All Stories

  1. Exploring the impact of crops' presence on microclimate in soilless greenhouses: A study from northern T unisia

    Article • Environmental Progress & Sustainable Energy, November 2025, Wiley

    Dr Ahmed Ketata

  2. Comparative analysis of emission characteristics and performance between naturally aspirated and turbocharged engines operating on waste oil biodiesel-diesel blends

    Article • Journal of Umm Al-Qura University for Engineering and Architecture, October 2025, Springer Science + Business Media

    Dr Ahmed Ketata

  3. Psychoses onset in multiple sclerosis: A systematic review and meta-analysis

    Article • Revue Neurologique, June 2025, Elsevier

    Dr Ahmed Ketata

  4. CFD Modeling of Seasonal Impacts on Greenhouse Aerodynamics

    Article • February 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Ahmed Ketata

  5. CFD Validation and Interior Climate Analysis of a Span-Less Greenhouse

    Article • February 2025, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Ahmed Ketata

  6. Numerical and experimental study of the impact of biofuel generated from waste olive oil on performance and emissions of IC engines

    Article • Journal of Ecological Engineering, February 2025, Wydawnictwo Naukowe Gabriel Borowski (WNGB)

    Dr Ahmed Ketata

  7. Numerical investigation of CFD parameters: Evaluating height variations on microclimate and crop performance in large-scale soilless greenhouses in northern Tunisia

    Article • Journal of Engineering Research, February 2025, Elsevier

    Dr Ahmed Ketata

  8. A Blade Angular Offset Mechanism of Savonius Turbines for an Optimal Renewable Energy Harnessing

    Article • January 2025, Springer Science + Business Media

    Dr Ahmed Ketata

  9. Effects of Height Dimensions on the Microclimate of a Soilless Greenhouse: A Numerical Study

    Article • January 2025, Springer Science + Business Media

    Dr Ahmed Ketata

  10. Soilless Greenhouse Microclimate: Impact of Seasonal Variations

    Article • January 2025, Springer Science + Business Media

    Dr Ahmed Ketata

  11. Numerical and experimental analyses for performance and emissions assessment of a four-stroke engine powered by oleic acid methyl ester biofuel made from waste frying oil

    Article • Global NEST Journal, August 2024, University of the Aegean

    Dr Ahmed Ketata

  12. Enhancing Sustainable Development: Assessing a Solar Air Heater (SAH) Test Bench through Computational and Experimental Methods

    Article • Sustainability, July 2024, MDPI AG

    Dr Ahmed Ketata

  13. Impact of greenhouse roof height on microclimate and agricultural practices: CFD and experimental investigations

    Article • Journal of Thermal Analysis and Calorimetry, May 2024, Springer Science + Business Media

    Dr Ahmed Ketata

  14. Analysis of seasonal variations and their impact on the microclimate of soilless glass greenhouses: Numerical and experimental investigations

    Article • Numerical Heat Transfer Part A Applications, February 2024, Taylor & Francis

    Dr Ahmed Ketata

  15. Numerical Investigation of the Impact of Crops on the Greenhouse Environment

    Article • January 2024, Springer Science + Business Media

    Dr Ahmed Ketata

  16. CFD Model Verification and Aerodynamic Analysis of crop effect on soilless greenhouse climate

    Article • December 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Ahmed Ketata

  17. Influence of Mechanical Ventilation on Greenhouse Microclimate in Sfax City

    Article • December 2023, Institute of Electrical & Electronics Engineers (IEEE)

    Dr Ahmed Ketata

  18. Modeling of Waste Vegetable Oil Biodiesel for Tractor Engine Utilization

    Article • Journal of Ecological Engineering, December 2023, Wydawnictwo Naukowe Gabriel Borowski (WNGB)

    Dr Ahmed Ketata

  19. Numerical investigation of greenhouse climate considering external environmental factors and crop position in Sfax central region of Tunisia

    Article • Solar Energy, November 2023, Elsevier

    Dr Ahmed Ketata

  20. Start of injection timing effect on performance and exhaust emissions of a combustion engine powered by a diesel-oleic acid methyl ester biodiesel blend

    Article • International Journal of Ambient Energy, October 2022, Taylor & Francis

    Dr Ahmed Ketata

  21. Analysis of performance and time lag of turbocharger turbines fed with gasoline and diesel burnt gases and air under pulsating flow conditions

    Article • International Journal of Engine Research, October 2022, SAGE Publications

    Dr Ahmed Ketata

  22. A study of cover slope effect on productivity of solar still under Tunisian winter and summer conditions

    Article • Environmental Science and Pollution Research, September 2022, Springer Science + Business Media

