PUBLICATIONS

Selected Journal Articles 

N. Almalki and W. H. Ahmed, Evaluating the Two-Phase Flow Development Through Orifices Using a Synchronized Multi-Channel Void Fraction Sensor, Experimental Thermal and Fluid Science, 118, 110165, 2020. 

W. H. Ahmed, A. Fatyerji, A. Elsaftawy, M. Hassan, D. Weaver and J. Riznic, A New Capacitance Sensor for Measuring the Void Fraction of Two-Phase Flow Through Tube Bundles, Sensors, 20 (7), 2088, 2020. 

O.E. Bamidele, W. H. Ahmed and M. Hassan, Two-Phase Flow-Induced Vibration of Piping Structure with Flow Restricting Orifices, International Journal of Multiphase Flow, 113, 59-70, 2019. 

E. Kosari, J. Eshraghi, W. H. Ahmed and P. Hanafizadeh, Experimental Investigation of Bubble Growth and Detachment in Stagnant Liquid Column Using Image–Based Analysis, Energy Equipment and Systems, 7 (4), 353-375, 2019. 

M. Shallouf, W. H. Ahmed and S. Abdou, Engineered-Airlift Pumps for Aquaculture Applications Using Multiphase Flow Analysis, Aquaculture Engineering, 87, 101998, 2019. 

A. Elsaftawy, J. Pott and W. H. Ahmed, Oscillation Frequency LC-Based Sensor for Characterizing Two-Phase Flows in Energy Systems, IEEE Sensors, 19 (1), 65-77, 2018. 

H. Ibrahim, W. H. Ahmed, S. Abdou and V. Blagojevic, Experimental and Numerical Investigations of the Performance of the Cleanalytic Catalytic Converter. International Journal of Heat and Mass Transfer, 127, 546–560, 2018. 

A. A. Araoye, H. M. Badr, W. H. Ahmed, M. A. Habib and A. Alsarkhi, Erosion of a Multistage Orifice Due to Liquid-Solid Flow, Wear, 390, 270-282, 2017. 

A. A. Araoye, H. M. Badr and W. H. Ahmed, Investigation of Flow Through Multi-Stage Restricting Orifices. Annals of Nuclear Energy, 104, 87-97, 2017. 

W. H. Ahmed, H. M. Badr and A. Alsarkhi, Experimental Investigation of Oil–Water Partial Separation Using a Controlled Tee Junction. Journal of Petroleum Science and Engineering, 143, 187-198, 2016. 

W. H. Ahmed, A. M. Aman, H. M. Badr and A. M. Alqutub, Air Injection Methods: The Key to a Better Performance of Airlift Pumps. Experimental Thermal and Fluid Science, 70, 354-365, 2016. 

A. Mukhaimer, A. Al-sarkhi, M. El-Nakla, W. H. Ahmed and L. Al-Hadhrami, Pressure Drop and Flow Pattern of Oil–Water Flow for Low Viscosity Oils: Role of Mixture Viscosity, International Journal of Multiphase Flow, 73, 90-96, 2015. 

P. Hanafizadeh, J. Eshraghi, E. Kosari and W. H. Ahmed, The Effect of Gas Properties on Bubble Formation, Growth and Detachment, Particulate Science and Technology, 33 (6), 645-651, 2015. 

A. Mukhaimer, A. Al-Sarkhi, M. El-Nakla, W. H. Ahmed and L. Al-Hadhrami, Effect of Water Salinity on Flow Pattern and Pressure Drop in Oil-Water Flow, Journal of Petroleum Science and Engineering, 128, 145-149, 2015. 

M. A. Nemitallah, R. Ben-Mansour, M. A. Habib, W. H. Ahmed, I.H. Toor, Z.M. Gasem and H. M. Badr, Numerical Investigations of Solid Particle Erosion Downstream of an Orifice, AMSE Fluids Engineering, 137 (2), 021302, 2015. 

M. A. Habib, T. Furqan, M. A. Nemitallah, W. H. Ahmed and H. M. Badr, Experimental and Numerical Analysis of Oxy‐Fuel Combustion in a Porous Plate Reactor, Journal of Energy Research, 39 (9), 1229-1240, 2015. 

Y. A. Khulief, M. A. El-Gebeily, W. A. Oke and W. H. Ahmed, Modal Frequencies of Fiber-Reinforced Polymer Pipes with Wall-Thinning Using a Wavelet-Based Finite Element Model, Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 229 (13), 2377-2386, 2014. 

J. Malik, I. H. Toor, W. H. Ahmed, Z. M. Gasem, M. A. Habib, R. Ben-Mansour and H. M. Badr, Investigations on the Corrosion-Enhanced Erosion Behavior of Carbon Steel AISI 1020, International Journal of Electrochemical Science, 9, 6765-6780, 2014. 

J. Malik, I. H. Toor, W. H. Ahmed, Z. M. Gasem, M. A. Habib, R. Ben-Mansour and H. M. Badr, Evaluating the Effect of Hardness on Erosion Characteristics of Aluminum and Steels, Journal of Materials Engineering and Performance, 23 (6), 2274-2282, 2014. 

W. H. Ahmed, M. M. Bello, A. Al-Sarkhi, M. El-Nakla and H. M. Badr, Experimental Investigation of Flow Accelerated Corrosion Under Two-Phase Flow Conditions, Nuclear Engineering and Design, 267, 34-43, 2014. 

