M.S. Zahran, M.H.Sakr, R.Abd El Aziz & Ahmed A.A. Attia “ Solar Water Heater Utilizing Wickless Heat Pipes” , Scientific Bulletin, AIN SHAMS UNIV., Vol. , No., September, 2000 phd. Zahran, M.H.Sakr, R.Abd El Aziz & Ahmed A.A. Attia “ Experimental Study On the performance of Micro heat pipes Formed From Different Channel Geometers” , Scientific Bulletin, AIN SHAMS UNIV., Vol. 39, No.3, September, 2004 “An Experimental Study on The Effect of Internal Helical Groove With Different Pitches On Heat Pipe Performance”, ASJME, Vol. 2,w October, 2009, pp129-138 Ahmed A.A. Attia , Khairy H. El Nagar and Reda I. El-Ghnam. 24-26 “New proposed system for freeze water desalination using auto reversed R-22 vapor compression heat pump” Desalination, 254(2010)179-194, Ahmed A. A. Attia. “A New Automated Fuel Tank Washing System”, SAE International, 2010-01-0693, 04/12/2010. Ahmed A.Abdel-Rehim and Ahmed A.A. Attia “ Experimental Investigation of Vapor Chamber with Different Working Fluids at Different Charge Ratios “ Ahmed A.A. Attia , Baiumy T. El-Assal, Heat Pipe Science and Technology, An International Journal 3(1), 35–51 (2012) . “ Study on Solar System Inclination Angle Optimization” , Ahmed A.A. Attia, Engineering Research Journal(Faculty of Engineering Shoubra), July, 2012 “Thermal Analysis for System Uses Solar Energy as a Pressure Source for Reverse Osmosis (RO) Water Desalination “ , Ahmed A.A. Attia, Solar Energy 86 (2012) 2486–2493 “Does Magnetic Fuel Treatment Affect Engine's Performance?”, Ahmed A. Abdel-Rehim and Ahmed A.A. Attia, SAE International, 2014-01-1398 “Thermal analysis for system uses pressurized hot water for seawater desalination (pressurized multistage), Ahmed A.A. Attia 1, Ahmed A. Abdel-Rehim , Desalination 346 (2014) 91–99 COMPUTATIONAL INVESTIGATIONS OF THERMAL SIMULATION OF SHELL AND TUBE HEAT EXCHANGER” , Mahmoud Galal Yehia, Ahmed A. A. Attia, Osama Ezzat Abdelatif, Essam E. Khalil, ASME 2014 12th Biennial Conference on Engineering Systems Design and Analysis ESDA2014-20005 June 25-27, 2014, Copenhagen, Denmark “ON THE COMPUTATIONS OF THERMAL BEHAVIOUR OF SHELL AND TUBE HEAT EXCHANGER” , Mahmoud Galal Yehia, Ahmed A. A. Attia, Osama Ezzat Abdelatif, Essam E. Khalil, AIAA-2014-1928049 Comparative study on AL2O3 nanoparticle addition on cool storage system performance Effect of water based Al2O3 nanoparticle PCM on cool storage performance Optimization of stepped conical swirler with multiple jets for pre-mixed turbulent swirl flames Heat transfer and friction characteristics of shell and tube heat exchanger with multi inserted swirl vanes Heat pump seawater distillation system using passive vacuum generation system Heat pump seawater distillation system using passive vacuum generation system