Steam generator mathematical model and its application on practical data, The Eighth International Conference for Mechanical Power Engineering, Alexandria University, Alexandria, Egypt, April 27-29 Modelling particle deposition on compressor and turbine blade surfaces. Projekte an den Zentralen Applikationsservern 1998, Bericht des EDV-Zentrums der Technischen Universität Wien, pp. 163 – 172 Modelling Particle deposition on compressor and turbine blade surfaces. Projekte an den Zentralen Applikationsservern 1999, Bericht des EDV-Zentrums der Technischen Universität Wien, pp. 185 – 194 Effect of turbulence modelling on particle dispersion and deposition on compressor and turbine blade surfaces. ASME Paper 2000-GT-519, ASME TURBO EXPO 2000, Munich, Germany. Effect of particle deposition on the performance of turbine blades. Projekte an den Zentralen Applikationsservern 2000, Bericht des EDV-Zentrums der Technischen Universität Wien, pp. 139 – 148. Effect of gas and surface temperatures on particle deposition on turbine blades. Fourth European Conference on Turbomachinery - Fluid Dynamics and Thermodynamics, Florence, Italy, March 20 - 23. Numerical and experimental prediction of secondary flow through a rectilinear cascade for different aspect ratios, International Mechanical Engineering Conference, Kuwait, December 5-8. Experimental and numerical study of the flow field and forced convection around semi-circular tube in cross flow at different angles of attack, Scientific Bulletin, Faculty of Engineering, Ain Shams University, Vol. 40, No. 2, June 30. Numerical study of the flow field through a transonic linear turbine cascade at design and off-design conditions, 4th International Engineering Conference, Mansoura-Sharm El-Shiekh, April 20-22, 2004 and published also at Journal of Turbulence, Volume 7, No. 5. Numerical and experimental study of the flow field and particle dynamics through cyclone separators, ASME/ATI Conference on Energy: Production Distribution and Conservation, Milan, Italy, May 14-17. An experimental and numerical study of the tip clearance effect on the three-dimensional flow field through a linear turbine cascade, Eighth International Congress of Fluid Dynamics & Propulsion, Sharm El-Shiekh, Egypt, December 14-17 . Heat transfer and fluid flow around semi-circular tube in cross flow at different orientations, Heat and Mass Transfer, vol. 43, pp. 1157-1169, . Hydrodynamic investigation of single-phase flow in complex pipeline configurations with reference erosion-corrosion, The 10th International Mining, Petroleum, and Metallurgical Engineering Conference, March 6-8, Hydrodynamic investigation of two-phase flow in complex pipeline configurations with reference erosion-corrosion, The 10th International Mining, Petroleum, and Metallurgical Engineering Conference, March 6-8. Reducing tip leakage flow by modifying the tip geometry of a turbine blade, accepted for publication at the scientific Bulletin, Faculty of Engineering, Ain Shams University. Prediction for the mass transfer and oxygen corrosion in complex pipelines, Proceedings of ICFDP9, Ninth International Congress of Fluid Dynamics & Propulsion, December 18-21 Alexandria, Egypt. Effect of Elbows on the Flow through Complex Pipeline Configurations, Part 1: Single-Phase Flow, submitted for publication at the Computer and Fluids. Hydrodynamic investigation of two-phase flow in complex pipeline configurations with reference erosion-corrosion, The 10th International Mining, Petroleum, and Metallurgical Engineering Conference Prediction for the mass transfer and oxygen corrosion in complex pipelines, ICFDP9-EG-271, Proceedings of ICFDP9, Ninth International Congress of Fluid Dynamics & Propulsion, Effect of the tip clearance gap on the flow and loss mechanism through a linear turbine cascade, ICFD10-EG-3055, Tenth International Congress of Fluid Dynamics A study of the loss generated due to the tip clearance flow downstream of an annular turbine cascade, ICFD10-EG-3056, Tenth International Congress of Fluid Dynamics,December 16-19, Stella Di Mare Sea Club Hotel, Ain Soukhna, Red Sea, Egypt, 2010 Prediction of Hydrogen Sulfide Corrosion in Petroleum Refinery Complex Pipelines, ICFD10-EG-3063, Tenth International Congress of Fluid Dynamics, December 16-19, Stella Di Mare Sea Club Hotel, Ain Soukhna, Red Sea, Egypt An investigation on the effect of endwall movement on the tip clearance loss using annular turbine cascade, International Journal of Rotating Machinery, 2011, Article ID 489150, 11 pages. Effect of exit pipe on the flow and particle separation in tangential inlet cyclone separators, Bulletin of the Faculty of Engineering, Faculty of Engineering, Minia University. Vol. 31, No.1 Numerical and experimental aerodynamic investigation on shrouded wind turbines and estimation of power generation, Bulletin of the Faculty of Engineering, Faculty of Engineering, Minia University. Vol. 31, No.1 On the application of mixture model for two-phase flow induced