M. El-Nakla, W. H. Ahmed and A. Al-Sarkhi, Effect of Carbon Nanotube Additive on the Thermal Performance of a Horizontal V-Grooved Heat Pipe, Journal of Nano Research, 26, 83-86, 2014. 

M. A. Habib, R. Ben Mansour, W. H. Ahmed, A. M. Al-Otaibi, A. Al-Sarkhi and Z. Gasem, Oil-Water Two-Phase Flow Redistribution in Horizontal and Near Horizontal Pipelines, International Journal of Fluid Mechanics Research, 40 (6), 494-511. 2013. 

M. El-Nakla, W. H. Ahmed and A. Al-Sarkhi, Application of the Critical Heat Flux Look-Up Table to Large Diameter Tubes, Journal of Science and Technology of Nuclear Installations, 868163, 2013. 

W. H. Ahmed, M. M. Bello, A. Al-Sarkhi and M. El-Nakla, Flow and Mass Transfer Downstream of an Orifice Under Flow Accelerated Corrosion Conditions, Nuclear Engineering and Design, 252, 52-67, 2012. 

W. H. Ahmed, A. M. Mohany and Y. A. Khulief, An Innovative Vibration Sensor for Flow Accelerated Corrosion Measurement, Recent Patent on Corrosion Science, 2, 61-65, 2012. 

M. Al-Gammal, W. H. Ahmed and C. Y. Ching, Investigation on Wall Mass Transfer Characteristics Downstream of an Orifice, Nuclear Engineering and Design, 242, 353-360, 2012. 

W. H. Ahmed and H. M. Badr, Dual-injection Airlift Pumps: An Enhanced Performance, Particulate Science and Technology, 30, 497–516, 2012. 

W. H. Ahmed, Experimental investigation of Air-Oil Slug Flow Using Capacitance Probes, Hot-Film Anemometer, and Image Processing, International Journal of Multiphase Flow, 37(8), 876-887, 2011. 

A. Al-Sarkhi, M. El-Nakla and W. H. Ahmed, Friction Factor Correlations for Gas-Liquid/Liquid-Liquid Flows with Drag-Reducing Polymers in Horizontal Pipes, International Journal of Multiphase Flow, 37(5), 501-506, 2011. 

W. H. Ahmed, Evaluation of the Proximity Effect on Flow Accelerated Corrosion, Annals of Nuclear Energy, 37, 598-605, 2010. 

W. H. Ahmed, M. El-Nakla and B. Ismail, Towards Understanding the Critical Heat Flux for Industrial Applications, International Journal of Multiphase Flow, 36, (3), 153-165, 2010. 

A. A. Nassr, W. W. El-Dakhakhni and W. H. Ahmed, Biodegradation and De-bonding Detection of Composite-wrapped Wood Structures, Journal of Reinforced Plastics and Composites, 29 (15), 2296-2305, 2010. 

B. Ismail and W. H. Ahmed, Thermoelectric Power Generation Using Waste-Heat Energy as an Alternative Green Technology, Recent Patents in Electrical Engineering Journal, 2, 27-39, 2009. 

A. A. Nassr, W. H. Ahmed and W. W. El-Dakhakhni, Coplanar-Capacitance Sensors for Detecting Water Intrusion in Composite Structures, Measurement Science and Technology. 19(7), 075702, 2008. 

S. Z. Kassab, H. A. Kandil, H. A. Warda and W. H. Ahmed, Air-Lift Pump Characteristics Under Two-Phase Flow Conditions, International Journal of Heat and Fluid Flow, 30,. 88-98, 2009. 

W. H. Ahmed and B. Ismail, Innovative Techniques for Two-Phase Flow Measurements, Recent Patents in Electrical Engineering Journal, 1, 1-13, 2008. 

W. H. Ahmed, C.Y. Ching and M. Shoukri, Development of Pressure, Void Fraction and Liquid Turbulence for Air-Oil Two-Phase Flow Across Sudden Expansions, International Journal of Heat and Fluid Flow, 29, 194-206, 2008. 

W. H. Ahmed, C.Y. Ching and M. Shoukri, Pressure Recovery of Two-Phase Flow Across Sudden Expansions, International Journal of Multiphase Flow, 33, 575–594, 2007. 

S. Z. Kassab, H. A. Kandil, H. A. Warda and W. H. Ahmed, Experimental and Analytical Investigations of Airlift Pumps Operating in Three-Phase Flow, Chemical Engineering Journal, 131, 273–281, 2007. 

W. H. Ahmed, Capacitance Sensors for Void-Fraction Measurements and Flow-Pattern Identification in Air–Oil Two-Phase Flow, IEEE Sensors Journal, 6(5), 1153-1163, 2006. 

W. H. Ahmed, C.Y. Ching and M. Shoukri, Local Void Fraction and Liquid Turbulence Measurements of Two-Phase Flow Downstream of a Sudden Expansion, Transactions of the Institute of Fluid Flow Machinery, 118, 3-14, 2006. 

Books 

H. M. Badr and W. H. Ahmed, “Pumping Machinery: Theory and Practice,” ISBN 1118932110, 9781118932117, John Wiley & Sons, 2015. 

Editor: W. H. Ahmed, “Nuclear Power-Practical Aspects,” ISBN 978-953-51-0778-1, InTech Publishing, 2012. 

Complete list of publications