    Dr Ahmed Ketata

  23. Numerical Simulation and Experimental Study of Natural Convection Flow in a Test Bench for Solar Air Heaters

    Article • International Journal of Engineering Research in Africa, March 2022, Trans Tech Publications

    Dr Ahmed Ketata

  24. A DFT Spectrum Acoustic Analysis for Investigating Pulse Duration Effect on Performance, Psychoacoustic Sound Level of Turbocharger Turbines Through C +  + FDM Code

    Article • Arabian Journal for Science and Engineering, January 2022, Springer Science + Business Media

    Dr Ahmed Ketata

  25. Characterization of double-entry turbine coupled with gasoline engine under in- and out-phase admission

    Article • Energy, December 2021, Elsevier

    Dr Ahmed Ketata

  26. A methodology for loss and performance assessment of a variable geometry turbocharger turbine through a new meanline FORTRAN program

    Article • Engineering Computations, November 2021, Emerald

    Dr Ahmed Ketata

  27. A numerical study for correlating performance versus number of blades and investigating flow characteristics and loss generation of an automotive radial flow turbine

    Article • Proceedings of the Institution of Mechanical Engineers Part D Journal of Automobile Engineering, September 2021, SAGE Publications

    Dr Ahmed Ketata

  28. A novel pressure regulation system based on Banki hydro turbine for energy recovery under in-range and out-range discharge conditions

    Article • Energy Conversion and Management, September 2021, Elsevier

    Dr Ahmed Ketata

  29. New FORTRAN meanline code for investigating the volute to rotor interspace effect on mixed flow turbine performance

    Article • Proceedings of the Institution of Mechanical Engineers Part E Journal of Process Mechanical Engineering, April 2021, SAGE Publications

    Dr Ahmed Ketata

  30. Prediction of the Unsteady Turbulent Flow in a Solar Air Heater Test Bench

    Article • Modelling Measurement and Control B, December 2020, International Information and Engineering Technology Association

    Dr Ahmed Ketata

  31. Effect of the turbulence model on the heat ventilation analysis in a box prototype

    Article • Diagnostyka, September 2020, Polskiego Towarzystwa Diagnostyki Technicznej

    Dr Ahmed Ketata

  32. Impact of blade number on performance, loss and flow characteristics of one mixed flow turbine

    Article • Energy, July 2020, Elsevier

    Full Professor Zied Driss, Dr Ahmed Ketata

  33. In-Cylinder Aero-Thermal Simulation of Compression Ignition Engine: Using a Layering Meshing Approach

    Article • Journal of Applied Fluid Mechanics, September 2019, Academic World Research

    Dr Ahmed Ketata

  34. Impact of the wastegate opening on radial turbine performance under steady and pulsating flow conditions

    Article • Proceedings of the Institution of Mechanical Engineers Part D Journal of Automobile Engineering, May 2019, SAGE Publications

    Dr Ahmed Ketata

  35. 1D gas dynamic code for performance prediction of one turbocharger radial turbine with different finite difference schemes

    Article • Mechanics & Industry, January 2019, EDP Sciences

    Dr Ahmed Ketata

  36. Unsteady investigation of the heat ventilation in a box prototype

    Article • International Journal of Thermal Sciences, January 2019, Elsevier

    Full Professor Zied Driss, Dr Ahmed Ketata

  37. Study of the turbulent flow in a newly solar air heater test bench with natural and forced convection modes

    Article • Energy, October 2018, Elsevier

    Full Professor Zied Driss, Dr Ahmed Ketata

  38. Experimental Analysis for Performance Evaluation and Unsteadiness Quantification for One Turbocharger Vane-Less Radial Turbine Operating on a Gasoline Engine

    Article • Arabian Journal for Science and Engineering, February 2018, Springer Science + Business Media

    Full Professor Zied Driss, Dr Ahmed Ketata

  39. Numerical Investigation for a Vanned Mixed Flow Turbine Volute Under Steady Conditions

    Article • January 2018, Springer Science + Business Media

    Dr Ahmed Ketata

  40. Influence of Rotor Speed on Mixed Flow Turbine Performance

    Article • American Journal of Mechanical Engineering, November 2017, Science and Education Publishing Co., Ltd.

    Dr Ahmed Ketata

  41. Numerical Study of the Flow Within a Vanned Volute of a Mixed Flow Turbine

    Article • International Journal of Fluid Mechanics & Thermal Sciences, January 2017, Science Publishing Group

    Dr Ahmed Ketata