corrosion in a complex pipeline configuration, Applied Mathematical Modelling, Vol. 36, 2012, pp. 5686–5699. Effect of the radial pressure gradient on the secondary flow generated in an annular turbine cascade, International Journal of Rotating Machinery, 2012, Article ID 509209, 14 pages Experimental and numerical investigation of a condensation repellent radiant cooling panel system, Accepted for publication at the Journal of Engineering Sciences, Faculty of Engineering, Assiut University, Vol. 40, No. 4 Effect of squealer tip on the aerodynamic losses downstream of an annular turbine cascade, accepted for publication at Mansoura Engineering Journal, Vol. 37, No.1, M24-M39. Three Dimensional Heat Transfer Characteristics through a Linear Gas Turbine Cascade, Journal of Engineering Sciences, Faculty of Engineering, Assiut University, pp. 947-970. Improving cyclone performance by proper selection of the exit pipe, Applied Mathematical Modelling, vol. 37, pp. 5286-5303. Effect of secondary flows on heat transfer of a gas turbine blade, International Journal of Rotating Machinery, Volume 2013, Article ID 79784 Effect of wind turbine shroud on the flow and power generated from a horizontal-axis shrouded wind turbine, ASME 2014 International Mechanical Engineering Congress & Exposition, IMECE2014-38547, November 14-20, 2014, Montreal, Canada Experimental and numerical investigation of the radiant panel heating system using scale room model, Energy and Buildings 82, 130–141, 2014. Effect of wind turbine shroud on the flow and power generated from a horizontal-axis shrouded wind turbine, accepted for publication at ASME 2014 International Mechanical Engineering Congress & Exposition, IMECE2014-38547, November 14-20, 2014, Montreal, Canada Combustion characteristics of jojoba methyl ester as an alternative fuel for gas turbine, accepted for publication at ASME 2014 International Mechanical Engineering Congress & Exposition, IMECE2014-39991, November 14-20, 2014, Montreal, Canada Effects of alumina nanoparticles additives into jojoba methyl ester-diesel mixture on diesel engine performance, ASME 2014 International Mechanical Engineering Congress & Exposition, IMECE2014-39988, November 14-20, 2014, Montreal, Canada Studying of heat transfer and fluid flow characteristics, 1st Aviation Engineering Innovations Conference, 21-22 March 2015, Luxor, Egypt Effect of wind turbine shroud on the flow and power generated from a horizontal-axis shrouded wind turbine, 1st Aviation Engineering Innovations Conference, 21-22 March 2015, Luxor, Egypt Experimental and Numerical Investigation for the Aerodynamics of a Linear Compressor Cascade, 1st Aviation Engineering Innovations Conference, 21-22 March 2015, Luxor, Egypt CFD investigation of airflow pattern, temperature distribution and thermal comfort of UFAD system for theater buildings applications, Journal of building engineering, 2016, page 274-300 Numerical study of the effect of changing the cyclone cone length on the gas flow field, Applied Mathematical Modelling, vol. 46, 2017, pp. 81–97. The effect of Aluminum oxide nanoparticles addition with Jojoba methyl ester-diesel fuel blend on a diesel engine performance, combustion and emission characteristics, Fuel 224, 147-166, 2018. flame and emissions characteristics of waste cooking oil- jet a-1 blend of 20% using lean pre-vaporized pre-mixed combustion technique, Proceedings of ICFD13, Thirteenth International Conference of Fluid Dynamics 21-22 December, 2018, Cairo, EGYPT Numerical study for the flow field and power augmentation in a horizontal axis wind turbine, Sustainable Energy Technologies and Assessments 31, 2019, 245-253 Numerical simulation of an experimental atrium fires in combined natural and forced ventilation by CFD, International Journal of Ventilation, 2019, 1-24 Froude scaling modeling in an Atrium Fire equipped with natural and transient forced ventilation, International Journal of Ventilation, 2019 Effect of Wind Tunnel Blockage on the Performance of a Horizontal Axis Wind Turbine with Different Blade Number, Energies 2019, 12(10), 1988. Investigations of three-dimensional flow field development in an axial compressor cascade, 11047, International Mechanical Engineering Congress & Exposition, November 11 – 14, 2019, Salt Lake City, Utah Experimental and numerical investigations of pressure loss and 3-D flow separations in a linear compressor cascades, 10686, International Mechanical Engineering Congress & Exposition, November 11 – 14, 2019, Salt Lake City, Utah Performance of Impulse ventilation system in an underground car park fire: case study, Journal of Building Engineering, 29, 2020. 101161. Effect of waste cooking oil methyl ester jet A-1 fuel blends on emission and combustion characteristics of a swirl stabilized lean pre-vaporized premixed flame, Fuel 267, 117203, 2020. Passive Flow Separation Control in Linear Compressor Cascade, October 2019, Novel Intelligent and Leading Emerging Sciences Conference (NILES)