-26-2002. " Nickel as a reinforcing agent for producing aluminum-based composites" The Third Assuit University International Conference of Mechanical Eng. Vol. I, 24-26-2002. "Tribological behaviors of ceramic and carbide inserts in interrupted and continuous turning of hardened high chromium cast iron" Alexandria Eng. Journal. "Preparation of piston alloy-based composites and application of pressure during solidification" Al-Azhar Eng. Int. Conf. Cairo 7-10 April . "Behavior of as cast and hot rolled composites at room and elevated temperature" Alexandria Eng. Journal. "Wear behavior of squeeze cast Al-SiC composites at room and elevated temperature" Alexandria Eng. Journal. "Machinability of squeeze casting MMCs A-390 reinforced with SiC and Al2O3 particulates" Ain Shams University, Faculty of Engineering Scientific Bulletin. " Impact of new composite materials on the design of machine elements", The permanent academic committee for the promotion of associate professor and full professor. "Thermo mechanical behaviors of polymer based composites" Ain Shams University, Faculty of Engineering Scientific Bulletin. "Machinability of polymer based composites." " 8 th Int. Conf. on Prod. Eng., Design and Control, Alexandria University. "Dynamic behaviors of MMCs A-390 reinforced with Nickel particulates" 8 th Int. Conf. on Prod. Eng., Design and Control, Alexandria University. "The Mechanical Properties of Si3N4 Ceramic Material Treated by Plused Laser Nd-YAG" King Khalid University Journal issue No.3-Vol.2. "Microstructure and Mechanical Prorerties of AA6063 Matrix Alloy Reinforced With Nckel Particulates" Ain Shams University, Faculty of Engineering Scientific Bulletin. "Theoretical and Practical Investigation of the Reinforcement Particulates Distribution in the Composite Materials", Ain Shams University, Faculty of Engineering Scientific Bulletin. "Machinability of nickel Particulates Reinforcing AA6063 Matrix Alloy", Ain Shams University, Faculty of Engineering Scientific Bulletin. "Tribological characteristics of A390/SiC MMCs fabricated using a combination of stir and squeeze casting techniques", Journal of Mechanical Engineering (UK). "Investigation of Friction Stir Welding Parameters in the Stirred Zone for A356 A Cast Alloy "Journal of Engineering Science , Assuit University, Vol. 37, No. 1, pp. 101-114, January. “Mechanical and corrosion behaviour of Al/SiC and Al/Al2O3 metal matrix nanocomposites fabricated using powder metallurgy route”, TechConnect World conference, USA. “Elevated Temperatures Tensile Characteristics of Cast A356/Al2O3 Nanocomposites Fabricated Using a Combination of Rheocasting and Squeeze Casting Techniques”, Materials Sciences and Applications, 2, pp. 390-398 “Mechanical and corrosion behaviour of Al/SiC and Al/Al2O3 metal matrix nanocomposites fabricated using powder metallurgy route”, Corrosion Engineering, Science and Technology, In press. “On the Electrical and Thermal Conductivities of Cast A356/Al2O3 Metal Matrix Nanocomposites”, ”, Materials Sciences and Applications, In press. "On the fabrication of A356/Al2O3 metal matrix composites using rheocasting and squeeze casting techniques", Journal of Materials Science and Engineering, Open Access, October 2014, vol. 3, Issue 3 Optimization of the cooling slope casting parameters for producing aa7075 wrought aluminu malloy thixotropic feedstock Optimization of the low superheat casting process parameters for producing of thixotropic a356 alloy feedstock The Effect of Machining Parameters on the Cutting Forces, Tool Wear, and Machined Surface Roughness of Metal Matrix Nano Composite Material Optimization of of FSW Welding Parameters in the Stirred Zone for A356 AL Cast Alloy Influence of nano dispersions on corrosion behavior of aluminum metal matrix nano-composites fabricated using powder metallurgy route "Machinability of A356/Al2O3 metal matrix nano-composites (MMNCs)" "Dynamic Behavior of Cast A356/Al2O3 Aluminum Metal Matrix Nano-composites" Corrosion Behaviour of Al/SiC and Al/Al2O3 Nanocomposites Theoretical and Experimental Investigation of the Reinforcement Particulates Distribution in the Composite Materials